$ guix environment --ad-hoc openjdk@11 [...] $ [env] which java /gnu/store/0abrjjnpj244ah6jd8ibmmj1flg6fi6d-profile/bin/java $ [env] guix gc -R /gnu/store/0abrjjnpj244ah6jd8ibmmj1flg6fi6d-profile | grep glibc /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31 $ [env] /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/bin/ldd /gnu/store/0abrjjnpj244ah6jd8ibmmj1flg6fi6d-profile/bin/java linux-vdso.so.1 (0x00007ffc06193000) libz.so.1 => /gnu/store/rykm237xkmq7rl1p0nwass01p090p88x-zlib-1.2.11/lib/libz.so.1 (0x00007f08d81cf000) libpthread.so.0 => /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/lib/libpthread.so.0 (0x00007f08d81ae000) libjli.so => /gnu/store/0abrjjnpj244ah6jd8ibmmj1flg6fi6d-profile/bin/../lib/jli/libjli.so (0x00007f08d819a000) libdl.so.2 => /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/lib/libdl.so.2 (0x00007f08d8195000) libgcc_s.so.1 => /gnu/store/01b4w3m6mp55y531kyi1g8shh722kwqm-gcc-7.5.0-lib/lib/libgcc_s.so.1 (0x00007f08d817a000) libc.so.6 => /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/lib/libc.so.6 (0x00007f08d7fbd000) /gnu/store/fa6wj5bxkj5ll1d7292a70knmyl7a0cr-glibc-2.31/lib/ld-linux-x86-64.so.2 (0x00007f08d81f1000)