[INFO] crate rust-gmp 0.5.0 is already in cache
[INFO] extracting crate rust-gmp 0.5.0 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rust-gmp/0.5.0
[INFO] extracting crate rust-gmp 0.5.0 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rust-gmp/0.5.0
[INFO] validating manifest of rust-gmp-0.5.0 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rust-gmp-0.5.0 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rust-gmp-0.5.0
[INFO] finished frobbing rust-gmp-0.5.0
[INFO] frobbed toml for rust-gmp-0.5.0 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rust-gmp/0.5.0/Cargo.toml
[INFO] started frobbing rust-gmp-0.5.0
[INFO] finished frobbing rust-gmp-0.5.0
[INFO] frobbed toml for rust-gmp-0.5.0 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/rust-gmp/0.5.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing rust-gmp-0.5.0 against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rust-gmp/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] 17b5ccedb338afd47771bb607d2d7b3e56b084c2b17d249cadd24f5596608cf1
[INFO] running `"docker" "start" "-a" "17b5ccedb338afd47771bb607d2d7b3e56b084c2b17d249cadd24f5596608cf1"`
[INFO] [stderr]    Compiling rust-gmp v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "17b5ccedb338afd47771bb607d2d7b3e56b084c2b17d249cadd24f5596608cf1"`
[INFO] running `"docker" "rm" "-f" "17b5ccedb338afd47771bb607d2d7b3e56b084c2b17d249cadd24f5596608cf1"`
[INFO] [stdout] 17b5ccedb338afd47771bb607d2d7b3e56b084c2b17d249cadd24f5596608cf1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-1/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/rust-gmp/0.5.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] b331489c17ed416d6c60d5be0a8c76f7992e5806c64805b976ff2e5314e489bf
[INFO] running `"docker" "start" "-a" "b331489c17ed416d6c60d5be0a8c76f7992e5806c64805b976ff2e5314e489bf"`
[INFO] [stderr]    Compiling rust-gmp v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:101:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |         x / y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:109:9
[INFO] [stderr]     |
[INFO] [stderr] 109 |         x % y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused comparison that must be used
[INFO] [stderr]    --> src/test.rs:316:9
[INFO] [stderr]     |
[INFO] [stderr] 316 |         Mpz::from_str_radix("1010010011", 2).unwrap().popcount() == 5;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:612:9
[INFO] [stderr]     |
[INFO] [stderr] 612 |         x / y;
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/test.rs:701:9
[INFO] [stderr]     |
[INFO] [stderr] 701 |         &x / &x;
[INFO] [stderr]     |         ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.gmp.3yfevk08-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036" "/opt/crater/target/debug/deps/gmp-37eb7d903593a036.2h9pwckri2g4f7xp.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-a5d0011c57729aac.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-e51712424930704a.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-ccfc2aaf3b466945.rlib" "/opt/crater/target/debug/deps/libnum_traits-878969cfff567ce0.rlib" "/opt/crater/target/debug/deps/libnum_traits-412a403d8fefe1b6.rlib" "/opt/crater/target/debug/deps/liblibc-7f2d74cb64e24b74.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-8469d768695d9748.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-786c0f406992159b.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-eda54ffd3e6402cc.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-3b59adbc83c396a4.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-1d2bb09f4dcbd4be.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e96acda46b77a2fd.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-596074f575b1f832.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57f280c1596673cd.rlib" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-16132b5b2ecf9ec1.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-37286a0a9c4289ff.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           /usr/bin/ld: cannot find -lgmp
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `rust-gmp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b331489c17ed416d6c60d5be0a8c76f7992e5806c64805b976ff2e5314e489bf"`
[INFO] running `"docker" "rm" "-f" "b331489c17ed416d6c60d5be0a8c76f7992e5806c64805b976ff2e5314e489bf"`
[INFO] [stdout] b331489c17ed416d6c60d5be0a8c76f7992e5806c64805b976ff2e5314e489bf