[INFO] crate classygroup 0.0.1 is already in cache
[INFO] checking classygroup-0.0.1 against beta-2019-10-27 for pr-65897
[INFO] extracting crate classygroup 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate classygroup 0.0.1 on toolchain beta-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate classygroup 0.0.1
[INFO] finished tweaking crates.io crate classygroup 0.0.1
[INFO] tweaked toml for crates.io crate classygroup 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=allow" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7709368ebe9e69a00e23ec62184c790336e620a20dd79c43b69a53f898df4811
[INFO] running `"docker" "start" "-a" "7709368ebe9e69a00e23ec62184c790336e620a20dd79c43b69a53f898df4811"`
[INFO] [stderr]    Compiling classygroup v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `classgroup`
[INFO] [stderr]   --> bench/bench.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use classgroup::{gmp_classgroup::GmpClassGroup, ClassGroup};
[INFO] [stderr]    |     ^^^^^^^^^^ use of undeclared type or module `classgroup`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `gmp`
[INFO] [stderr]   --> bench/bench.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use gmp::mpz::Mpz;
[INFO] [stderr]    |     ^^^ use of undeclared type or module `gmp`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `classgroup`
[INFO] [stderr]   --> bench/bench.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | use classgroup::{gmp_classgroup::GmpClassGroup, ClassGroup};
[INFO] [stderr]    |     ^^^^^^^^^^ use of undeclared type or module `classgroup`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Mpz`
[INFO] [stderr]   --> bench/bench.rs:25:23
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let m_2048 = -Mpz::from_str(
[INFO] [stderr]    |                       ^^^ use of undeclared type or module `Mpz`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `Mpz`
[INFO] [stderr]   --> bench/bench.rs:39:23
[INFO] [stderr]    |
[INFO] [stderr] 39 |         let m_1024 = -Mpz::from_str(
[INFO] [stderr]    |                       ^^^ use of undeclared type or module `Mpz`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `GmpClassGroup`
[INFO] [stderr]   --> bench/bench.rs:48:26
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let group_1024 = GmpClassGroup::generator_for_discriminant(m_1024);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ use of undeclared type or module `GmpClassGroup`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `GmpClassGroup`
[INFO] [stderr]   --> bench/bench.rs:49:26
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let group_2048 = GmpClassGroup::generator_for_discriminant(m_2048);
[INFO] [stderr]    |                          ^^^^^^^^^^^^^ use of undeclared type or module `GmpClassGroup`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 7 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `classygroup`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "7709368ebe9e69a00e23ec62184c790336e620a20dd79c43b69a53f898df4811"`
[INFO] running `"docker" "rm" "-f" "7709368ebe9e69a00e23ec62184c790336e620a20dd79c43b69a53f898df4811"`
[INFO] [stdout] 7709368ebe9e69a00e23ec62184c790336e620a20dd79c43b69a53f898df4811