[INFO] fetching crate fractran 0.1.0...
[INFO] testing fractran-0.1.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate fractran 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fractran 0.1.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fractran 0.1.0
[INFO] finished tweaking crates.io crate fractran 0.1.0
[INFO] tweaked toml for crates.io crate fractran 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 937f1929a63d0c8c7347273e806dd9a9d0e44b37680027d26d59db5d5c8cda1f
[INFO] running `"docker" "start" "-a" "937f1929a63d0c8c7347273e806dd9a9d0e44b37680027d26d59db5d5c8cda1f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling thiserror v1.0.19
[INFO] [stderr]    Compiling fractran v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.59s
[INFO] running `"docker" "inspect" "937f1929a63d0c8c7347273e806dd9a9d0e44b37680027d26d59db5d5c8cda1f"`
[INFO] running `"docker" "rm" "-f" "937f1929a63d0c8c7347273e806dd9a9d0e44b37680027d26d59db5d5c8cda1f"`
[INFO] [stdout] 937f1929a63d0c8c7347273e806dd9a9d0e44b37680027d26d59db5d5c8cda1f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dae24fce3aa60a36f13917ec7d8e31c7606b92988ab3ac5c618335941fdfa721
[INFO] running `"docker" "start" "-a" "dae24fce3aa60a36f13917ec7d8e31c7606b92988ab3ac5c618335941fdfa721"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fractran v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "dae24fce3aa60a36f13917ec7d8e31c7606b92988ab3ac5c618335941fdfa721"`
[INFO] running `"docker" "rm" "-f" "dae24fce3aa60a36f13917ec7d8e31c7606b92988ab3ac5c618335941fdfa721"`
[INFO] [stdout] dae24fce3aa60a36f13917ec7d8e31c7606b92988ab3ac5c618335941fdfa721
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 148e83e3536b7b9b863fd58171cbec18cec18141899fa380b6f32cfc00e6b97e
[INFO] running `"docker" "start" "-a" "148e83e3536b7b9b863fd58171cbec18cec18141899fa380b6f32cfc00e6b97e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fractran-f1ff83c93a47a12f
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test frac::tests::test_exec ... ok
[INFO] [stdout] test primebasis::tests::test_basis_nums ... ok
[INFO] [stdout] test primebasis::tests::test_divides ... ok
[INFO] [stdout] test primebasis::tests::test_into_u64 ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test math::tests::first_n_primes_below_6 ... ok
[INFO] [stdout] test math::tests::first_n_primes_above_6 ... ok
[INFO] [stdout] test primebasis::tests::test_mul ... ok
[INFO] [stdout] test program::tests::test_basic_program ... ok
[INFO] [stdout] test program::tests::test_multiply ... ok
[INFO] [stdout] test primebasis::tests::test_tryfrom_u64 ... ok
[INFO] [stdout] test program::tests::test_readme_primes ... ok
[INFO] [stdout] test program::tests::test_readme_primes_2e ... ok
[INFO] [stderr]    Doc-tests fractran
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "148e83e3536b7b9b863fd58171cbec18cec18141899fa380b6f32cfc00e6b97e"`
[INFO] running `"docker" "rm" "-f" "148e83e3536b7b9b863fd58171cbec18cec18141899fa380b6f32cfc00e6b97e"`
[INFO] [stdout] 148e83e3536b7b9b863fd58171cbec18cec18141899fa380b6f32cfc00e6b97e