[INFO] fetching crate mersenne_twister 1.1.1...
[INFO] testing mersenne_twister-1.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mersenne_twister 1.1.1 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate mersenne_twister 1.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mersenne_twister 1.1.1
[INFO] finished tweaking crates.io crate mersenne_twister 1.1.1
[INFO] tweaked toml for crates.io crate mersenne_twister 1.1.1 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37f3e59d51019f3400a95decd5da95e668260bd03ed01e4eb6d1edf7498ffe5a
[INFO] running `Command { std: "docker" "start" "-a" "37f3e59d51019f3400a95decd5da95e668260bd03ed01e4eb6d1edf7498ffe5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37f3e59d51019f3400a95decd5da95e668260bd03ed01e4eb6d1edf7498ffe5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37f3e59d51019f3400a95decd5da95e668260bd03ed01e4eb6d1edf7498ffe5a", kill_on_drop: false }`
[INFO] [stdout] 37f3e59d51019f3400a95decd5da95e668260bd03ed01e4eb6d1edf7498ffe5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94b026f75a04ba18b03aa7f8bb435234edaf85135e7ccb76f17a39e98ec9ec8a
[INFO] running `Command { std: "docker" "start" "-a" "94b026f75a04ba18b03aa7f8bb435234edaf85135e7ccb76f17a39e98ec9ec8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mersenne_twister v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "94b026f75a04ba18b03aa7f8bb435234edaf85135e7ccb76f17a39e98ec9ec8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b026f75a04ba18b03aa7f8bb435234edaf85135e7ccb76f17a39e98ec9ec8a", kill_on_drop: false }`
[INFO] [stdout] 94b026f75a04ba18b03aa7f8bb435234edaf85135e7ccb76f17a39e98ec9ec8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 570a35d7a3e466673b3e3c5a7e356d859ee8ebc50c8469d3c4562cadfa60f93d
[INFO] running `Command { std: "docker" "start" "-a" "570a35d7a3e466673b3e3c5a7e356d859ee8ebc50c8469d3c4562cadfa60f93d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mersenne_twister v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "570a35d7a3e466673b3e3c5a7e356d859ee8ebc50c8469d3c4562cadfa60f93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570a35d7a3e466673b3e3c5a7e356d859ee8ebc50c8469d3c4562cadfa60f93d", kill_on_drop: false }`
[INFO] [stdout] 570a35d7a3e466673b3e3c5a7e356d859ee8ebc50c8469d3c4562cadfa60f93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 55acceb522b087ab076d3922d908776b18cab0af2e138902b8f12460fce848d1
[INFO] running `Command { std: "docker" "start" "-a" "55acceb522b087ab076d3922d908776b18cab0af2e138902b8f12460fce848d1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mersenne_twister-af77848f7b622384)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test mt19937::test_32bit_seeded ... ok
[INFO] [stderr]    Doc-tests mersenne_twister
[INFO] [stdout] test mt19937::test_32bit_output ... ok
[INFO] [stdout] test mt19937::test_32bit_slice_seeded ... ok
[INFO] [stdout] test mt19937::test_recovery ... ok
[INFO] [stdout] test mt19937::test_untemper ... ok
[INFO] [stdout] test mt19937_64::test_64bit_seeded ... ok
[INFO] [stdout] test mt19937_64::test_64bit_output ... ok
[INFO] [stdout] test mt19937_64::test_64bit_slice_seeded ... ok
[INFO] [stdout] test mt19937_64::test_recovery ... ok
[INFO] [stdout] test mt19937_64::test_untemper ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "55acceb522b087ab076d3922d908776b18cab0af2e138902b8f12460fce848d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55acceb522b087ab076d3922d908776b18cab0af2e138902b8f12460fce848d1", kill_on_drop: false }`
[INFO] [stdout] 55acceb522b087ab076d3922d908776b18cab0af2e138902b8f12460fce848d1