[INFO] fetching crate roulette-wheel 0.2.2...
[INFO] testing roulette-wheel-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate roulette-wheel 0.2.2 into /workspace/builds/worker-80/source
[INFO] validating manifest of crates.io crate roulette-wheel 0.2.2 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 roulette-wheel 0.2.2
[INFO] finished tweaking crates.io crate roulette-wheel 0.2.2
[INFO] tweaked toml for crates.io crate roulette-wheel 0.2.2 written to /workspace/builds/worker-80/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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] de5b14a9159177847de3eed0ff6255e8eae2f6c1d3d3f9b399ed16455b2d287a
[INFO] running `Command { std: "docker" "start" "-a" "de5b14a9159177847de3eed0ff6255e8eae2f6c1d3d3f9b399ed16455b2d287a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de5b14a9159177847de3eed0ff6255e8eae2f6c1d3d3f9b399ed16455b2d287a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de5b14a9159177847de3eed0ff6255e8eae2f6c1d3d3f9b399ed16455b2d287a", kill_on_drop: false }`
[INFO] [stdout] de5b14a9159177847de3eed0ff6255e8eae2f6c1d3d3f9b399ed16455b2d287a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] 2c294bd6ac6d7bbe16dfdb61e824144144b13f6ea7041f4d83fe6b6978f1527f
[INFO] running `Command { std: "docker" "start" "-a" "2c294bd6ac6d7bbe16dfdb61e824144144b13f6ea7041f4d83fe6b6978f1527f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling roulette-wheel v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.17s
[INFO] running `Command { std: "docker" "inspect" "2c294bd6ac6d7bbe16dfdb61e824144144b13f6ea7041f4d83fe6b6978f1527f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c294bd6ac6d7bbe16dfdb61e824144144b13f6ea7041f4d83fe6b6978f1527f", kill_on_drop: false }`
[INFO] [stdout] 2c294bd6ac6d7bbe16dfdb61e824144144b13f6ea7041f4d83fe6b6978f1527f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] b825e7f7ed178df54a39f1b9561cbddf939c781f1b62c6cdde42dcf4939f3747
[INFO] running `Command { std: "docker" "start" "-a" "b825e7f7ed178df54a39f1b9561cbddf939c781f1b62c6cdde42dcf4939f3747", kill_on_drop: false }`
[INFO] [stderr]    Compiling roulette-wheel v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "b825e7f7ed178df54a39f1b9561cbddf939c781f1b62c6cdde42dcf4939f3747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b825e7f7ed178df54a39f1b9561cbddf939c781f1b62c6cdde42dcf4939f3747", kill_on_drop: false }`
[INFO] [stdout] b825e7f7ed178df54a39f1b9561cbddf939c781f1b62c6cdde42dcf4939f3747
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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] eff5a282411485f5578452e1d3c298a45a682968c9a2c1bd1627797865a79921
[INFO] running `Command { std: "docker" "start" "-a" "eff5a282411485f5578452e1d3c298a45a682968c9a2c1bd1627797865a79921", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/roulette_wheel-600ef725283f7760)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_into_select_iter_seeded ... ok
[INFO] [stdout] test tests::test_select_iter_seeded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests roulette-wheel
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::select_iter (line 245) ... ignored
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::reserve (line 111) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::total_fitness (line 226) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::is_empty (line 141) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::new (line 76) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::with_capacity (line 92) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::unchecked_push (line 206) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::push (line 184) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::len (line 127) ... ok
[INFO] [stdout] test src/lib.rs - RouletteWheel<T>::clear (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eff5a282411485f5578452e1d3c298a45a682968c9a2c1bd1627797865a79921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eff5a282411485f5578452e1d3c298a45a682968c9a2c1bd1627797865a79921", kill_on_drop: false }`
[INFO] [stdout] eff5a282411485f5578452e1d3c298a45a682968c9a2c1bd1627797865a79921