[INFO] fetching crate online_codes 0.1.0...
[INFO] testing online_codes-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate online_codes 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate online_codes 0.1.0 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 online_codes 0.1.0
[INFO] finished tweaking crates.io crate online_codes 0.1.0
[INFO] tweaked toml for crates.io crate online_codes 0.1.0 written to /workspace/builds/worker-5/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] 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 73179367b594a47656af19d6aeba4d1d9258d9a7c0cd2e28658d2ba8bfa79d52
[INFO] running `Command { std: "docker" "start" "-a" "73179367b594a47656af19d6aeba4d1d9258d9a7c0cd2e28658d2ba8bfa79d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73179367b594a47656af19d6aeba4d1d9258d9a7c0cd2e28658d2ba8bfa79d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73179367b594a47656af19d6aeba4d1d9258d9a7c0cd2e28658d2ba8bfa79d52", kill_on_drop: false }`
[INFO] [stdout] 73179367b594a47656af19d6aeba4d1d9258d9a7c0cd2e28658d2ba8bfa79d52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 878ff5923edda8f03d7f4f18efce78cd630f9cc1519166caf7a7304c55c4c428
[INFO] running `Command { std: "docker" "start" "-a" "878ff5923edda8f03d7f4f18efce78cd630f9cc1519166caf7a7304c55c4c428", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling online_codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.66s
[INFO] running `Command { std: "docker" "inspect" "878ff5923edda8f03d7f4f18efce78cd630f9cc1519166caf7a7304c55c4c428", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878ff5923edda8f03d7f4f18efce78cd630f9cc1519166caf7a7304c55c4c428", kill_on_drop: false }`
[INFO] [stdout] 878ff5923edda8f03d7f4f18efce78cd630f9cc1519166caf7a7304c55c4c428
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] d92a8075a67935bc0d99c951c2d1c53ffb3a4fa127b9b533e95b4e76919c79cf
[INFO] running `Command { std: "docker" "start" "-a" "d92a8075a67935bc0d99c951c2d1c53ffb3a4fa127b9b533e95b4e76919c79cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling online_codes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "d92a8075a67935bc0d99c951c2d1c53ffb3a4fa127b9b533e95b4e76919c79cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92a8075a67935bc0d99c951c2d1c53ffb3a4fa127b9b533e95b4e76919c79cf", kill_on_drop: false }`
[INFO] [stdout] d92a8075a67935bc0d99c951c2d1c53ffb3a4fa127b9b533e95b4e76919c79cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 13f9a68c86af0bd116ca4d9db1d803052495d8e4fcffef93b14da62951986c9c
[INFO] running `Command { std: "docker" "start" "-a" "13f9a68c86af0bd116ca4d9db1d803052495d8e4fcffef93b14da62951986c9c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/online_codes-5dea20cbb5708198)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests online_codes
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "13f9a68c86af0bd116ca4d9db1d803052495d8e4fcffef93b14da62951986c9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f9a68c86af0bd116ca4d9db1d803052495d8e4fcffef93b14da62951986c9c", kill_on_drop: false }`
[INFO] [stdout] 13f9a68c86af0bd116ca4d9db1d803052495d8e4fcffef93b14da62951986c9c