[INFO] fetching crate chn 0.1.1...
[INFO] testing chn-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate chn 0.1.1 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate chn 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chn 0.1.1
[INFO] finished tweaking crates.io crate chn 0.1.1
[INFO] tweaked toml for crates.io crate chn 0.1.1 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a29e79882369f20c2a10b7324f7c78472f476298183963042f7c6ee5ab33229e
[INFO] running `Command { std: "docker" "start" "-a" "a29e79882369f20c2a10b7324f7c78472f476298183963042f7c6ee5ab33229e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a29e79882369f20c2a10b7324f7c78472f476298183963042f7c6ee5ab33229e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29e79882369f20c2a10b7324f7c78472f476298183963042f7c6ee5ab33229e", kill_on_drop: false }`
[INFO] [stdout] a29e79882369f20c2a10b7324f7c78472f476298183963042f7c6ee5ab33229e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 852fef4879d474643d6360eb26dae5591a45ff51ab08731efd6eb8b08d38562e
[INFO] running `Command { std: "docker" "start" "-a" "852fef4879d474643d6360eb26dae5591a45ff51ab08731efd6eb8b08d38562e", kill_on_drop: false }`
[INFO] [stderr]    Compiling chn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "852fef4879d474643d6360eb26dae5591a45ff51ab08731efd6eb8b08d38562e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852fef4879d474643d6360eb26dae5591a45ff51ab08731efd6eb8b08d38562e", kill_on_drop: false }`
[INFO] [stdout] 852fef4879d474643d6360eb26dae5591a45ff51ab08731efd6eb8b08d38562e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af806bf2fc68c7f7aafe70f7ec43bef91832ed70d96dc5fd576837479a04f43d
[INFO] running `Command { std: "docker" "start" "-a" "af806bf2fc68c7f7aafe70f7ec43bef91832ed70d96dc5fd576837479a04f43d", kill_on_drop: false }`
[INFO] [stderr]    Compiling chn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/chain-0de2d9b1061048fb)
[INFO] running `Command { std: "docker" "inspect" "af806bf2fc68c7f7aafe70f7ec43bef91832ed70d96dc5fd576837479a04f43d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af806bf2fc68c7f7aafe70f7ec43bef91832ed70d96dc5fd576837479a04f43d", kill_on_drop: false }`
[INFO] [stdout] af806bf2fc68c7f7aafe70f7ec43bef91832ed70d96dc5fd576837479a04f43d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d5f5876dece9dea59f9057ba8f108b4efa6d2efb5d8b11d45d59076971f4913
[INFO] running `Command { std: "docker" "start" "-a" "0d5f5876dece9dea59f9057ba8f108b4efa6d2efb5d8b11d45d59076971f4913", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chain-0de2d9b1061048fb)
[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 chain
[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" "0d5f5876dece9dea59f9057ba8f108b4efa6d2efb5d8b11d45d59076971f4913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d5f5876dece9dea59f9057ba8f108b4efa6d2efb5d8b11d45d59076971f4913", kill_on_drop: false }`
[INFO] [stdout] 0d5f5876dece9dea59f9057ba8f108b4efa6d2efb5d8b11d45d59076971f4913