[INFO] fetching crate takeable-option 0.5.0...
[INFO] testing takeable-option-0.5.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate takeable-option 0.5.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate takeable-option 0.5.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate takeable-option 0.5.0
[INFO] finished tweaking crates.io crate takeable-option 0.5.0
[INFO] tweaked toml for crates.io crate takeable-option 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56543e3f86c1da1647b4e5c9eb487ead23fb1e9312a85a53d224318a14caeee8
[INFO] running `Command { std: "docker" "start" "-a" "56543e3f86c1da1647b4e5c9eb487ead23fb1e9312a85a53d224318a14caeee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56543e3f86c1da1647b4e5c9eb487ead23fb1e9312a85a53d224318a14caeee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56543e3f86c1da1647b4e5c9eb487ead23fb1e9312a85a53d224318a14caeee8", kill_on_drop: false }`
[INFO] [stdout] 56543e3f86c1da1647b4e5c9eb487ead23fb1e9312a85a53d224318a14caeee8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aa3ae175eaceb4021c2b3d3a4639bd2aee9901a6a71cfe05544d27fc5e4a52c
[INFO] running `Command { std: "docker" "start" "-a" "0aa3ae175eaceb4021c2b3d3a4639bd2aee9901a6a71cfe05544d27fc5e4a52c", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeable-option v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "0aa3ae175eaceb4021c2b3d3a4639bd2aee9901a6a71cfe05544d27fc5e4a52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa3ae175eaceb4021c2b3d3a4639bd2aee9901a6a71cfe05544d27fc5e4a52c", kill_on_drop: false }`
[INFO] [stdout] 0aa3ae175eaceb4021c2b3d3a4639bd2aee9901a6a71cfe05544d27fc5e4a52c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b69f3f9da6596c2c013f133987f7427b239964c8c1ef7359e1bcb5633464b72
[INFO] running `Command { std: "docker" "start" "-a" "4b69f3f9da6596c2c013f133987f7427b239964c8c1ef7359e1bcb5633464b72", kill_on_drop: false }`
[INFO] [stderr]    Compiling takeable-option v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "4b69f3f9da6596c2c013f133987f7427b239964c8c1ef7359e1bcb5633464b72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b69f3f9da6596c2c013f133987f7427b239964c8c1ef7359e1bcb5633464b72", kill_on_drop: false }`
[INFO] [stdout] 4b69f3f9da6596c2c013f133987f7427b239964c8c1ef7359e1bcb5633464b72
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e57410c24e4e0900a17e82ba490ecb21771462492daf45135e43c6e7f217727b
[INFO] running `Command { std: "docker" "start" "-a" "e57410c24e4e0900a17e82ba490ecb21771462492daf45135e43c6e7f217727b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/takeable_option-ce5ad14436095adb)
[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 takeable-option
[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" "e57410c24e4e0900a17e82ba490ecb21771462492daf45135e43c6e7f217727b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e57410c24e4e0900a17e82ba490ecb21771462492daf45135e43c6e7f217727b", kill_on_drop: false }`
[INFO] [stdout] e57410c24e4e0900a17e82ba490ecb21771462492daf45135e43c6e7f217727b