[INFO] fetching crate vkc 0.0.1...
[INFO] testing vkc-0.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate vkc 0.0.1 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate vkc 0.0.1 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 vkc 0.0.1
[INFO] finished tweaking crates.io crate vkc 0.0.1
[INFO] tweaked toml for crates.io crate vkc 0.0.1 written to /workspace/builds/worker-35/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] d79b53c571a0c7b9448b50b6bf6bee1a5705fa3fc0bed67e8181b33371a5c2dd
[INFO] running `Command { std: "docker" "start" "-a" "d79b53c571a0c7b9448b50b6bf6bee1a5705fa3fc0bed67e8181b33371a5c2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d79b53c571a0c7b9448b50b6bf6bee1a5705fa3fc0bed67e8181b33371a5c2dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79b53c571a0c7b9448b50b6bf6bee1a5705fa3fc0bed67e8181b33371a5c2dd", kill_on_drop: false }`
[INFO] [stdout] d79b53c571a0c7b9448b50b6bf6bee1a5705fa3fc0bed67e8181b33371a5c2dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 2310815bd947dc46f6d3e756e8fa0b89e63f17f5b2f94adfce928d94f9bddd74
[INFO] running `Command { std: "docker" "start" "-a" "2310815bd947dc46f6d3e756e8fa0b89e63f17f5b2f94adfce928d94f9bddd74", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling vkc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "2310815bd947dc46f6d3e756e8fa0b89e63f17f5b2f94adfce928d94f9bddd74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2310815bd947dc46f6d3e756e8fa0b89e63f17f5b2f94adfce928d94f9bddd74", kill_on_drop: false }`
[INFO] [stdout] 2310815bd947dc46f6d3e756e8fa0b89e63f17f5b2f94adfce928d94f9bddd74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] d68ad508e7e38b2d13f7e8496658467398b1bc30691aa46d5326e6e76326417b
[INFO] running `Command { std: "docker" "start" "-a" "d68ad508e7e38b2d13f7e8496658467398b1bc30691aa46d5326e6e76326417b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vkc v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d68ad508e7e38b2d13f7e8496658467398b1bc30691aa46d5326e6e76326417b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d68ad508e7e38b2d13f7e8496658467398b1bc30691aa46d5326e6e76326417b", kill_on_drop: false }`
[INFO] [stdout] d68ad508e7e38b2d13f7e8496658467398b1bc30691aa46d5326e6e76326417b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 0c5627039c3252996b8b69c86da0759c55f339df9d2c120a82b8ce9a168d9233
[INFO] running `Command { std: "docker" "start" "-a" "0c5627039c3252996b8b69c86da0759c55f339df9d2c120a82b8ce9a168d9233", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vkc-16270caabd34efce)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vkc
[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" "0c5627039c3252996b8b69c86da0759c55f339df9d2c120a82b8ce9a168d9233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5627039c3252996b8b69c86da0759c55f339df9d2c120a82b8ce9a168d9233", kill_on_drop: false }`
[INFO] [stdout] 0c5627039c3252996b8b69c86da0759c55f339df9d2c120a82b8ce9a168d9233