[INFO] fetching crate kythera 0.1.0-alpha.2...
[INFO] testing kythera-0.1.0-alpha.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate kythera 0.1.0-alpha.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate kythera 0.1.0-alpha.2
[INFO] finished tweaking crates.io crate kythera 0.1.0-alpha.2
[INFO] tweaked toml for crates.io crate kythera 0.1.0-alpha.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kythera 0.1.0-alpha.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kythera 0.1.0-alpha.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f9382b7edd285ff379e8152f65245cdc696408245a5b90d9adacfbc3d48a553
[INFO] running `Command { std: "docker" "start" "-a" "0f9382b7edd285ff379e8152f65245cdc696408245a5b90d9adacfbc3d48a553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f9382b7edd285ff379e8152f65245cdc696408245a5b90d9adacfbc3d48a553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f9382b7edd285ff379e8152f65245cdc696408245a5b90d9adacfbc3d48a553", kill_on_drop: false }`
[INFO] [stdout] 0f9382b7edd285ff379e8152f65245cdc696408245a5b90d9adacfbc3d48a553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa7a59db7afc74758861fe361133573e680057fa4cf03eb63987b5de9b3b62a8
[INFO] running `Command { std: "docker" "start" "-a" "aa7a59db7afc74758861fe361133573e680057fa4cf03eb63987b5de9b3b62a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling kythera v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "aa7a59db7afc74758861fe361133573e680057fa4cf03eb63987b5de9b3b62a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7a59db7afc74758861fe361133573e680057fa4cf03eb63987b5de9b3b62a8", kill_on_drop: false }`
[INFO] [stdout] aa7a59db7afc74758861fe361133573e680057fa4cf03eb63987b5de9b3b62a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa07878277ca6380071e121cd799c744ac353948bb3cc9aa732264ebaac11d78
[INFO] running `Command { std: "docker" "start" "-a" "fa07878277ca6380071e121cd799c744ac353948bb3cc9aa732264ebaac11d78", kill_on_drop: false }`
[INFO] [stderr]    Compiling kythera v0.1.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "fa07878277ca6380071e121cd799c744ac353948bb3cc9aa732264ebaac11d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa07878277ca6380071e121cd799c744ac353948bb3cc9aa732264ebaac11d78", kill_on_drop: false }`
[INFO] [stdout] fa07878277ca6380071e121cd799c744ac353948bb3cc9aa732264ebaac11d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b7d2e8aeb5bb27a929a89e0b18333def790d9eedbe09a0dcbfe82e7ef02d236
[INFO] running `Command { std: "docker" "start" "-a" "8b7d2e8aeb5bb27a929a89e0b18333def790d9eedbe09a0dcbfe82e7ef02d236", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/kythera-d893f08382a2c7b4)
[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" "8b7d2e8aeb5bb27a929a89e0b18333def790d9eedbe09a0dcbfe82e7ef02d236", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7d2e8aeb5bb27a929a89e0b18333def790d9eedbe09a0dcbfe82e7ef02d236", kill_on_drop: false }`
[INFO] [stdout] 8b7d2e8aeb5bb27a929a89e0b18333def790d9eedbe09a0dcbfe82e7ef02d236