[INFO] fetching crate tech 0.1.0...
[INFO] testing tech-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tech 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tech 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 tech 0.1.0
[INFO] finished tweaking crates.io crate tech 0.1.0
[INFO] tweaked toml for crates.io crate tech 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate tech 0.1.0 already has a lockfile, it will not be regenerated
[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] 2689ff521e64d9df3c4265b9d5ac2ebcb8552f82e50d08f955832d8f47d1ebc9
[INFO] running `Command { std: "docker" "start" "-a" "2689ff521e64d9df3c4265b9d5ac2ebcb8552f82e50d08f955832d8f47d1ebc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2689ff521e64d9df3c4265b9d5ac2ebcb8552f82e50d08f955832d8f47d1ebc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2689ff521e64d9df3c4265b9d5ac2ebcb8552f82e50d08f955832d8f47d1ebc9", kill_on_drop: false }`
[INFO] [stdout] 2689ff521e64d9df3c4265b9d5ac2ebcb8552f82e50d08f955832d8f47d1ebc9
[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] eeccaedc260e8604be3154fb89b7d8b42501580193bb298ace60dd5996d01a3f
[INFO] running `Command { std: "docker" "start" "-a" "eeccaedc260e8604be3154fb89b7d8b42501580193bb298ace60dd5996d01a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tech v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "eeccaedc260e8604be3154fb89b7d8b42501580193bb298ace60dd5996d01a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eeccaedc260e8604be3154fb89b7d8b42501580193bb298ace60dd5996d01a3f", kill_on_drop: false }`
[INFO] [stdout] eeccaedc260e8604be3154fb89b7d8b42501580193bb298ace60dd5996d01a3f
[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] 84ee8f35fc8f1df1a191a5810f70bbc10fc29f16d81f7918d89b81a9c910bb5b
[INFO] running `Command { std: "docker" "start" "-a" "84ee8f35fc8f1df1a191a5810f70bbc10fc29f16d81f7918d89b81a9c910bb5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tech v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "84ee8f35fc8f1df1a191a5810f70bbc10fc29f16d81f7918d89b81a9c910bb5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ee8f35fc8f1df1a191a5810f70bbc10fc29f16d81f7918d89b81a9c910bb5b", kill_on_drop: false }`
[INFO] [stdout] 84ee8f35fc8f1df1a191a5810f70bbc10fc29f16d81f7918d89b81a9c910bb5b
[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] 0755352bf720baca7f58f48b2b0d9ecede5096d2d7c2a8a92f381d58d9d94aae
[INFO] running `Command { std: "docker" "start" "-a" "0755352bf720baca7f58f48b2b0d9ecede5096d2d7c2a8a92f381d58d9d94aae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tech-4a71f7ee064e22ff)
[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" "0755352bf720baca7f58f48b2b0d9ecede5096d2d7c2a8a92f381d58d9d94aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0755352bf720baca7f58f48b2b0d9ecede5096d2d7c2a8a92f381d58d9d94aae", kill_on_drop: false }`
[INFO] [stdout] 0755352bf720baca7f58f48b2b0d9ecede5096d2d7c2a8a92f381d58d9d94aae