[INFO] fetching crate devker 0.1.6...
[INFO] testing devker-0.1.6 against 1.77.0 for beta-1.78-1
[INFO] extracting crate devker 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate devker 0.1.6 on toolchain 1.77.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devker 0.1.6
[INFO] finished tweaking crates.io crate devker 0.1.6
[INFO] tweaked toml for crates.io crate devker 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cf363824661ccd87536c89e3ab5afb55460194fa5c7d7bfb318e262031c4a3d
[INFO] running `Command { std: "docker" "start" "-a" "2cf363824661ccd87536c89e3ab5afb55460194fa5c7d7bfb318e262031c4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cf363824661ccd87536c89e3ab5afb55460194fa5c7d7bfb318e262031c4a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf363824661ccd87536c89e3ab5afb55460194fa5c7d7bfb318e262031c4a3d", kill_on_drop: false }`
[INFO] [stdout] 2cf363824661ccd87536c89e3ab5afb55460194fa5c7d7bfb318e262031c4a3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 596a955bade1f973616a40670c9c88ea0a0266f336d44d79981f2fbb0214ae64
[INFO] running `Command { std: "docker" "start" "-a" "596a955bade1f973616a40670c9c88ea0a0266f336d44d79981f2fbb0214ae64", kill_on_drop: false }`
[INFO] [stderr]    Compiling devker v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "596a955bade1f973616a40670c9c88ea0a0266f336d44d79981f2fbb0214ae64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596a955bade1f973616a40670c9c88ea0a0266f336d44d79981f2fbb0214ae64", kill_on_drop: false }`
[INFO] [stdout] 596a955bade1f973616a40670c9c88ea0a0266f336d44d79981f2fbb0214ae64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abc5683c64cf8485f496728205e94d61e93b167b6819c7b5969f015ab1d7d7a7
[INFO] running `Command { std: "docker" "start" "-a" "abc5683c64cf8485f496728205e94d61e93b167b6819c7b5969f015ab1d7d7a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling devker v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "abc5683c64cf8485f496728205e94d61e93b167b6819c7b5969f015ab1d7d7a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc5683c64cf8485f496728205e94d61e93b167b6819c7b5969f015ab1d7d7a7", kill_on_drop: false }`
[INFO] [stdout] abc5683c64cf8485f496728205e94d61e93b167b6819c7b5969f015ab1d7d7a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d179343b847424f22dae60d519641f5aa655669e898a4e51e66974e4d3532fc8
[INFO] running `Command { std: "docker" "start" "-a" "d179343b847424f22dae60d519641f5aa655669e898a4e51e66974e4d3532fc8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/devker-af11f01481482144)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests devker
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/deflate.rs - deflate (line 21) ... ok
[INFO] [stdout] test src/deflate.rs - deflate (line 6) ... ok
[INFO] [stdout] test src/zlib.rs - zlib (line 6) ... ok
[INFO] [stdout] test src/zlib.rs - zlib (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d179343b847424f22dae60d519641f5aa655669e898a4e51e66974e4d3532fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d179343b847424f22dae60d519641f5aa655669e898a4e51e66974e4d3532fc8", kill_on_drop: false }`
[INFO] [stdout] d179343b847424f22dae60d519641f5aa655669e898a4e51e66974e4d3532fc8