[INFO] fetching crate dargo 0.0.6...
[INFO] testing dargo-0.0.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dargo 0.0.6 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate dargo 0.0.6 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] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking crates.io crate dargo 0.0.6
[INFO] finished tweaking crates.io crate dargo 0.0.6
[INFO] tweaked toml for crates.io crate dargo 0.0.6 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytesize v1.1.0
[INFO] [stderr]   Downloaded toml_edit v0.1.5
[INFO] [stderr]   Downloaded crates-io v0.24.0
[INFO] [stderr]   Downloaded git2 v0.8.0
[INFO] [stderr]   Downloaded git2-curl v0.9.0
[INFO] [stderr]   Downloaded opener v0.3.2
[INFO] [stderr]   Downloaded home v0.3.4
[INFO] [stderr]   Downloaded sized-chunks v0.1.3
[INFO] [stderr]   Downloaded libgit2-sys v0.7.11
[INFO] [stderr]   Downloaded serde_ignored v0.0.4
[INFO] [stderr]   Downloaded im-rc v12.3.4
[INFO] [stderr]   Downloaded flexi_logger v0.13.4
[INFO] [stderr]   Downloaded cargo v0.36.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f252a2873cec4661f6b2bf7afa496b276787ecb9f8554b643878ee823b01dc1e
[INFO] running `Command { std: "docker" "start" "-a" "f252a2873cec4661f6b2bf7afa496b276787ecb9f8554b643878ee823b01dc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f252a2873cec4661f6b2bf7afa496b276787ecb9f8554b643878ee823b01dc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f252a2873cec4661f6b2bf7afa496b276787ecb9f8554b643878ee823b01dc1e", kill_on_drop: false }`
[INFO] [stdout] f252a2873cec4661f6b2bf7afa496b276787ecb9f8554b643878ee823b01dc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2ef31dc3b38242bbb3b996a19fe6f3cd1d0db6c9ff2bab23d3caaa330c392785
[INFO] running `Command { std: "docker" "start" "-a" "2ef31dc3b38242bbb3b996a19fe6f3cd1d0db6c9ff2bab23d3caaa330c392785", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling hex v0.3.2
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.6+1.43.0
[INFO] [stderr]    Compiling curl-sys v0.4.45+curl-7.78.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling tabwriter v1.2.1
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling sized-chunks v0.1.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling tar v0.4.37
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling crypto-hash v0.3.4
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling flexi_logger v0.13.4
[INFO] [stderr]    Compiling flate2 v1.0.21
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling toml_edit v0.1.5
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling url_serde v0.2.0
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling crates-io v0.24.0
[INFO] [stderr]    Compiling rustfix v0.4.6
[INFO] [stderr]    Compiling git2 v0.8.0
[INFO] [stderr]    Compiling git2-curl v0.9.0
[INFO] [stderr]    Compiling cargo v0.36.0
[INFO] [stderr]    Compiling dargo v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "2ef31dc3b38242bbb3b996a19fe6f3cd1d0db6c9ff2bab23d3caaa330c392785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef31dc3b38242bbb3b996a19fe6f3cd1d0db6c9ff2bab23d3caaa330c392785", kill_on_drop: false }`
[INFO] [stdout] 2ef31dc3b38242bbb3b996a19fe6f3cd1d0db6c9ff2bab23d3caaa330c392785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 26b6c0d4db58b3a5658eaaff1f2a4c698803954552add3ae6dec8dfa6ee87449
[INFO] running `Command { std: "docker" "start" "-a" "26b6c0d4db58b3a5658eaaff1f2a4c698803954552add3ae6dec8dfa6ee87449", kill_on_drop: false }`
[INFO] [stderr]    Compiling dargo v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "26b6c0d4db58b3a5658eaaff1f2a4c698803954552add3ae6dec8dfa6ee87449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b6c0d4db58b3a5658eaaff1f2a4c698803954552add3ae6dec8dfa6ee87449", kill_on_drop: false }`
[INFO] [stdout] 26b6c0d4db58b3a5658eaaff1f2a4c698803954552add3ae6dec8dfa6ee87449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1f0f5ec43ada70921f47538277a064e2c8327f2144e818296d5e805b553f660e
[INFO] running `Command { std: "docker" "start" "-a" "1f0f5ec43ada70921f47538277a064e2c8327f2144e818296d5e805b553f660e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dargo-28eeb5141ac4958f)
[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" "1f0f5ec43ada70921f47538277a064e2c8327f2144e818296d5e805b553f660e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0f5ec43ada70921f47538277a064e2c8327f2144e818296d5e805b553f660e", kill_on_drop: false }`
[INFO] [stdout] 1f0f5ec43ada70921f47538277a064e2c8327f2144e818296d5e805b553f660e