[INFO] fetching crate sketch 0.0.1...
[INFO] testing sketch-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sketch 0.0.1 into /workspace/builds/worker-42/source
[INFO] validating manifest of crates.io crate sketch 0.0.1 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 sketch 0.0.1
[INFO] finished tweaking crates.io crate sketch 0.0.1
[INFO] tweaked toml for crates.io crate sketch 0.0.1 written to /workspace/builds/worker-42/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] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wind v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 7fc5944905ad579f173f74f5363cd2d5d9d20d688fd472d7d686fa78862df15b
[INFO] running `Command { std: "docker" "start" "-a" "7fc5944905ad579f173f74f5363cd2d5d9d20d688fd472d7d686fa78862df15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fc5944905ad579f173f74f5363cd2d5d9d20d688fd472d7d686fa78862df15b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc5944905ad579f173f74f5363cd2d5d9d20d688fd472d7d686fa78862df15b", kill_on_drop: false }`
[INFO] [stdout] 7fc5944905ad579f173f74f5363cd2d5d9d20d688fd472d7d686fa78862df15b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 65d922dfadac4772927a8412d6ce5ed2ce5329280c7e5c7dac6e61695302ac76
[INFO] running `Command { std: "docker" "start" "-a" "65d922dfadac4772927a8412d6ce5ed2ce5329280c7e5c7dac6e61695302ac76", kill_on_drop: false }`
[INFO] [stderr]    Compiling wind v0.0.1
[INFO] [stderr]    Compiling sketch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "65d922dfadac4772927a8412d6ce5ed2ce5329280c7e5c7dac6e61695302ac76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d922dfadac4772927a8412d6ce5ed2ce5329280c7e5c7dac6e61695302ac76", kill_on_drop: false }`
[INFO] [stdout] 65d922dfadac4772927a8412d6ce5ed2ce5329280c7e5c7dac6e61695302ac76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] f6081b85c360bdcf00aba46d1d7db363148573e4e27a896787e9ef3df8f2234f
[INFO] running `Command { std: "docker" "start" "-a" "f6081b85c360bdcf00aba46d1d7db363148573e4e27a896787e9ef3df8f2234f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sketch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "f6081b85c360bdcf00aba46d1d7db363148573e4e27a896787e9ef3df8f2234f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6081b85c360bdcf00aba46d1d7db363148573e4e27a896787e9ef3df8f2234f", kill_on_drop: false }`
[INFO] [stdout] f6081b85c360bdcf00aba46d1d7db363148573e4e27a896787e9ef3df8f2234f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] b9e35fff07f8aab85cb6fc8c867a8d434b242c68f9ccc504bed305849ed4d224
[INFO] running `Command { std: "docker" "start" "-a" "b9e35fff07f8aab85cb6fc8c867a8d434b242c68f9ccc504bed305849ed4d224", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sketch-39157831cfed0c91)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sketch
[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 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" "b9e35fff07f8aab85cb6fc8c867a8d434b242c68f9ccc504bed305849ed4d224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e35fff07f8aab85cb6fc8c867a8d434b242c68f9ccc504bed305849ed4d224", kill_on_drop: false }`
[INFO] [stdout] b9e35fff07f8aab85cb6fc8c867a8d434b242c68f9ccc504bed305849ed4d224