[INFO] fetching crate get-trait 0.1.0...
[INFO] testing get-trait-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate get-trait 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate get-trait 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 get-trait 0.1.0
[INFO] finished tweaking crates.io crate get-trait 0.1.0
[INFO] tweaked toml for crates.io crate get-trait 0.1.0 written to /workspace/builds/worker-10/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 iter-trait v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] ae2afc3cf5b445d4052fa2f32d54bc174d532aea7d7cc859002c50d0341e05b6
[INFO] running `Command { std: "docker" "start" "-a" "ae2afc3cf5b445d4052fa2f32d54bc174d532aea7d7cc859002c50d0341e05b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae2afc3cf5b445d4052fa2f32d54bc174d532aea7d7cc859002c50d0341e05b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae2afc3cf5b445d4052fa2f32d54bc174d532aea7d7cc859002c50d0341e05b6", kill_on_drop: false }`
[INFO] [stdout] ae2afc3cf5b445d4052fa2f32d54bc174d532aea7d7cc859002c50d0341e05b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] a858ae33cf0ee6a4776ac2fd68108b5bc26d3757d2c327d33368f9806d921ab4
[INFO] running `Command { std: "docker" "start" "-a" "a858ae33cf0ee6a4776ac2fd68108b5bc26d3757d2c327d33368f9806d921ab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling iter-trait v0.3.1
[INFO] [stderr]    Compiling get-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "a858ae33cf0ee6a4776ac2fd68108b5bc26d3757d2c327d33368f9806d921ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a858ae33cf0ee6a4776ac2fd68108b5bc26d3757d2c327d33368f9806d921ab4", kill_on_drop: false }`
[INFO] [stdout] a858ae33cf0ee6a4776ac2fd68108b5bc26d3757d2c327d33368f9806d921ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] dd03af583da6a3c46a3221dc24835e428ff15f042ad22cbecf342e75d4527dba
[INFO] running `Command { std: "docker" "start" "-a" "dd03af583da6a3c46a3221dc24835e428ff15f042ad22cbecf342e75d4527dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling get-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "dd03af583da6a3c46a3221dc24835e428ff15f042ad22cbecf342e75d4527dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd03af583da6a3c46a3221dc24835e428ff15f042ad22cbecf342e75d4527dba", kill_on_drop: false }`
[INFO] [stdout] dd03af583da6a3c46a3221dc24835e428ff15f042ad22cbecf342e75d4527dba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 707f4b61024a341c55ae4bc96ff9c8b869f91af7667c412b74c9a0e744b0fa7a
[INFO] running `Command { std: "docker" "start" "-a" "707f4b61024a341c55ae4bc96ff9c8b869f91af7667c412b74c9a0e744b0fa7a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/get_trait-637564c6d09398ed)
[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] [stderr]    Doc-tests get-trait
[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" "707f4b61024a341c55ae4bc96ff9c8b869f91af7667c412b74c9a0e744b0fa7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707f4b61024a341c55ae4bc96ff9c8b869f91af7667c412b74c9a0e744b0fa7a", kill_on_drop: false }`
[INFO] [stdout] 707f4b61024a341c55ae4bc96ff9c8b869f91af7667c412b74c9a0e744b0fa7a