[INFO] cloning repository https://github.com/fteychene/ferris-in-errorland
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fteychene/ferris-in-errorland" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffteychene%2Fferris-in-errorland", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffteychene%2Fferris-in-errorland'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98b09daf112ea6027c535ea1d8da5d31fe00f547
[INFO] testing fteychene/ferris-in-errorland against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffteychene%2Fferris-in-errorland" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fteychene/ferris-in-errorland 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 git repo https://github.com/fteychene/ferris-in-errorland
[INFO] finished tweaking git repo https://github.com/fteychene/ferris-in-errorland
[INFO] tweaked toml for git repo https://github.com/fteychene/ferris-in-errorland written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/fteychene/ferris-in-errorland 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] [stderr]     Blocking waiting for file lock on package cache
[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] cf67a653eea0d9d3846df78feb02c9c8cf97c71ff6d4764f3edc4fef68e773ec
[INFO] running `Command { std: "docker" "start" "-a" "cf67a653eea0d9d3846df78feb02c9c8cf97c71ff6d4764f3edc4fef68e773ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf67a653eea0d9d3846df78feb02c9c8cf97c71ff6d4764f3edc4fef68e773ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf67a653eea0d9d3846df78feb02c9c8cf97c71ff6d4764f3edc4fef68e773ec", kill_on_drop: false }`
[INFO] [stdout] cf67a653eea0d9d3846df78feb02c9c8cf97c71ff6d4764f3edc4fef68e773ec
[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] d9a94bc491cc89dce9a154996325d7a3d529250accbbe65eddb5dfb3b9a70ceb
[INFO] running `Command { std: "docker" "start" "-a" "d9a94bc491cc89dce9a154996325d7a3d529250accbbe65eddb5dfb3b9a70ceb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling std v0.1.0 (/opt/rustwide/workdir/std)
[INFO] [stderr]    Compiling base v0.1.0 (/opt/rustwide/workdir/base)
[INFO] [stderr]    Compiling anyhow v0.1.0 (/opt/rustwide/workdir/anyhow)
[INFO] [stderr]    Compiling backtrace v0.3.56
[INFO] [stderr]    Compiling error-chain v0.1.0 (/opt/rustwide/workdir/error-chain)
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling failure v0.1.0 (/opt/rustwide/workdir/failure)
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling thiserror v0.1.0 (/opt/rustwide/workdir/thiserror)
[INFO] [stderr]    Compiling diptych v0.1.0 (/opt/rustwide/workdir/diptych)
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stderr]    Compiling snafu v0.1.0 (/opt/rustwide/workdir/snafu)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.01s
[INFO] running `Command { std: "docker" "inspect" "d9a94bc491cc89dce9a154996325d7a3d529250accbbe65eddb5dfb3b9a70ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9a94bc491cc89dce9a154996325d7a3d529250accbbe65eddb5dfb3b9a70ceb", kill_on_drop: false }`
[INFO] [stdout] d9a94bc491cc89dce9a154996325d7a3d529250accbbe65eddb5dfb3b9a70ceb
[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] 913f41fc353c58de97374787c722e8a9935ac447f0988089cb61bd00b46ba852
[INFO] running `Command { std: "docker" "start" "-a" "913f41fc353c58de97374787c722e8a9935ac447f0988089cb61bd00b46ba852", kill_on_drop: false }`
[INFO] [stderr]    Compiling std v0.1.0 (/opt/rustwide/workdir/std)
[INFO] [stderr]    Compiling base v0.1.0 (/opt/rustwide/workdir/base)
[INFO] [stderr]    Compiling error-chain v0.1.0 (/opt/rustwide/workdir/error-chain)
[INFO] [stderr]    Compiling anyhow v0.1.0 (/opt/rustwide/workdir/anyhow)
[INFO] [stderr]    Compiling thiserror v0.1.0 (/opt/rustwide/workdir/thiserror)
[INFO] [stderr]    Compiling diptych v0.1.0 (/opt/rustwide/workdir/diptych)
[INFO] [stderr]    Compiling snafu v0.1.0 (/opt/rustwide/workdir/snafu)
[INFO] [stderr]    Compiling failure v0.1.0 (/opt/rustwide/workdir/failure)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] running `Command { std: "docker" "inspect" "913f41fc353c58de97374787c722e8a9935ac447f0988089cb61bd00b46ba852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "913f41fc353c58de97374787c722e8a9935ac447f0988089cb61bd00b46ba852", kill_on_drop: false }`
[INFO] [stdout] 913f41fc353c58de97374787c722e8a9935ac447f0988089cb61bd00b46ba852
[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] bdcb5abb1ede57ffdd1f0311278e663fc2615738178231ff8efd467ef63fd341
[INFO] running `Command { std: "docker" "start" "-a" "bdcb5abb1ede57ffdd1f0311278e663fc2615738178231ff8efd467ef63fd341", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2m 55s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/anyhow-5c0ce0a7dc4e833a)
[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]      Running unittests (/opt/rustwide/target/debug/deps/base-48de89ec81fd33c9)
[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]      Running unittests (/opt/rustwide/target/debug/deps/diptych-4ea665b87a24a3cb)
[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]      Running unittests (/opt/rustwide/target/debug/deps/error_chain-565bd1b031a868f0)
[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]      Running unittests (/opt/rustwide/target/debug/deps/failure-a4892d6671546ccb)
[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]      Running unittests (/opt/rustwide/target/debug/deps/snafu-40d944cd3dc93d74)
[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]      Running unittests (/opt/rustwide/target/debug/deps/std-1e5761d13a663e27)
[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]      Running unittests (/opt/rustwide/target/debug/deps/thiserror-d2899b72f632c0dd)
[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" "bdcb5abb1ede57ffdd1f0311278e663fc2615738178231ff8efd467ef63fd341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdcb5abb1ede57ffdd1f0311278e663fc2615738178231ff8efd467ef63fd341", kill_on_drop: false }`
[INFO] [stdout] bdcb5abb1ede57ffdd1f0311278e663fc2615738178231ff8efd467ef63fd341