[INFO] fetching crate fern-sim 0.1.0...
[INFO] testing fern-sim-0.1.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate fern-sim 0.1.0 into /workspace/builds/worker-25/source
[INFO] validating manifest of crates.io crate fern-sim 0.1.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fern-sim 0.1.0
[INFO] finished tweaking crates.io crate fern-sim 0.1.0
[INFO] tweaked toml for crates.io crate fern-sim 0.1.0 written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate crates.io crate fern-sim 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72660ad2b18e8b34474a0b6d02d90a48489d0b27a5893fef0fbff61368f6d51b
[INFO] running `Command { std: "docker" "start" "-a" "72660ad2b18e8b34474a0b6d02d90a48489d0b27a5893fef0fbff61368f6d51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72660ad2b18e8b34474a0b6d02d90a48489d0b27a5893fef0fbff61368f6d51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72660ad2b18e8b34474a0b6d02d90a48489d0b27a5893fef0fbff61368f6d51b", kill_on_drop: false }`
[INFO] [stdout] 72660ad2b18e8b34474a0b6d02d90a48489d0b27a5893fef0fbff61368f6d51b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a06cda3793e9ea6f1238abbf41ef5f7a3405a29774a68f686c1b881c814b893f
[INFO] running `Command { std: "docker" "start" "-a" "a06cda3793e9ea6f1238abbf41ef5f7a3405a29774a68f686c1b881c814b893f", kill_on_drop: false }`
[INFO] [stderr]    Compiling fern-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "a06cda3793e9ea6f1238abbf41ef5f7a3405a29774a68f686c1b881c814b893f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a06cda3793e9ea6f1238abbf41ef5f7a3405a29774a68f686c1b881c814b893f", kill_on_drop: false }`
[INFO] [stdout] a06cda3793e9ea6f1238abbf41ef5f7a3405a29774a68f686c1b881c814b893f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d93cf48007dcc7b110548d4046b6c81adc0dbb4fd2d58518d45639c8a9dd3a7
[INFO] running `Command { std: "docker" "start" "-a" "4d93cf48007dcc7b110548d4046b6c81adc0dbb4fd2d58518d45639c8a9dd3a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fern-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "4d93cf48007dcc7b110548d4046b6c81adc0dbb4fd2d58518d45639c8a9dd3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d93cf48007dcc7b110548d4046b6c81adc0dbb4fd2d58518d45639c8a9dd3a7", kill_on_drop: false }`
[INFO] [stdout] 4d93cf48007dcc7b110548d4046b6c81adc0dbb4fd2d58518d45639c8a9dd3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea16e08847def1662da803112392ca653ee8697af9122f666d09d98a1bc00c5d
[INFO] running `Command { std: "docker" "start" "-a" "ea16e08847def1662da803112392ca653ee8697af9122f666d09d98a1bc00c5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fern_sim-9cd477381339973c)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/efern-d3938f512097919a)
[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 tests/integration.rs (/opt/rustwide/target/debug/deps/integration-0d2a5fad06f34b6c)
[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 fern-sim
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_fern_sim ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "ea16e08847def1662da803112392ca653ee8697af9122f666d09d98a1bc00c5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea16e08847def1662da803112392ca653ee8697af9122f666d09d98a1bc00c5d", kill_on_drop: false }`
[INFO] [stdout] ea16e08847def1662da803112392ca653ee8697af9122f666d09d98a1bc00c5d
