[INFO] fetching crate wasmer-experimental-io-devices-lib 0.1.1...
[INFO] testing wasmer-experimental-io-devices-lib-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate wasmer-experimental-io-devices-lib 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wasmer-experimental-io-devices-lib 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-experimental-io-devices-lib 0.1.1
[INFO] finished tweaking crates.io crate wasmer-experimental-io-devices-lib 0.1.1
[INFO] tweaked toml for crates.io crate wasmer-experimental-io-devices-lib 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd542c64c1a1840d6b3cc339555bf4d1ac41f963c7ba170367e8673f286d5c3d
[INFO] running `Command { std: "docker" "start" "-a" "cd542c64c1a1840d6b3cc339555bf4d1ac41f963c7ba170367e8673f286d5c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd542c64c1a1840d6b3cc339555bf4d1ac41f963c7ba170367e8673f286d5c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd542c64c1a1840d6b3cc339555bf4d1ac41f963c7ba170367e8673f286d5c3d", kill_on_drop: false }`
[INFO] [stdout] cd542c64c1a1840d6b3cc339555bf4d1ac41f963c7ba170367e8673f286d5c3d
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b5d5e4a988d278584b1954bba09c26d33e2c842e20a68653c7f3d903527d8f2
[INFO] running `Command { std: "docker" "start" "-a" "0b5d5e4a988d278584b1954bba09c26d33e2c842e20a68653c7f3d903527d8f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wasmer-experimental-io-devices-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.96s
[INFO] running `Command { std: "docker" "inspect" "0b5d5e4a988d278584b1954bba09c26d33e2c842e20a68653c7f3d903527d8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5d5e4a988d278584b1954bba09c26d33e2c842e20a68653c7f3d903527d8f2", kill_on_drop: false }`
[INFO] [stdout] 0b5d5e4a988d278584b1954bba09c26d33e2c842e20a68653c7f3d903527d8f2
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a69ee2d8969780d4966bdbafe60c86910b46c0d812e7a588100c81026070d04c
[INFO] running `Command { std: "docker" "start" "-a" "a69ee2d8969780d4966bdbafe60c86910b46c0d812e7a588100c81026070d04c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-experimental-io-devices-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "a69ee2d8969780d4966bdbafe60c86910b46c0d812e7a588100c81026070d04c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69ee2d8969780d4966bdbafe60c86910b46c0d812e7a588100c81026070d04c", kill_on_drop: false }`
[INFO] [stdout] a69ee2d8969780d4966bdbafe60c86910b46c0d812e7a588100c81026070d04c
[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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1b0a7b2999d3a80d5a75ab5c4173e6aae691f17cc67c2d75b145ed1986c0ee78
[INFO] running `Command { std: "docker" "start" "-a" "1b0a7b2999d3a80d5a75ab5c4173e6aae691f17cc67c2d75b145ed1986c0ee78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_experimental_io_devices_lib-ca6c407309888f3c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests wasmer-experimental-io-devices-lib
[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" "1b0a7b2999d3a80d5a75ab5c4173e6aae691f17cc67c2d75b145ed1986c0ee78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0a7b2999d3a80d5a75ab5c4173e6aae691f17cc67c2d75b145ed1986c0ee78", kill_on_drop: false }`
[INFO] [stdout] 1b0a7b2999d3a80d5a75ab5c4173e6aae691f17cc67c2d75b145ed1986c0ee78