[INFO] fetching crate wasmer-experimental-io-devices-lib 0.1.1...
[INFO] testing wasmer-experimental-io-devices-lib-0.1.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate wasmer-experimental-io-devices-lib 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wasmer-experimental-io-devices-lib 0.1.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6edc622f8903a1ec4b2e53dea056fdd0f3e7ce10129a908fccd2a9779935f862
[INFO] running `Command { std: "docker" "start" "-a" "6edc622f8903a1ec4b2e53dea056fdd0f3e7ce10129a908fccd2a9779935f862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6edc622f8903a1ec4b2e53dea056fdd0f3e7ce10129a908fccd2a9779935f862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6edc622f8903a1ec4b2e53dea056fdd0f3e7ce10129a908fccd2a9779935f862", kill_on_drop: false }`
[INFO] [stdout] 6edc622f8903a1ec4b2e53dea056fdd0f3e7ce10129a908fccd2a9779935f862
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 526c5427a8ba500316dedeab3d514b5770515fb7c42e3d89ac6925687d91fde0
[INFO] running `Command { std: "docker" "start" "-a" "526c5427a8ba500316dedeab3d514b5770515fb7c42e3d89ac6925687d91fde0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling wasmer-experimental-io-devices-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.96s
[INFO] running `Command { std: "docker" "inspect" "526c5427a8ba500316dedeab3d514b5770515fb7c42e3d89ac6925687d91fde0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "526c5427a8ba500316dedeab3d514b5770515fb7c42e3d89ac6925687d91fde0", kill_on_drop: false }`
[INFO] [stdout] 526c5427a8ba500316dedeab3d514b5770515fb7c42e3d89ac6925687d91fde0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0a8ef27f25bfb5796584026d0b2da69c1c01febf4bdfd5286a5fdaa7b6ea99
[INFO] running `Command { std: "docker" "start" "-a" "dd0a8ef27f25bfb5796584026d0b2da69c1c01febf4bdfd5286a5fdaa7b6ea99", 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "dd0a8ef27f25bfb5796584026d0b2da69c1c01febf4bdfd5286a5fdaa7b6ea99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0a8ef27f25bfb5796584026d0b2da69c1c01febf4bdfd5286a5fdaa7b6ea99", kill_on_drop: false }`
[INFO] [stdout] dd0a8ef27f25bfb5796584026d0b2da69c1c01febf4bdfd5286a5fdaa7b6ea99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f41ea9cd9075884380ad5603288fddaeba1b72d3e4e95d35592ea7bd87e678b5
[INFO] running `Command { std: "docker" "start" "-a" "f41ea9cd9075884380ad5603288fddaeba1b72d3e4e95d35592ea7bd87e678b5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_experimental_io_devices_lib-363ebfb63d353c16)
[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 wasmer-experimental-io-devices-lib
[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" "f41ea9cd9075884380ad5603288fddaeba1b72d3e4e95d35592ea7bd87e678b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f41ea9cd9075884380ad5603288fddaeba1b72d3e4e95d35592ea7bd87e678b5", kill_on_drop: false }`
[INFO] [stdout] f41ea9cd9075884380ad5603288fddaeba1b72d3e4e95d35592ea7bd87e678b5