[INFO] fetching crate wasmer-experimental-io-devices-lib 0.1.1...
[INFO] testing wasmer-experimental-io-devices-lib-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate wasmer-experimental-io-devices-lib 0.1.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate wasmer-experimental-io-devices-lib 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2726ca85b7aeef0ba08c205a2f5adab0534a0a88eea91ca2dda9fb786bfb2114
[INFO] running `Command { std: "docker" "start" "-a" "2726ca85b7aeef0ba08c205a2f5adab0534a0a88eea91ca2dda9fb786bfb2114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2726ca85b7aeef0ba08c205a2f5adab0534a0a88eea91ca2dda9fb786bfb2114", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2726ca85b7aeef0ba08c205a2f5adab0534a0a88eea91ca2dda9fb786bfb2114", kill_on_drop: false }`
[INFO] [stdout] 2726ca85b7aeef0ba08c205a2f5adab0534a0a88eea91ca2dda9fb786bfb2114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b2ee90c9cd3da522deccf1e25d8a870f8026f82686c8461b655775cc06c04af
[INFO] running `Command { std: "docker" "start" "-a" "8b2ee90c9cd3da522deccf1e25d8a870f8026f82686c8461b655775cc06c04af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[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 quote v0.6.13
[INFO] [stderr]    Compiling wasmer-experimental-io-devices-lib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.26s
[INFO] running `Command { std: "docker" "inspect" "8b2ee90c9cd3da522deccf1e25d8a870f8026f82686c8461b655775cc06c04af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b2ee90c9cd3da522deccf1e25d8a870f8026f82686c8461b655775cc06c04af", kill_on_drop: false }`
[INFO] [stdout] 8b2ee90c9cd3da522deccf1e25d8a870f8026f82686c8461b655775cc06c04af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3693cdd94518563aa4804cb0b3a74c857a17326eef23eec863b963cd6cbebb70
[INFO] running `Command { std: "docker" "start" "-a" "3693cdd94518563aa4804cb0b3a74c857a17326eef23eec863b963cd6cbebb70", 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 0.67s
[INFO] running `Command { std: "docker" "inspect" "3693cdd94518563aa4804cb0b3a74c857a17326eef23eec863b963cd6cbebb70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3693cdd94518563aa4804cb0b3a74c857a17326eef23eec863b963cd6cbebb70", kill_on_drop: false }`
[INFO] [stdout] 3693cdd94518563aa4804cb0b3a74c857a17326eef23eec863b963cd6cbebb70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68d951a344e56ae8286f6235b010e1fe300e9ecfe31a1cbee9d492ff9d5846cb
[INFO] running `Command { std: "docker" "start" "-a" "68d951a344e56ae8286f6235b010e1fe300e9ecfe31a1cbee9d492ff9d5846cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmer_experimental_io_devices_lib-c170b1669347eb8f)
[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] [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" "68d951a344e56ae8286f6235b010e1fe300e9ecfe31a1cbee9d492ff9d5846cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d951a344e56ae8286f6235b010e1fe300e9ecfe31a1cbee9d492ff9d5846cb", kill_on_drop: false }`
[INFO] [stdout] 68d951a344e56ae8286f6235b010e1fe300e9ecfe31a1cbee9d492ff9d5846cb