[INFO] fetching crate ioc 0.9.0...
[INFO] testing ioc-0.9.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ioc 0.9.0 into /workspace/builds/worker-41/source
[INFO] validating manifest of crates.io crate ioc 0.9.0 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 ioc 0.9.0
[INFO] finished tweaking crates.io crate ioc 0.9.0
[INFO] tweaked toml for crates.io crate ioc 0.9.0 written to /workspace/builds/worker-41/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] 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded variadic_generics v0.1.2
[INFO] [stderr]   Downloaded downcast v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] f6087ce53eafc83621cc0fc42c394e650d0a50333e01db692d64dd0d3d9a0369
[INFO] running `Command { std: "docker" "start" "-a" "f6087ce53eafc83621cc0fc42c394e650d0a50333e01db692d64dd0d3d9a0369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6087ce53eafc83621cc0fc42c394e650d0a50333e01db692d64dd0d3d9a0369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6087ce53eafc83621cc0fc42c394e650d0a50333e01db692d64dd0d3d9a0369", kill_on_drop: false }`
[INFO] [stdout] f6087ce53eafc83621cc0fc42c394e650d0a50333e01db692d64dd0d3d9a0369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] a4cc0abb2ed980c7e38f15d9ceecc5bf66b6160acdb72c17c8333bc4d070bf79
[INFO] running `Command { std: "docker" "start" "-a" "a4cc0abb2ed980c7e38f15d9ceecc5bf66b6160acdb72c17c8333bc4d070bf79", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling variadic_generics v0.1.2
[INFO] [stderr]    Compiling downcast v0.11.0
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling ioc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.12s
[INFO] running `Command { std: "docker" "inspect" "a4cc0abb2ed980c7e38f15d9ceecc5bf66b6160acdb72c17c8333bc4d070bf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4cc0abb2ed980c7e38f15d9ceecc5bf66b6160acdb72c17c8333bc4d070bf79", kill_on_drop: false }`
[INFO] [stdout] a4cc0abb2ed980c7e38f15d9ceecc5bf66b6160acdb72c17c8333bc4d070bf79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 8b7f63820fdf9c1ff296c7ca0058296a0f1f82c37f0f421a219db24727d1c642
[INFO] running `Command { std: "docker" "start" "-a" "8b7f63820fdf9c1ff296c7ca0058296a0f1f82c37f0f421a219db24727d1c642", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ioc v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "8b7f63820fdf9c1ff296c7ca0058296a0f1f82c37f0f421a219db24727d1c642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7f63820fdf9c1ff296c7ca0058296a0f1f82c37f0f421a219db24727d1c642", kill_on_drop: false }`
[INFO] [stdout] 8b7f63820fdf9c1ff296c7ca0058296a0f1f82c37f0f421a219db24727d1c642
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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] 9cdfd1a74891c18bfb48c148449c7d9f88d7e6f1f03342e32fbb98278b762655
[INFO] running `Command { std: "docker" "start" "-a" "9cdfd1a74891c18bfb48c148449c7d9f88d7e6f1f03342e32fbb98278b762655", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ioc-a70e47c4f116507f)
[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 ioc
[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" "9cdfd1a74891c18bfb48c148449c7d9f88d7e6f1f03342e32fbb98278b762655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cdfd1a74891c18bfb48c148449c7d9f88d7e6f1f03342e32fbb98278b762655", kill_on_drop: false }`
[INFO] [stdout] 9cdfd1a74891c18bfb48c148449c7d9f88d7e6f1f03342e32fbb98278b762655