[INFO] fetching crate tetcore-io 0.0.0...
[INFO] testing tetcore-io-0.0.0 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate tetcore-io 0.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate tetcore-io 0.0.0 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetcore-io 0.0.0
[INFO] finished tweaking crates.io crate tetcore-io 0.0.0
[INFO] tweaked toml for crates.io crate tetcore-io 0.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56721e3be8a64b922d01c377cee26fc67077a6b6c158c9693975fd9988521de4
[INFO] running `Command { std: "docker" "start" "-a" "56721e3be8a64b922d01c377cee26fc67077a6b6c158c9693975fd9988521de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56721e3be8a64b922d01c377cee26fc67077a6b6c158c9693975fd9988521de4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56721e3be8a64b922d01c377cee26fc67077a6b6c158c9693975fd9988521de4", kill_on_drop: false }`
[INFO] [stdout] 56721e3be8a64b922d01c377cee26fc67077a6b6c158c9693975fd9988521de4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc3c6fcdc26f4f2f40efd1b06b70dd4a7969c5b8a8bef37e36cbf2c29f69a6ee
[INFO] running `Command { std: "docker" "start" "-a" "dc3c6fcdc26f4f2f40efd1b06b70dd4a7969c5b8a8bef37e36cbf2c29f69a6ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetcore-io v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "dc3c6fcdc26f4f2f40efd1b06b70dd4a7969c5b8a8bef37e36cbf2c29f69a6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc3c6fcdc26f4f2f40efd1b06b70dd4a7969c5b8a8bef37e36cbf2c29f69a6ee", kill_on_drop: false }`
[INFO] [stdout] dc3c6fcdc26f4f2f40efd1b06b70dd4a7969c5b8a8bef37e36cbf2c29f69a6ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d88a0406a19ad7b1831974e1ba59f3e57fc2bd214335c394d17c8a6ab03897fe
[INFO] running `Command { std: "docker" "start" "-a" "d88a0406a19ad7b1831974e1ba59f3e57fc2bd214335c394d17c8a6ab03897fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetcore-io v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "d88a0406a19ad7b1831974e1ba59f3e57fc2bd214335c394d17c8a6ab03897fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88a0406a19ad7b1831974e1ba59f3e57fc2bd214335c394d17c8a6ab03897fe", kill_on_drop: false }`
[INFO] [stdout] d88a0406a19ad7b1831974e1ba59f3e57fc2bd214335c394d17c8a6ab03897fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0dc2dd2fe2ce11881277b7f6d3ec3443153ce8ade5a6c3d0c92f87c6c228bc7
[INFO] running `Command { std: "docker" "start" "-a" "c0dc2dd2fe2ce11881277b7f6d3ec3443153ce8ade5a6c3d0c92f87c6c228bc7", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tetcore_io-1fcf5addffbe9c5c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... 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] [stderr]    Doc-tests tetcore-io
[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" "c0dc2dd2fe2ce11881277b7f6d3ec3443153ce8ade5a6c3d0c92f87c6c228bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0dc2dd2fe2ce11881277b7f6d3ec3443153ce8ade5a6c3d0c92f87c6c228bc7", kill_on_drop: false }`
[INFO] [stdout] c0dc2dd2fe2ce11881277b7f6d3ec3443153ce8ade5a6c3d0c92f87c6c228bc7