[INFO] fetching crate printio 0.2.2...
[INFO] testing printio-0.2.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate printio 0.2.2 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate printio 0.2.2
[INFO] finished tweaking crates.io crate printio 0.2.2
[INFO] tweaked toml for crates.io crate printio 0.2.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate printio 0.2.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76d441fc54475df12aa92a1debabdfb85b965956cccafb16d12c649a5a79b3a8
[INFO] running `Command { std: "docker" "start" "-a" "76d441fc54475df12aa92a1debabdfb85b965956cccafb16d12c649a5a79b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d441fc54475df12aa92a1debabdfb85b965956cccafb16d12c649a5a79b3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d441fc54475df12aa92a1debabdfb85b965956cccafb16d12c649a5a79b3a8", kill_on_drop: false }`
[INFO] [stdout] 76d441fc54475df12aa92a1debabdfb85b965956cccafb16d12c649a5a79b3a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05f05b91a98f1abbc8cac34b63d536b9e11e225f08a0e97e4ead2aaaf674c1c0
[INFO] running `Command { std: "docker" "start" "-a" "05f05b91a98f1abbc8cac34b63d536b9e11e225f08a0e97e4ead2aaaf674c1c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling printio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "05f05b91a98f1abbc8cac34b63d536b9e11e225f08a0e97e4ead2aaaf674c1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f05b91a98f1abbc8cac34b63d536b9e11e225f08a0e97e4ead2aaaf674c1c0", kill_on_drop: false }`
[INFO] [stdout] 05f05b91a98f1abbc8cac34b63d536b9e11e225f08a0e97e4ead2aaaf674c1c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83c2abed2f36d8829ab78b2b32be6ed8dc4b86d28a61f572646e4e4c22d9f012
[INFO] running `Command { std: "docker" "start" "-a" "83c2abed2f36d8829ab78b2b32be6ed8dc4b86d28a61f572646e4e4c22d9f012", kill_on_drop: false }`
[INFO] [stderr]    Compiling printio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "83c2abed2f36d8829ab78b2b32be6ed8dc4b86d28a61f572646e4e4c22d9f012", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c2abed2f36d8829ab78b2b32be6ed8dc4b86d28a61f572646e4e4c22d9f012", kill_on_drop: false }`
[INFO] [stdout] 83c2abed2f36d8829ab78b2b32be6ed8dc4b86d28a61f572646e4e4c22d9f012
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 627b825ae54bf9220ce005bf0fb47c63707b6e209af4a1a7623bcfd09b882e18
[INFO] running `Command { std: "docker" "start" "-a" "627b825ae54bf9220ce005bf0fb47c63707b6e209af4a1a7623bcfd09b882e18", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/printio-c9f69d589611caa9)
[INFO] [stderr]    Doc-tests printio
[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" "627b825ae54bf9220ce005bf0fb47c63707b6e209af4a1a7623bcfd09b882e18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "627b825ae54bf9220ce005bf0fb47c63707b6e209af4a1a7623bcfd09b882e18", kill_on_drop: false }`
[INFO] [stdout] 627b825ae54bf9220ce005bf0fb47c63707b6e209af4a1a7623bcfd09b882e18