[INFO] fetching crate printio 0.2.2...
[INFO] testing printio-0.2.2 against 1.91.0 for beta-1.92-2
[INFO] extracting crate printio 0.2.2 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate printio 0.2.2 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afbb239ad0aa022e9c2cbab77a72359689367ab3d7eb6c154c59e39f55b61685
[INFO] running `Command { std: "docker" "start" "-a" "afbb239ad0aa022e9c2cbab77a72359689367ab3d7eb6c154c59e39f55b61685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afbb239ad0aa022e9c2cbab77a72359689367ab3d7eb6c154c59e39f55b61685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afbb239ad0aa022e9c2cbab77a72359689367ab3d7eb6c154c59e39f55b61685", kill_on_drop: false }`
[INFO] [stdout] afbb239ad0aa022e9c2cbab77a72359689367ab3d7eb6c154c59e39f55b61685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 606dc8b7fa991e15a28fde70a21f71a94a89a4e0815336eb8c9d48b32ac78f31
[INFO] running `Command { std: "docker" "start" "-a" "606dc8b7fa991e15a28fde70a21f71a94a89a4e0815336eb8c9d48b32ac78f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling printio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "606dc8b7fa991e15a28fde70a21f71a94a89a4e0815336eb8c9d48b32ac78f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "606dc8b7fa991e15a28fde70a21f71a94a89a4e0815336eb8c9d48b32ac78f31", kill_on_drop: false }`
[INFO] [stdout] 606dc8b7fa991e15a28fde70a21f71a94a89a4e0815336eb8c9d48b32ac78f31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30fcf106493a90debf50da63fa4af29d4b7cd71cb4be4e9e3f312975dd429dd8
[INFO] running `Command { std: "docker" "start" "-a" "30fcf106493a90debf50da63fa4af29d4b7cd71cb4be4e9e3f312975dd429dd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling printio v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "30fcf106493a90debf50da63fa4af29d4b7cd71cb4be4e9e3f312975dd429dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30fcf106493a90debf50da63fa4af29d4b7cd71cb4be4e9e3f312975dd429dd8", kill_on_drop: false }`
[INFO] [stdout] 30fcf106493a90debf50da63fa4af29d4b7cd71cb4be4e9e3f312975dd429dd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 246c26bd27fa62b934ac34753fa14918d4aeb4ef8bd89d1ccb4cc6a7a5351abb
[INFO] running `Command { std: "docker" "start" "-a" "246c26bd27fa62b934ac34753fa14918d4aeb4ef8bd89d1ccb4cc6a7a5351abb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/printio-0c06f42082a6b46e)
[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 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] running `Command { std: "docker" "inspect" "246c26bd27fa62b934ac34753fa14918d4aeb4ef8bd89d1ccb4cc6a7a5351abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "246c26bd27fa62b934ac34753fa14918d4aeb4ef8bd89d1ccb4cc6a7a5351abb", kill_on_drop: false }`
[INFO] [stdout] 246c26bd27fa62b934ac34753fa14918d4aeb4ef8bd89d1ccb4cc6a7a5351abb