[INFO] fetching crate o2tk 0.0.0...
[INFO] testing o2tk-0.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate o2tk 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate o2tk 0.0.0
[INFO] finished tweaking crates.io crate o2tk 0.0.0
[INFO] tweaked toml for crates.io crate o2tk 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate o2tk 0.0.0 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bdfcbb9e2b289d1a581a07b8d57e7cfc79b1a026e84816afe1a619397f6ca106
[INFO] running `Command { std: "docker" "start" "-a" "bdfcbb9e2b289d1a581a07b8d57e7cfc79b1a026e84816afe1a619397f6ca106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdfcbb9e2b289d1a581a07b8d57e7cfc79b1a026e84816afe1a619397f6ca106", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfcbb9e2b289d1a581a07b8d57e7cfc79b1a026e84816afe1a619397f6ca106", kill_on_drop: false }`
[INFO] [stdout] bdfcbb9e2b289d1a581a07b8d57e7cfc79b1a026e84816afe1a619397f6ca106
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d19012dae216180e76400f4a31ba4ee4e17f52392217bb6b9f67cc79fcefdf96
[INFO] running `Command { std: "docker" "start" "-a" "d19012dae216180e76400f4a31ba4ee4e17f52392217bb6b9f67cc79fcefdf96", kill_on_drop: false }`
[INFO] [stderr]    Compiling o2tk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "d19012dae216180e76400f4a31ba4ee4e17f52392217bb6b9f67cc79fcefdf96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19012dae216180e76400f4a31ba4ee4e17f52392217bb6b9f67cc79fcefdf96", kill_on_drop: false }`
[INFO] [stdout] d19012dae216180e76400f4a31ba4ee4e17f52392217bb6b9f67cc79fcefdf96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a08219db2aa5a7103d515b1ea5160dffcf7a4376878ceffa790ee40b1c3b1379
[INFO] running `Command { std: "docker" "start" "-a" "a08219db2aa5a7103d515b1ea5160dffcf7a4376878ceffa790ee40b1c3b1379", kill_on_drop: false }`
[INFO] [stderr]    Compiling o2tk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "a08219db2aa5a7103d515b1ea5160dffcf7a4376878ceffa790ee40b1c3b1379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08219db2aa5a7103d515b1ea5160dffcf7a4376878ceffa790ee40b1c3b1379", kill_on_drop: false }`
[INFO] [stdout] a08219db2aa5a7103d515b1ea5160dffcf7a4376878ceffa790ee40b1c3b1379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1545addfc7df2472fdd500ceffce7315ae63502fef72950189255b19ca98eb49
[INFO] running `Command { std: "docker" "start" "-a" "1545addfc7df2472fdd500ceffce7315ae63502fef72950189255b19ca98eb49", 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/o2tk-d873ddf59ac32461)
[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 o2tk
[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" "1545addfc7df2472fdd500ceffce7315ae63502fef72950189255b19ca98eb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1545addfc7df2472fdd500ceffce7315ae63502fef72950189255b19ca98eb49", kill_on_drop: false }`
[INFO] [stdout] 1545addfc7df2472fdd500ceffce7315ae63502fef72950189255b19ca98eb49