[INFO] fetching crate delay_writer 0.2.1...
[INFO] testing delay_writer-0.2.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate delay_writer 0.2.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate delay_writer 0.2.1
[INFO] finished tweaking crates.io crate delay_writer 0.2.1
[INFO] tweaked toml for crates.io crate delay_writer 0.2.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate delay_writer 0.2.1 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9f9e7336d227d424a1f17dc264485a32a7d8d76f7811d8f27651dab8d34f460
[INFO] running `Command { std: "docker" "start" "-a" "a9f9e7336d227d424a1f17dc264485a32a7d8d76f7811d8f27651dab8d34f460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9f9e7336d227d424a1f17dc264485a32a7d8d76f7811d8f27651dab8d34f460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f9e7336d227d424a1f17dc264485a32a7d8d76f7811d8f27651dab8d34f460", kill_on_drop: false }`
[INFO] [stdout] a9f9e7336d227d424a1f17dc264485a32a7d8d76f7811d8f27651dab8d34f460
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c7cf2fba1bf261536091e0d6045f724db8a79a236753b9e5a600a304158f8a6
[INFO] running `Command { std: "docker" "start" "-a" "7c7cf2fba1bf261536091e0d6045f724db8a79a236753b9e5a600a304158f8a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling delay_writer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "7c7cf2fba1bf261536091e0d6045f724db8a79a236753b9e5a600a304158f8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c7cf2fba1bf261536091e0d6045f724db8a79a236753b9e5a600a304158f8a6", kill_on_drop: false }`
[INFO] [stdout] 7c7cf2fba1bf261536091e0d6045f724db8a79a236753b9e5a600a304158f8a6
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3ede966adbe0bede29565383daf2e8c69a8ac7e61b81a657301ef9712a39db
[INFO] running `Command { std: "docker" "start" "-a" "be3ede966adbe0bede29565383daf2e8c69a8ac7e61b81a657301ef9712a39db", kill_on_drop: false }`
[INFO] [stderr]    Compiling delay_writer v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "be3ede966adbe0bede29565383daf2e8c69a8ac7e61b81a657301ef9712a39db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3ede966adbe0bede29565383daf2e8c69a8ac7e61b81a657301ef9712a39db", kill_on_drop: false }`
[INFO] [stdout] be3ede966adbe0bede29565383daf2e8c69a8ac7e61b81a657301ef9712a39db
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94b4e32ed02d9cdf18f450121aadf366aa87d478314929b05bc04336b8011df6
[INFO] running `Command { std: "docker" "start" "-a" "94b4e32ed02d9cdf18f450121aadf366aa87d478314929b05bc04336b8011df6", 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/delay_writer-d5cb5e770f305667)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::new ... ok
[INFO] [stdout] test tests::bytes_written ... ok
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests delay_writer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - DelayWriter (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94b4e32ed02d9cdf18f450121aadf366aa87d478314929b05bc04336b8011df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b4e32ed02d9cdf18f450121aadf366aa87d478314929b05bc04336b8011df6", kill_on_drop: false }`
[INFO] [stdout] 94b4e32ed02d9cdf18f450121aadf366aa87d478314929b05bc04336b8011df6