[INFO] fetching crate mill_core 0.1.0...
[INFO] testing mill_core-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mill_core 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mill_core 0.1.0
[INFO] finished tweaking crates.io crate mill_core 0.1.0
[INFO] tweaked toml for crates.io crate mill_core 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mill_core 0.1.0 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ba3fe2ad5460c73263367eca1230de7a5a078b7513b5278f7eb9c05171e141f0
[INFO] running `Command { std: "docker" "start" "-a" "ba3fe2ad5460c73263367eca1230de7a5a078b7513b5278f7eb9c05171e141f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba3fe2ad5460c73263367eca1230de7a5a078b7513b5278f7eb9c05171e141f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba3fe2ad5460c73263367eca1230de7a5a078b7513b5278f7eb9c05171e141f0", kill_on_drop: false }`
[INFO] [stdout] ba3fe2ad5460c73263367eca1230de7a5a078b7513b5278f7eb9c05171e141f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] df97d401519d25c452cb2b3b01cb021c5b7912df2d1063f14399a394cef69ed8
[INFO] running `Command { std: "docker" "start" "-a" "df97d401519d25c452cb2b3b01cb021c5b7912df2d1063f14399a394cef69ed8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mill_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "df97d401519d25c452cb2b3b01cb021c5b7912df2d1063f14399a394cef69ed8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df97d401519d25c452cb2b3b01cb021c5b7912df2d1063f14399a394cef69ed8", kill_on_drop: false }`
[INFO] [stdout] df97d401519d25c452cb2b3b01cb021c5b7912df2d1063f14399a394cef69ed8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4c5a55d6a2857fd5e4fffedb5d76e9ac9110b0f569dc37034aa5d440998235b5
[INFO] running `Command { std: "docker" "start" "-a" "4c5a55d6a2857fd5e4fffedb5d76e9ac9110b0f569dc37034aa5d440998235b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mill_core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "4c5a55d6a2857fd5e4fffedb5d76e9ac9110b0f569dc37034aa5d440998235b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c5a55d6a2857fd5e4fffedb5d76e9ac9110b0f569dc37034aa5d440998235b5", kill_on_drop: false }`
[INFO] [stdout] 4c5a55d6a2857fd5e4fffedb5d76e9ac9110b0f569dc37034aa5d440998235b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c760419b0d5442a8f4a67f4f2778b4f255e11e75558fb608fb19ef97f46c6dd8
[INFO] running `Command { std: "docker" "start" "-a" "c760419b0d5442a8f4a67f4f2778b4f255e11e75558fb608fb19ef97f46c6dd8", 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/mill_core-c825241cf342980b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests mill_core
[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] [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" "c760419b0d5442a8f4a67f4f2778b4f255e11e75558fb608fb19ef97f46c6dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c760419b0d5442a8f4a67f4f2778b4f255e11e75558fb608fb19ef97f46c6dd8", kill_on_drop: false }`
[INFO] [stdout] c760419b0d5442a8f4a67f4f2778b4f255e11e75558fb608fb19ef97f46c6dd8