[INFO] fetching crate collar 1.0.1...
[INFO] testing collar-1.0.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate collar 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate collar 1.0.1
[INFO] finished tweaking crates.io crate collar 1.0.1
[INFO] tweaked toml for crates.io crate collar 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate collar 1.0.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate collar 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e228a25d43d731e70ce4c866646c75075c750c376cf981f08ff1c7c81d444df6
[INFO] running `Command { std: "docker" "start" "-a" "e228a25d43d731e70ce4c866646c75075c750c376cf981f08ff1c7c81d444df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e228a25d43d731e70ce4c866646c75075c750c376cf981f08ff1c7c81d444df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e228a25d43d731e70ce4c866646c75075c750c376cf981f08ff1c7c81d444df6", kill_on_drop: false }`
[INFO] [stdout] e228a25d43d731e70ce4c866646c75075c750c376cf981f08ff1c7c81d444df6
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f15a995ce2d71b050d0f1f328cebbbbc82324b9fed62de2b3e5e7f0ce39744c
[INFO] running `Command { std: "docker" "start" "-a" "8f15a995ce2d71b050d0f1f328cebbbbc82324b9fed62de2b3e5e7f0ce39744c", kill_on_drop: false }`
[INFO] [stderr]    Compiling collar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "8f15a995ce2d71b050d0f1f328cebbbbc82324b9fed62de2b3e5e7f0ce39744c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f15a995ce2d71b050d0f1f328cebbbbc82324b9fed62de2b3e5e7f0ce39744c", kill_on_drop: false }`
[INFO] [stdout] 8f15a995ce2d71b050d0f1f328cebbbbc82324b9fed62de2b3e5e7f0ce39744c
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f118077642a3507107f1a31dd850c270bc9ad700a1d6c06f5b7517f24dc629f9
[INFO] running `Command { std: "docker" "start" "-a" "f118077642a3507107f1a31dd850c270bc9ad700a1d6c06f5b7517f24dc629f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling collar v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "f118077642a3507107f1a31dd850c270bc9ad700a1d6c06f5b7517f24dc629f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f118077642a3507107f1a31dd850c270bc9ad700a1d6c06f5b7517f24dc629f9", kill_on_drop: false }`
[INFO] [stdout] f118077642a3507107f1a31dd850c270bc9ad700a1d6c06f5b7517f24dc629f9
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e948666ef1ec402c50c6dfb3992b063ce16e9d8fb15fea5bbbcda68d1bbd3ff
[INFO] running `Command { std: "docker" "start" "-a" "6e948666ef1ec402c50c6dfb3992b063ce16e9d8fb15fea5bbbcda68d1bbd3ff", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collar-6dec61813f7e9208)
[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 collar
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::items (line 98) ... ok
[INFO] [stdout] test src/lib.rs - try_from_fn (line 153) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::try_collect_array (line 68) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::collect_array (line 34) ... ok
[INFO] [stdout] test src/lib.rs - CollectArray::collect_array_checked (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6e948666ef1ec402c50c6dfb3992b063ce16e9d8fb15fea5bbbcda68d1bbd3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e948666ef1ec402c50c6dfb3992b063ce16e9d8fb15fea5bbbcda68d1bbd3ff", kill_on_drop: false }`
[INFO] [stdout] 6e948666ef1ec402c50c6dfb3992b063ce16e9d8fb15fea5bbbcda68d1bbd3ff