[INFO] fetching crate mwmr-core 0.1.0...
[INFO] testing mwmr-core-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mwmr-core 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mwmr-core 0.1.0
[INFO] finished tweaking crates.io crate mwmr-core 0.1.0
[INFO] tweaked toml for crates.io crate mwmr-core 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mwmr-core 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding cheap-clone v0.1.8 (available: v0.3.0)
[INFO] [stderr]       Adding smallvec-wrapper v0.1.2 (available: v0.4.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rend v0.5.3
[INFO] [stderr]   Downloaded smallvec-wrapper v0.1.2
[INFO] [stderr]   Downloaded ptr_meta v0.3.1
[INFO] [stderr]   Downloaded bytecheck v0.8.2
[INFO] [stderr]   Downloaded bytecheck_derive v0.8.2
[INFO] [stderr]   Downloaded cheap-clone v0.1.8
[INFO] [stderr]   Downloaded munge_macro v0.4.7
[INFO] [stderr]   Downloaded munge v0.4.7
[INFO] [stderr]   Downloaded rkyv_derive v0.8.15
[INFO] [stderr]   Downloaded ptr_meta_derive v0.3.1
[INFO] [stderr]   Downloaded rancor v0.1.1
[INFO] [stderr]   Downloaded rkyv v0.8.15
[INFO] [stderr]   Downloaded faststr v0.2.34
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc122819b9b7987373394dd1b0e6e0dc5c10d98d2441bfb8214969b979183d2d
[INFO] running `Command { std: "docker" "start" "-a" "fc122819b9b7987373394dd1b0e6e0dc5c10d98d2441bfb8214969b979183d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc122819b9b7987373394dd1b0e6e0dc5c10d98d2441bfb8214969b979183d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc122819b9b7987373394dd1b0e6e0dc5c10d98d2441bfb8214969b979183d2d", kill_on_drop: false }`
[INFO] [stdout] fc122819b9b7987373394dd1b0e6e0dc5c10d98d2441bfb8214969b979183d2d
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dc985b5f2e3e053c09a778967a10474f7ca6eab74706be733f430f176db5ae4
[INFO] running `Command { std: "docker" "start" "-a" "4dc985b5f2e3e053c09a778967a10474f7ca6eab74706be733f430f176db5ae4", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling cheap-clone v0.1.8
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling smallvec-wrapper v0.1.2
[INFO] [stderr]    Compiling mwmr-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.41s
[INFO] running `Command { std: "docker" "inspect" "4dc985b5f2e3e053c09a778967a10474f7ca6eab74706be733f430f176db5ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc985b5f2e3e053c09a778967a10474f7ca6eab74706be733f430f176db5ae4", kill_on_drop: false }`
[INFO] [stdout] 4dc985b5f2e3e053c09a778967a10474f7ca6eab74706be733f430f176db5ae4
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f2817892e455a2625ad186ec49c3df552322e59453c95ef221e7eb679f8167a
[INFO] running `Command { std: "docker" "start" "-a" "2f2817892e455a2625ad186ec49c3df552322e59453c95ef221e7eb679f8167a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mwmr-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2f2817892e455a2625ad186ec49c3df552322e59453c95ef221e7eb679f8167a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2817892e455a2625ad186ec49c3df552322e59453c95ef221e7eb679f8167a", kill_on_drop: false }`
[INFO] [stdout] 2f2817892e455a2625ad186ec49c3df552322e59453c95ef221e7eb679f8167a
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8a5a46048c936a34e547b39aea5e90926b893440a024af325da506776841a7a
[INFO] running `Command { std: "docker" "start" "-a" "f8a5a46048c936a34e547b39aea5e90926b893440a024af325da506776841a7a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mwmr_core-e0e4e91a090d2a80)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests mwmr_core
[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] [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" "f8a5a46048c936a34e547b39aea5e90926b893440a024af325da506776841a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a5a46048c936a34e547b39aea5e90926b893440a024af325da506776841a7a", kill_on_drop: false }`
[INFO] [stdout] f8a5a46048c936a34e547b39aea5e90926b893440a024af325da506776841a7a