[INFO] fetching crate mpst-seq 0.1.18...
[INFO] testing mpst-seq-0.1.18 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mpst-seq 0.1.18 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mpst-seq 0.1.18
[INFO] finished tweaking crates.io crate mpst-seq 0.1.18
[INFO] tweaked toml for crates.io crate mpst-seq 0.1.18 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpst-seq 0.1.18 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] 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] 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b373865d545b9d9406d56e9de917479afc92772e84044cc2c8d0a90cb8940fc3
[INFO] running `Command { std: "docker" "start" "-a" "b373865d545b9d9406d56e9de917479afc92772e84044cc2c8d0a90cb8940fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b373865d545b9d9406d56e9de917479afc92772e84044cc2c8d0a90cb8940fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b373865d545b9d9406d56e9de917479afc92772e84044cc2c8d0a90cb8940fc3", kill_on_drop: false }`
[INFO] [stdout] b373865d545b9d9406d56e9de917479afc92772e84044cc2c8d0a90cb8940fc3
[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=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] cba2da08554c53e188f501b59810a5815ba5edc61e6323e65734a38815de52e8
[INFO] running `Command { std: "docker" "start" "-a" "cba2da08554c53e188f501b59810a5815ba5edc61e6323e65734a38815de52e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpst-seq v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "cba2da08554c53e188f501b59810a5815ba5edc61e6323e65734a38815de52e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba2da08554c53e188f501b59810a5815ba5edc61e6323e65734a38815de52e8", kill_on_drop: false }`
[INFO] [stdout] cba2da08554c53e188f501b59810a5815ba5edc61e6323e65734a38815de52e8
[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=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] 5628b90cd3696aebeec0c674a66df2942b2bf675e224edfc37d2fab8dec31a09
[INFO] running `Command { std: "docker" "start" "-a" "5628b90cd3696aebeec0c674a66df2942b2bf675e224edfc37d2fab8dec31a09", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpst-seq v0.1.18 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "5628b90cd3696aebeec0c674a66df2942b2bf675e224edfc37d2fab8dec31a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5628b90cd3696aebeec0c674a66df2942b2bf675e224edfc37d2fab8dec31a09", kill_on_drop: false }`
[INFO] [stdout] 5628b90cd3696aebeec0c674a66df2942b2bf675e224edfc37d2fab8dec31a09
[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=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] 587a9e0693926613f2e12f2beab9cc2a5e8403662b3f90dfdb48d5a49c32bb8d
[INFO] running `Command { std: "docker" "start" "-a" "587a9e0693926613f2e12f2beab9cc2a5e8403662b3f90dfdb48d5a49c32bb8d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mpst_seq-75d56c70535c3385)
[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 mpst_seq
[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" "587a9e0693926613f2e12f2beab9cc2a5e8403662b3f90dfdb48d5a49c32bb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "587a9e0693926613f2e12f2beab9cc2a5e8403662b3f90dfdb48d5a49c32bb8d", kill_on_drop: false }`
[INFO] [stdout] 587a9e0693926613f2e12f2beab9cc2a5e8403662b3f90dfdb48d5a49c32bb8d