[INFO] fetching crate mut-rc 0.1.3...
[INFO] testing mut-rc-0.1.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate mut-rc 0.1.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate mut-rc 0.1.3
[INFO] finished tweaking crates.io crate mut-rc 0.1.3
[INFO] tweaked toml for crates.io crate mut-rc 0.1.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mut-rc 0.1.3 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-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] 0b412a17473ae382d839c16ef0a934c9cccef7ce3e34c94b24a2fd7bbd23c77e
[INFO] running `Command { std: "docker" "start" "-a" "0b412a17473ae382d839c16ef0a934c9cccef7ce3e34c94b24a2fd7bbd23c77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b412a17473ae382d839c16ef0a934c9cccef7ce3e34c94b24a2fd7bbd23c77e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b412a17473ae382d839c16ef0a934c9cccef7ce3e34c94b24a2fd7bbd23c77e", kill_on_drop: false }`
[INFO] [stdout] 0b412a17473ae382d839c16ef0a934c9cccef7ce3e34c94b24a2fd7bbd23c77e
[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] 6fb087a7802358cadfc95bde798b1624364af92c14eacc38cccad310d47ada7a
[INFO] running `Command { std: "docker" "start" "-a" "6fb087a7802358cadfc95bde798b1624364af92c14eacc38cccad310d47ada7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut-rc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "6fb087a7802358cadfc95bde798b1624364af92c14eacc38cccad310d47ada7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb087a7802358cadfc95bde798b1624364af92c14eacc38cccad310d47ada7a", kill_on_drop: false }`
[INFO] [stdout] 6fb087a7802358cadfc95bde798b1624364af92c14eacc38cccad310d47ada7a
[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] c940b97bf5f442c87bd8eaf0c44e3963ac3d112f74859957e12e10115e4c70fb
[INFO] running `Command { std: "docker" "start" "-a" "c940b97bf5f442c87bd8eaf0c44e3963ac3d112f74859957e12e10115e4c70fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling mut-rc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "c940b97bf5f442c87bd8eaf0c44e3963ac3d112f74859957e12e10115e4c70fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c940b97bf5f442c87bd8eaf0c44e3963ac3d112f74859957e12e10115e4c70fb", kill_on_drop: false }`
[INFO] [stdout] c940b97bf5f442c87bd8eaf0c44e3963ac3d112f74859957e12e10115e4c70fb
[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] 1f326c42458baa5778633962412218a569bc3ac3ffa2bc2e21d26503babff0c5
[INFO] running `Command { std: "docker" "start" "-a" "1f326c42458baa5778633962412218a569bc3ac3ffa2bc2e21d26503babff0c5", 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/mut_rc-dc82956a3dd7a6ea)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_basic ... ok
[INFO] [stdout] test test_weak ... ok
[INFO] [stdout] test test_traits ... ok
[INFO] [stdout] test test_extra ... ok
[INFO] [stdout] test test_weak_traits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mut_rc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f326c42458baa5778633962412218a569bc3ac3ffa2bc2e21d26503babff0c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f326c42458baa5778633962412218a569bc3ac3ffa2bc2e21d26503babff0c5", kill_on_drop: false }`
[INFO] [stdout] 1f326c42458baa5778633962412218a569bc3ac3ffa2bc2e21d26503babff0c5