[INFO] fetching crate immutable-rust 0.0.0...
[INFO] testing immutable-rust-0.0.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate immutable-rust 0.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate immutable-rust 0.0.0
[INFO] finished tweaking crates.io crate immutable-rust 0.0.0
[INFO] tweaked toml for crates.io crate immutable-rust 0.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate immutable-rust 0.0.0 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] crate crates.io crate immutable-rust 0.0.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 810f90d7810342d22173cc86d9fb7cd29565d0854ad070d92b3ee9a8626ab4eb
[INFO] running `Command { std: "docker" "start" "-a" "810f90d7810342d22173cc86d9fb7cd29565d0854ad070d92b3ee9a8626ab4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "810f90d7810342d22173cc86d9fb7cd29565d0854ad070d92b3ee9a8626ab4eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "810f90d7810342d22173cc86d9fb7cd29565d0854ad070d92b3ee9a8626ab4eb", kill_on_drop: false }`
[INFO] [stdout] 810f90d7810342d22173cc86d9fb7cd29565d0854ad070d92b3ee9a8626ab4eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 81e22e0070fe6be4f44c184211b76dc57c27d7e786e176c43e8c9769e6b064c1
[INFO] running `Command { std: "docker" "start" "-a" "81e22e0070fe6be4f44c184211b76dc57c27d7e786e176c43e8c9769e6b064c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling immutable-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "81e22e0070fe6be4f44c184211b76dc57c27d7e786e176c43e8c9769e6b064c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e22e0070fe6be4f44c184211b76dc57c27d7e786e176c43e8c9769e6b064c1", kill_on_drop: false }`
[INFO] [stdout] 81e22e0070fe6be4f44c184211b76dc57c27d7e786e176c43e8c9769e6b064c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d180ba57a1dacb31ed43de99d6a6dd57e52e323995bce680944766548e6d7ba6
[INFO] running `Command { std: "docker" "start" "-a" "d180ba57a1dacb31ed43de99d6a6dd57e52e323995bce680944766548e6d7ba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling immutable-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d180ba57a1dacb31ed43de99d6a6dd57e52e323995bce680944766548e6d7ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d180ba57a1dacb31ed43de99d6a6dd57e52e323995bce680944766548e6d7ba6", kill_on_drop: false }`
[INFO] [stdout] d180ba57a1dacb31ed43de99d6a6dd57e52e323995bce680944766548e6d7ba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 88109b2cab0fb1f5897f893d16f9dda214073db3841c18c58b8fe471f50915c8
[INFO] running `Command { std: "docker" "start" "-a" "88109b2cab0fb1f5897f893d16f9dda214073db3841c18c58b8fe471f50915c8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/immutable_rust-c544495e06487e5c)
[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" "88109b2cab0fb1f5897f893d16f9dda214073db3841c18c58b8fe471f50915c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88109b2cab0fb1f5897f893d16f9dda214073db3841c18c58b8fe471f50915c8", kill_on_drop: false }`
[INFO] [stdout] 88109b2cab0fb1f5897f893d16f9dda214073db3841c18c58b8fe471f50915c8