[INFO] fetching crate existing_instance 0.1.0...
[INFO] testing existing_instance-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate existing_instance 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate existing_instance 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate existing_instance 0.1.0
[INFO] tweaked toml for crates.io crate existing_instance 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate existing_instance 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] crate crates.io crate existing_instance 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jiff-static v0.2.11
[INFO] [stderr]   Downloaded jiff v0.2.11
[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] f1c969540cc6a52c891b5a24f80c3555c8590b42c4f4c62e96bd9e2cd575fe06
[INFO] running `Command { std: "docker" "start" "-a" "f1c969540cc6a52c891b5a24f80c3555c8590b42c4f4c62e96bd9e2cd575fe06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1c969540cc6a52c891b5a24f80c3555c8590b42c4f4c62e96bd9e2cd575fe06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c969540cc6a52c891b5a24f80c3555c8590b42c4f4c62e96bd9e2cd575fe06", kill_on_drop: false }`
[INFO] [stdout] f1c969540cc6a52c891b5a24f80c3555c8590b42c4f4c62e96bd9e2cd575fe06
[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] 0d98443a8242fddea1e03a2a9d6056cb0dc3e97da07fce74f6ec747cd9122d1a
[INFO] running `Command { std: "docker" "start" "-a" "0d98443a8242fddea1e03a2a9d6056cb0dc3e97da07fce74f6ec747cd9122d1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling doctest-file v1.0.0
[INFO] [stderr]    Compiling interprocess v2.2.3
[INFO] [stderr]    Compiling existing_instance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "0d98443a8242fddea1e03a2a9d6056cb0dc3e97da07fce74f6ec747cd9122d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d98443a8242fddea1e03a2a9d6056cb0dc3e97da07fce74f6ec747cd9122d1a", kill_on_drop: false }`
[INFO] [stdout] 0d98443a8242fddea1e03a2a9d6056cb0dc3e97da07fce74f6ec747cd9122d1a
[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] d678c5d62c86e096bafd53d4596fee3949720911b7c08e18b770d5dc23aa33ea
[INFO] running `Command { std: "docker" "start" "-a" "d678c5d62c86e096bafd53d4596fee3949720911b7c08e18b770d5dc23aa33ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling jiff v0.2.11
[INFO] [stderr]    Compiling existing_instance v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "d678c5d62c86e096bafd53d4596fee3949720911b7c08e18b770d5dc23aa33ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d678c5d62c86e096bafd53d4596fee3949720911b7c08e18b770d5dc23aa33ea", kill_on_drop: false }`
[INFO] [stdout] d678c5d62c86e096bafd53d4596fee3949720911b7c08e18b770d5dc23aa33ea
[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] b3def3e1aff314bfaf73dafee506d0b22c9f5b700c560aa8450a53a17b5323ab
[INFO] running `Command { std: "docker" "start" "-a" "b3def3e1aff314bfaf73dafee506d0b22c9f5b700c560aa8450a53a17b5323ab", 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/existing_instance-f8ae42d770e9af4b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_msg_discriminant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests existing_instance
[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" "b3def3e1aff314bfaf73dafee506d0b22c9f5b700c560aa8450a53a17b5323ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3def3e1aff314bfaf73dafee506d0b22c9f5b700c560aa8450a53a17b5323ab", kill_on_drop: false }`
[INFO] [stdout] b3def3e1aff314bfaf73dafee506d0b22c9f5b700c560aa8450a53a17b5323ab