[INFO] fetching crate cargo-mutants 25.3.1...
[INFO] building cargo-mutants-25.3.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate cargo-mutants 25.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate cargo-mutants 25.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cargo-mutants 25.3.1
[INFO] tweaked toml for crates.io crate cargo-mutants 25.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-mutants 25.3.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-mutants 25.3.1 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3718e095bd36e7617d12c63b6faffbd60b5b177d6e75da5d2512cd67b7735a0e
[INFO] running `Command { std: "docker" "start" "-a" "3718e095bd36e7617d12c63b6faffbd60b5b177d6e75da5d2512cd67b7735a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3718e095bd36e7617d12c63b6faffbd60b5b177d6e75da5d2512cd67b7735a0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3718e095bd36e7617d12c63b6faffbd60b5b177d6e75da5d2512cd67b7735a0e", kill_on_drop: false }`
[INFO] [stdout] 3718e095bd36e7617d12c63b6faffbd60b5b177d6e75da5d2512cd67b7735a0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db155d24a15c0d4697225c6aaf23a95be900408f390f43c7d7461f6e94dbf9e4
[INFO] running `Command { std: "docker" "start" "-a" "db155d24a15c0d4697225c6aaf23a95be900408f390f43c7d7461f6e94dbf9e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
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[INFO] [stderr]    Compiling cargo-mutants v25.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 21s
[INFO] running `Command { std: "docker" "inspect" "db155d24a15c0d4697225c6aaf23a95be900408f390f43c7d7461f6e94dbf9e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db155d24a15c0d4697225c6aaf23a95be900408f390f43c7d7461f6e94dbf9e4", kill_on_drop: false }`
[INFO] [stdout] db155d24a15c0d4697225c6aaf23a95be900408f390f43c7d7461f6e94dbf9e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa090773367f97527f114ec2029b05cca58cf89f2f8d915272d7b6113f94b435
[INFO] running `Command { std: "docker" "start" "-a" "aa090773367f97527f114ec2029b05cca58cf89f2f8d915272d7b6113f94b435", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.9
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[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling doc-comment v0.3.3
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[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling float-cmp v0.10.0
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[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling similar v2.1.0
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[INFO] [stderr]    Compiling assert_cmd v2.0.17
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[INFO] [stderr]    Compiling cp_r v0.5.2
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[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling regex v1.10.0
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[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling predicates v3.1.3
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[INFO] [stderr]    Compiling insta v1.12.0
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[INFO] [stderr]    Compiling cargo-mutants v25.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 56.92s
[INFO] running `Command { std: "docker" "inspect" "aa090773367f97527f114ec2029b05cca58cf89f2f8d915272d7b6113f94b435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa090773367f97527f114ec2029b05cca58cf89f2f8d915272d7b6113f94b435", kill_on_drop: false }`
[INFO] [stdout] aa090773367f97527f114ec2029b05cca58cf89f2f8d915272d7b6113f94b435
