[INFO] fetching crate cargo-mutants 25.3.1...
[INFO] building cargo-mutants-25.3.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate cargo-mutants 25.3.1 into /workspace/builds/worker-7-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-mutants 25.3.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa332440070c7ffc0339c48981d3945087e9a6e8002926d0320406e66da70b35
[INFO] running `Command { std: "docker" "start" "-a" "fa332440070c7ffc0339c48981d3945087e9a6e8002926d0320406e66da70b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa332440070c7ffc0339c48981d3945087e9a6e8002926d0320406e66da70b35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa332440070c7ffc0339c48981d3945087e9a6e8002926d0320406e66da70b35", kill_on_drop: false }`
[INFO] [stdout] fa332440070c7ffc0339c48981d3945087e9a6e8002926d0320406e66da70b35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cb4ab5f257c199bc9d981fb950317ad59abfdf22bb4aed64e8d331186e4bcc1
[INFO] running `Command { std: "docker" "start" "-a" "3cb4ab5f257c199bc9d981fb950317ad59abfdf22bb4aed64e8d331186e4bcc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling serde v1.0.209
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling anstyle v1.0.10
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling guppy-workspace-hack v0.1.0
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling terminal_size v0.4.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling target-spec v3.2.2
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling nextest-workspace-hack v0.1.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling ref-cast v1.0.24
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling regex v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling deranged v0.4.0
[INFO] [stderr]    Compiling clap_builder v4.5.27
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling cfg-expr v0.17.2
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling ref-cast-impl v1.0.24
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling bytecount v0.6.8
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling clap v4.5.28
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling chrono v0.4.39
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling nom_locate v4.2.0
[INFO] [stderr]    Compiling env_logger v0.11.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling color-print-proc-macro v0.3.7
[INFO] [stderr]    Compiling terminal_size v0.2.6
[INFO] [stderr]    Compiling schemars_derive v0.9.0
[INFO] [stderr]    Compiling test-log-macros v0.2.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling tempfile v3.8.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling nutmeg v0.1.4
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.20.7
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling strum v0.26.0
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling test-log v0.2.16
[INFO] [stderr]    Compiling color-print v0.3.1
[INFO] [stderr]    Compiling patch v0.7.0
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling clap_complete v4.0.0
[INFO] [stderr]    Compiling cargo_metadata v0.19.0
[INFO] [stderr]    Compiling schemars v0.9.0
[INFO] [stderr]    Compiling fs2 v0.4.0
[INFO] [stderr]    Compiling jobserver v0.1.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling nextest-metadata v0.12.1
[INFO] [stderr]    Compiling whoami v1.5.0
[INFO] [stderr]    Compiling toml v0.8.0
[INFO] [stderr]    Compiling similar v2.1.0
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling path-slash v0.2.0
[INFO] [stderr]    Compiling indoc v2.0.0
[INFO] [stderr]    Compiling cargo-mutants v25.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 33s
[INFO] running `Command { std: "docker" "inspect" "3cb4ab5f257c199bc9d981fb950317ad59abfdf22bb4aed64e8d331186e4bcc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb4ab5f257c199bc9d981fb950317ad59abfdf22bb4aed64e8d331186e4bcc1", kill_on_drop: false }`
[INFO] [stdout] 3cb4ab5f257c199bc9d981fb950317ad59abfdf22bb4aed64e8d331186e4bcc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf53655b21b3e0aec4edb6d6a81ad10d2daa152f9e1ed9d192dd855117886fe7
[INFO] running `Command { std: "docker" "start" "-a" "cf53655b21b3e0aec4edb6d6a81ad10d2daa152f9e1ed9d192dd855117886fe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling predicates-core v1.0.9
[INFO] [stderr]    Compiling float-cmp v0.10.0
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling similar v2.1.0
[INFO] [stderr]    Compiling assert_cmd v2.0.17
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling termtree v0.5.1
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling predicates-tree v1.0.12
[INFO] [stderr]    Compiling filetime v0.2.25
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling cp_r v0.5.2
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling serde_yaml v0.8.26
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling regex v1.10.0
[INFO] [stderr]    Compiling bstr v1.11.3
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling insta v1.12.0
[INFO] [stderr]    Compiling ignore v0.4.23
[INFO] [stderr]    Compiling test-log v0.2.16
[INFO] [stderr]    Compiling tracing-appender v0.2.3
[INFO] [stderr]    Compiling cargo-mutants v25.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 58.28s
[INFO] running `Command { std: "docker" "inspect" "cf53655b21b3e0aec4edb6d6a81ad10d2daa152f9e1ed9d192dd855117886fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf53655b21b3e0aec4edb6d6a81ad10d2daa152f9e1ed9d192dd855117886fe7", kill_on_drop: false }`
[INFO] [stdout] cf53655b21b3e0aec4edb6d6a81ad10d2daa152f9e1ed9d192dd855117886fe7
