[INFO] fetching crate libtest2-mimic 0.0.4...
[INFO] testing libtest2-mimic-0.0.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate libtest2-mimic 0.0.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate libtest2-mimic 0.0.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate libtest2-mimic 0.0.4
[INFO] tweaked toml for crates.io crate libtest2-mimic 0.0.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libtest2-mimic 0.0.4 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libtest2-mimic 0.0.4 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded normalize-line-endings v0.3.0
[INFO] [stderr]   Downloaded pathdiff v0.2.3
[INFO] [stderr]   Downloaded similar v2.7.0
[INFO] [stderr]   Downloaded libtest-lexarg v0.0.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.19
[INFO] [stderr]   Downloaded escargot v0.5.15
[INFO] [stderr]   Downloaded libtest-json v0.0.2
[INFO] [stderr]   Downloaded snapbox v0.6.21
[INFO] [stderr]   Downloaded serde_json v1.0.143
[INFO] [stderr]   Downloaded json-write v0.0.2
[INFO] [stderr]   Downloaded snapbox-macros v0.3.10
[INFO] [stderr]   Downloaded lexarg v0.0.2
[INFO] [stderr]   Downloaded libtest2-harness v0.0.3
[INFO] [stderr]   Downloaded lexarg-error v0.0.2
[INFO] [stderr]   Downloaded lexarg-parser v0.0.2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03dfb7957ea2767eb3100069d7f8c36f744787c1edb7db7862e79772d5858ee7
[INFO] running `Command { std: "docker" "start" "-a" "03dfb7957ea2767eb3100069d7f8c36f744787c1edb7db7862e79772d5858ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03dfb7957ea2767eb3100069d7f8c36f744787c1edb7db7862e79772d5858ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03dfb7957ea2767eb3100069d7f8c36f744787c1edb7db7862e79772d5858ee7", kill_on_drop: false }`
[INFO] [stdout] 03dfb7957ea2767eb3100069d7f8c36f744787c1edb7db7862e79772d5858ee7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0da3bf150c08b1e6054e6bac8590df1b5cbc08b5567dec5679aa7ac3904bd6f6
[INFO] running `Command { std: "docker" "start" "-a" "0da3bf150c08b1e6054e6bac8590df1b5cbc08b5567dec5679aa7ac3904bd6f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexarg-parser v0.0.2
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling json-write v0.0.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling libtest-json v0.0.2
[INFO] [stderr]    Compiling lexarg-error v0.0.2
[INFO] [stderr]    Compiling lexarg v0.0.2
[INFO] [stderr]    Compiling libtest-lexarg v0.0.3
[INFO] [stderr]    Compiling libtest2-harness v0.0.3
[INFO] [stderr]    Compiling libtest2-mimic v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "0da3bf150c08b1e6054e6bac8590df1b5cbc08b5567dec5679aa7ac3904bd6f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da3bf150c08b1e6054e6bac8590df1b5cbc08b5567dec5679aa7ac3904bd6f6", kill_on_drop: false }`
[INFO] [stdout] 0da3bf150c08b1e6054e6bac8590df1b5cbc08b5567dec5679aa7ac3904bd6f6
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3797c3be1531665acdf97d855c111186fc0435e1ef5d7f5bd213baf3a12e5ff7
[INFO] running `Command { std: "docker" "start" "-a" "3797c3be1531665acdf97d855c111186fc0435e1ef5d7f5bd213baf3a12e5ff7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling escargot v0.5.15
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling once_cell_polyfill v1.70.1
[INFO] [stderr]    Compiling pathdiff v0.2.3
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling snapbox-macros v0.3.10
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling snapbox v0.6.21
[INFO] [stderr]    Compiling libtest2-mimic v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "3797c3be1531665acdf97d855c111186fc0435e1ef5d7f5bd213baf3a12e5ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3797c3be1531665acdf97d855c111186fc0435e1ef5d7f5bd213baf3a12e5ff7", kill_on_drop: false }`
[INFO] [stdout] 3797c3be1531665acdf97d855c111186fc0435e1ef5d7f5bd213baf3a12e5ff7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 59cc28405f803660cae85c48117c27d72de0ee31cbec0efda995402d4463a92f
[INFO] running `Command { std: "docker" "start" "-a" "59cc28405f803660cae85c48117c27d72de0ee31cbec0efda995402d4463a92f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libtest2_mimic-34c1ed010487ad78)
[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] [stderr]    Doc-tests libtest2_mimic
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 30) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59cc28405f803660cae85c48117c27d72de0ee31cbec0efda995402d4463a92f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59cc28405f803660cae85c48117c27d72de0ee31cbec0efda995402d4463a92f", kill_on_drop: false }`
[INFO] [stdout] 59cc28405f803660cae85c48117c27d72de0ee31cbec0efda995402d4463a92f