[INFO] fetching crate find-matching-bracket 0.2.0...
[INFO] testing find-matching-bracket-0.2.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate find-matching-bracket 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate find-matching-bracket 0.2.0
[INFO] finished tweaking crates.io crate find-matching-bracket 0.2.0
[INFO] tweaked toml for crates.io crate find-matching-bracket 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate find-matching-bracket 0.2.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0da3c887407fd3a5f1d4f18cda7d2a8c8b32725bb8f516f17a83972139d7f3ed
[INFO] running `Command { std: "docker" "start" "-a" "0da3c887407fd3a5f1d4f18cda7d2a8c8b32725bb8f516f17a83972139d7f3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0da3c887407fd3a5f1d4f18cda7d2a8c8b32725bb8f516f17a83972139d7f3ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0da3c887407fd3a5f1d4f18cda7d2a8c8b32725bb8f516f17a83972139d7f3ed", kill_on_drop: false }`
[INFO] [stdout] 0da3c887407fd3a5f1d4f18cda7d2a8c8b32725bb8f516f17a83972139d7f3ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3b873157f47cfba3bd1136e7766bdfb04566fd731b3ff74bff083401db7f326
[INFO] running `Command { std: "docker" "start" "-a" "e3b873157f47cfba3bd1136e7766bdfb04566fd731b3ff74bff083401db7f326", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-matching-bracket v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "e3b873157f47cfba3bd1136e7766bdfb04566fd731b3ff74bff083401db7f326", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3b873157f47cfba3bd1136e7766bdfb04566fd731b3ff74bff083401db7f326", kill_on_drop: false }`
[INFO] [stdout] e3b873157f47cfba3bd1136e7766bdfb04566fd731b3ff74bff083401db7f326
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45fe735aa29acadcd233ce6f20539949728055ca81edec80f91d5de6be579b5a
[INFO] running `Command { std: "docker" "start" "-a" "45fe735aa29acadcd233ce6f20539949728055ca81edec80f91d5de6be579b5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-matching-bracket v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "45fe735aa29acadcd233ce6f20539949728055ca81edec80f91d5de6be579b5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45fe735aa29acadcd233ce6f20539949728055ca81edec80f91d5de6be579b5a", kill_on_drop: false }`
[INFO] [stdout] 45fe735aa29acadcd233ce6f20539949728055ca81edec80f91d5de6be579b5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f03b5afbd3e0c7eb69713bb91918f4965f0d2c0bc2784963d140f2bfe6d231bf
[INFO] running `Command { std: "docker" "start" "-a" "f03b5afbd3e0c7eb69713bb91918f4965f0d2c0bc2784963d140f2bfe6d231bf", 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/find_matching_bracket-523f7b538545925e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_find_matching_bracket::test_curly_braces ... ok
[INFO] [stdout] test test_find_matching_bracket::test_edge_cases ... ok
[INFO] [stdout] test test_find_matching_bracket::test_nested_brackets ... ok
[INFO] [stdout] test test_find_matching_bracket::test_no_matching_bracket ... ok
[INFO] [stdout] test test_find_matching_bracket::test_parentheses ... ok
[INFO] [stdout] test test_find_matching_bracket::test_unicode_characters ... ok
[INFO] [stdout] test test_find_matching_bracket::test_square_brackets ... ok
[INFO] [stderr]    Doc-tests find_matching_bracket
[INFO] [stdout] test test_find_matching_bracket::test_large_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "f03b5afbd3e0c7eb69713bb91918f4965f0d2c0bc2784963d140f2bfe6d231bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03b5afbd3e0c7eb69713bb91918f4965f0d2c0bc2784963d140f2bfe6d231bf", kill_on_drop: false }`
[INFO] [stdout] f03b5afbd3e0c7eb69713bb91918f4965f0d2c0bc2784963d140f2bfe6d231bf