[INFO] fetching crate match_opt 0.1.3...
[INFO] testing match_opt-0.1.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate match_opt 0.1.3 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate match_opt 0.1.3
[INFO] finished tweaking crates.io crate match_opt 0.1.3
[INFO] tweaked toml for crates.io crate match_opt 0.1.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate match_opt 0.1.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate match_opt 0.1.3 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba472eb9f40bb60d689276569a07b0e45269569104985f104ec7dd6a95f51d50
[INFO] running `Command { std: "docker" "start" "-a" "ba472eb9f40bb60d689276569a07b0e45269569104985f104ec7dd6a95f51d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba472eb9f40bb60d689276569a07b0e45269569104985f104ec7dd6a95f51d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba472eb9f40bb60d689276569a07b0e45269569104985f104ec7dd6a95f51d50", kill_on_drop: false }`
[INFO] [stdout] ba472eb9f40bb60d689276569a07b0e45269569104985f104ec7dd6a95f51d50
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7330a1ccc930f3ec081ad3791d6f5592278e316be3e38a0d5723214d9e7ddf5b
[INFO] running `Command { std: "docker" "start" "-a" "7330a1ccc930f3ec081ad3791d6f5592278e316be3e38a0d5723214d9e7ddf5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling match_opt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "7330a1ccc930f3ec081ad3791d6f5592278e316be3e38a0d5723214d9e7ddf5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7330a1ccc930f3ec081ad3791d6f5592278e316be3e38a0d5723214d9e7ddf5b", kill_on_drop: false }`
[INFO] [stdout] 7330a1ccc930f3ec081ad3791d6f5592278e316be3e38a0d5723214d9e7ddf5b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2a042869f4fbebaa37dd94fb5be9c14567794329a1c4c6e61b084e5ebc1bfb
[INFO] running `Command { std: "docker" "start" "-a" "2c2a042869f4fbebaa37dd94fb5be9c14567794329a1c4c6e61b084e5ebc1bfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling match_opt v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "2c2a042869f4fbebaa37dd94fb5be9c14567794329a1c4c6e61b084e5ebc1bfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2a042869f4fbebaa37dd94fb5be9c14567794329a1c4c6e61b084e5ebc1bfb", kill_on_drop: false }`
[INFO] [stdout] 2c2a042869f4fbebaa37dd94fb5be9c14567794329a1c4c6e61b084e5ebc1bfb
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c522efd7b95e0117f82f4f3bf25297199ab312e8bb3ac3917a21b3affd66ce1
[INFO] running `Command { std: "docker" "start" "-a" "9c522efd7b95e0117f82f4f3bf25297199ab312e8bb3ac3917a21b3affd66ce1", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/match_opt-bf68b191bc356c16)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::cond_opt_positive_one ... ok
[INFO] [stdout] test tests::cond_opt_positive_several ... ok
[INFO] [stdout] test tests::cond_opt_positive_none ... ok
[INFO] [stdout] test tests::cond_opt_positive_many ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests match_opt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - match_opt (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.61s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c522efd7b95e0117f82f4f3bf25297199ab312e8bb3ac3917a21b3affd66ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c522efd7b95e0117f82f4f3bf25297199ab312e8bb3ac3917a21b3affd66ce1", kill_on_drop: false }`
[INFO] [stdout] 9c522efd7b95e0117f82f4f3bf25297199ab312e8bb3ac3917a21b3affd66ce1