[INFO] fetching crate file_indexing 0.4.0...
[INFO] testing file_indexing-0.4.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate file_indexing 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate file_indexing 0.4.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate file_indexing 0.4.0
[INFO] finished tweaking crates.io crate file_indexing 0.4.0
[INFO] tweaked toml for crates.io crate file_indexing 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate file_indexing 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61574587299bf7b78083e7fafe4b94ea8396fd1fb2c8a832d86791b992d71d5b
[INFO] running `Command { std: "docker" "start" "-a" "61574587299bf7b78083e7fafe4b94ea8396fd1fb2c8a832d86791b992d71d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61574587299bf7b78083e7fafe4b94ea8396fd1fb2c8a832d86791b992d71d5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61574587299bf7b78083e7fafe4b94ea8396fd1fb2c8a832d86791b992d71d5b", kill_on_drop: false }`
[INFO] [stdout] 61574587299bf7b78083e7fafe4b94ea8396fd1fb2c8a832d86791b992d71d5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87d26c3c0d9d1f91e08d2bb943d6183b16e2c1b1e0d0c5dfeea90e5afea5a5c7
[INFO] running `Command { std: "docker" "start" "-a" "87d26c3c0d9d1f91e08d2bb943d6183b16e2c1b1e0d0c5dfeea90e5afea5a5c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_indexing v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |       f.rotate(2);
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "87d26c3c0d9d1f91e08d2bb943d6183b16e2c1b1e0d0c5dfeea90e5afea5a5c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87d26c3c0d9d1f91e08d2bb943d6183b16e2c1b1e0d0c5dfeea90e5afea5a5c7", kill_on_drop: false }`
[INFO] [stdout] 87d26c3c0d9d1f91e08d2bb943d6183b16e2c1b1e0d0c5dfeea90e5afea5a5c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aeeaa5243f0aa5fd28e103be1bb33aa4dcbb3ce1006edb482081edd16ef5f57
[INFO] running `Command { std: "docker" "start" "-a" "7aeeaa5243f0aa5fd28e103be1bb33aa4dcbb3ce1006edb482081edd16ef5f57", kill_on_drop: false }`
[INFO] [stderr]    Compiling file_indexing v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:38:7
[INFO] [stdout]    |
[INFO] [stdout] 38 |       f.rotate(2);
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "7aeeaa5243f0aa5fd28e103be1bb33aa4dcbb3ce1006edb482081edd16ef5f57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aeeaa5243f0aa5fd28e103be1bb33aa4dcbb3ce1006edb482081edd16ef5f57", kill_on_drop: false }`
[INFO] [stdout] 7aeeaa5243f0aa5fd28e103be1bb33aa4dcbb3ce1006edb482081edd16ef5f57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b81b327e777777fe60e4f5495db0126ea659beb6b90ffa5840ea43db696e0715
[INFO] running `Command { std: "docker" "start" "-a" "b81b327e777777fe60e4f5495db0126ea659beb6b90ffa5840ea43db696e0715", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:38:7
[INFO] [stderr]    |
[INFO] [stderr] 38 |       f.rotate(2);
[INFO] [stderr]    |       ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `file_indexing` (bin "file_indexing" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_indexing-de01602152df1c96)
[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]      Running unittests (/opt/rustwide/target/debug/deps/file_indexing-7b0780bbc362aeb2)
[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 file_indexing
[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" "b81b327e777777fe60e4f5495db0126ea659beb6b90ffa5840ea43db696e0715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81b327e777777fe60e4f5495db0126ea659beb6b90ffa5840ea43db696e0715", kill_on_drop: false }`
[INFO] [stdout] b81b327e777777fe60e4f5495db0126ea659beb6b90ffa5840ea43db696e0715