[INFO] fetching crate data_reader 0.4.0...
[INFO] testing data_reader-0.4.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate data_reader 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate data_reader 0.4.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data_reader 0.4.0
[INFO] finished tweaking crates.io crate data_reader 0.4.0
[INFO] tweaked toml for crates.io crate data_reader 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fast-float v0.2.0
[INFO] [stderr]   Downloaded lexical v5.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49807b987705a314bea823016aae9bc60b1db1f0d6120339961cd2a3c7dee41a
[INFO] running `Command { std: "docker" "start" "-a" "49807b987705a314bea823016aae9bc60b1db1f0d6120339961cd2a3c7dee41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49807b987705a314bea823016aae9bc60b1db1f0d6120339961cd2a3c7dee41a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49807b987705a314bea823016aae9bc60b1db1f0d6120339961cd2a3c7dee41a", kill_on_drop: false }`
[INFO] [stdout] 49807b987705a314bea823016aae9bc60b1db1f0d6120339961cd2a3c7dee41a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fd85cd774939418c4eef6c875a1964f5c54c97b5381708e2f5c6ef484d906d6
[INFO] running `Command { std: "docker" "start" "-a" "3fd85cd774939418c4eef6c875a1964f5c54c97b5381708e2f5c6ef484d906d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling fast-float v0.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling data_reader v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/reader/parser.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         None => (num_lines - sk_h - sk_f),
[INFO] [stdout]     |                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -         None => (num_lines - sk_h - sk_f),
[INFO] [stdout] 131 +         None => num_lines - sk_h - sk_f,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "3fd85cd774939418c4eef6c875a1964f5c54c97b5381708e2f5c6ef484d906d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd85cd774939418c4eef6c875a1964f5c54c97b5381708e2f5c6ef484d906d6", kill_on_drop: false }`
[INFO] [stdout] 3fd85cd774939418c4eef6c875a1964f5c54c97b5381708e2f5c6ef484d906d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2431b6f33f22db1cbd03bbb0d151c89e51262c8a21572fa2877f55dc7581fe29
[INFO] running `Command { std: "docker" "start" "-a" "2431b6f33f22db1cbd03bbb0d151c89e51262c8a21572fa2877f55dc7581fe29", kill_on_drop: false }`
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/reader/parser.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         None => (num_lines - sk_h - sk_f),
[INFO] [stdout]     |                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -         None => (num_lines - sk_h - sk_f),
[INFO] [stdout] 131 +         None => num_lines - sk_h - sk_f,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling data_reader v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/reader/parser.rs:131:17
[INFO] [stdout]     |
[INFO] [stdout] 131 |         None => (num_lines - sk_h - sk_f),
[INFO] [stdout]     |                 ^                       ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 131 -         None => (num_lines - sk_h - sk_f),
[INFO] [stdout] 131 +         None => num_lines - sk_h - sk_f,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "2431b6f33f22db1cbd03bbb0d151c89e51262c8a21572fa2877f55dc7581fe29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2431b6f33f22db1cbd03bbb0d151c89e51262c8a21572fa2877f55dc7581fe29", kill_on_drop: false }`
[INFO] [stdout] 2431b6f33f22db1cbd03bbb0d151c89e51262c8a21572fa2877f55dc7581fe29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0202daa10c1ac506363229b967a15c773831785ddaf5b8ecb54df7eddd34e912
[INFO] running `Command { std: "docker" "start" "-a" "0202daa10c1ac506363229b967a15c773831785ddaf5b8ecb54df7eddd34e912", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/reader/parser.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |         None => (num_lines - sk_h - sk_f),
[INFO] [stderr]     |                 ^                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 -         None => (num_lines - sk_h - sk_f),
[INFO] [stderr] 131 +         None => num_lines - sk_h - sk_f,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `data_reader` (lib) generated 1 warning (run `cargo fix --lib -p data_reader` to apply 1 suggestion)
[INFO] [stderr] warning: `data_reader` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/data_reader-7f2637cccce40a78)
[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 data_reader
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> /opt/rustwide/workdir/src/reader/parser.rs:131:17
[INFO] [stderr]     |
[INFO] [stderr] 131 |         None => (num_lines - sk_h - sk_f),
[INFO] [stderr]     |                 ^                       ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 131 -         None => (num_lines - sk_h - sk_f),
[INFO] [stderr] 131 +         None => num_lines - sk_h - sk_f,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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" "0202daa10c1ac506363229b967a15c773831785ddaf5b8ecb54df7eddd34e912", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0202daa10c1ac506363229b967a15c773831785ddaf5b8ecb54df7eddd34e912", kill_on_drop: false }`
[INFO] [stdout] 0202daa10c1ac506363229b967a15c773831785ddaf5b8ecb54df7eddd34e912
