[INFO] fetching crate text_analyzer 0.1.1...
[INFO] testing text_analyzer-0.1.1 against 1.95.0 for beta-1.96-2
[INFO] extracting crate text_analyzer 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate text_analyzer 0.1.1
[INFO] finished tweaking crates.io crate text_analyzer 0.1.1
[INFO] tweaked toml for crates.io crate text_analyzer 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate text_analyzer 0.1.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate text_analyzer 0.1.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 293ad3a1b7d8da07f5f43639ed7250a42fdb70d9b2fd4a35a4face150f1acd85
[INFO] running `Command { std: "docker" "start" "-a" "293ad3a1b7d8da07f5f43639ed7250a42fdb70d9b2fd4a35a4face150f1acd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "293ad3a1b7d8da07f5f43639ed7250a42fdb70d9b2fd4a35a4face150f1acd85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "293ad3a1b7d8da07f5f43639ed7250a42fdb70d9b2fd4a35a4face150f1acd85", kill_on_drop: false }`
[INFO] [stdout] 293ad3a1b7d8da07f5f43639ed7250a42fdb70d9b2fd4a35a4face150f1acd85
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c2271656f92b74a74c9656f662db4e80cfb60336ce44b6e17ca1c6b1ff18384
[INFO] running `Command { std: "docker" "start" "-a" "1c2271656f92b74a74c9656f662db4e80cfb60336ce44b6e17ca1c6b1ff18384", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_analyzer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Some(x) => (array_pos = *x),
[INFO] [stdout]    |                        ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             Some(x) => (array_pos = *x),
[INFO] [stdout] 50 +             Some(x) => array_pos = *x,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stdout]    |                                 ^                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stdout] 53 +                     Some(_x) => return Err(String::from("Char map inserted the same error twice!")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "1c2271656f92b74a74c9656f662db4e80cfb60336ce44b6e17ca1c6b1ff18384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c2271656f92b74a74c9656f662db4e80cfb60336ce44b6e17ca1c6b1ff18384", kill_on_drop: false }`
[INFO] [stdout] 1c2271656f92b74a74c9656f662db4e80cfb60336ce44b6e17ca1c6b1ff18384
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a3fb9e12273016f6a1ac4378696ac3bced78b5cdb752bd09d2b616abc8763443
[INFO] running `Command { std: "docker" "start" "-a" "a3fb9e12273016f6a1ac4378696ac3bced78b5cdb752bd09d2b616abc8763443", kill_on_drop: false }`
[INFO] [stderr]    Compiling text_analyzer v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |             Some(x) => (array_pos = *x),
[INFO] [stdout]    |                        ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             Some(x) => (array_pos = *x),
[INFO] [stdout] 50 +             Some(x) => array_pos = *x,
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:53:33
[INFO] [stdout]    |
[INFO] [stdout] 53 |                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stdout]    |                                 ^                                                                   ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 53 -                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stdout] 53 +                     Some(_x) => return Err(String::from("Char map inserted the same error twice!")),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "a3fb9e12273016f6a1ac4378696ac3bced78b5cdb752bd09d2b616abc8763443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3fb9e12273016f6a1ac4378696ac3bced78b5cdb752bd09d2b616abc8763443", kill_on_drop: false }`
[INFO] [stdout] a3fb9e12273016f6a1ac4378696ac3bced78b5cdb752bd09d2b616abc8763443
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 726f9c3dae08c25a11c1d6c1fd2e488586755117a9fcb7a7ff9811a60e6470be
[INFO] running `Command { std: "docker" "start" "-a" "726f9c3dae08c25a11c1d6c1fd2e488586755117a9fcb7a7ff9811a60e6470be", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/main.rs:50:24
[INFO] [stderr]    |
[INFO] [stderr] 50 |             Some(x) => (array_pos = *x),
[INFO] [stderr]    |                        ^              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 50 -             Some(x) => (array_pos = *x),
[INFO] [stderr] 50 +             Some(x) => array_pos = *x,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]   --> src/main.rs:53:33
[INFO] [stderr]    |
[INFO] [stderr] 53 |                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stderr]    |                                 ^                                                                   ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 53 -                     Some(_x) => (return Err(String::from("Char map inserted the same error twice!"))),
[INFO] [stderr] 53 +                     Some(_x) => return Err(String::from("Char map inserted the same error twice!")),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `text_analyzer` (bin "text_analyzer" test) generated 2 warnings (run `cargo fix --bin "text_analyzer" -p text_analyzer --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/text_analyzer-204fbcd54f56b691)
[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" "726f9c3dae08c25a11c1d6c1fd2e488586755117a9fcb7a7ff9811a60e6470be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726f9c3dae08c25a11c1d6c1fd2e488586755117a9fcb7a7ff9811a60e6470be", kill_on_drop: false }`
[INFO] [stdout] 726f9c3dae08c25a11c1d6c1fd2e488586755117a9fcb7a7ff9811a60e6470be
