[INFO] fetching crate okay-loc 0.1.0...
[INFO] testing okay-loc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate okay-loc 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate okay-loc 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate okay-loc 0.1.0
[INFO] finished tweaking crates.io crate okay-loc 0.1.0
[INFO] tweaked toml for crates.io crate okay-loc 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate okay-loc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b81cf56d309ce01d6d4281eef62afd456ca3cbfb13a77be3e6682e9441d11ae6
[INFO] running `Command { std: "docker" "start" "-a" "b81cf56d309ce01d6d4281eef62afd456ca3cbfb13a77be3e6682e9441d11ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b81cf56d309ce01d6d4281eef62afd456ca3cbfb13a77be3e6682e9441d11ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81cf56d309ce01d6d4281eef62afd456ca3cbfb13a77be3e6682e9441d11ae6", kill_on_drop: false }`
[INFO] [stdout] b81cf56d309ce01d6d4281eef62afd456ca3cbfb13a77be3e6682e9441d11ae6
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e7a1886a288bdb59938f037ad2467cdcb6bf1447c7968f8d56f3c45ea3ca188
[INFO] running `Command { std: "docker" "start" "-a" "6e7a1886a288bdb59938f037ad2467cdcb6bf1447c7968f8d56f3c45ea3ca188", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling gitignore v1.0.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling okay-loc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ops;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::ops::Add;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     if (details) {
[INFO] [stdout]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     if (details)
[INFO] [stdout]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ee`
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 Err(ee)=>{}
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_ee`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:175:12
[INFO] [stdout]     |
[INFO] [stdout] 175 |         Ok(res)=>{},
[INFO] [stdout]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             excludor.append_gitignore(&dir_el.path());
[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.85s
[INFO] running `Command { std: "docker" "inspect" "6e7a1886a288bdb59938f037ad2467cdcb6bf1447c7968f8d56f3c45ea3ca188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7a1886a288bdb59938f037ad2467cdcb6bf1447c7968f8d56f3c45ea3ca188", kill_on_drop: false }`
[INFO] [stdout] 6e7a1886a288bdb59938f037ad2467cdcb6bf1447c7968f8d56f3c45ea3ca188
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d622281a9408020bee26cab546d2390b315825699a77701d9a7585a051505897
[INFO] running `Command { std: "docker" "start" "-a" "d622281a9408020bee26cab546d2390b315825699a77701d9a7585a051505897", kill_on_drop: false }`
[INFO] [stderr]    Compiling okay-loc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::ops;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::ops::Add;
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 |     if (details) {
[INFO] [stdout]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 |     if (details)
[INFO] [stdout]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ee`
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 Err(ee)=>{}
[INFO] [stdout]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_ee`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/main.rs:175:12
[INFO] [stdout]     |
[INFO] [stdout] 175 |         Ok(res)=>{},
[INFO] [stdout]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             excludor.append_gitignore(&dir_el.path());
[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: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "d622281a9408020bee26cab546d2390b315825699a77701d9a7585a051505897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d622281a9408020bee26cab546d2390b315825699a77701d9a7585a051505897", kill_on_drop: false }`
[INFO] [stdout] d622281a9408020bee26cab546d2390b315825699a77701d9a7585a051505897
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 90eaec99cd958b7342bef96ae444a65d003cd2858a5135b0ceb89e837e45c7e1
[INFO] running `Command { std: "docker" "start" "-a" "90eaec99cd958b7342bef96ae444a65d003cd2858a5135b0ceb89e837e45c7e1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::ops`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 15 | use std::ops;
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]   --> src/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | use std::ops::Add;
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:44:8
[INFO] [stderr]    |
[INFO] [stderr] 44 |     if (details) {
[INFO] [stderr]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/main.rs:76:8
[INFO] [stderr]    |
[INFO] [stderr] 76 |     if (details)
[INFO] [stderr]    |        ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ee`
[INFO] [stderr]    --> src/main.rs:124:21
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 Err(ee)=>{}
[INFO] [stderr]     |                     ^^ help: if this is intentional, prefix it with an underscore: `_ee`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/main.rs:175:12
[INFO] [stderr]     |
[INFO] [stderr] 175 |         Ok(res)=>{},
[INFO] [stderr]     |            ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             excludor.append_gitignore(&dir_el.path());
[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: `okay-loc` (bin "okay-loc" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/okay_loc-b7af357884fade9e)
[INFO] running `Command { std: "docker" "inspect" "90eaec99cd958b7342bef96ae444a65d003cd2858a5135b0ceb89e837e45c7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90eaec99cd958b7342bef96ae444a65d003cd2858a5135b0ceb89e837e45c7e1", kill_on_drop: false }`
[INFO] [stdout] 90eaec99cd958b7342bef96ae444a65d003cd2858a5135b0ceb89e837e45c7e1