[INFO] cloning repository https://github.com/kelvinkirima014/tropegrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kelvinkirima014/tropegrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Ftropegrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Ftropegrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2cfbba56791ebf35246a676ebb0e2e616a047885 [INFO] testing kelvinkirima014/tropegrep against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkelvinkirima014%2Ftropegrep" "/workspace/builds/worker-105/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kelvinkirima014/tropegrep on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kelvinkirima014/tropegrep [INFO] finished tweaking git repo https://github.com/kelvinkirima014/tropegrep [INFO] tweaked toml for git repo https://github.com/kelvinkirima014/tropegrep written to /workspace/builds/worker-105/source/Cargo.toml [INFO] crate git repo https://github.com/kelvinkirima014/tropegrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6085e8b178fd337cb1f14642761d52112e4bd1db15a1c039b842139a51c96671 [INFO] running `Command { std: "docker" "start" "-a" "6085e8b178fd337cb1f14642761d52112e4bd1db15a1c039b842139a51c96671", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6085e8b178fd337cb1f14642761d52112e4bd1db15a1c039b842139a51c96671", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6085e8b178fd337cb1f14642761d52112e4bd1db15a1c039b842139a51c96671", kill_on_drop: false }` [INFO] [stdout] 6085e8b178fd337cb1f14642761d52112e4bd1db15a1c039b842139a51c96671 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1cb2dc660825fe9b29e0f444844ad2c98209d8a9bed0830c027a6da760f5aca9 [INFO] running `Command { std: "docker" "start" "-a" "1cb2dc660825fe9b29e0f444844ad2c98209d8a9bed0830c027a6da760f5aca9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tropegrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let contents = fs::read_to_string(config.filename)?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | let config = Config::new(&args).unwrap_or_else(|err| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | if let Err(e) = tropegrep::run (config) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "1cb2dc660825fe9b29e0f444844ad2c98209d8a9bed0830c027a6da760f5aca9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1cb2dc660825fe9b29e0f444844ad2c98209d8a9bed0830c027a6da760f5aca9", kill_on_drop: false }` [INFO] [stdout] 1cb2dc660825fe9b29e0f444844ad2c98209d8a9bed0830c027a6da760f5aca9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2aa0f0177fd2036358d1bc52e8b7078b59d5b11d12a99951c6b7051606aeb6ce [INFO] running `Command { std: "docker" "start" "-a" "2aa0f0177fd2036358d1bc52e8b7078b59d5b11d12a99951c6b7051606aeb6ce", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let contents = fs::read_to_string(config.filename)?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tropegrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:10:53 [INFO] [stdout] | [INFO] [stdout] 10 | let config = Config::new(&args).unwrap_or_else(|err| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `contents` [INFO] [stdout] --> src/lib.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | let contents = fs::read_to_string(config.filename)?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:15:16 [INFO] [stdout] | [INFO] [stdout] 15 | if let Err(e) = tropegrep::run (config) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "2aa0f0177fd2036358d1bc52e8b7078b59d5b11d12a99951c6b7051606aeb6ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2aa0f0177fd2036358d1bc52e8b7078b59d5b11d12a99951c6b7051606aeb6ce", kill_on_drop: false }` [INFO] [stdout] 2aa0f0177fd2036358d1bc52e8b7078b59d5b11d12a99951c6b7051606aeb6ce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 786ea21c9db8e518390b3fcf31db60ce1a6916bee2ddddfd49836e625a584ea6 [INFO] running `Command { std: "docker" "start" "-a" "786ea21c9db8e518390b3fcf31db60ce1a6916bee2ddddfd49836e625a584ea6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused variable: `contents` [INFO] [stderr] --> src/lib.rs:23:6 [INFO] [stderr] | [INFO] [stderr] 23 | let contents = fs::read_to_string(config.filename)?; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_contents` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `tropegrep` (lib) generated 1 warning [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:10:53 [INFO] [stderr] | [INFO] [stderr] 10 | let config = Config::new(&args).unwrap_or_else(|err| { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:15:16 [INFO] [stderr] | [INFO] [stderr] 15 | if let Err(e) = tropegrep::run (config) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: `tropegrep` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: `tropegrep` (bin "tropegrep" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.63s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/tropegrep-807c079283058901) [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/tropegrep-9ea7c59924c3c6ac) [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 tropegrep [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" "786ea21c9db8e518390b3fcf31db60ce1a6916bee2ddddfd49836e625a584ea6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "786ea21c9db8e518390b3fcf31db60ce1a6916bee2ddddfd49836e625a584ea6", kill_on_drop: false }` [INFO] [stdout] 786ea21c9db8e518390b3fcf31db60ce1a6916bee2ddddfd49836e625a584ea6