[INFO] cloning repository https://github.com/danzel-py/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danzel-py/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzel-py%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzel-py%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d10558ecff857bd8ec85207aa699af0cb1753b9
[INFO] testing danzel-py/minigrep against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanzel-py%2Fminigrep" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danzel-py/minigrep on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danzel-py/minigrep
[INFO] finished tweaking git repo https://github.com/danzel-py/minigrep
[INFO] tweaked toml for git repo https://github.com/danzel-py/minigrep written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/danzel-py/minigrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5ca7d343e33dce69e84b99fac0b2f42f77e4872efe87ccf395bebde0253b6d9
[INFO] running `Command { std: "docker" "start" "-a" "a5ca7d343e33dce69e84b99fac0b2f42f77e4872efe87ccf395bebde0253b6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5ca7d343e33dce69e84b99fac0b2f42f77e4872efe87ccf395bebde0253b6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ca7d343e33dce69e84b99fac0b2f42f77e4872efe87ccf395bebde0253b6d9", kill_on_drop: false }`
[INFO] [stdout] a5ca7d343e33dce69e84b99fac0b2f42f77e4872efe87ccf395bebde0253b6d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 630ee35c3b743ff2e340dd4d2c425c3895cd190e13cb5b663fb3a44fcd763a13
[INFO] running `Command { std: "docker" "start" "-a" "630ee35c3b743ff2e340dd4d2c425c3895cd190e13cb5b663fb3a44fcd763a13", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]  --> src/main.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let query = &args[1];
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]  --> src/main.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |   let filename = &args[2];
[INFO] [stdout]   |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.31s
[INFO] running `Command { std: "docker" "inspect" "630ee35c3b743ff2e340dd4d2c425c3895cd190e13cb5b663fb3a44fcd763a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630ee35c3b743ff2e340dd4d2c425c3895cd190e13cb5b663fb3a44fcd763a13", kill_on_drop: false }`
[INFO] [stdout] 630ee35c3b743ff2e340dd4d2c425c3895cd190e13cb5b663fb3a44fcd763a13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b8e74abd6ba39917a91576fb3993efaafa7c2bb803c2c60f23cb04076dd8225
[INFO] running `Command { std: "docker" "start" "-a" "0b8e74abd6ba39917a91576fb3993efaafa7c2bb803c2c60f23cb04076dd8225", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `query`
[INFO] [stdout]  --> src/main.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 |   let query = &args[1];
[INFO] [stdout]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]  --> src/main.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 |   let filename = &args[2];
[INFO] [stdout]   |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "0b8e74abd6ba39917a91576fb3993efaafa7c2bb803c2c60f23cb04076dd8225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b8e74abd6ba39917a91576fb3993efaafa7c2bb803c2c60f23cb04076dd8225", kill_on_drop: false }`
[INFO] [stdout] 0b8e74abd6ba39917a91576fb3993efaafa7c2bb803c2c60f23cb04076dd8225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8c0d81c821b6ddf609c45e1574e95403b7f39b16fd205a831819c48d9746923
[INFO] running `Command { std: "docker" "start" "-a" "c8c0d81c821b6ddf609c45e1574e95403b7f39b16fd205a831819c48d9746923", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `query`
[INFO] [stderr]  --> src/main.rs:6:7
[INFO] [stderr]   |
[INFO] [stderr] 6 |   let query = &args[1];
[INFO] [stderr]   |       ^^^^^ help: if this is intentional, prefix it with an underscore: `_query`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]  --> src/main.rs:7:7
[INFO] [stderr]   |
[INFO] [stderr] 7 |   let filename = &args[2];
[INFO] [stderr]   |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep` (bin "minigrep" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep-2524de829490fe61)
[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" "c8c0d81c821b6ddf609c45e1574e95403b7f39b16fd205a831819c48d9746923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c0d81c821b6ddf609c45e1574e95403b7f39b16fd205a831819c48d9746923", kill_on_drop: false }`
[INFO] [stdout] c8c0d81c821b6ddf609c45e1574e95403b7f39b16fd205a831819c48d9746923