[INFO] cloning repository https://github.com/zechfron12/rust-cli-tool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zechfron12/rust-cli-tool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzechfron12%2Frust-cli-tool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzechfron12%2Frust-cli-tool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 543d09daffdcfffd7922eb2a3f6c3341b9233aff
[INFO] building zechfron12/rust-cli-tool against try#dd06aa59b9c8562b8b5652c638defc5836c326d0 for pr-137044-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzechfron12%2Frust-cli-tool" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zechfron12/rust-cli-tool on toolchain dd06aa59b9c8562b8b5652c638defc5836c326d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zechfron12/rust-cli-tool
[INFO] finished tweaking git repo https://github.com/zechfron12/rust-cli-tool
[INFO] tweaked toml for git repo https://github.com/zechfron12/rust-cli-tool written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/zechfron12/rust-cli-tool 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" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3117bdbc52b2302f621aacdeb58ba231cbb43cbc6b5c0dcfdb0f14133cea1f96
[INFO] running `Command { std: "docker" "start" "-a" "3117bdbc52b2302f621aacdeb58ba231cbb43cbc6b5c0dcfdb0f14133cea1f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3117bdbc52b2302f621aacdeb58ba231cbb43cbc6b5c0dcfdb0f14133cea1f96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3117bdbc52b2302f621aacdeb58ba231cbb43cbc6b5c0dcfdb0f14133cea1f96", kill_on_drop: false }`
[INFO] [stdout] 3117bdbc52b2302f621aacdeb58ba231cbb43cbc6b5c0dcfdb0f14133cea1f96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4cfe93ede55fc237b82e2aab0dd14949beb19c0019604c9d6550d1a0b6e162d
[INFO] running `Command { std: "docker" "start" "-a" "d4cfe93ede55fc237b82e2aab0dd14949beb19c0019604c9d6550d1a0b6e162d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cli-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/command/execute.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn grep(args: &[String]) -> Result<(), String> {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "d4cfe93ede55fc237b82e2aab0dd14949beb19c0019604c9d6550d1a0b6e162d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4cfe93ede55fc237b82e2aab0dd14949beb19c0019604c9d6550d1a0b6e162d", kill_on_drop: false }`
[INFO] [stdout] d4cfe93ede55fc237b82e2aab0dd14949beb19c0019604c9d6550d1a0b6e162d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+dd06aa59b9c8562b8b5652c638defc5836c326d0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caf115057a9c19f2990b0f8295c98ce66437b324eff1458b58e55fb57a8a568e
[INFO] running `Command { std: "docker" "start" "-a" "caf115057a9c19f2990b0f8295c98ce66437b324eff1458b58e55fb57a8a568e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cli-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/command/execute.rs:91:13
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn grep(args: &[String]) -> Result<(), String> {
[INFO] [stdout]    |             ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "caf115057a9c19f2990b0f8295c98ce66437b324eff1458b58e55fb57a8a568e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf115057a9c19f2990b0f8295c98ce66437b324eff1458b58e55fb57a8a568e", kill_on_drop: false }`
[INFO] [stdout] caf115057a9c19f2990b0f8295c98ce66437b324eff1458b58e55fb57a8a568e