[INFO] cloning repository https://github.com/ajayrwarrier/Simple-Calculator-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ajayrwarrier/Simple-Calculator-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc42467936abf25bf645a1455fe5019fad90b658
[INFO] checking ajayrwarrier/Simple-Calculator-Rust against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust
[INFO] finished tweaking git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust
[INFO] tweaked toml for git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust 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" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] checking ajayrwarrier/Simple-Calculator-Rust against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] [stderr] fatal: sha1 file '/workspace/builds/worker-4-tc2/source/.git/index.lock' write error. Out of diskspace
[INFO] [stderr] warning: Clone succeeded, but checkout failed.
[INFO] [stderr] You can inspect what was checked out with 'git status'
[INFO] [stderr] and retry with 'git restore --source=HEAD :/'
[INFO] [stderr] 
[INFO] checking ajayrwarrier/Simple-Calculator-Rust against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'remote.origin.fetch' to '+refs/heads/*:refs/remotes/origin/*'
[INFO] checking ajayrwarrier/Simple-Calculator-Rust against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-4-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.filemode' to 'true'
[INFO] checking ajayrwarrier/Simple-Calculator-Rust against try#cd420d8bda33494ba3cc45048d5f067484a32b94 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fajayrwarrier%2FSimple-Calculator-Rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust on toolchain cd420d8bda33494ba3cc45048d5f067484a32b94
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust
[INFO] finished tweaking git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust
[INFO] tweaked toml for git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ajayrwarrier/Simple-Calculator-Rust 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" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 213d0a8d9559e2550e01bf99f249eb0d0bfafe3725660758ca35e26769dff8b8
[INFO] running `Command { std: "docker" "start" "-a" "213d0a8d9559e2550e01bf99f249eb0d0bfafe3725660758ca35e26769dff8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "213d0a8d9559e2550e01bf99f249eb0d0bfafe3725660758ca35e26769dff8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213d0a8d9559e2550e01bf99f249eb0d0bfafe3725660758ca35e26769dff8b8", kill_on_drop: false }`
[INFO] [stdout] 213d0a8d9559e2550e01bf99f249eb0d0bfafe3725660758ca35e26769dff8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+cd420d8bda33494ba3cc45048d5f067484a32b94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46267280c0d3409eecf27d3cbd2b0336a05862a48a0be8cf96f98cf19df28c0a
[INFO] running `Command { std: "docker" "start" "-a" "46267280c0d3409eecf27d3cbd2b0336a05862a48a0be8cf96f98cf19df28c0a", kill_on_drop: false }`
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "46267280c0d3409eecf27d3cbd2b0336a05862a48a0be8cf96f98cf19df28c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46267280c0d3409eecf27d3cbd2b0336a05862a48a0be8cf96f98cf19df28c0a", kill_on_drop: false }`
[INFO] [stdout] 46267280c0d3409eecf27d3cbd2b0336a05862a48a0be8cf96f98cf19df28c0a