[INFO] cloning repository https://github.com/JoshGendein/rust-git
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JoshGendein/rust-git" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshGendein%2Frust-git", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshGendein%2Frust-git'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e7ff9526107778795b6c0a23298b1df8a15e6f2
[INFO] checking JoshGendein/rust-git against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoshGendein%2Frust-git" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JoshGendein/rust-git on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JoshGendein/rust-git
[INFO] finished tweaking git repo https://github.com/JoshGendein/rust-git
[INFO] tweaked toml for git repo https://github.com/JoshGendein/rust-git written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/JoshGendein/rust-git already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 615fd6d49f97c6dd7515aabdad304de326aadf56604c2f3c93b82d96ab9ce54e
[INFO] running `Command { std: "docker" "start" "-a" "615fd6d49f97c6dd7515aabdad304de326aadf56604c2f3c93b82d96ab9ce54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "615fd6d49f97c6dd7515aabdad304de326aadf56604c2f3c93b82d96ab9ce54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615fd6d49f97c6dd7515aabdad304de326aadf56604c2f3c93b82d96ab9ce54e", kill_on_drop: false }`
[INFO] [stdout] 615fd6d49f97c6dd7515aabdad304de326aadf56604c2f3c93b82d96ab9ce54e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51ded8d850d86d0f08490dc75b8df516c2ea6951d0a9b181f38479de0aa5f8c1
[INFO] running `Command { std: "docker" "start" "-a" "51ded8d850d86d0f08490dc75b8df516c2ea6951d0a9b181f38479de0aa5f8c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking gitr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `InvalidCommit`
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InvalidCommit,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidCommit`
[INFO] [stdout]  --> src/error.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InvalidCommit,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
[INFO] running `Command { std: "docker" "inspect" "51ded8d850d86d0f08490dc75b8df516c2ea6951d0a9b181f38479de0aa5f8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ded8d850d86d0f08490dc75b8df516c2ea6951d0a9b181f38479de0aa5f8c1", kill_on_drop: false }`
[INFO] [stdout] 51ded8d850d86d0f08490dc75b8df516c2ea6951d0a9b181f38479de0aa5f8c1