[INFO] cloning repository https://github.com/guydunigo/remove_old_arch_pkgs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guydunigo/remove_old_arch_pkgs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguydunigo%2Fremove_old_arch_pkgs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguydunigo%2Fremove_old_arch_pkgs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25b95d9e10a150ee02dfbbb2f8b3f4e46319a9ba
[INFO] checking guydunigo/remove_old_arch_pkgs against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguydunigo%2Fremove_old_arch_pkgs" "/workspace/builds/worker-85/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-85/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/guydunigo/remove_old_arch_pkgs on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/guydunigo/remove_old_arch_pkgs
[INFO] finished tweaking git repo https://github.com/guydunigo/remove_old_arch_pkgs
[INFO] tweaked toml for git repo https://github.com/guydunigo/remove_old_arch_pkgs written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate git repo https://github.com/guydunigo/remove_old_arch_pkgs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bbbaba0b79da01f31726f3811930923e9ab0271caa0c4cd23a8411af70eb1ad
[INFO] running `Command { std: "docker" "start" "-a" "2bbbaba0b79da01f31726f3811930923e9ab0271caa0c4cd23a8411af70eb1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bbbaba0b79da01f31726f3811930923e9ab0271caa0c4cd23a8411af70eb1ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbbaba0b79da01f31726f3811930923e9ab0271caa0c4cd23a8411af70eb1ad", kill_on_drop: false }`
[INFO] [stdout] 2bbbaba0b79da01f31726f3811930923e9ab0271caa0c4cd23a8411af70eb1ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3997f918a2b5302d5b826191e8f1a84bd835b8b579b7846f4fc17a13d6870cd6
[INFO] running `Command { std: "docker" "start" "-a" "3997f918a2b5302d5b826191e8f1a84bd835b8b579b7846f4fc17a13d6870cd6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking version-compare v0.0.11
[INFO] [stderr]     Checking remove_old_arch_pkgs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]    --> src/package.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn extract_name_version(file_name: &str) -> Result<(String, String), (PackageParseError, String)> {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file_name`
[INFO] [stdout]    --> src/package.rs:150:25
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn extract_name_version(file_name: &str) -> Result<(String, String), (PackageParseError, String)> {
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_file_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoPackageName`
[INFO] [stdout]   --> src/package.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NoPackageName,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoPackageName`
[INFO] [stdout]   --> src/package.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     NoPackageName,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.47s
[INFO] running `Command { std: "docker" "inspect" "3997f918a2b5302d5b826191e8f1a84bd835b8b579b7846f4fc17a13d6870cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3997f918a2b5302d5b826191e8f1a84bd835b8b579b7846f4fc17a13d6870cd6", kill_on_drop: false }`
[INFO] [stdout] 3997f918a2b5302d5b826191e8f1a84bd835b8b579b7846f4fc17a13d6870cd6