[INFO] updating cached repository https://github.com/ArkArk/gitark [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 19b3c79fe2be0096787440b6718e4b8c4e0c945b [INFO] checking ArkArk/gitark against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArkArk%2Fgitark" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ArkArk/gitark on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ArkArk/gitark [INFO] finished tweaking git repo https://github.com/ArkArk/gitark [INFO] tweaked toml for git repo https://github.com/ArkArk/gitark written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/ArkArk/gitark already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 56a7cdababd0d09f521b6ad0e24905071714aec6fa12490db25b5635c0149e4a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "56a7cdababd0d09f521b6ad0e24905071714aec6fa12490db25b5635c0149e4a"` [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking gitark v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/command/init.rs:32:40 [INFO] [stderr] | [INFO] [stderr] 32 | Err(e) => println!("{}", e.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `type_name` [INFO] [stderr] --> src/command/cat_file.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let type_name = matches.value_of("type").unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/command/cat_file.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | repo.load_object(object_name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stderr] --> src/command/init.rs:32:40 [INFO] [stderr] | [INFO] [stderr] 32 | Err(e) => println!("{}", e.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `type_name` [INFO] [stderr] --> src/command/cat_file.rs:18:13 [INFO] [stderr] | [INFO] [stderr] 18 | let type_name = matches.value_of("type").unwrap(); [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_type_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/command/cat_file.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | repo.load_object(object_name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.09s [INFO] running `"docker" "inspect" "56a7cdababd0d09f521b6ad0e24905071714aec6fa12490db25b5635c0149e4a"` [INFO] running `"docker" "rm" "-f" "56a7cdababd0d09f521b6ad0e24905071714aec6fa12490db25b5635c0149e4a"` [INFO] [stdout] 56a7cdababd0d09f521b6ad0e24905071714aec6fa12490db25b5635c0149e4a