[INFO] cloning repository https://github.com/indutny/append-multi-log [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/indutny/append-multi-log" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fappend-multi-log", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fappend-multi-log'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2169eb250dcd3477a1aabc9b72331e0597306b43 [INFO] testing indutny/append-multi-log against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Findutny%2Fappend-multi-log" "/workspace/builds/worker-110/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/indutny/append-multi-log on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/indutny/append-multi-log [INFO] finished tweaking git repo https://github.com/indutny/append-multi-log [INFO] tweaked toml for git repo https://github.com/indutny/append-multi-log written to /workspace/builds/worker-110/source/Cargo.toml [INFO] crate git repo https://github.com/indutny/append-multi-log already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 281b48b6c38760f78307b61156c712a784c02032e51bfd567e56c6f9427be52a [INFO] running `Command { std: "docker" "start" "-a" "281b48b6c38760f78307b61156c712a784c02032e51bfd567e56c6f9427be52a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "281b48b6c38760f78307b61156c712a784c02032e51bfd567e56c6f9427be52a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "281b48b6c38760f78307b61156c712a784c02032e51bfd567e56c6f9427be52a", kill_on_drop: false }` [INFO] [stdout] 281b48b6c38760f78307b61156c712a784c02032e51bfd567e56c6f9427be52a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 43794d974a329fd26cbfa58318da67a481986aed9d64d12859d3a1a80c910f32 [INFO] running `Command { std: "docker" "start" "-a" "43794d974a329fd26cbfa58318da67a481986aed9d64d12859d3a1a80c910f32", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling cfg-if v0.1.7 [INFO] [stderr] Compiling append-log v0.1.4-dev [INFO] [stderr] Compiling append-multi-log v0.1.0-dev (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:29:39 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/error.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `options` [INFO] [stdout] --> src/log.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | options: Options, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logs` [INFO] [stdout] --> src/log.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | logs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `log_count` [INFO] [stdout] --> src/log.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | log_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `log_path` [INFO] [stdout] --> src/log.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn log_path(path: &Path, index: usize) -> PathBuf { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.10s [INFO] running `Command { std: "docker" "inspect" "43794d974a329fd26cbfa58318da67a481986aed9d64d12859d3a1a80c910f32", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43794d974a329fd26cbfa58318da67a481986aed9d64d12859d3a1a80c910f32", kill_on_drop: false }` [INFO] [stdout] 43794d974a329fd26cbfa58318da67a481986aed9d64d12859d3a1a80c910f32 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 999617cf866b66f57f051b7deb4aa43d04f7887d0dab3afb08a1caa59379d03c [INFO] running `Command { std: "docker" "start" "-a" "999617cf866b66f57f051b7deb4aa43d04f7887d0dab3afb08a1caa59379d03c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.2 [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Compiling remove_dir_all v0.5.1 [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:29:39 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/error.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `options` [INFO] [stdout] --> src/log.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | options: Options, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logs` [INFO] [stdout] --> src/log.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | logs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `log_count` [INFO] [stdout] --> src/log.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | log_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `log_path` [INFO] [stdout] --> src/log.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | fn log_path(path: &Path, index: usize) -> PathBuf { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.3 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling tempfile v3.0.7 [INFO] [stderr] Compiling append-multi-log v0.1.0-dev (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `tempfile::tempdir` [INFO] [stdout] --> src/log.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | use tempfile::tempdir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:29:39 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/error.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | _ => write!(f, "{}", self.description()), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `path` [INFO] [stdout] --> src/log.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | path: PathBuf, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `options` [INFO] [stdout] --> src/log.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | options: Options, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `logs` [INFO] [stdout] --> src/log.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | logs: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `log_count` [INFO] [stdout] --> src/log.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | log_count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.06s [INFO] running `Command { std: "docker" "inspect" "999617cf866b66f57f051b7deb4aa43d04f7887d0dab3afb08a1caa59379d03c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "999617cf866b66f57f051b7deb4aa43d04f7887d0dab3afb08a1caa59379d03c", kill_on_drop: false }` [INFO] [stdout] 999617cf866b66f57f051b7deb4aa43d04f7887d0dab3afb08a1caa59379d03c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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=warn" "-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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c2adc08d8ddc5a5504dbb43479f8a2695163bf7655eef29a49873e08ad8e4baf [INFO] running `Command { std: "docker" "start" "-a" "c2adc08d8ddc5a5504dbb43479f8a2695163bf7655eef29a49873e08ad8e4baf", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:29:39 [INFO] [stderr] | [INFO] [stderr] 29 | _ => write!(f, "{}", self.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/error.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | _ => write!(f, "{}", self.description()), [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `path` [INFO] [stderr] --> src/log.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | path: PathBuf, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `options` [INFO] [stderr] --> src/log.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | options: Options, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `logs` [INFO] [stderr] --> src/log.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | logs: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `log_count` [INFO] [stderr] --> src/log.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | log_count: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `log_path` [INFO] [stderr] --> src/log.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | fn log_path(path: &Path, index: usize) -> PathBuf { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `append-multi-log` (lib) generated 7 warnings [INFO] [stderr] warning: unused import: `tempfile::tempdir` [INFO] [stderr] --> src/log.rs:44:9 [INFO] [stderr] | [INFO] [stderr] 44 | use tempfile::tempdir; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `append-multi-log` (lib test) generated 7 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/append_multi_log-122bfb0191df39fd) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests append-multi-log [INFO] [stdout] test log::tests::it_should_construct_proper_log_path ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c2adc08d8ddc5a5504dbb43479f8a2695163bf7655eef29a49873e08ad8e4baf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2adc08d8ddc5a5504dbb43479f8a2695163bf7655eef29a49873e08ad8e4baf", kill_on_drop: false }` [INFO] [stdout] c2adc08d8ddc5a5504dbb43479f8a2695163bf7655eef29a49873e08ad8e4baf