[INFO] cloning repository https://github.com/TyRoXx/learning-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TyRoXx/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyRoXx%2Flearning-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyRoXx%2Flearning-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c46ec3dd48c0a92bf81a504bc372bb95d6b203b7 [INFO] testing TyRoXx/learning-rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTyRoXx%2Flearning-rust" "/workspace/builds/worker-47/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TyRoXx/learning-rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TyRoXx/learning-rust [INFO] finished tweaking git repo https://github.com/TyRoXx/learning-rust [INFO] tweaked toml for git repo https://github.com/TyRoXx/learning-rust written to /workspace/builds/worker-47/source/Cargo.toml [INFO] crate git repo https://github.com/TyRoXx/learning-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c1b802d4f40928154bdbf2be0e96b6fb0ca20826c7ba09f23e0074b888039fc [INFO] running `Command { std: "docker" "start" "-a" "9c1b802d4f40928154bdbf2be0e96b6fb0ca20826c7ba09f23e0074b888039fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c1b802d4f40928154bdbf2be0e96b6fb0ca20826c7ba09f23e0074b888039fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c1b802d4f40928154bdbf2be0e96b6fb0ca20826c7ba09f23e0074b888039fc", kill_on_drop: false }` [INFO] [stdout] 9c1b802d4f40928154bdbf2be0e96b6fb0ca20826c7ba09f23e0074b888039fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d3c9b6ac3a539d593fbf4178a43c1df66baa0eaa2c7a1eb3444968af1d7b8df [INFO] running `Command { std: "docker" "start" "-a" "9d3c9b6ac3a539d593fbf4178a43c1df66baa0eaa2c7a1eb3444968af1d7b8df", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling library2 v0.1.0 (/opt/rustwide/workdir/src/library2) [INFO] [stdout] warning: unused import: `std::fs::read_dir` [INFO] [stdout] --> src/library2/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::read_dir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/library2/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicPtr` [INFO] [stdout] --> src/library2/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::atomic::AtomicPtr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/library2/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `library2::add` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use library2::add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.09s [INFO] running `Command { std: "docker" "inspect" "9d3c9b6ac3a539d593fbf4178a43c1df66baa0eaa2c7a1eb3444968af1d7b8df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d3c9b6ac3a539d593fbf4178a43c1df66baa0eaa2c7a1eb3444968af1d7b8df", kill_on_drop: false }` [INFO] [stdout] 9d3c9b6ac3a539d593fbf4178a43c1df66baa0eaa2c7a1eb3444968af1d7b8df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08f6ae0c78b6a0c61e4f3186800081fcbd4217e663f184d170cb6e2af20c5e3a [INFO] running `Command { std: "docker" "start" "-a" "08f6ae0c78b6a0c61e4f3186800081fcbd4217e663f184d170cb6e2af20c5e3a", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `std::fs::read_dir` [INFO] [stdout] --> src/library2/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::read_dir; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling learning-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::path::Path` [INFO] [stdout] --> src/library2/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::AtomicPtr` [INFO] [stdout] --> src/library2/src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::sync::atomic::AtomicPtr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/library2/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.22s [INFO] running `Command { std: "docker" "inspect" "08f6ae0c78b6a0c61e4f3186800081fcbd4217e663f184d170cb6e2af20c5e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08f6ae0c78b6a0c61e4f3186800081fcbd4217e663f184d170cb6e2af20c5e3a", kill_on_drop: false }` [INFO] [stdout] 08f6ae0c78b6a0c61e4f3186800081fcbd4217e663f184d170cb6e2af20c5e3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 58abbc62f7ab05b085b5236172996661f189cc53c8451f69a3855fa95aa65466 [INFO] running `Command { std: "docker" "start" "-a" "58abbc62f7ab05b085b5236172996661f189cc53c8451f69a3855fa95aa65466", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::fs::read_dir` [INFO] [stderr] --> src/library2/src/lib.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fs::read_dir; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::path::Path` [INFO] [stderr] --> src/library2/src/lib.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::path::Path; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::AtomicPtr` [INFO] [stderr] --> src/library2/src/lib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::sync::atomic::AtomicPtr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/library2/src/lib.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `library2` (lib) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.44s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/learning_rust-7573a6a9d2cfd6a4) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test trivial ... 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] running `Command { std: "docker" "inspect" "58abbc62f7ab05b085b5236172996661f189cc53c8451f69a3855fa95aa65466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58abbc62f7ab05b085b5236172996661f189cc53c8451f69a3855fa95aa65466", kill_on_drop: false }` [INFO] [stdout] 58abbc62f7ab05b085b5236172996661f189cc53c8451f69a3855fa95aa65466