[INFO] cloning repository https://github.com/acseed/rust_practice [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acseed/rust_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facseed%2Frust_practice", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facseed%2Frust_practice'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bd4f3a46fb6ed293440bb0ed57f563938e61a7e [INFO] checking acseed/rust_practice against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facseed%2Frust_practice" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/acseed/rust_practice on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/acseed/rust_practice [INFO] finished tweaking git repo https://github.com/acseed/rust_practice [INFO] tweaked toml for git repo https://github.com/acseed/rust_practice written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/acseed/rust_practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0542d87a5969f31ccd09fe29dd0a162fa77827dd7d6add4cc03da4e84a88ae4 [INFO] running `Command { std: "docker" "start" "-a" "c0542d87a5969f31ccd09fe29dd0a162fa77827dd7d6add4cc03da4e84a88ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0542d87a5969f31ccd09fe29dd0a162fa77827dd7d6add4cc03da4e84a88ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0542d87a5969f31ccd09fe29dd0a162fa77827dd7d6add4cc03da4e84a88ae4", kill_on_drop: false }` [INFO] [stdout] c0542d87a5969f31ccd09fe29dd0a162fa77827dd7d6add4cc03da4e84a88ae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 679c495923a049bed768f259d2f1c27f936f00a85c3eb3518535ecbdf6987f33 [INFO] running `Command { std: "docker" "start" "-a" "679c495923a049bed768f259d2f1c27f936f00a85c3eb3518535ecbdf6987f33", kill_on_drop: false }` [INFO] [stderr] Checking rust_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `size`, `get`, `maximum`, and `minimum` are never used [INFO] [stdout] --> src/ds/rbtree.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl RBTree where K: Ord + Clone + Display + ToString, V: Clone + Display + ToString { [INFO] [stdout] | ------------------------------------------------------------------------------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 132 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 138 | pub fn get(&self, key: &K) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn maximum(&self) -> Option<(&K,&V)> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn minimum(&self) -> Option<(&K,&V)> { [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "679c495923a049bed768f259d2f1c27f936f00a85c3eb3518535ecbdf6987f33", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "679c495923a049bed768f259d2f1c27f936f00a85c3eb3518535ecbdf6987f33", kill_on_drop: false }` [INFO] [stdout] 679c495923a049bed768f259d2f1c27f936f00a85c3eb3518535ecbdf6987f33 [INFO] checking acseed/rust_practice against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facseed%2Frust_practice" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/acseed/rust_practice on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/acseed/rust_practice [INFO] finished tweaking git repo https://github.com/acseed/rust_practice [INFO] tweaked toml for git repo https://github.com/acseed/rust_practice written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/acseed/rust_practice already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 67482ab733563b790ebef064a933201041f028bb9f1c4b93a219dfbdbebeeb04 [INFO] running `Command { std: "docker" "start" "-a" "67482ab733563b790ebef064a933201041f028bb9f1c4b93a219dfbdbebeeb04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "67482ab733563b790ebef064a933201041f028bb9f1c4b93a219dfbdbebeeb04", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67482ab733563b790ebef064a933201041f028bb9f1c4b93a219dfbdbebeeb04", kill_on_drop: false }` [INFO] [stdout] 67482ab733563b790ebef064a933201041f028bb9f1c4b93a219dfbdbebeeb04 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 672152661e6d3f97f07b689cfa1076e6d369caa9c3566adada152db5fb390222 [INFO] running `Command { std: "docker" "start" "-a" "672152661e6d3f97f07b689cfa1076e6d369caa9c3566adada152db5fb390222", kill_on_drop: false }` [INFO] [stderr] Checking rust_practice v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: methods `size`, `get`, `maximum`, and `minimum` are never used [INFO] [stdout] --> src/ds/rbtree.rs:132:12 [INFO] [stdout] | [INFO] [stdout] 114 | impl RBTree where K: Ord + Clone + Display + ToString, V: Clone + Display + ToString { [INFO] [stdout] | ------------------------------------------------------------------------------------------------ methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 132 | pub fn size(&self) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 138 | pub fn get(&self, key: &K) -> Option<&V> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 151 | pub fn maximum(&self) -> Option<(&K,&V)> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 156 | pub fn minimum(&self) -> Option<(&K,&V)> { [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "672152661e6d3f97f07b689cfa1076e6d369caa9c3566adada152db5fb390222", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "672152661e6d3f97f07b689cfa1076e6d369caa9c3566adada152db5fb390222", kill_on_drop: false }` [INFO] [stdout] 672152661e6d3f97f07b689cfa1076e6d369caa9c3566adada152db5fb390222