[INFO] fetching crate algorithms-edu 0.2.7... [INFO] checking algorithms-edu-0.2.7 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate algorithms-edu 0.2.7 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate algorithms-edu 0.2.7 [INFO] finished tweaking crates.io crate algorithms-edu 0.2.7 [INFO] tweaked toml for crates.io crate algorithms-edu 0.2.7 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate algorithms-edu 0.2.7 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate algorithms-edu 0.2.7 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 82334ab9d7d1b53df098ffdadcb70728662a0b2e2123cfb179c8082cf4341ef2 [INFO] running `Command { std: "docker" "start" "-a" "82334ab9d7d1b53df098ffdadcb70728662a0b2e2123cfb179c8082cf4341ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "82334ab9d7d1b53df098ffdadcb70728662a0b2e2123cfb179c8082cf4341ef2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82334ab9d7d1b53df098ffdadcb70728662a0b2e2123cfb179c8082cf4341ef2", kill_on_drop: false }` [INFO] [stdout] 82334ab9d7d1b53df098ffdadcb70728662a0b2e2123cfb179c8082cf4341ef2 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa6a69f5b1c828f53a617d049ebff4dc9940facc43707310d6997bd13c3079b9 [INFO] running `Command { std: "docker" "start" "-a" "aa6a69f5b1c828f53a617d049ebff4dc9940facc43707310d6997bd13c3079b9", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking partial-min-max v0.4.0 [INFO] [stderr] Checking disjoint-sets v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling priority-queue v1.0.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking ordered-float v2.0.1 [INFO] [stderr] Checking kodama v0.2.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking algorithms-edu v0.2.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/algo/graph/eulerian_path.rs:81:10 [INFO] [stdout] | [INFO] [stdout] 81 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/algo/graph/eulerian_path.rs:81:10 [INFO] [stdout] | [INFO] [stdout] 81 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/balanced_tree/avl_tree.rs:329:17 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn iter(&self) -> AvlIter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 329 | pub fn iter(&self) -> AvlIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/data_structures/balanced_tree/avl_tree.rs:329:17 [INFO] [stdout] | [INFO] [stdout] 329 | pub fn iter(&self) -> AvlIter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 329 | pub fn iter(&self) -> AvlIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.98s [INFO] running `Command { std: "docker" "inspect" "aa6a69f5b1c828f53a617d049ebff4dc9940facc43707310d6997bd13c3079b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa6a69f5b1c828f53a617d049ebff4dc9940facc43707310d6997bd13c3079b9", kill_on_drop: false }` [INFO] [stdout] aa6a69f5b1c828f53a617d049ebff4dc9940facc43707310d6997bd13c3079b9