[INFO] cloning repository https://github.com/NavyD/leetcode-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NavyD/leetcode-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0cd31fea05f740c312966178d258a544d62eae2d [INFO] checking NavyD/leetcode-rust against try#f6d7c613ae2d161ff37dbc63cc5abd809c878597 for pr-83850 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNavyD%2Fleetcode-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NavyD/leetcode-rust on toolchain f6d7c613ae2d161ff37dbc63cc5abd809c878597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/NavyD/leetcode-rust [INFO] finished tweaking git repo https://github.com/NavyD/leetcode-rust [INFO] tweaked toml for git repo https://github.com/NavyD/leetcode-rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e3bf2b19f55a40d0a09519ee8175e10cbc83f2e74485ae74621da70a287718b8 [INFO] running `Command { std: "docker" "start" "-a" "e3bf2b19f55a40d0a09519ee8175e10cbc83f2e74485ae74621da70a287718b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e3bf2b19f55a40d0a09519ee8175e10cbc83f2e74485ae74621da70a287718b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3bf2b19f55a40d0a09519ee8175e10cbc83f2e74485ae74621da70a287718b8", kill_on_drop: false }` [INFO] [stdout] e3bf2b19f55a40d0a09519ee8175e10cbc83f2e74485ae74621da70a287718b8 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 88e67a2c90446479173db7929870c9f9e5a15329c2ac4d764e59abd487c90dac [INFO] running `Command { std: "docker" "start" "-a" "88e67a2c90446479173db7929870c9f9e5a15329c2ac4d764e59abd487c90dac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling itoa v1.0.2 [INFO] [stderr] Compiling ryu v1.0.10 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling leetcode_test v0.1.2 [INFO] [stderr] Checking leetcode_prelude v0.2.3 [INFO] [stderr] Compiling embed-doc-image v0.1.4 [INFO] [stderr] Checking leetcode-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/word_ladder_ii.rs:186:17 [INFO] [stdout] | [INFO] [stdout] 182 | _backtrack( [INFO] [stdout] | ---------- arguments to this function are incorrect [INFO] [stdout] ... [INFO] [stdout] 186 | &mut vec![&begin_word], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Vec<&str>` [INFO] [stdout] found mutable reference `&mut Vec<&String>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/word_ladder_ii.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | fn _backtrack<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 92 | cur: &str, [INFO] [stdout] | --------- [INFO] [stdout] 93 | end: &str, [INFO] [stdout] | --------- [INFO] [stdout] 94 | word_successors: &'a HashMap>, [INFO] [stdout] | ------------------------------------------------- [INFO] [stdout] 95 | path: &mut Vec<&'a str>, [INFO] [stdout] | ----------------------- [INFO] [stdout] 96 | res: &mut Vec>, [INFO] [stdout] | -------------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/word_ladder_ii.rs:392:17 [INFO] [stdout] | [INFO] [stdout] 388 | _backtrack( [INFO] [stdout] | ---------- arguments to this function are incorrect [INFO] [stdout] ... [INFO] [stdout] 392 | &mut vec![&begin_word], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Vec<&str>` [INFO] [stdout] found mutable reference `&mut Vec<&String>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/word_ladder_ii.rs:286:16 [INFO] [stdout] | [INFO] [stdout] 286 | fn _backtrack<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 287 | cur: &str, [INFO] [stdout] | --------- [INFO] [stdout] 288 | end: &str, [INFO] [stdout] | --------- [INFO] [stdout] 289 | word_successors: &'a HashMap>, [INFO] [stdout] | ------------------------------------------------- [INFO] [stdout] 290 | path: &mut Vec<&'a str>, [INFO] [stdout] | ----------------------- [INFO] [stdout] 291 | res: &mut Vec>, [INFO] [stdout] | -------------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `leetcode-rust` due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/word_ladder_ii.rs:186:17 [INFO] [stdout] | [INFO] [stdout] 182 | _backtrack( [INFO] [stdout] | ---------- arguments to this function are incorrect [INFO] [stdout] ... [INFO] [stdout] 186 | &mut vec![&begin_word], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Vec<&str>` [INFO] [stdout] found mutable reference `&mut Vec<&String>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/word_ladder_ii.rs:91:16 [INFO] [stdout] | [INFO] [stdout] 91 | fn _backtrack<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 92 | cur: &str, [INFO] [stdout] | --------- [INFO] [stdout] 93 | end: &str, [INFO] [stdout] | --------- [INFO] [stdout] 94 | word_successors: &'a HashMap>, [INFO] [stdout] | ------------------------------------------------- [INFO] [stdout] 95 | path: &mut Vec<&'a str>, [INFO] [stdout] | ----------------------- [INFO] [stdout] 96 | res: &mut Vec>, [INFO] [stdout] | -------------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/word_ladder_ii.rs:392:17 [INFO] [stdout] | [INFO] [stdout] 388 | _backtrack( [INFO] [stdout] | ---------- arguments to this function are incorrect [INFO] [stdout] ... [INFO] [stdout] 392 | &mut vec![&begin_word], [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found struct `String` [INFO] [stdout] | [INFO] [stdout] = note: expected mutable reference `&mut Vec<&str>` [INFO] [stdout] found mutable reference `&mut Vec<&String>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/word_ladder_ii.rs:286:16 [INFO] [stdout] | [INFO] [stdout] 286 | fn _backtrack<'a>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 287 | cur: &str, [INFO] [stdout] | --------- [INFO] [stdout] 288 | end: &str, [INFO] [stdout] | --------- [INFO] [stdout] 289 | word_successors: &'a HashMap>, [INFO] [stdout] | ------------------------------------------------- [INFO] [stdout] 290 | path: &mut Vec<&'a str>, [INFO] [stdout] | ----------------------- [INFO] [stdout] 291 | res: &mut Vec>, [INFO] [stdout] | -------------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `leetcode-rust` due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "88e67a2c90446479173db7929870c9f9e5a15329c2ac4d764e59abd487c90dac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88e67a2c90446479173db7929870c9f9e5a15329c2ac4d764e59abd487c90dac", kill_on_drop: false }` [INFO] [stdout] 88e67a2c90446479173db7929870c9f9e5a15329c2ac4d764e59abd487c90dac