[INFO] cloning repository https://github.com/jtianling/toc-auto-add [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtianling/toc-auto-add" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtianling%2Ftoc-auto-add", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtianling%2Ftoc-auto-add'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 95c05965d9d58cb6207521e97d5ad0fa428d3131 [INFO] checking jtianling/toc-auto-add against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtianling%2Ftoc-auto-add" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jtianling/toc-auto-add on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jtianling/toc-auto-add [INFO] finished tweaking git repo https://github.com/jtianling/toc-auto-add [INFO] tweaked toml for git repo https://github.com/jtianling/toc-auto-add written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/jtianling/toc-auto-add already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9cbf13734dac06418131ad6c8ebfcf1cfa71a2f53e322dd36c51238aa376c3de [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9cbf13734dac06418131ad6c8ebfcf1cfa71a2f53e322dd36c51238aa376c3de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9cbf13734dac06418131ad6c8ebfcf1cfa71a2f53e322dd36c51238aa376c3de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cbf13734dac06418131ad6c8ebfcf1cfa71a2f53e322dd36c51238aa376c3de", kill_on_drop: false }` [INFO] [stdout] 9cbf13734dac06418131ad6c8ebfcf1cfa71a2f53e322dd36c51238aa376c3de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 42aba31fca40c28f45881a44ffc5ef835920f70634005c61a96c356ef0d8e5da [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "42aba31fca40c28f45881a44ffc5ef835920f70634005c61a96c356ef0d8e5da", kill_on_drop: false }` [INFO] [stderr] Checking toc-auto-add v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:155:18 [INFO] [stdout] | [INFO] [stdout] 155 | let mut file = try!(OpenOptions::new().read(true).open(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:157:3 [INFO] [stdout] | [INFO] [stdout] 157 | try!(file.read_to_string(&mut file_content)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:165:10 [INFO] [stdout] | [INFO] [stdout] 165 | file = try!(File::create(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:166:3 [INFO] [stdout] | [INFO] [stdout] 166 | try!(file.write_all(file_content_with_toc.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:167:3 [INFO] [stdout] | [INFO] [stdout] 167 | try!(file.sync_all()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:155:18 [INFO] [stdout] | [INFO] [stdout] 155 | let mut file = try!(OpenOptions::new().read(true).open(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:157:3 [INFO] [stdout] | [INFO] [stdout] 157 | try!(file.read_to_string(&mut file_content)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:165:10 [INFO] [stdout] | [INFO] [stdout] 165 | file = try!(File::create(filename)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:166:3 [INFO] [stdout] | [INFO] [stdout] 166 | try!(file.write_all(file_content_with_toc.as_bytes())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:167:3 [INFO] [stdout] | [INFO] [stdout] 167 | try!(file.sync_all()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:56:77 [INFO] [stdout] | [INFO] [stdout] 56 | let title_string: &str = first_level_title_re.captures(line).unwrap().at(1).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:66:78 [INFO] [stdout] | [INFO] [stdout] 66 | let title_string: &str = second_level_title_re.captures(line).unwrap().at(1).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:56:77 [INFO] [stdout] | [INFO] [stdout] 56 | let title_string: &str = first_level_title_re.captures(line).unwrap().at(1).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:66:78 [INFO] [stdout] | [INFO] [stdout] 66 | let title_string: &str = second_level_title_re.captures(line).unwrap().at(1).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:123:81 [INFO] [stdout] | [INFO] [stdout] 123 | let title_area_string: &str = title_area_re.captures(file_content).unwrap().at(2).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:123:81 [INFO] [stdout] | [INFO] [stdout] 123 | let title_area_string: &str = title_area_re.captures(file_content).unwrap().at(2).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 118 | fn add_or_replace_toc(file_content: &str, toc: &str) -> String { [INFO] [stdout] | ------ expected `String` because of return type [INFO] [stdout] ... [INFO] [stdout] 131 | return replaced_file_content; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected struct `String`, found enum `Cow` [INFO] [stdout] | help: try using a conversion method: `replaced_file_content.to_string()` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `String` [INFO] [stdout] found enum `Cow<'_, str>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:140:85 [INFO] [stdout] | [INFO] [stdout] 140 | let more_comment_string: &str = more_comment_re.captures(file_content).unwrap().at(0).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:131:12 [INFO] [stdout] | [INFO] [stdout] 118 | fn add_or_replace_toc(file_content: &str, toc: &str) -> String { [INFO] [stdout] | ------ expected `String` because of return type [INFO] [stdout] ... [INFO] [stdout] 131 | return replaced_file_content; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected struct `String`, found enum `Cow` [INFO] [stdout] | help: try using a conversion method: `replaced_file_content.to_string()` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `String` [INFO] [stdout] found enum `Cow<'_, str>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `at` found for struct `regex::Captures<'_>` in the current scope [INFO] [stdout] --> src/main.rs:140:85 [INFO] [stdout] | [INFO] [stdout] 140 | let more_comment_string: &str = more_comment_re.captures(file_content).unwrap().at(0).unwrap(); [INFO] [stdout] | ^^ method not found in `regex::Captures<'_>` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `toc-auto-add` [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] Some errors have detailed explanations: E0308, E0599. [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "42aba31fca40c28f45881a44ffc5ef835920f70634005c61a96c356ef0d8e5da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42aba31fca40c28f45881a44ffc5ef835920f70634005c61a96c356ef0d8e5da", kill_on_drop: false }` [INFO] [stdout] 42aba31fca40c28f45881a44ffc5ef835920f70634005c61a96c356ef0d8e5da