[INFO] fetching crate acorn 1.0.0... [INFO] checking acorn-1.0.0 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354 [INFO] extracting crate acorn 1.0.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate acorn 1.0.0 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate acorn 1.0.0 [INFO] finished tweaking crates.io crate acorn 1.0.0 [INFO] tweaked toml for crates.io crate acorn 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7c2c287f776d9ab89fa2659028c5fbd851bab9fe36bbdea074a4e64549ebf7f8 [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" "7c2c287f776d9ab89fa2659028c5fbd851bab9fe36bbdea074a4e64549ebf7f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c2c287f776d9ab89fa2659028c5fbd851bab9fe36bbdea074a4e64549ebf7f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c2c287f776d9ab89fa2659028c5fbd851bab9fe36bbdea074a4e64549ebf7f8", kill_on_drop: false }` [INFO] [stdout] 7c2c287f776d9ab89fa2659028c5fbd851bab9fe36bbdea074a4e64549ebf7f8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a13eae1362e06b3adca8e46bc680c9a14b940b7a3af52909814f637cbac05af [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" "7a13eae1362e06b3adca8e46bc680c9a14b940b7a3af52909814f637cbac05af", kill_on_drop: false }` [INFO] [stderr] Checking acorn v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:992:38 [INFO] [stdout] | [INFO] [stdout] 992 | 98 => {out.push('\u0008');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{0008}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:994:39 [INFO] [stdout] | [INFO] [stdout] 994 | 118 => {out.push('\u000b');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{000b}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:996:39 [INFO] [stdout] | [INFO] [stdout] 996 | 102 => {out.push('\u000c');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{000c}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:998:38 [INFO] [stdout] | [INFO] [stdout] 998 | 48 => {out.push('\u0000');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{0000}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn exec (regex: |arg:&str| -> bool, val:&str ) -> Option>> { [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn test (regex: |arg:&str| -> bool, val:&str ) -> bool { [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:992:38 [INFO] [stdout] | [INFO] [stdout] 992 | 98 => {out.push('\u0008');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{0008}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:994:39 [INFO] [stdout] | [INFO] [stdout] 994 | 118 => {out.push('\u000b');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{000b}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:996:39 [INFO] [stdout] | [INFO] [stdout] 996 | 102 => {out.push('\u000c');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{000c}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: incorrect unicode escape sequence [INFO] [stdout] --> src/acorn.rs:998:38 [INFO] [stdout] | [INFO] [stdout] 998 | 48 => {out.push('\u0000');; [INFO] [stdout] | ^^^--- [INFO] [stdout] | | [INFO] [stdout] | help: format of unicode escape sequences uses braces: `\u{0000}` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:80:21 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn exec (regex: |arg:&str| -> bool, val:&str ) -> Option>> { [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:104:21 [INFO] [stdout] | [INFO] [stdout] 104 | pub fn test (regex: |arg:&str| -> bool, val:&str ) -> bool { [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:246:23 [INFO] [stdout] | [INFO] [stdout] 246 | const isReservedWord3:|arg:&str|:'static -> bool = predicate_0; [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `|` [INFO] [stdout] --> src/acorn.rs:246:23 [INFO] [stdout] | [INFO] [stdout] 246 | const isReservedWord3:|arg:&str|:'static -> bool = predicate_0; [INFO] [stdout] | ^ expected type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `serialize` [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | extern crate serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `acorn` [INFO] [stdout] error[E0463]: can't find crate for `serialize` [INFO] [stdout] --> src/main.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 17 | extern crate serialize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: aborting due to 8 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about this error, try `rustc --explain E0463`. [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7a13eae1362e06b3adca8e46bc680c9a14b940b7a3af52909814f637cbac05af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a13eae1362e06b3adca8e46bc680c9a14b940b7a3af52909814f637cbac05af", kill_on_drop: false }` [INFO] [stdout] 7a13eae1362e06b3adca8e46bc680c9a14b940b7a3af52909814f637cbac05af