[INFO] fetching crate parse-regex 0.0.1... [INFO] checking parse-regex-0.0.1 against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] extracting crate parse-regex 0.0.1 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate parse-regex 0.0.1 on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate parse-regex 0.0.1 [INFO] finished tweaking crates.io crate parse-regex 0.0.1 [INFO] tweaked toml for crates.io crate parse-regex 0.0.1 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 572bfdb3513b5a467f841f8fb1202b9cb826ddc1fd5017045a6e4ab91785c81a [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" "572bfdb3513b5a467f841f8fb1202b9cb826ddc1fd5017045a6e4ab91785c81a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "572bfdb3513b5a467f841f8fb1202b9cb826ddc1fd5017045a6e4ab91785c81a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "572bfdb3513b5a467f841f8fb1202b9cb826ddc1fd5017045a6e4ab91785c81a", kill_on_drop: false }` [INFO] [stdout] 572bfdb3513b5a467f841f8fb1202b9cb826ddc1fd5017045a6e4ab91785c81a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1b0ed32c7b0a0dd1bef384374d913f2ebc256ce0bae5f90fbfcfc8fe5d45b7f [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" "e1b0ed32c7b0a0dd1bef384374d913f2ebc256ce0bae5f90fbfcfc8fe5d45b7f", kill_on_drop: false }` [INFO] [stderr] Checking parse-regex v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | let t1 = try!(self.term()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:29:22 [INFO] [stdout] | [INFO] [stdout] 29 | let t2 = try!(self.term()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:39:21 [INFO] [stdout] | [INFO] [stdout] 39 | let f = try!(self.factor()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let b = try!(self.base()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let r = try!(self.regex()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:26:18 [INFO] [stdout] | [INFO] [stdout] 26 | let t1 = try!(self.term()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:29:22 [INFO] [stdout] | [INFO] [stdout] 29 | let t2 = try!(self.term()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:39:21 [INFO] [stdout] | [INFO] [stdout] 39 | let f = try!(self.factor()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | let b = try!(self.base()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/parser.rs:58:21 [INFO] [stdout] | [INFO] [stdout] 58 | let r = try!(self.regex()); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `char_at` found for struct `std::string::String` in the current scope [INFO] [stdout] --> src/parser.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | self.s.char_at(self.pos) [INFO] [stdout] | ^^^^^^^ method not found in `std::string::String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `parse-regex`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0599]: no method named `char_at` found for struct `std::string::String` in the current scope [INFO] [stdout] --> src/parser.rs:68:16 [INFO] [stdout] | [INFO] [stdout] 68 | self.s.char_at(self.pos) [INFO] [stdout] | ^^^^^^^ method not found in `std::string::String` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e1b0ed32c7b0a0dd1bef384374d913f2ebc256ce0bae5f90fbfcfc8fe5d45b7f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1b0ed32c7b0a0dd1bef384374d913f2ebc256ce0bae5f90fbfcfc8fe5d45b7f", kill_on_drop: false }` [INFO] [stdout] e1b0ed32c7b0a0dd1bef384374d913f2ebc256ce0bae5f90fbfcfc8fe5d45b7f