[INFO] updating cached repository https://github.com/singaraiona/rchr [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b04de276f38f17e422d0b5fc4fde39e33c01cdf4 [INFO] testing singaraiona/rchr against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingaraiona%2Frchr" "/workspace/builds/worker-9/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/singaraiona/rchr on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/singaraiona/rchr [INFO] finished tweaking git repo https://github.com/singaraiona/rchr [INFO] tweaked toml for git repo https://github.com/singaraiona/rchr written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/singaraiona/rchr already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2d2ada89741d97db83d86fcd7a9f0acc51f6c552a8398785f5de0ccbc0bcbd7a [INFO] running `"docker" "start" "-a" "2d2ada89741d97db83d86fcd7a9f0acc51f6c552a8398785f5de0ccbc0bcbd7a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.21 [INFO] [stderr] Compiling either v1.0.3 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.0 [INFO] [stderr] Compiling lazy_static v0.2.4 [INFO] [stderr] Compiling itertools v0.5.9 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling aho-corasick v0.6.2 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling rchr v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(pattern)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(box_syntax)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:51:21 [INFO] [stderr] | [INFO] [stderr] 51 | let n = try!(self.parse_noun()); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:63:21 [INFO] [stderr] | [INFO] [stderr] 63 | let n = try!(self.expect(Token::Name)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:64:21 [INFO] [stderr] | [INFO] [stderr] 64 | let t = try!(n.parse::()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:66:25 [INFO] [stderr] | [INFO] [stderr] 66 | let v = try!(self.parse_list(Some(Token::CloseP), Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:77:24 [INFO] [stderr] | [INFO] [stderr] 77 | let head = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:82:27 [INFO] [stderr] | [INFO] [stderr] 82 | replace = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:84:22 [INFO] [stderr] | [INFO] [stderr] 84 | let rt = try!(self.expect(Token::Suffix)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:85:24 [INFO] [stderr] | [INFO] [stderr] 85 | let kind = try!(rt.parse::()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:86:24 [INFO] [stderr] | [INFO] [stderr] 86 | let body = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:88:25 [INFO] [stderr] | [INFO] [stderr] 88 | let b = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:95:22 [INFO] [stderr] | [INFO] [stderr] 95 | let rt = try!(self.expect(Token::Suffix)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:96:24 [INFO] [stderr] | [INFO] [stderr] 96 | let kind = try!(rt.parse::()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:97:24 [INFO] [stderr] | [INFO] [stderr] 97 | let body = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:99:25 [INFO] [stderr] | [INFO] [stderr] 99 | let b = try!(self.parse_list(None, Token::Comma)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:106:21 [INFO] [stderr] | [INFO] [stderr] 106 | let h = try!(self.parse_head()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:130:21 [INFO] [stderr] | [INFO] [stderr] 130 | let n = try!(self.parse_noun()); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/parse/parser.rs:140:21 [INFO] [stderr] | [INFO] [stderr] 140 | let _ = try!(self.expect(x)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/parse/token.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / lazy_static! { [INFO] [stderr] 7 | | // Tokens [INFO] [stderr] 8 | | static ref TOKENS: Vec = vec![r"^(true|false)", // 0 - BOOL [INFO] [stderr] 9 | | r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)", // 2 - NUMBER [INFO] [stderr] ... | [INFO] [stderr] 24 | | .iter().map(|x| Regex::new(x).unwrap()).collect(); [INFO] [stderr] 25 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::sync::ONCE_INIT': the `new` function is now preferred [INFO] [stderr] --> src/parse/token.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | / lazy_static! { [INFO] [stderr] 7 | | // Tokens [INFO] [stderr] 8 | | static ref TOKENS: Vec = vec![r"^(true|false)", // 0 - BOOL [INFO] [stderr] 9 | | r"^-?(0w|0N|\d+\.\d*|\d*\.?\d)", // 2 - NUMBER [INFO] [stderr] ... | [INFO] [stderr] 24 | | .iter().map(|x| Regex::new(x).unwrap()).collect(); [INFO] [stderr] 25 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right_matches': superseded by `trim_end_matches` [INFO] [stderr] --> src/parse/token.rs:82:24 [INFO] [stderr] | [INFO] [stderr] 82 | let s = self.0.trim_right_matches(pat); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_left': superseded by `trim_start` [INFO] [stderr] --> src/parse/parser.rs:19:50 [INFO] [stderr] | [INFO] [stderr] 19 | self.text = self.text[x.len()..].trim_left().to_string(); [INFO] [stderr] | ^^^^^^^^^ help: replace the use of the deprecated item: `trim_start` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 21 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `rchr`. [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] [stderr] error: build failed [INFO] running `"docker" "inspect" "2d2ada89741d97db83d86fcd7a9f0acc51f6c552a8398785f5de0ccbc0bcbd7a"` [INFO] running `"docker" "rm" "-f" "2d2ada89741d97db83d86fcd7a9f0acc51f6c552a8398785f5de0ccbc0bcbd7a"` [INFO] [stdout] 2d2ada89741d97db83d86fcd7a9f0acc51f6c552a8398785f5de0ccbc0bcbd7a