[INFO] crate malk-lexer 0.1.1 is already in cache [INFO] testing malk-lexer-0.1.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate malk-lexer 0.1.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate malk-lexer 0.1.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate malk-lexer 0.1.1 [INFO] finished tweaking crates.io crate malk-lexer 0.1.1 [INFO] tweaked toml for crates.io crate malk-lexer 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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-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" "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] 48c4df0ab89d18f0a97437f0fd717a60ce6b65b102dc0f4a4ad6810bfc0f3b25 [INFO] running `"docker" "start" "-a" "48c4df0ab89d18f0a97437f0fd717a60ce6b65b102dc0f4a4ad6810bfc0f3b25"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling unicode-brackets v0.1.1 [INFO] [stderr] Compiling malk-lexer v0.1.1 (/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(unicode)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/symbol_table.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | try!(recurse(symbols, postfix_list, complete_list, new_postfix)); [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/symbol_table.rs:44:17 [INFO] [stderr] | [INFO] [stderr] 44 | try!(recurse(symbols, [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:186:23 [INFO] [stderr] | [INFO] [stderr] 186 | let sub = try!(sub_lex(p, src, symbols)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:249:38 [INFO] [stderr] | [INFO] [stderr] 249 | let (new_c, new_p) = try!(next(p)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:265:42 [INFO] [stderr] | [INFO] [stderr] 265 | let (esc_c, esc_p) = try!(next(new_p)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:275:52 [INFO] [stderr] | [INFO] [stderr] 275 | ... let (nib0, nib0_end) = try!(next(esc_p)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:276:52 [INFO] [stderr] | [INFO] [stderr] 276 | ... let (nib1, nib1_end) = try!(next(nib0_end)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:277:40 [INFO] [stderr] | [INFO] [stderr] 277 | ... let nib0 = try!(from_hex(nib0, esc_p)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:278:40 [INFO] [stderr] | [INFO] [stderr] 278 | ... let nib1 = try!(from_hex(nib1, nib0_end)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:279:30 [INFO] [stderr] | [INFO] [stderr] 279 | ... (try!(from_u32((nib0 << 4) | nib1, p)), nib1_end) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:282:52 [INFO] [stderr] | [INFO] [stderr] 282 | ... let (open_c, open_p) = try!(next(esc_p)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:293:54 [INFO] [stderr] | [INFO] [stderr] 293 | ... let (nib, nib_end) = try!(next(end)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:299:43 [INFO] [stderr] | [INFO] [stderr] 299 | ... let nib = try!(from_hex(nib, end)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:304:58 [INFO] [stderr] | [INFO] [stderr] 304 | ... let (close_c, close_p) = try!(next(end)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:312:30 [INFO] [stderr] | [INFO] [stderr] 312 | ... (try!(from_u32(code, p)), end) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/lex.rs:396:15 [INFO] [stderr] | [INFO] [stderr] 396 | let sub = try!(sub_lex(pos, src, symbols)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:231:20 [INFO] [stderr] | [INFO] [stderr] 231 | '0'...'9' => Ok(some_char as u32 - '0' as u32), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/lex.rs:232:20 [INFO] [stderr] | [INFO] [stderr] 232 | 'a'...'f' => Ok(some_char as u32 - 'a' as u32 + 10), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope [INFO] [stderr] --> src/lex.rs:163:14 [INFO] [stderr] | [INFO] [stderr] 163 | if c.is_xid_start() { [INFO] [stderr] | ^^^^^^^^^^^^ method not found in `char` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stderr] `use unicode_xid::UnicodeXID;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `is_xid_continue` found for type `char` in the current scope [INFO] [stderr] --> src/lex.rs:170:23 [INFO] [stderr] | [INFO] [stderr] 170 | if !c.is_xid_continue() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ method not found in `char` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stderr] `use unicode_xid::UnicodeXID;` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `is_xid_start` found for type `char` in the current scope [INFO] [stderr] --> src/lex.rs:370:26 [INFO] [stderr] | [INFO] [stderr] 370 | c.is_xid_start() || [INFO] [stderr] | ^^^^^^^^^^^^ method not found in `char` [INFO] [stderr] | [INFO] [stderr] = help: items from traits can only be used if the trait is in scope [INFO] [stderr] = note: the following trait is implemented but not in scope; perhaps add a `use` for it: [INFO] [stderr] `use unicode_xid::UnicodeXID;` [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors; 18 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `malk-lexer`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "48c4df0ab89d18f0a97437f0fd717a60ce6b65b102dc0f4a4ad6810bfc0f3b25"` [INFO] running `"docker" "rm" "-f" "48c4df0ab89d18f0a97437f0fd717a60ce6b65b102dc0f4a4ad6810bfc0f3b25"` [INFO] [stdout] 48c4df0ab89d18f0a97437f0fd717a60ce6b65b102dc0f4a4ad6810bfc0f3b25