[INFO] updating cached repository https://github.com/haumea-lang/haumea-rs [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] b50ebe11ad0ec2e2b702016790b48c09c3950761 [INFO] testing haumea-lang/haumea-rs against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaumea-lang%2Fhaumea-rs" "work/builds/worker-4/source"` [INFO] [stderr] Cloning into 'work/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haumea-lang/haumea-rs on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/haumea-lang/haumea-rs [INFO] finished tweaking git repo https://github.com/haumea-lang/haumea-rs [INFO] tweaked toml for git repo https://github.com/haumea-lang/haumea-rs written to work/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/haumea-lang/haumea-rs already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] befa67adb9d8d53479d2bf545a44bc30c66db5fea7ddffba13a35725ed0fe8e8 [INFO] running `"docker" "start" "-a" "befa67adb9d8d53479d2bf545a44bc30c66db5fea7ddffba13a35725ed0fe8e8"` [INFO] [stderr] Compiling haumea v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:179:16 [INFO] [stderr] | [INFO] [stderr] 179 | fn match_token(mut token_stream: &mut Vec, expected: &Token) -> Result { [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:339:18 [INFO] [stderr] | [INFO] [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec) -> Statement { [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.95s [INFO] running `"docker" "inspect" "befa67adb9d8d53479d2bf545a44bc30c66db5fea7ddffba13a35725ed0fe8e8"` [INFO] running `"docker" "rm" "-f" "befa67adb9d8d53479d2bf545a44bc30c66db5fea7ddffba13a35725ed0fe8e8"` [INFO] [stdout] befa67adb9d8d53479d2bf545a44bc30c66db5fea7ddffba13a35725ed0fe8e8 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 01fc442b9b51d44af179afed08606666d1aaf356a1a55139e4cbf44355bdafc9 [INFO] running `"docker" "start" "-a" "01fc442b9b51d44af179afed08606666d1aaf356a1a55139e4cbf44355bdafc9"` [INFO] [stderr] Compiling haumea v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:179:16 [INFO] [stderr] | [INFO] [stderr] 179 | fn match_token(mut token_stream: &mut Vec, expected: &Token) -> Result { [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/parser.rs:339:18 [INFO] [stderr] | [INFO] [stderr] 339 | fn parse_declare(mut token_stream: &mut Vec) -> Statement { [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `"docker" "inspect" "01fc442b9b51d44af179afed08606666d1aaf356a1a55139e4cbf44355bdafc9"` [INFO] running `"docker" "rm" "-f" "01fc442b9b51d44af179afed08606666d1aaf356a1a55139e4cbf44355bdafc9"` [INFO] [stdout] 01fc442b9b51d44af179afed08606666d1aaf356a1a55139e4cbf44355bdafc9 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] 6ed951d13b4b10e5cb21806ce96289a51899dca869b218198cdde98a43579b12 [INFO] running `"docker" "start" "-a" "6ed951d13b4b10e5cb21806ce96289a51899dca869b218198cdde98a43579b12"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/haumea-75be502929a1ccfa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/haumea-f3e147364dc53a67 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test_codegen-752eb29c370f5605 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test_parser-980d6b28ba2aebc3 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test_display_addition ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/test_scanner-822326ad11300605 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_comments ... ok [INFO] [stdout] test test_scanner_simple ... ok [INFO] [stdout] test test_keywords ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests haumea [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/scanner.rs - scanner::Scanner::next (line 325) ... FAILED [INFO] [stdout] test src/scanner.rs - scanner::Scanner::new (line 126) ... ok [INFO] [stdout] test src/scanner.rs - scanner::Scanner::next_token (line 156) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/scanner.rs - scanner::Scanner::next (line 325) stdout ---- [INFO] [stdout] error[E0596]: cannot borrow `s` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/scanner.rs:328:13 [INFO] [stdout] | [INFO] [stdout] 5 | let s = Scanner::new("1 + 1"); [INFO] [stdout] | - help: consider changing this to be mutable: `mut s` [INFO] [stdout] 6 | assert_eq!(s.next(), Some(Token::Number(1, ScanState::empty()))); [INFO] [stdout] | ^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `s` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/scanner.rs:329:13 [INFO] [stdout] | [INFO] [stdout] 5 | let s = Scanner::new("1 + 1"); [INFO] [stdout] | - help: consider changing this to be mutable: `mut s` [INFO] [stdout] 6 | assert_eq!(s.next(), Some(Token::Number(1, ScanState::empty()))); [INFO] [stdout] 7 | assert_eq!(s.next(), Some(Token::Operator("+".to_string(), ScanState::empty()))); [INFO] [stdout] | ^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `s` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/scanner.rs:330:13 [INFO] [stdout] | [INFO] [stdout] 5 | let s = Scanner::new("1 + 1"); [INFO] [stdout] | - help: consider changing this to be mutable: `mut s` [INFO] [stdout] ... [INFO] [stdout] 8 | assert_eq!(s.next(), Some(Token::Number(1, ScanState::empty()))); [INFO] [stdout] | ^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error[E0596]: cannot borrow `s` as mutable, as it is not declared as mutable [INFO] [stdout] --> src/scanner.rs:331:13 [INFO] [stdout] | [INFO] [stdout] 5 | let s = Scanner::new("1 + 1"); [INFO] [stdout] | - help: consider changing this to be mutable: `mut s` [INFO] [stdout] ... [INFO] [stdout] 9 | assert_eq!(s.next(), None); [INFO] [stdout] | ^ cannot borrow as mutable [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0596`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/scanner.rs - scanner::Scanner::next (line 325) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "6ed951d13b4b10e5cb21806ce96289a51899dca869b218198cdde98a43579b12"` [INFO] running `"docker" "rm" "-f" "6ed951d13b4b10e5cb21806ce96289a51899dca869b218198cdde98a43579b12"` [INFO] [stdout] 6ed951d13b4b10e5cb21806ce96289a51899dca869b218198cdde98a43579b12