[INFO] updating cached repository haumea-lang/haumea-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/haumea-lang/haumea-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/haumea-lang/haumea-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/haumea-lang/haumea-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/haumea-lang/haumea-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/haumea-lang/haumea-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b50ebe11ad0ec2e2b702016790b48c09c3950761 [INFO] sha for GitHub repo haumea-lang/haumea-rs: b50ebe11ad0ec2e2b702016790b48c09c3950761 [INFO] validating manifest of haumea-lang/haumea-rs on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of haumea-lang/haumea-rs on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing haumea-lang/haumea-rs [INFO] finished frobbing haumea-lang/haumea-rs [INFO] frobbed toml for haumea-lang/haumea-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/haumea-lang/haumea-rs/Cargo.toml [INFO] started frobbing haumea-lang/haumea-rs [INFO] finished frobbing haumea-lang/haumea-rs [INFO] frobbed toml for haumea-lang/haumea-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs/Cargo.toml [INFO] crate haumea-lang/haumea-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing haumea-lang/haumea-rs against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 88d038870c12b4779f3e5a4057c203ef31ef6b5b385d05411ca7e1e3d9aa7b20 [INFO] running `"docker" "start" "-a" "88d038870c12b4779f3e5a4057c203ef31ef6b5b385d05411ca7e1e3d9aa7b20"` [INFO] [stderr] Compiling haumea v0.1.0 (/opt/crater/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 2.79s [INFO] running `"docker" "inspect" "88d038870c12b4779f3e5a4057c203ef31ef6b5b385d05411ca7e1e3d9aa7b20"` [INFO] running `"docker" "rm" "-f" "88d038870c12b4779f3e5a4057c203ef31ef6b5b385d05411ca7e1e3d9aa7b20"` [INFO] [stdout] 88d038870c12b4779f3e5a4057c203ef31ef6b5b385d05411ca7e1e3d9aa7b20 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] 01020565014e83f46c25602c3c38abe6f35e0c9343b4fb949ff999b5d06bf51b [INFO] running `"docker" "start" "-a" "01020565014e83f46c25602c3c38abe6f35e0c9343b4fb949ff999b5d06bf51b"` [INFO] [stderr] Compiling haumea v0.1.0 (/opt/crater/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 2.42s [INFO] running `"docker" "inspect" "01020565014e83f46c25602c3c38abe6f35e0c9343b4fb949ff999b5d06bf51b"` [INFO] running `"docker" "rm" "-f" "01020565014e83f46c25602c3c38abe6f35e0c9343b4fb949ff999b5d06bf51b"` [INFO] [stdout] 01020565014e83f46c25602c3c38abe6f35e0c9343b4fb949ff999b5d06bf51b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/haumea-lang/haumea-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 1777179b124e63c9b82c040d15f10625897ceb1f93c4deb2dc4646b2221c5872 [INFO] running `"docker" "start" "-a" "1777179b124e63c9b82c040d15f10625897ceb1f93c4deb2dc4646b2221c5872"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/haumea-d18d334217f571a4 [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/crater/target/debug/deps/haumea-52078bc2e1c00040 [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/crater/target/debug/deps/test_codegen-5f1552cee25a8aa6 [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/crater/target/debug/deps/test_parser-4cd8819e593e45d4 [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/crater/target/debug/deps/test_scanner-2b476f60098b5f35 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test test_scanner_simple ... ok [INFO] [stdout] test test_keywords ... ok [INFO] [stdout] test test_comments ... 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" "1777179b124e63c9b82c040d15f10625897ceb1f93c4deb2dc4646b2221c5872"` [INFO] running `"docker" "rm" "-f" "1777179b124e63c9b82c040d15f10625897ceb1f93c4deb2dc4646b2221c5872"` [INFO] [stdout] 1777179b124e63c9b82c040d15f10625897ceb1f93c4deb2dc4646b2221c5872