[INFO] updating cached repository HarmonEpsilon/Restaurant-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/HarmonEpsilon/Restaurant-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/HarmonEpsilon/Restaurant-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/HarmonEpsilon/Restaurant-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/HarmonEpsilon/Restaurant-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/HarmonEpsilon/Restaurant-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HarmonEpsilon/Restaurant-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HarmonEpsilon/Restaurant-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 06a49a1d25b66a12a7627d7796844a50a250b916 [INFO] sha for GitHub repo HarmonEpsilon/Restaurant-rs: 06a49a1d25b66a12a7627d7796844a50a250b916 [INFO] validating manifest of HarmonEpsilon/Restaurant-rs on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of HarmonEpsilon/Restaurant-rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing HarmonEpsilon/Restaurant-rs [INFO] finished frobbing HarmonEpsilon/Restaurant-rs [INFO] frobbed toml for HarmonEpsilon/Restaurant-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/HarmonEpsilon/Restaurant-rs/Cargo.toml [INFO] started frobbing HarmonEpsilon/Restaurant-rs [INFO] finished frobbing HarmonEpsilon/Restaurant-rs [INFO] frobbed toml for HarmonEpsilon/Restaurant-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HarmonEpsilon/Restaurant-rs/Cargo.toml [INFO] crate HarmonEpsilon/Restaurant-rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing HarmonEpsilon/Restaurant-rs against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/HarmonEpsilon/Restaurant-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-2019-08-13" "build" "--frozen"` [INFO] [stdout] f7f7a4f8811979baf386d5d4d79c525a851fe0c75d106f5712a04d789656725e [INFO] running `"docker" "start" "-a" "f7f7a4f8811979baf386d5d4d79c525a851fe0c75d106f5712a04d789656725e"` [INFO] [stderr] Compiling backtrace-sys v0.1.10 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling error-chain v0.7.2 [INFO] [stderr] Compiling input-stream v0.2.0 [INFO] [stderr] Compiling Restaurant-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: parenthesized type parameters may only be used with a `Fn` trait [INFO] [stderr] --> src/restaurant.rs:12:37 [INFO] [stderr] | [INFO] [stderr] 12 | available: Dlist::new(), [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(parenthesized_params_in_types_and_modules)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #42238 [INFO] [stderr] [INFO] [stderr] warning: parenthesized type parameters may only be used with a `Fn` trait [INFO] [stderr] --> src/restaurant.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | occupied: Dlist
::new(), [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #42238 [INFO] [stderr] [INFO] [stderr] warning: parenthesized type parameters may only be used with a `Fn` trait [INFO] [stderr] --> src/restaurant.rs:14:35 [INFO] [stderr] | [INFO] [stderr] 14 | waiting: Dlist::new(), [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #42238 [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `dlist` [INFO] [stderr] --> src/party.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | use dlist; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `dlist` [INFO] [stderr] --> src/table.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | use dlist; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/restaurant.rs:8:9 [INFO] [stderr] | [INFO] [stderr] 8 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `self::input_stream::InputStream` [INFO] [stderr] --> src/restaurant.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | use self::input_stream::InputStream; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0223]: ambiguous associated type [INFO] [stderr] --> src/restaurant.rs:12:20 [INFO] [stderr] | [INFO] [stderr] 12 | available: Dlist
::new(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [INFO] [stderr] [INFO] [stderr] error[E0223]: ambiguous associated type [INFO] [stderr] --> src/restaurant.rs:13:19 [INFO] [stderr] | [INFO] [stderr] 13 | occupied: Dlist
::new(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [INFO] [stderr] [INFO] [stderr] error[E0223]: ambiguous associated type [INFO] [stderr] --> src/restaurant.rs:14:18 [INFO] [stderr] | [INFO] [stderr] 14 | waiting: Dlist::new(), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [INFO] [stderr] [INFO] [stderr] error: aborting due to 3 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0223`. [INFO] [stderr] error: Could not compile `Restaurant-rs`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "f7f7a4f8811979baf386d5d4d79c525a851fe0c75d106f5712a04d789656725e"` [INFO] running `"docker" "rm" "-f" "f7f7a4f8811979baf386d5d4d79c525a851fe0c75d106f5712a04d789656725e"` [INFO] [stdout] f7f7a4f8811979baf386d5d4d79c525a851fe0c75d106f5712a04d789656725e