[INFO] updating cached repository https://github.com/HarmonEpsilon/Restaurant-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] 06a49a1d25b66a12a7627d7796844a50a250b916
[INFO] testing HarmonEpsilon/Restaurant-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarmonEpsilon%2FRestaurant-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/HarmonEpsilon/Restaurant-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/HarmonEpsilon/Restaurant-rs
[INFO] finished tweaking git repo https://github.com/HarmonEpsilon/Restaurant-rs
[INFO] tweaked toml for git repo https://github.com/HarmonEpsilon/Restaurant-rs written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/HarmonEpsilon/Restaurant-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6604ab42a28d7a02fdbe6015774c6f07b5c44ef29a508ac00ec24da9da290d4b
[INFO] running `"docker" "start" "-a" "6604ab42a28d7a02fdbe6015774c6f07b5c44ef29a508ac00ec24da9da290d4b"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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/rustwide/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<Table>::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 <https://github.com/rust-lang/rust/issues/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<Table>::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 <https://github.com/rust-lang/rust/issues/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<Party>::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 <https://github.com/rust-lang/rust/issues/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<Table>::new(),
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: `<dlist::dlist::Dlist<table::table::Table> 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<Table>::new(),
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: `<dlist::dlist::Dlist<table::table::Table> 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<Party>::new(),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: `<dlist::dlist::Dlist<party::party::Party> 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" "6604ab42a28d7a02fdbe6015774c6f07b5c44ef29a508ac00ec24da9da290d4b"`
[INFO] running `"docker" "rm" "-f" "6604ab42a28d7a02fdbe6015774c6f07b5c44ef29a508ac00ec24da9da290d4b"`
[INFO] [stdout] 6604ab42a28d7a02fdbe6015774c6f07b5c44ef29a508ac00ec24da9da290d4b