[INFO] cloning repository https://github.com/HarmonEpsilon/Restaurant-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HarmonEpsilon/Restaurant-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarmonEpsilon%2FRestaurant-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarmonEpsilon%2FRestaurant-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06a49a1d25b66a12a7627d7796844a50a250b916
[INFO] checking HarmonEpsilon/Restaurant-rs against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarmonEpsilon%2FRestaurant-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HarmonEpsilon/Restaurant-rs on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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 /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HarmonEpsilon/Restaurant-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.0
[INFO] [stderr]   Downloaded gcc v0.3.43
[INFO] [stderr]   Downloaded input-stream v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 094fc6471148df6b30da9f2f2a01cbe37519f5258eddb08ccca0be9f92286487
[INFO] running `Command { std: "docker" "start" "-a" "094fc6471148df6b30da9f2f2a01cbe37519f5258eddb08ccca0be9f92286487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094fc6471148df6b30da9f2f2a01cbe37519f5258eddb08ccca0be9f92286487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094fc6471148df6b30da9f2f2a01cbe37519f5258eddb08ccca0be9f92286487", kill_on_drop: false }`
[INFO] [stdout] 094fc6471148df6b30da9f2f2a01cbe37519f5258eddb08ccca0be9f92286487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6859531e83a7cab2bdfd597d3b8dd788b69ae8e4ad5ff47435bbff2e0ef9fe
[INFO] running `Command { std: "docker" "start" "-a" "7e6859531e83a7cab2bdfd597d3b8dd788b69ae8e4ad5ff47435bbff2e0ef9fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking libc v0.2.20
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.4
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking input-stream v0.2.0
[INFO] [stderr]     Checking Restaurant-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dlist`
[INFO] [stdout]  --> src/party.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use dlist;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dlist`
[INFO] [stdout]  --> src/table.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use dlist;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/restaurant.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use std::io;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::input_stream::InputStream`
[INFO] [stdout]  --> src/restaurant.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use self::input_stream::InputStream;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dlist`
[INFO] [stdout]  --> src/party.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     use dlist;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dlist`
[INFO] [stdout]  --> src/table.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use dlist;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/restaurant.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     use std::io;
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::input_stream::InputStream`
[INFO] [stdout]  --> src/restaurant.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     use self::input_stream::InputStream;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: Dlist<Table>::new(),
[INFO] [stdout]    |                                  ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:12:34
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: Dlist<Table>::new(),
[INFO] [stdout]    |                                  ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: Dlist<Table>::new(),
[INFO] [stdout]    |                                 ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: Dlist<Party>::new(),
[INFO] [stdout]    |                                ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: Dlist<Table>::new(),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Table>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: <Dlist<Table> as Example>::new,
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:13:33
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: Dlist<Table>::new(),
[INFO] [stdout]    |                                 ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> src/restaurant.rs:14:32
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: Dlist<Party>::new(),
[INFO] [stdout]    |                                ^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: Dlist<Table>::new(),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Table>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 12 |         available: <Dlist<Table> as Example>::new,
[INFO] [stdout]    |                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: Dlist<Table>::new(),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Table>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: <Dlist<Table> as Example>::new,
[INFO] [stdout]    |                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: Dlist<Party>::new(),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Party>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: <Dlist<Party> as Example>::new,
[INFO] [stdout]    |                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: Dlist<Table>::new(),
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Table>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 13 |         occupied: <Dlist<Table> as Example>::new,
[INFO] [stdout]    |                   ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0223]: ambiguous associated type
[INFO] [stdout]   --> src/restaurant.rs:14:18
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: Dlist<Party>::new(),
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if there were a trait named `Example` with associated type `new` implemented for `Dlist<Party>`, you could use the fully-qualified path
[INFO] [stdout]    |
[INFO] [stdout] 14 |         waiting: <Dlist<Party> as Example>::new,
[INFO] [stdout]    |                  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0214, E0223.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0214, E0223.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `Restaurant-rs` (bin "Restaurant-rs" test) due to 7 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `Restaurant-rs` (bin "Restaurant-rs") due to 7 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7e6859531e83a7cab2bdfd597d3b8dd788b69ae8e4ad5ff47435bbff2e0ef9fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6859531e83a7cab2bdfd597d3b8dd788b69ae8e4ad5ff47435bbff2e0ef9fe", kill_on_drop: false }`
[INFO] [stdout] 7e6859531e83a7cab2bdfd597d3b8dd788b69ae8e4ad5ff47435bbff2e0ef9fe
