[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] testing HarmonEpsilon/Restaurant-rs against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHarmonEpsilon%2FRestaurant-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HarmonEpsilon/Restaurant-rs on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-9/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: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62ac9d1f1ddf3256503a6554c1a951e0230207fa99c90c9e8227403fee6ebe97 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "62ac9d1f1ddf3256503a6554c1a951e0230207fa99c90c9e8227403fee6ebe97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62ac9d1f1ddf3256503a6554c1a951e0230207fa99c90c9e8227403fee6ebe97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62ac9d1f1ddf3256503a6554c1a951e0230207fa99c90c9e8227403fee6ebe97", kill_on_drop: false }` [INFO] [stdout] 62ac9d1f1ddf3256503a6554c1a951e0230207fa99c90c9e8227403fee6ebe97 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ec9b6081cba914a66c2eaf4d60af0214467a4f5cea8b571188fd2213f93e99c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7ec9b6081cba914a66c2eaf4d60af0214467a4f5cea8b571188fd2213f93e99c", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.43 [INFO] [stderr] Compiling backtrace v0.3.0 [INFO] [stderr] Compiling libc v0.2.20 [INFO] [stderr] Compiling cfg-if v0.1.0 [INFO] [stderr] Compiling dbghelp-sys v0.2.0 [INFO] [stderr] Compiling backtrace-sys v0.1.10 [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] [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::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
::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::new(), [INFO] [stdout] | ^^^^^ only `Fn` traits may use parentheses [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] error[E0223]: ambiguous associated type [INFO] [stdout] --> src/restaurant.rs:12:20 [INFO] [stdout] | [INFO] [stdout] 12 | available: Dlist
::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [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
::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [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::new(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: use fully-qualified syntax: ` as Trait>::new` [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] [stderr] error: could not compile `Restaurant-rs` due to 7 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "7ec9b6081cba914a66c2eaf4d60af0214467a4f5cea8b571188fd2213f93e99c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ec9b6081cba914a66c2eaf4d60af0214467a4f5cea8b571188fd2213f93e99c", kill_on_drop: false }` [INFO] [stdout] 7ec9b6081cba914a66c2eaf4d60af0214467a4f5cea8b571188fd2213f93e99c