[INFO] cloning repository https://github.com/Windfisch/loopfisch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Windfisch/loopfisch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ddf46248ba831666ef424447e45b049c5aaf2ff9 [INFO] checking Windfisch/loopfisch against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWindfisch%2Floopfisch" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Windfisch/loopfisch on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Windfisch/loopfisch [INFO] finished tweaking git repo https://github.com/Windfisch/loopfisch [INFO] tweaked toml for git repo https://github.com/Windfisch/loopfisch written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Windfisch/loopfisch already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/Windfisch/rust-assert-no-alloc` [INFO] [stderr] Updating git repository `https://github.com/jkryl/eventfd-rust` [INFO] [stderr] Updating git repository `https://github.com/Windfisch/gen-iter` [INFO] [stderr] Updating git repository `https://github.com/Windfisch/rust-jack` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded uncased v0.9.3 [INFO] [stderr] Downloaded pear_codegen v0.2.0 [INFO] [stderr] Downloaded tokio-fd v0.1.0 [INFO] [stderr] Downloaded ref-cast-impl v1.0.3 [INFO] [stderr] Downloaded ringbuf v0.2.2 [INFO] [stderr] Downloaded pear v0.2.0 [INFO] [stderr] Downloaded libloading v0.6.6 [INFO] [stderr] Downloaded figment v0.9.4 [INFO] [stderr] Downloaded ref-cast v1.0.3 [INFO] [stderr] Downloaded nix v0.11.1 [INFO] [stderr] Downloaded intrusive-collections v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 133f8b5110d84831c379358b9c1fa4b55d77d676f214303d4a06635d348d7324 [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" "133f8b5110d84831c379358b9c1fa4b55d77d676f214303d4a06635d348d7324", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "133f8b5110d84831c379358b9c1fa4b55d77d676f214303d4a06635d348d7324", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "133f8b5110d84831c379358b9c1fa4b55d77d676f214303d4a06635d348d7324", kill_on_drop: false }` [INFO] [stdout] 133f8b5110d84831c379358b9c1fa4b55d77d676f214303d4a06635d348d7324 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa8f3aa5baa9463dfe05a5ee41c77779a64e8785b349bc32ef5a5631af3857dd [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" "fa8f3aa5baa9463dfe05a5ee41c77779a64e8785b349bc32ef5a5631af3857dd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling bytes v0.5.6 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling pin-project-lite v0.1.11 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling smallvec v1.5.1 [INFO] [stderr] Checking inlinable_string v0.1.14 [INFO] [stderr] Compiling httpdate v0.3.2 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling state v0.4.2 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking binascii v0.1.4 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking assert_no_alloc v1.1.0 (https://github.com/Windfisch/rust-assert-no-alloc#deacecf3) [INFO] [stderr] Checking gen-iter v0.2.0 (https://github.com/Windfisch/gen-iter#87fdc268) [INFO] [stderr] Checking ringbuf v0.2.2 [INFO] [stderr] Compiling standback v0.2.13 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.9.1 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling time v0.2.23 [INFO] [stderr] Compiling uncased v0.9.3 [INFO] [stderr] Compiling cookie v0.15.0-dev (https://github.com/SergioBenitez/cookie-rs.git?rev=1c3ca83#1c3ca838) [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling rocket_http v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#1f1f44f3) [INFO] [stderr] Compiling atomic v0.5.0 [INFO] [stderr] Compiling figment v0.9.4 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking libloading v0.6.6 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling rocket v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#1f1f44f3) [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Checking http v0.2.2 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking signal-hook-registry v1.2.2 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking socket2 v0.3.19 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking jack-sys v0.2.0 (https://github.com/Windfisch/rust-jack#d77752bf) [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Checking futures-lite v1.11.3 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Checking jack v0.6.2 (https://github.com/Windfisch/rust-jack#d77752bf) [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking intrusive-collections v0.9.0 [INFO] [stderr] Checking async-io v1.3.1 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Compiling syn v1.0.55 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking async-process v1.0.1 [INFO] [stderr] Checking async-std v1.8.0 [INFO] [stderr] Checking http-body v0.3.1 [INFO] [stderr] Checking eventfd v0.2.0 (https://github.com/jkryl/eventfd-rust?rev=4e7c14af4b32bd764f46788c5098c951e47b38f9#4e7c14af) [INFO] [stderr] Compiling devise_core v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a) [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Compiling pear_codegen v0.2.0 [INFO] [stderr] Compiling serde_derive v1.0.118 [INFO] [stderr] Compiling ref-cast-impl v1.0.3 [INFO] [stderr] Compiling devise_codegen v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a) [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling ref-cast v1.0.3 [INFO] [stderr] Compiling time-macros v0.1.1 [INFO] [stderr] Compiling tokio v0.2.24 [INFO] [stderr] Compiling devise v0.3.0 (https://github.com/SergioBenitez/Devise.git?rev=3648468#3648468a) [INFO] [stderr] Checking pear v0.2.0 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Compiling pin-project v0.4.27 [INFO] [stderr] Compiling tracing-futures v0.2.4 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Checking serde v1.0.118 [INFO] [stderr] Checking tokio-fd v0.1.0 [INFO] [stderr] Checking h2 v0.2.7 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking ubyte v0.10.1 [INFO] [stderr] Checking serde_json v1.0.60 [INFO] [stderr] Checking hyper v0.13.9 [INFO] [stderr] Compiling rocket_codegen v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#1f1f44f3) [INFO] [stderr] Checking rocket_contrib v0.5.0-dev (https://github.com/SergioBenitez/Rocket?branch=master#1f1f44f3) [INFO] [stderr] Checking loopfisch v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `generic_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/main.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #44265 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_associated_types` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/main.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | #![feature(generic_associated_types)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #44265 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> src/engine/dummy_driver.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `info` [INFO] [stdout] --> src/engine/frontend.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn info(&self) -> &AudioDeviceInfo { &self.info } [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine/frontend.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn takes(&self) -> &HashMap { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `info` [INFO] [stdout] --> src/engine/frontend.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn info(&self) -> &MidiDeviceInfo { &self.info } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine/frontend.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn takes(&self) -> &HashMap { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DeleteTake` [INFO] [stdout] --> src/engine/messages.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | DeleteTake(u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine/frontend.rs:37:9 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn takes(&self) -> &HashMap { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `info` [INFO] [stdout] --> src/engine/frontend.rs:46:9 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn info(&self) -> &MidiDeviceInfo { &self.info } [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `takes` [INFO] [stdout] --> src/engine/frontend.rs:47:9 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn takes(&self) -> &HashMap { &self.takes } [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `DeleteTake` [INFO] [stdout] --> src/engine/messages.rs:16:2 [INFO] [stdout] | [INFO] [stdout] 16 | DeleteTake(u32) [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 59s [INFO] running `Command { std: "docker" "inspect" "fa8f3aa5baa9463dfe05a5ee41c77779a64e8785b349bc32ef5a5631af3857dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa8f3aa5baa9463dfe05a5ee41c77779a64e8785b349bc32ef5a5631af3857dd", kill_on_drop: false }` [INFO] [stdout] fa8f3aa5baa9463dfe05a5ee41c77779a64e8785b349bc32ef5a5631af3857dd