[INFO] cloning repository https://github.com/Vurich/basic-midi-sequencer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Vurich/basic-midi-sequencer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fbasic-midi-sequencer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fbasic-midi-sequencer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d006dbaaf9484dd59cbd8e8ec09711e0f93d8fea [INFO] testing Vurich/basic-midi-sequencer against beta-2021-09-12 for beta-1.56-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVurich%2Fbasic-midi-sequencer" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Vurich/basic-midi-sequencer on toolchain beta-2021-09-12 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Vurich/basic-midi-sequencer [INFO] finished tweaking git repo https://github.com/Vurich/basic-midi-sequencer [INFO] tweaked toml for git repo https://github.com/Vurich/basic-midi-sequencer written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/Vurich/basic-midi-sequencer already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ron v0.6.0 [INFO] [stderr] Downloaded arraytools v0.1.5 [INFO] [stderr] Downloaded ghakuf v0.5.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 546de2628af51001bd898c3b465da2dcd65dec4ab22ba6ec6756e907b6d23010 [INFO] running `Command { std: "docker" "start" "-a" "546de2628af51001bd898c3b465da2dcd65dec4ab22ba6ec6756e907b6d23010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "546de2628af51001bd898c3b465da2dcd65dec4ab22ba6ec6756e907b6d23010", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "546de2628af51001bd898c3b465da2dcd65dec4ab22ba6ec6756e907b6d23010", kill_on_drop: false }` [INFO] [stdout] 546de2628af51001bd898c3b465da2dcd65dec4ab22ba6ec6756e907b6d23010 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d1dce74f088bb02a885038949c0379d36a01d93ed797df9d58ab50788bd3a5c [INFO] running `Command { std: "docker" "start" "-a" "3d1dce74f088bb02a885038949c0379d36a01d93ed797df9d58ab50788bd3a5c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling arraytools v0.1.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling ghakuf v0.5.5 [INFO] [stderr] Compiling ron v0.6.0 [INFO] [stderr] Compiling elektron-sequencer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0658]: use of unstable library feature 'int_roundings' [INFO] [stdout] --> src/main.rs:562:48 [INFO] [stdout] | [INFO] [stdout] 562 | let first_index = (start - start_tick).div_ceil(&ticks_per_beat); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #88581 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:562:57 [INFO] [stdout] | [INFO] [stdout] 562 | let first_index = (start - start_tick).div_ceil(&ticks_per_beat); [INFO] [stdout] | ^^^^^^^^^^^^^^^ expected `u64`, found `&u64` [INFO] [stdout] | [INFO] [stdout] help: consider removing the borrow [INFO] [stdout] | [INFO] [stdout] 562 - let first_index = (start - start_tick).div_ceil(&ticks_per_beat); [INFO] [stdout] 562 + let first_index = (start - start_tick).div_ceil(ticks_per_beat); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future [INFO] [stdout] --> src/main.rs:1080:14 [INFO] [stdout] | [INFO] [stdout] 1080 | .zip(channels.as_mut_array()) [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unstable_name_collisions)]` on by default [INFO] [stdout] = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior! [INFO] [stdout] = note: for more information, see issue #48919 [INFO] [stdout] = help: call with fully qualified syntax `arraytools::ArrayTools::zip(...)` to keep using the current method [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `num_integer::Integer` [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use num_integer::Integer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `elektron-sequencer` due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3d1dce74f088bb02a885038949c0379d36a01d93ed797df9d58ab50788bd3a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d1dce74f088bb02a885038949c0379d36a01d93ed797df9d58ab50788bd3a5c", kill_on_drop: false }` [INFO] [stdout] 3d1dce74f088bb02a885038949c0379d36a01d93ed797df9d58ab50788bd3a5c