[INFO] fetching crate rust_dmx 0.5.0... [INFO] checking rust_dmx-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rust_dmx 0.5.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate rust_dmx 0.5.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust_dmx 0.5.0 [INFO] finished tweaking crates.io crate rust_dmx 0.5.0 [INFO] tweaked toml for crates.io crate rust_dmx 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate rust_dmx 0.5.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded typetag v0.2.13 [INFO] [stderr] Downloaded inventory v0.3.12 [INFO] [stderr] Downloaded derive_more v0.99.13 [INFO] [stderr] Downloaded typetag-impl v0.2.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] baedc3de13ec641a46561b57b7b3b34cd657d0d97b03274671c16ef5d62b150a [INFO] running `Command { std: "docker" "start" "-a" "baedc3de13ec641a46561b57b7b3b34cd657d0d97b03274671c16ef5d62b150a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "baedc3de13ec641a46561b57b7b3b34cd657d0d97b03274671c16ef5d62b150a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baedc3de13ec641a46561b57b7b3b34cd657d0d97b03274671c16ef5d62b150a", kill_on_drop: false }` [INFO] [stdout] baedc3de13ec641a46561b57b7b3b34cd657d0d97b03274671c16ef5d62b150a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94e900ed3994156af2a21955bbc2a9afeb004fc6537590d3a954dbc750d06487 [INFO] running `Command { std: "docker" "start" "-a" "94e900ed3994156af2a21955bbc2a9afeb004fc6537590d3a954dbc750d06487", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking inventory v0.3.12 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Compiling derive_more v0.99.13 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling thiserror-impl v1.0.49 [INFO] [stderr] Compiling typetag-impl v0.2.13 [INFO] [stderr] Checking thiserror v1.0.49 [INFO] [stderr] Checking erased-serde v0.3.31 [INFO] [stderr] Checking typetag v0.2.13 [INFO] [stderr] Checking rust_dmx v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/enttec.rs:284:30 [INFO] [stdout] | [INFO] [stdout] 284 | use std::{thread::sleep, time::Duration}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 285 | [INFO] [stdout] 286 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/enttec.rs:266:13 [INFO] [stdout] | [INFO] [stdout] 266 | UsbPort(UsbPortInfo), [INFO] [stdout] | ------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 266 | UsbPort(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/enttec.rs:266:13 [INFO] [stdout] | [INFO] [stdout] 266 | UsbPort(UsbPortInfo), [INFO] [stdout] | ------- ^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 266 | UsbPort(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.12s [INFO] running `Command { std: "docker" "inspect" "94e900ed3994156af2a21955bbc2a9afeb004fc6537590d3a954dbc750d06487", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94e900ed3994156af2a21955bbc2a9afeb004fc6537590d3a954dbc750d06487", kill_on_drop: false }` [INFO] [stdout] 94e900ed3994156af2a21955bbc2a9afeb004fc6537590d3a954dbc750d06487 [INFO] checking rust_dmx-0.5.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate rust_dmx 0.5.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate rust_dmx 0.5.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust_dmx 0.5.0 [INFO] finished tweaking crates.io crate rust_dmx 0.5.0 [INFO] tweaked toml for crates.io crate rust_dmx 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate rust_dmx 0.5.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 529ffe3f734062521adabedf8f6b1ac2e969d9b17dff451716791f70f196370e [INFO] running `Command { std: "docker" "start" "-a" "529ffe3f734062521adabedf8f6b1ac2e969d9b17dff451716791f70f196370e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "529ffe3f734062521adabedf8f6b1ac2e969d9b17dff451716791f70f196370e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "529ffe3f734062521adabedf8f6b1ac2e969d9b17dff451716791f70f196370e", kill_on_drop: false }` [INFO] [stdout] 529ffe3f734062521adabedf8f6b1ac2e969d9b17dff451716791f70f196370e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a530f6786582b5590eb639ba4a06a791299798e41c56158ae84eb8ad6e81853 [INFO] running `Command { std: "docker" "start" "-a" "4a530f6786582b5590eb639ba4a06a791299798e41c56158ae84eb8ad6e81853", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking inventory v0.3.12 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking anyhow v1.0.75 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/libudev-0.3.0/src/enumerator.rs:171:17 [INFO] [stdout] | [INFO] [stdout] 171 | / if !device.is_null() { [INFO] [stdout] 172 | | return Some(::device::from_raw(device)); [INFO] [stdout] 173 | | } [INFO] [stdout] 174 | | else { [INFO] [stdout] 175 | | continue; [INFO] [stdout] 176 | | } [INFO] [stdout] | |_________________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `libudev` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "4a530f6786582b5590eb639ba4a06a791299798e41c56158ae84eb8ad6e81853", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a530f6786582b5590eb639ba4a06a791299798e41c56158ae84eb8ad6e81853", kill_on_drop: false }` [INFO] [stdout] 4a530f6786582b5590eb639ba4a06a791299798e41c56158ae84eb8ad6e81853