[INFO] fetching crate rust_dmx 0.5.0... [INFO] checking rust_dmx-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate rust_dmx 0.5.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate rust_dmx 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serialport v4.2.2 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded inventory v0.3.12 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded bitflags v2.0.2 [INFO] [stderr] Downloaded libudev v0.3.0 [INFO] [stderr] Downloaded derive_more v0.99.13 [INFO] [stderr] Downloaded typetag-impl v0.2.13 [INFO] [stderr] Downloaded typetag v0.2.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0c415c35997df96c31978ecd4d4184f53d21e045b2309bcb002dbb30fc49f8d9 [INFO] running `Command { std: "docker" "start" "-a" "0c415c35997df96c31978ecd4d4184f53d21e045b2309bcb002dbb30fc49f8d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0c415c35997df96c31978ecd4d4184f53d21e045b2309bcb002dbb30fc49f8d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c415c35997df96c31978ecd4d4184f53d21e045b2309bcb002dbb30fc49f8d9", kill_on_drop: false }` [INFO] [stdout] 0c415c35997df96c31978ecd4d4184f53d21e045b2309bcb002dbb30fc49f8d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a9d6193a7b0fdbaef3d43116a6d48443346591c0d54a225c463dd370dfd64ac [INFO] running `Command { std: "docker" "start" "-a" "6a9d6193a7b0fdbaef3d43116a6d48443346591c0d54a225c463dd370dfd64ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling thiserror v1.0.49 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking inventory v0.3.12 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Compiling derive_more v0.99.13 [INFO] [stderr] Checking serialport v4.2.2 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling typetag-impl v0.2.13 [INFO] [stderr] Compiling thiserror-impl 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: 1 warning emitted [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.14s [INFO] running `Command { std: "docker" "inspect" "6a9d6193a7b0fdbaef3d43116a6d48443346591c0d54a225c463dd370dfd64ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a9d6193a7b0fdbaef3d43116a6d48443346591c0d54a225c463dd370dfd64ac", kill_on_drop: false }` [INFO] [stdout] 6a9d6193a7b0fdbaef3d43116a6d48443346591c0d54a225c463dd370dfd64ac [INFO] checking rust_dmx-0.5.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate rust_dmx 0.5.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate rust_dmx 0.5.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfb06febdb111d173afb7b38d9adef0e530031c040668133d46a9cc1a39378f6 [INFO] running `Command { std: "docker" "start" "-a" "cfb06febdb111d173afb7b38d9adef0e530031c040668133d46a9cc1a39378f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfb06febdb111d173afb7b38d9adef0e530031c040668133d46a9cc1a39378f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfb06febdb111d173afb7b38d9adef0e530031c040668133d46a9cc1a39378f6", kill_on_drop: false }` [INFO] [stdout] cfb06febdb111d173afb7b38d9adef0e530031c040668133d46a9cc1a39378f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d10169bc91fe09dd08234d1c946a3fc9c113e76d54fbfe309f93b396b9b7404e [INFO] running `Command { std: "docker" "start" "-a" "d10169bc91fe09dd08234d1c946a3fc9c113e76d54fbfe309f93b396b9b7404e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling thiserror v1.0.49 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking inventory v0.3.12 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking bitflags v2.0.2 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking libudev v0.3.0 [INFO] [stderr] Compiling derive_more v0.99.13 [INFO] [stderr] Compiling serde_derive v1.0.189 [INFO] [stderr] Compiling typetag-impl v0.2.13 [INFO] [stderr] Compiling thiserror-impl v1.0.49 [INFO] [stderr] Checking serialport v4.2.2 [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: 2 warnings emitted [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.78s [INFO] running `Command { std: "docker" "inspect" "d10169bc91fe09dd08234d1c946a3fc9c113e76d54fbfe309f93b396b9b7404e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d10169bc91fe09dd08234d1c946a3fc9c113e76d54fbfe309f93b396b9b7404e", kill_on_drop: false }` [INFO] [stdout] d10169bc91fe09dd08234d1c946a3fc9c113e76d54fbfe309f93b396b9b7404e