[INFO] fetching crate enocean 0.2.58... [INFO] checking enocean-0.2.58 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate enocean 0.2.58 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate enocean 0.2.58 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 enocean 0.2.58 [INFO] finished tweaking crates.io crate enocean 0.2.58 [INFO] tweaked toml for crates.io crate enocean 0.2.58 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate enocean 0.2.58 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 v3.3.0 [INFO] [stderr] Downloaded memchr v2.2.1 [INFO] [stderr] Downloaded IOKit-sys v0.1.5 [INFO] [stderr] Downloaded libudev v0.2.0 [INFO] [stderr] Downloaded CoreFoundation-sys v0.1.4 [INFO] [stderr] Downloaded mach v0.1.2 [INFO] [stderr] Downloaded pkg-config v0.3.17 [INFO] [stderr] Downloaded mach v0.2.3 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded libc v0.2.65 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7ca44d098064036ed574fe91158f5db75b034745bf13fff6718523468c555a31 [INFO] running `Command { std: "docker" "start" "-a" "7ca44d098064036ed574fe91158f5db75b034745bf13fff6718523468c555a31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ca44d098064036ed574fe91158f5db75b034745bf13fff6718523468c555a31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca44d098064036ed574fe91158f5db75b034745bf13fff6718523468c555a31", kill_on_drop: false }` [INFO] [stdout] 7ca44d098064036ed574fe91158f5db75b034745bf13fff6718523468c555a31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c307ada99329714f1520565dc56230200e4a41712750cc0b66caf8e088065e1a [INFO] running `Command { std: "docker" "start" "-a" "c307ada99329714f1520565dc56230200e4a41712750cc0b66caf8e088065e1a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking enocean v0.2.58 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/enocean.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result_payload` is never read [INFO] [stdout] --> src/enocean.rs:684:17 [INFO] [stdout] | [INFO] [stdout] 684 | let mut result_payload: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:681:13 [INFO] [stdout] | [INFO] [stdout] 681 | let mut result_sender_id: [u8; 4]; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:682:13 [INFO] [stdout] | [INFO] [stdout] 682 | let mut result_rorg: Rorg; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:683:13 [INFO] [stdout] | [INFO] [stdout] 683 | let mut result_status: u8; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.78s [INFO] running `Command { std: "docker" "inspect" "c307ada99329714f1520565dc56230200e4a41712750cc0b66caf8e088065e1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c307ada99329714f1520565dc56230200e4a41712750cc0b66caf8e088065e1a", kill_on_drop: false }` [INFO] [stdout] c307ada99329714f1520565dc56230200e4a41712750cc0b66caf8e088065e1a [INFO] checking enocean-0.2.58 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate enocean 0.2.58 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate enocean 0.2.58 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 enocean 0.2.58 [INFO] finished tweaking crates.io crate enocean 0.2.58 [INFO] tweaked toml for crates.io crate enocean 0.2.58 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate enocean 0.2.58 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b85d6f9be787e0f3b49fcd7e59df6d8377058a4787db0085779ae6aab2e4e7bc [INFO] running `Command { std: "docker" "start" "-a" "b85d6f9be787e0f3b49fcd7e59df6d8377058a4787db0085779ae6aab2e4e7bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b85d6f9be787e0f3b49fcd7e59df6d8377058a4787db0085779ae6aab2e4e7bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b85d6f9be787e0f3b49fcd7e59df6d8377058a4787db0085779ae6aab2e4e7bc", kill_on_drop: false }` [INFO] [stdout] b85d6f9be787e0f3b49fcd7e59df6d8377058a4787db0085779ae6aab2e4e7bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d2e59f1498c3b3b1d4edc2b637f726d2d08ad00dd4c07e0b723e780604467cae [INFO] running `Command { std: "docker" "start" "-a" "d2e59f1498c3b3b1d4edc2b637f726d2d08ad00dd4c07e0b723e780604467cae", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking enocean v0.2.58 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/enocean.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `result_payload` is never read [INFO] [stdout] --> src/enocean.rs:684:17 [INFO] [stdout] | [INFO] [stdout] 684 | let mut result_payload: Vec = Vec::new(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:681:13 [INFO] [stdout] | [INFO] [stdout] 681 | let mut result_sender_id: [u8; 4]; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:682:13 [INFO] [stdout] | [INFO] [stdout] 682 | let mut result_rorg: Rorg; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/enocean.rs:683:13 [INFO] [stdout] | [INFO] [stdout] 683 | let mut result_status: u8; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.90s [INFO] running `Command { std: "docker" "inspect" "d2e59f1498c3b3b1d4edc2b637f726d2d08ad00dd4c07e0b723e780604467cae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2e59f1498c3b3b1d4edc2b637f726d2d08ad00dd4c07e0b723e780604467cae", kill_on_drop: false }` [INFO] [stdout] d2e59f1498c3b3b1d4edc2b637f726d2d08ad00dd4c07e0b723e780604467cae