[INFO] fetching crate enocean 0.2.58... [INFO] checking enocean-0.2.58 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate enocean 0.2.58 into /workspace/builds/worker-3-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-3-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 mach v0.2.3 [INFO] [stderr] Downloaded serialport v3.3.0 [INFO] [stderr] Downloaded libudev v0.2.0 [INFO] [stderr] Downloaded cc v1.0.47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9bf7d0eaa9b550fb0dabd4f8f1c5313f6231baec57ec00bba6ec8d5c253561b7 [INFO] running `Command { std: "docker" "start" "-a" "9bf7d0eaa9b550fb0dabd4f8f1c5313f6231baec57ec00bba6ec8d5c253561b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9bf7d0eaa9b550fb0dabd4f8f1c5313f6231baec57ec00bba6ec8d5c253561b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bf7d0eaa9b550fb0dabd4f8f1c5313f6231baec57ec00bba6ec8d5c253561b7", kill_on_drop: false }` [INFO] [stdout] 9bf7d0eaa9b550fb0dabd4f8f1c5313f6231baec57ec00bba6ec8d5c253561b7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6ce79fbfc269fa06393c1d310b03b5ea6446722625c42162aac7bb6d09f0fb49 [INFO] running `Command { std: "docker" "start" "-a" "6ce79fbfc269fa06393c1d310b03b5ea6446722625c42162aac7bb6d09f0fb49", 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: 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 4.88s [INFO] running `Command { std: "docker" "inspect" "6ce79fbfc269fa06393c1d310b03b5ea6446722625c42162aac7bb6d09f0fb49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ce79fbfc269fa06393c1d310b03b5ea6446722625c42162aac7bb6d09f0fb49", kill_on_drop: false }` [INFO] [stdout] 6ce79fbfc269fa06393c1d310b03b5ea6446722625c42162aac7bb6d09f0fb49 [INFO] checking enocean-0.2.58 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate enocean 0.2.58 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate enocean 0.2.58 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2bc972db3271f021f40477149edefddeeaf24f854595472f58e5f96a2fa35968 [INFO] running `Command { std: "docker" "start" "-a" "2bc972db3271f021f40477149edefddeeaf24f854595472f58e5f96a2fa35968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2bc972db3271f021f40477149edefddeeaf24f854595472f58e5f96a2fa35968", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bc972db3271f021f40477149edefddeeaf24f854595472f58e5f96a2fa35968", kill_on_drop: false }` [INFO] [stdout] 2bc972db3271f021f40477149edefddeeaf24f854595472f58e5f96a2fa35968 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db64e94e56d38694e36f6a33537645609e509659ad878c394f024266c585514a [INFO] running `Command { std: "docker" "start" "-a" "db64e94e56d38694e36f6a33537645609e509659ad878c394f024266c585514a", 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/645bb72776a6a56a1a8f52631a44bd082b2ba509/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 5.10s [INFO] running `Command { std: "docker" "inspect" "db64e94e56d38694e36f6a33537645609e509659ad878c394f024266c585514a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db64e94e56d38694e36f6a33537645609e509659ad878c394f024266c585514a", kill_on_drop: false }` [INFO] [stdout] db64e94e56d38694e36f6a33537645609e509659ad878c394f024266c585514a