[INFO] fetching crate riffol 0.3.0... [INFO] checking riffol-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate riffol 0.3.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate riffol 0.3.0 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 riffol 0.3.0 [INFO] finished tweaking crates.io crate riffol 0.3.0 [INFO] tweaked toml for crates.io crate riffol 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 128 packages [INFO] [stderr] Adding arrayvec v0.4.12 (latest: v0.7.4) [INFO] [stderr] Adding atty v0.2.11 (latest: v0.2.14) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-channel v0.2.6 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-epoch v0.6.1 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-utils v0.5.0 (latest: v0.8.19) [INFO] [stderr] Adding crossbeam-utils v0.6.6 (latest: v0.8.19) [INFO] [stderr] Adding error-chain v0.11.0 (latest: v0.12.4) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.4.0) [INFO] [stderr] Adding lock_api v0.1.5 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.2.1 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding nereon v0.4.4 (latest: v0.6.0) [INFO] [stderr] Adding nereon_derive v0.4.3 (latest: v0.6.0) [INFO] [stderr] Adding nix v0.11.1 (latest: v0.28.0) [INFO] [stderr] Adding numtoa v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.6.4 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.3.1 (latest: v0.9.9) [INFO] [stderr] Adding proc-macro2 v0.4.30 (latest: v1.0.79) [INFO] [stderr] Adding quote v0.6.13 (latest: v1.0.35) [INFO] [stderr] Adding rand v0.5.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding scopeguard v0.3.3 (latest: v1.2.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding signal-hook v0.1.17 (latest: v0.3.17) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding stderrlog v0.4.3 (latest: v0.6.0) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding syn v0.15.44 (latest: v2.0.58) [INFO] [stderr] Adding syslog v4.0.1 (latest: v6.1.0) [INFO] [stderr] Adding termion v1.5.6 (latest: v3.0.0) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding thread_local v0.3.4 (latest: v1.1.8) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.34) [INFO] [stderr] Adding unicode-xid v0.1.0 (latest: v0.2.4) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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] Downloading crates ... [INFO] [stderr] Downloaded error-chain v0.11.0 [INFO] [stderr] Downloaded nereon_derive v0.4.3 [INFO] [stderr] Downloaded parking_lot_core v0.3.1 [INFO] [stderr] Downloaded syslog v4.0.1 [INFO] [stderr] Downloaded crossbeam-channel v0.2.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.6.1 [INFO] [stderr] Downloaded crossbeam-utils v0.5.0 [INFO] [stderr] Downloaded lock_api v0.1.5 [INFO] [stderr] Downloaded parking_lot v0.6.4 [INFO] [stderr] Downloaded nereon v0.4.4 [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] fd5eaa195d7a713d1c23282ad9ea7e79a00b28890113a9a01459878cda2449d8 [INFO] running `Command { std: "docker" "start" "-a" "fd5eaa195d7a713d1c23282ad9ea7e79a00b28890113a9a01459878cda2449d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd5eaa195d7a713d1c23282ad9ea7e79a00b28890113a9a01459878cda2449d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd5eaa195d7a713d1c23282ad9ea7e79a00b28890113a9a01459878cda2449d8", kill_on_drop: false }` [INFO] [stdout] fd5eaa195d7a713d1c23282ad9ea7e79a00b28890113a9a01459878cda2449d8 [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] e07e5a403c2a4587da6f421ee697b4e3673d05dde09d68daa348dceb523cf916 [INFO] running `Command { std: "docker" "start" "-a" "e07e5a403c2a4587da6f421ee697b4e3673d05dde09d68daa348dceb523cf916", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking owning_ref v0.4.1 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking ucd-trie v0.1.6 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking stderrlog v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Compiling nereon_derive v0.4.3 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking syslog v4.0.1 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Compiling pest v2.7.9 [INFO] [stderr] Compiling pest_meta v2.7.9 [INFO] [stderr] Compiling pest_generator v2.7.9 [INFO] [stderr] Compiling pest_derive v2.7.9 [INFO] [stderr] Checking nereon v0.4.4 [INFO] [stderr] Checking riffol v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/application.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/application.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `nereon` is imported redundantly [INFO] [stdout] --> src/config.rs:27:14 [INFO] [stdout] | [INFO] [stdout] 27 | use nereon::{self, FromValue, Value}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate nereon; [INFO] [stdout] | -------------------- the item `nereon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `nereon` is imported redundantly [INFO] [stdout] --> src/config.rs:27:14 [INFO] [stdout] | [INFO] [stdout] 27 | use nereon::{self, FromValue, Value}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | extern crate nereon; [INFO] [stdout] | -------------------- the item `nereon` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/config.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> src/config.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syslog` is imported redundantly [INFO] [stdout] --> src/config.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use syslog; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | extern crate syslog; [INFO] [stdout] | -------------------- the item `syslog` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/init.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syslog` is imported redundantly [INFO] [stdout] --> src/config.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | use syslog; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | extern crate syslog; [INFO] [stdout] | -------------------- the item `syslog` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `signal_hook` is imported redundantly [INFO] [stdout] --> src/init.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use signal_hook; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate signal_hook; [INFO] [stdout] | ------------------------- the item `signal_hook` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `signal_hook` is imported redundantly [INFO] [stdout] --> src/signal.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use signal_hook; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate signal_hook; [INFO] [stdout] | ------------------------- the item `signal_hook` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syslog` is imported redundantly [INFO] [stdout] --> src/stream.rs:35:14 [INFO] [stdout] | [INFO] [stdout] 35 | use syslog::{self, Formatter3164, Logger, LoggerBackend, Severity::*}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | extern crate syslog; [INFO] [stdout] | -------------------- the item `syslog` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/init.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `signal_hook` is imported redundantly [INFO] [stdout] --> src/init.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | use signal_hook; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate signal_hook; [INFO] [stdout] | ------------------------- the item `signal_hook` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:25:1 [INFO] [stdout] | [INFO] [stdout] 25 | extern crate libc; [INFO] [stdout] | ------------------ the item `libc` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `signal_hook` is imported redundantly [INFO] [stdout] --> src/signal.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use signal_hook; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | extern crate signal_hook; [INFO] [stdout] | ------------------------- the item `signal_hook` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/signal.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 25 | use libc; [INFO] [stdout] | ---- the item `libc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 33 | use libc; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `syslog` is imported redundantly [INFO] [stdout] --> src/stream.rs:35:14 [INFO] [stdout] | [INFO] [stdout] 35 | use syslog::{self, Formatter3164, Logger, LoggerBackend, Severity::*}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:32:1 [INFO] [stdout] | [INFO] [stdout] 32 | extern crate syslog; [INFO] [stdout] | -------------------- the item `syslog` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:50 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/health.rs:149:50 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::os::unix::process::CommandExt::before_exec`: should be unsafe, use `pre_exec` instead [INFO] [stdout] --> src/application.rs:289:14 [INFO] [stdout] | [INFO] [stdout] 289 | .before_exec(move || { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [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/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [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/stream.rs:176:21 [INFO] [stdout] | [INFO] [stdout] 176 | let mut connection = connections.get_mut(handle).unwrap(); [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/stream.rs:195:21 [INFO] [stdout] | [INFO] [stdout] 195 | let mut connection = connections.remove(handle); [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/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [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/stream.rs:243:17 [INFO] [stdout] | [INFO] [stdout] 243 | let mut logger: syslog::Result< [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `libc::statvfs` does not permit being left uninitialized [INFO] [stdout] --> src/health.rs:149:38 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::map_or` that must be used [INFO] [stdout] --> src/init.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | stop_idx.map_or((), |idx| self.schedule_stop(idx)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the returned value, use `if let` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 142 | let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `libc::statvfs` does not permit being left uninitialized [INFO] [stdout] --> src/health.rs:149:38 [INFO] [stdout] | [INFO] [stdout] 149 | let mut stats: statvfs = ::std::mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Option::::map_or` that must be used [INFO] [stdout] --> src/init.rs:142:13 [INFO] [stdout] | [INFO] [stdout] 142 | stop_idx.map_or((), |idx| self.schedule_stop(idx)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the returned value, use `if let` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 142 | let _ = stop_idx.map_or((), |idx| self.schedule_stop(idx)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.82s [INFO] running `Command { std: "docker" "inspect" "e07e5a403c2a4587da6f421ee697b4e3673d05dde09d68daa348dceb523cf916", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e07e5a403c2a4587da6f421ee697b4e3673d05dde09d68daa348dceb523cf916", kill_on_drop: false }` [INFO] [stdout] e07e5a403c2a4587da6f421ee697b4e3673d05dde09d68daa348dceb523cf916