[INFO] fetching crate clitask 0.9.1... [INFO] checking clitask-0.9.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate clitask 0.9.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate clitask 0.9.1 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate clitask 0.9.1 [INFO] finished tweaking crates.io crate clitask 0.9.1 [INFO] tweaked toml for crates.io crate clitask 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate clitask 0.9.1 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded preferences v1.1.0 [INFO] [stderr] Downloaded curl v0.4.42 [INFO] [stderr] Downloaded app_dirs v1.2.1 [INFO] [stderr] Downloaded serde_json v0.9.10 [INFO] [stderr] Downloaded curl-sys v0.4.52+curl-7.81.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1bb980e4e4db4c508648d48fe70e4ce5eb8ccd7f42f70075f88842e54bc0ac08 [INFO] running `Command { std: "docker" "start" "-a" "1bb980e4e4db4c508648d48fe70e4ce5eb8ccd7f42f70075f88842e54bc0ac08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1bb980e4e4db4c508648d48fe70e4ce5eb8ccd7f42f70075f88842e54bc0ac08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bb980e4e4db4c508648d48fe70e4ce5eb8ccd7f42f70075f88842e54bc0ac08", kill_on_drop: false }` [INFO] [stdout] 1bb980e4e4db4c508648d48fe70e4ce5eb8ccd7f42f70075f88842e54bc0ac08 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8547dc1d3018912e1cdf8ff51b0382aee4ef7c229d4dae2dd780950167cb603 [INFO] running `Command { std: "docker" "start" "-a" "b8547dc1d3018912e1cdf8ff51b0382aee4ef7c229d4dae2dd780950167cb603", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling pkg-config v0.3.24 [INFO] [stderr] Compiling cc v1.0.72 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling curl v0.4.42 [INFO] [stderr] Checking serde v0.9.15 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling serde_codegen_internals v0.14.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling serde_derive v0.9.15 [INFO] [stderr] Compiling openssl-sys v0.9.72 [INFO] [stderr] Compiling libz-sys v1.1.3 [INFO] [stderr] Compiling curl-sys v0.4.52+curl-7.81.0 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking socket2 v0.4.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v3.0.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking xdg v2.4.0 [INFO] [stderr] Checking app_dirs v1.2.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking serde_json v0.9.10 [INFO] [stderr] Checking preferences v1.1.0 [INFO] [stderr] Checking clitask v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/command.rs:44:21 [INFO] [stdout] | [INFO] [stdout] 44 | let mut webtask; [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: unused variable: `e` [INFO] [stdout] --> src/main.rs:129:13 [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => Settings { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `checkSettings` should have a snake case name [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let checkSettings = || { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_settings` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/settings.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | self.save(&APP_INFO, ".config"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 27 | let _ = self.save(&APP_INFO, ".config"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/settings.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | self.save(&APP_INFO, ".config"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = self.save(&APP_INFO, ".config"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/command.rs:44:21 [INFO] [stdout] | [INFO] [stdout] 44 | let mut webtask; [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: unused variable: `e` [INFO] [stdout] --> src/main.rs:129:13 [INFO] [stdout] | [INFO] [stdout] 129 | Err(e) => Settings { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `checkSettings` should have a snake case name [INFO] [stdout] --> src/main.rs:135:9 [INFO] [stdout] | [INFO] [stdout] 135 | let checkSettings = || { [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `check_settings` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/settings.rs:27:9 [INFO] [stdout] | [INFO] [stdout] 27 | self.save(&APP_INFO, ".config"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 27 | let _ = self.save(&APP_INFO, ".config"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/settings.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | self.save(&APP_INFO, ".config"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 44 | let _ = self.save(&APP_INFO, ".config"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.19s [INFO] running `Command { std: "docker" "inspect" "b8547dc1d3018912e1cdf8ff51b0382aee4ef7c229d4dae2dd780950167cb603", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8547dc1d3018912e1cdf8ff51b0382aee4ef7c229d4dae2dd780950167cb603", kill_on_drop: false }` [INFO] [stdout] b8547dc1d3018912e1cdf8ff51b0382aee4ef7c229d4dae2dd780950167cb603