[INFO] fetching crate thwack 0.4.1... [INFO] checking thwack-0.4.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate thwack 0.4.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate thwack 0.4.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate thwack 0.4.1 [INFO] finished tweaking crates.io crate thwack 0.4.1 [INFO] tweaked toml for crates.io crate thwack 0.4.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate thwack 0.4.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb2465ec44a6753b00351ee55be7e5c077d99d57a94fd08db172b1ad9c5c1fa6 [INFO] running `Command { std: "docker" "start" "-a" "fb2465ec44a6753b00351ee55be7e5c077d99d57a94fd08db172b1ad9c5c1fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb2465ec44a6753b00351ee55be7e5c077d99d57a94fd08db172b1ad9c5c1fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb2465ec44a6753b00351ee55be7e5c077d99d57a94fd08db172b1ad9c5c1fa6", kill_on_drop: false }` [INFO] [stdout] fb2465ec44a6753b00351ee55be7e5c077d99d57a94fd08db172b1ad9c5c1fa6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aff94b12aa7ef12699680da42967609751382cebdb6de997f8a19896178c2331 [INFO] running `Command { std: "docker" "start" "-a" "aff94b12aa7ef12699680da42967609751382cebdb6de997f8a19896178c2331", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling signal-hook v0.3.9 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking signal-hook-mio v0.2.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking crossterm v0.20.0 [INFO] [stderr] Checking thwack v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> tests/helper.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn add(&mut self, event: Option) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_tree` [INFO] [stdout] --> tests/helper.rs:163:8 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn create_tree() -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> tests/helper.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.inner.iter().for_each(|v| { [INFO] [stdout] 55 | | for e in escape_default(*v) { [INFO] [stdout] 56 | | buf.push(e); [INFO] [stdout] 57 | | } [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.inner.iter().for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `add` [INFO] [stdout] --> tests/helper.rs:125:12 [INFO] [stdout] | [INFO] [stdout] 125 | pub fn add(&mut self, event: Option) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_tree` [INFO] [stdout] --> tests/helper.rs:163:8 [INFO] [stdout] | [INFO] [stdout] 163 | pub fn create_tree() -> io::Result { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> tests/helper.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.inner.iter().for_each(|v| { [INFO] [stdout] 55 | | for e in escape_default(*v) { [INFO] [stdout] 56 | | buf.push(e); [INFO] [stdout] 57 | | } [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.inner.iter().for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> tests/helper.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.inner.iter().for_each(|v| { [INFO] [stdout] 55 | | for e in escape_default(*v) { [INFO] [stdout] 56 | | buf.push(e); [INFO] [stdout] 57 | | } [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.inner.iter().for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> tests/helper.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | / &self.inner.iter().for_each(|v| { [INFO] [stdout] 55 | | for e in escape_default(*v) { [INFO] [stdout] 56 | | buf.push(e); [INFO] [stdout] 57 | | } [INFO] [stdout] 58 | | }); [INFO] [stdout] | |__________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = &self.inner.iter().for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.83s [INFO] running `Command { std: "docker" "inspect" "aff94b12aa7ef12699680da42967609751382cebdb6de997f8a19896178c2331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff94b12aa7ef12699680da42967609751382cebdb6de997f8a19896178c2331", kill_on_drop: false }` [INFO] [stdout] aff94b12aa7ef12699680da42967609751382cebdb6de997f8a19896178c2331