[INFO] cloning repository https://github.com/kildevaeld/stuff-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kildevaeld/stuff-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkildevaeld%2Fstuff-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkildevaeld%2Fstuff-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 74c6930e962827e79464fc724f8c197a7cd40059 [INFO] checking kildevaeld/stuff-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkildevaeld%2Fstuff-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kildevaeld/stuff-rs [INFO] finished tweaking git repo https://github.com/kildevaeld/stuff-rs [INFO] tweaked toml for git repo https://github.com/kildevaeld/stuff-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kildevaeld/stuff-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kildevaeld/stuff-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70944f7a53273cf86c6331ecac6e1ef3c5ce5d988ad4f8f842409fac5d1f30b8 [INFO] running `Command { std: "docker" "start" "-a" "70944f7a53273cf86c6331ecac6e1ef3c5ce5d988ad4f8f842409fac5d1f30b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70944f7a53273cf86c6331ecac6e1ef3c5ce5d988ad4f8f842409fac5d1f30b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70944f7a53273cf86c6331ecac6e1ef3c5ce5d988ad4f8f842409fac5d1f30b8", kill_on_drop: false }` [INFO] [stdout] 70944f7a53273cf86c6331ecac6e1ef3c5ce5d988ad4f8f842409fac5d1f30b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7e4a11c841d6739b0e5b33da5e4337376e3b1a4e8253f0957495547f0c25249 [INFO] running `Command { std: "docker" "start" "-a" "a7e4a11c841d6739b0e5b33da5e4337376e3b1a4e8253f0957495547f0c25249", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] | [INFO] [stderr] = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling proc-macro2 v1.0.43 [INFO] [stderr] Compiling unicode-ident v1.0.4 [INFO] [stderr] Compiling syn v1.0.100 [INFO] [stderr] Compiling libc v0.2.133 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling futures-core v0.3.24 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Compiling slab v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.24 [INFO] [stderr] Compiling async-trait v0.1.57 [INFO] [stderr] Compiling futures-channel v0.3.24 [INFO] [stderr] Checking futures-sink v0.3.24 [INFO] [stderr] Compiling cc v1.0.74 [INFO] [stderr] Compiling futures-util v0.3.24 [INFO] [stderr] Compiling tokio v1.21.1 [INFO] [stderr] Checking itoa v1.0.4 [INFO] [stderr] Checking futures-io v0.3.24 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking tracing-core v0.1.30 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling indexmap v1.9.1 [INFO] [stderr] Checking spin v0.9.4 [INFO] [stderr] Compiling openssl v0.10.42 [INFO] [stderr] Checking generic-array v0.14.6 [INFO] [stderr] Checking tinyvec v1.6.0 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling parking_lot_core v0.9.3 [INFO] [stderr] Checking http v0.2.8 [INFO] [stderr] Checking percent-encoding v2.2.0 [INFO] [stderr] Checking httpdate v1.0.2 [INFO] [stderr] Compiling serde v1.0.147 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling encoding_rs v0.8.31 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking form_urlencoded v1.1.0 [INFO] [stderr] Checking smallvec v1.9.0 [INFO] [stderr] Checking dale v0.1.0 (https://github.com/kildevaeld/dale-rs#f193ae2c) [INFO] [stderr] Checking ryu v1.0.11 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Compiling thiserror v1.0.37 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking headers-core v0.2.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling mime_guess v2.0.4 [INFO] [stderr] Checking ipnet v2.5.0 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stderr] Checking futures-micro v0.5.0 [INFO] [stderr] Checking relative-path v1.7.2 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Checking async-oneshot v0.5.0 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling openssl-sys v0.9.77 [INFO] [stderr] Checking async-channel v1.7.1 [INFO] [stderr] Checking value v0.1.0 (https://github.com/kildevaeld/value-rs#fa7421b5) [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.3 [INFO] [stderr] Checking digest v0.10.5 [INFO] [stderr] Checking listr v0.1.0 (/opt/rustwide/workdir/listr) [INFO] [stdout] warning: unused import: `std::iter::Skip` [INFO] [stdout] --> listr/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::Skip; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> listr/src/lib.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let ret = match task.task.call(self.ctx.clone()).await { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `listr` (lib) due to 7 previous errors; 4 warnings emitted [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> listr/src/lib.rs:67:30 [INFO] [stdout] | [INFO] [stdout] 67 | Outcome::Failure(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: field `title` is never read [INFO] [stdout] --> listr/src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub struct WorkDesc { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 40 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:53:75 [INFO] [stdout] | [INFO] [stdout] 53 | async fn run_task(&self, task: &WorkDesc) -> Result { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 54 | | if let Some(enabler) = &task.enabler { [INFO] [stdout] 55 | | if !enabler.enabled(&self.ctx) { [INFO] [stdout] 56 | | return Ok(Finale::Skip); [INFO] [stdout] ... | [INFO] [stdout] 76 | | todo!() [INFO] [stdout] 77 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:53:75 [INFO] [stdout] | [INFO] [stdout] 53 | async fn run_task(&self, task: &WorkDesc) -> Result { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 54 | | if let Some(enabler) = &task.enabler { [INFO] [stdout] 55 | | if !enabler.enabled(&self.ctx) { [INFO] [stdout] 56 | | return Ok(Finale::Skip); [INFO] [stdout] ... | [INFO] [stdout] 76 | | todo!() [INFO] [stdout] 77 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:56:24 [INFO] [stdout] | [INFO] [stdout] 56 | return Ok(Finale::Skip); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 62 | return Ok(Finale::Skip); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:33 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::Skip` [INFO] [stdout] --> listr/src/lib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::Skip; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> listr/src/lib.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let ret = match task.task.call(self.ctx.clone()).await { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> listr/src/lib.rs:67:30 [INFO] [stdout] | [INFO] [stdout] 67 | Outcome::Failure(err) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `title` is never read [INFO] [stdout] --> listr/src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 39 | pub struct WorkDesc { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 40 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:53:75 [INFO] [stdout] | [INFO] [stdout] 53 | async fn run_task(&self, task: &WorkDesc) -> Result { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 54 | | if let Some(enabler) = &task.enabler { [INFO] [stdout] 55 | | if !enabler.enabled(&self.ctx) { [INFO] [stdout] 56 | | return Ok(Finale::Skip); [INFO] [stdout] ... | [INFO] [stdout] 76 | | todo!() [INFO] [stdout] 77 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:53:75 [INFO] [stdout] | [INFO] [stdout] 53 | async fn run_task(&self, task: &WorkDesc) -> Result { [INFO] [stdout] | ___________________________________________________________________________^ [INFO] [stdout] 54 | | if let Some(enabler) = &task.enabler { [INFO] [stdout] 55 | | if !enabler.enabled(&self.ctx) { [INFO] [stdout] 56 | | return Ok(Finale::Skip); [INFO] [stdout] ... | [INFO] [stdout] 76 | | todo!() [INFO] [stdout] 77 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:56:24 [INFO] [stdout] | [INFO] [stdout] 56 | return Ok(Finale::Skip); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:62:24 [INFO] [stdout] | [INFO] [stdout] 62 | return Ok(Finale::Skip); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:33 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> listr/src/lib.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | self.run_task(work).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `listr` (lib test) due to 7 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "a7e4a11c841d6739b0e5b33da5e4337376e3b1a4e8253f0957495547f0c25249", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e4a11c841d6739b0e5b33da5e4337376e3b1a4e8253f0957495547f0c25249", kill_on_drop: false }` [INFO] [stdout] a7e4a11c841d6739b0e5b33da5e4337376e3b1a4e8253f0957495547f0c25249