[INFO] fetching crate wora 0.0.2... [INFO] checking wora-0.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate wora 0.0.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate wora 0.0.2 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] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml [INFO] started tweaking crates.io crate wora 0.0.2 [INFO] finished tweaking crates.io crate wora 0.0.2 [INFO] tweaked toml for crates.io crate wora 0.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate wora 0.0.2 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 unicode-ident v1.0.10 [INFO] [stderr] Downloaded proc-lock-api v0.4.0 [INFO] [stderr] Downloaded proc-lock v0.4.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.41 [INFO] [stderr] Downloaded serde v1.0.166 [INFO] [stderr] Downloaded decimal-percentage v0.1.3 [INFO] [stderr] Downloaded caps v0.5.5 [INFO] [stderr] Downloaded ahash v0.8.3 [INFO] [stderr] Downloaded clap v4.3.11 [INFO] [stderr] Downloaded clap_builder v4.3.11 [INFO] [stderr] Downloaded rustix v0.38.3 [INFO] [stderr] Downloaded rkyv v0.7.42 [INFO] [stderr] Downloaded rust_decimal v1.30.0 [INFO] [stderr] Downloaded serde_json v1.0.100 [INFO] [stderr] Downloaded sysinfo v0.29.4 [INFO] [stderr] Downloaded ryu v1.0.14 [INFO] [stderr] Downloaded bytecheck_derive v0.6.11 [INFO] [stderr] Downloaded bytecheck v0.6.11 [INFO] [stderr] Downloaded rend v0.4.0 [INFO] [stderr] Downloaded rkyv_derive v0.7.42 [INFO] [stderr] Downloaded uuid v1.4.0 [INFO] [stderr] Downloaded notify v5.1.0 [INFO] [stderr] Downloaded async-trait v0.1.71 [INFO] [stderr] Downloaded os_info v3.7.0 [INFO] [stderr] Downloaded proc-lock-macro v0.4.0 [INFO] [stderr] Downloaded itoa v1.0.8 [INFO] [stderr] Downloaded toml_edit v0.19.12 [INFO] [stderr] Downloaded relative-path v1.8.0 [INFO] [stderr] Downloaded lunchbox v0.1.3 [INFO] [stderr] Downloaded serde_derive v1.0.166 [INFO] [stderr] Downloaded thiserror v1.0.41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b75ea6439745b2bd7e5d90079a88c4afa9066ce3c89e1a60e3028e9e283c8ea8 [INFO] running `Command { std: "docker" "start" "-a" "b75ea6439745b2bd7e5d90079a88c4afa9066ce3c89e1a60e3028e9e283c8ea8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b75ea6439745b2bd7e5d90079a88c4afa9066ce3c89e1a60e3028e9e283c8ea8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b75ea6439745b2bd7e5d90079a88c4afa9066ce3c89e1a60e3028e9e283c8ea8", kill_on_drop: false }` [INFO] [stdout] b75ea6439745b2bd7e5d90079a88c4afa9066ce3c89e1a60e3028e9e283c8ea8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5a060dd0fb658de9901d2c47271901d5f4b5ea6994e4f1b37df4f5f0c34e6b0e [INFO] running `Command { std: "docker" "start" "-a" "5a060dd0fb658de9901d2c47271901d5f4b5ea6994e4f1b37df4f5f0c34e6b0e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.10 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling serde v1.0.166 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling thiserror v1.0.41 [INFO] [stderr] Checking futures-channel v0.3.28 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling rustix v0.38.3 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking linux-raw-sys v0.4.3 [INFO] [stderr] Compiling async-trait v0.1.71 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Checking bitflags v2.3.3 [INFO] [stderr] Compiling syn v2.0.23 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Checking anstyle-parse v0.2.1 [INFO] [stderr] Checking lock_api v0.4.10 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Compiling tokio v1.29.1 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling memoffset v0.7.1 [INFO] [stderr] Compiling rust_decimal v1.30.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking hashbrown v0.14.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking anstyle v1.0.1 [INFO] [stderr] Checking equivalent v1.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Compiling proc-lock-api v0.4.0 [INFO] [stderr] Checking inotify-sys v0.1.5 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Compiling lunchbox v0.1.3 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Checking indexmap v2.0.0 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking clap_lex v0.5.0 [INFO] [stderr] Compiling serde_json v1.0.100 [INFO] [stderr] Checking either v1.8.1 [INFO] [stderr] Checking winnow v0.4.7 [INFO] [stderr] Checking clap_builder v4.3.11 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking inotify v0.9.6 [INFO] [stderr] Checking filetime v0.2.21 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking path-clean v0.1.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking ryu v1.0.14 [INFO] [stderr] Checking itoa v1.0.8 [INFO] [stderr] Checking relative-path v1.8.0 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking notify v5.1.0 [INFO] [stderr] Checking directories v5.0.1 [INFO] [stderr] Checking users v0.11.0 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Checking sysinfo v0.29.4 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Compiling serde_derive v1.0.166 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling thiserror-impl v1.0.41 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling tracing-attributes v0.1.26 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Compiling proc-lock-macro v0.4.0 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Checking futures-util v0.3.28 [INFO] [stderr] Checking proc-lock v0.4.0 [INFO] [stderr] Checking caps v0.5.5 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking clap v4.3.11 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking opentelemetry_api v0.18.0 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking opentelemetry_sdk v0.18.0 [INFO] [stderr] Checking opentelemetry v0.18.0 [INFO] [stderr] Checking serde_spanned v0.6.3 [INFO] [stderr] Checking toml_datetime v0.6.3 [INFO] [stderr] Checking os_info v3.7.0 [INFO] [stderr] Checking chrono v0.4.26 [INFO] [stderr] Checking toml_edit v0.19.12 [INFO] [stderr] Checking decimal-percentage v0.1.3 [INFO] [stderr] Checking toml v0.7.6 [INFO] [stderr] Checking wora v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct UnixLike { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 19 | pub dirs: Dirs, [INFO] [stdout] 20 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnixLike` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 119 | pub struct UnixLikeUser { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 120 | unix: UnixLike, [INFO] [stdout] 121 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:219:5 [INFO] [stdout] | [INFO] [stdout] 218 | pub struct UnixLikeBare { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 219 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `handle` and `counters` are never read [INFO] [stdout] --> src/metrics.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct MetricsProducerStdout { [INFO] [stdout] | --------------------- fields in this struct [INFO] [stdout] 31 | handle: tokio::io::Stdout, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | counters: HashMap, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct UnixLike { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] 19 | pub dirs: Dirs, [INFO] [stdout] 20 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnixLike` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 119 | pub struct UnixLikeUser { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 120 | unix: UnixLike, [INFO] [stdout] 121 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `fs` is never read [INFO] [stdout] --> src/exec_unix.rs:219:5 [INFO] [stdout] | [INFO] [stdout] 218 | pub struct UnixLikeBare { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 219 | fs: LocalFS, [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `handle` and `counters` are never read [INFO] [stdout] --> src/metrics.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct MetricsProducerStdout { [INFO] [stdout] | --------------------- fields in this struct [INFO] [stdout] 31 | handle: tokio::io::Stdout, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 32 | counters: HashMap, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PidExt`, `System` [INFO] [stdout] --> examples/sysinfo.rs:1:57 [INFO] [stdout] | [INFO] [stdout] 1 | use sysinfo::{CpuExt, DiskExt, NetworkExt, NetworksExt, PidExt, ProcessExt, System, SystemExt}; [INFO] [stdout] | ^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> examples/basic.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [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: unused import: `std::io::Error` [INFO] [stdout] --> examples/async_daemon.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [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: unused import: `lunchbox::ReadableFileSystem` [INFO] [stdout] --> examples/async_daemon.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use lunchbox::ReadableFileSystem; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `fs` [INFO] [stdout] --> examples/async_daemon.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | fs: &LocalFS, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_fs` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exec` [INFO] [stdout] --> examples/async_daemon.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | exec: &(dyn Executor + Send + Sync), [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_exec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `t_or_f` and `list` are never read [INFO] [stdout] --> examples/async_daemon.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 42 | struct Obj { [INFO] [stdout] | --- fields in this struct [INFO] [stdout] 43 | t_or_f: bool, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 44 | list: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `str`, `num`, and `obj` are never read [INFO] [stdout] --> examples/async_daemon.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 48 | pub struct DaemonConfig { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 49 | str: String, [INFO] [stdout] | ^^^ [INFO] [stdout] 50 | num: Option, [INFO] [stdout] | ^^^ [INFO] [stdout] 51 | obj: Obj, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `state` is never read [INFO] [stdout] --> examples/async_daemon.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 58 | struct DaemonApp { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 59 | args: DaemonArgs, [INFO] [stdout] 60 | state: DaemonSharedState, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/async_daemon.rs:126:25 [INFO] [stdout] | [INFO] [stdout] 126 | / self.log_reload_handle.modify(|filter| { [INFO] [stdout] 127 | | *filter = filter::LevelFilter::TRACE; [INFO] [stdout] 128 | | }); [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] 126 | let _ = self.log_reload_handle.modify(|filter| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `Command { std: "docker" "inspect" "5a060dd0fb658de9901d2c47271901d5f4b5ea6994e4f1b37df4f5f0c34e6b0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a060dd0fb658de9901d2c47271901d5f4b5ea6994e4f1b37df4f5f0c34e6b0e", kill_on_drop: false }` [INFO] [stdout] 5a060dd0fb658de9901d2c47271901d5f4b5ea6994e4f1b37df4f5f0c34e6b0e