[INFO] fetching crate async-metronome 0.2.0... [INFO] checking async-metronome-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate async-metronome 0.2.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate async-metronome 0.2.0 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 async-metronome 0.2.0 [INFO] finished tweaking crates.io crate async-metronome 0.2.0 [INFO] tweaked toml for crates.io crate async-metronome 0.2.0 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 121 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.2) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.3.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding darling v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding darling_core v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding darling_macro v0.10.2 (latest: v0.20.8) [INFO] [stderr] Adding derive_builder v0.9.0 (latest: v0.20.0) [INFO] [stderr] Adding derive_builder_core v0.9.0 (latest: v0.20.0) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener v4.0.3 (latest: v5.3.0) [INFO] [stderr] Adding event-listener-strategy v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding flume v0.9.2 (latest: v0.11.0) [INFO] [stderr] Adding futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.4) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nanorand v0.4.4 (latest: v0.7.0) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.6.0) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.32) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [INFO] [stderr] Adding spinning_top v0.2.5 (latest: v0.3.0) [INFO] [stderr] Adding strsim v0.9.3 (latest: v0.11.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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 flume v0.9.2 [INFO] [stderr] Downloaded darling_macro v0.10.2 [INFO] [stderr] Downloaded darling_core v0.10.2 [INFO] [stderr] Downloaded async-metronome-attributes v0.1.1 [INFO] [stderr] Downloaded ident_case v1.0.1 [INFO] [stderr] Downloaded strsim v0.9.3 [INFO] [stderr] Downloaded darling v0.10.2 [INFO] [stderr] Downloaded derive_builder_core v0.9.0 [INFO] [stderr] Downloaded derive_builder v0.9.0 [INFO] [stderr] Downloaded nanorand v0.4.4 [INFO] [stderr] Downloaded spinning_top v0.2.5 [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] 78f81fd0ca1dbf2994b626afeddbb79b290509d9c204eff6c05bc79df497ae7a [INFO] running `Command { std: "docker" "start" "-a" "78f81fd0ca1dbf2994b626afeddbb79b290509d9c204eff6c05bc79df497ae7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78f81fd0ca1dbf2994b626afeddbb79b290509d9c204eff6c05bc79df497ae7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78f81fd0ca1dbf2994b626afeddbb79b290509d9c204eff6c05bc79df497ae7a", kill_on_drop: false }` [INFO] [stdout] 78f81fd0ca1dbf2994b626afeddbb79b290509d9c204eff6c05bc79df497ae7a [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] b6512bf3f4619d8ce4738420c98faa776726fe6f41eef2c06fd24e40022bcef3 [INFO] running `Command { std: "docker" "start" "-a" "b6512bf3f4619d8ce4738420c98faa776726fe6f41eef2c06fd24e40022bcef3", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking parking v2.2.0 [INFO] [stderr] Checking futures-io v0.3.30 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking futures-lite v2.3.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking concurrent-queue v2.4.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking async-task v4.7.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking event-listener v4.0.3 [INFO] [stderr] Checking event-listener v5.3.0 [INFO] [stderr] Checking value-bag v1.8.1 [INFO] [stderr] Checking event-listener-strategy v0.4.0 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking async-lock v3.3.0 [INFO] [stderr] Checking event-listener-strategy v0.5.1 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Compiling rustix v0.37.27 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking async-channel v2.2.0 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking spinning_top v0.2.5 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking blocking v1.5.1 [INFO] [stderr] Checking nanorand v0.4.4 [INFO] [stderr] Checking async-executor v1.9.1 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking flume v0.9.2 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Compiling darling_core v0.10.2 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling pin-project-internal v1.1.5 [INFO] [stderr] Compiling async-metronome-attributes v0.1.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling darling_macro v0.10.2 [INFO] [stderr] Checking polling v3.6.0 [INFO] [stderr] Checking pin-project v1.1.5 [INFO] [stderr] Checking async-io v2.3.2 [INFO] [stderr] Compiling darling v0.10.2 [INFO] [stderr] Compiling derive_builder_core v0.9.0 [INFO] [stderr] Checking async-global-executor v2.4.1 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking async-metronome v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `async_task` is imported redundantly [INFO] [stdout] --> src/lib.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | use async_task::{self, Runnable}; [INFO] [stdout] | ^^^^ the item `async_task` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flume` is imported redundantly [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use flume; [INFO] [stdout] | ^^^^^ the item `flume` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `async_task` is imported redundantly [INFO] [stdout] --> src/lib.rs:59:18 [INFO] [stdout] | [INFO] [stdout] 59 | use async_task::{self, Runnable}; [INFO] [stdout] | ^^^^ the item `async_task` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `flume` is imported redundantly [INFO] [stdout] --> src/lib.rs:72:5 [INFO] [stdout] | [INFO] [stdout] 72 | use flume; [INFO] [stdout] | ^^^^^ the item `flume` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `timeout` is never read [INFO] [stdout] --> src/lib.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 85 | pub struct Options { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 86 | #[builder(setter(into, strip_option), default)] [INFO] [stdout] 87 | timeout: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:327:20 [INFO] [stdout] | [INFO] [stdout] 327 | panic!(HASCONTEXT); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 327 | panic!("{}", HASCONTEXT); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:392:24 [INFO] [stdout] | [INFO] [stdout] 392 | panic!(DEADLOCK); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 392 | panic!("{}", DEADLOCK); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `timeout` is never read [INFO] [stdout] --> src/lib.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 85 | pub struct Options { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 86 | #[builder(setter(into, strip_option), default)] [INFO] [stdout] 87 | timeout: Option, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Options` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:327:20 [INFO] [stdout] | [INFO] [stdout] 327 | panic!(HASCONTEXT); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 327 | panic!("{}", HASCONTEXT); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:392:24 [INFO] [stdout] | [INFO] [stdout] 392 | panic!(DEADLOCK); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 392 | panic!("{}", DEADLOCK); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> tests/ordering.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | ai1.compare_and_swap(0, 1, ordering); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> tests/ordering.rs:22:24 [INFO] [stdout] | [INFO] [stdout] 22 | assert_eq!(ai2.compare_and_swap(1, 2, ordering), 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> tests/ordering.rs:29:24 [INFO] [stdout] | [INFO] [stdout] 29 | assert_eq!(ai3.compare_and_swap(2, 3, ordering), 2); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.15s [INFO] running `Command { std: "docker" "inspect" "b6512bf3f4619d8ce4738420c98faa776726fe6f41eef2c06fd24e40022bcef3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6512bf3f4619d8ce4738420c98faa776726fe6f41eef2c06fd24e40022bcef3", kill_on_drop: false }` [INFO] [stdout] b6512bf3f4619d8ce4738420c98faa776726fe6f41eef2c06fd24e40022bcef3