[INFO] fetching crate akashi 0.5.2... [INFO] checking akashi-0.5.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate akashi 0.5.2 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate akashi 0.5.2 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] started tweaking crates.io crate akashi 0.5.2 [INFO] finished tweaking crates.io crate akashi 0.5.2 [INFO] tweaked toml for crates.io crate akashi 0.5.2 written to /workspace/builds/worker-6-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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 101 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding crossbeam v0.7.3 (latest: v0.8.4) [INFO] [stderr] Adding crossbeam-channel v0.4.4 (latest: v0.5.12) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding dashmap v2.1.1 (latest: v5.5.3) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.10.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.7.3 (latest: v0.9.9) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded stable_deref_trait v1.2.0 [INFO] [stderr] Downloaded crossbeam-deque v0.8.5 [INFO] [stderr] Downloaded rental-impl v0.5.5 [INFO] [stderr] Downloaded rental v0.5.6 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.18 [INFO] [stderr] Downloaded failure_derive v0.1.8 [INFO] [stderr] Downloaded memoffset v0.5.6 [INFO] [stderr] Downloaded fxhash v0.2.1 [INFO] [stderr] Downloaded autocfg v0.1.8 [INFO] [stderr] Downloaded maybe-uninit v2.0.0 [INFO] [stderr] Downloaded rayon-core v1.12.1 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded crossbeam v0.7.3 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded csv-core v0.1.11 [INFO] [stderr] Downloaded crossbeam-utils v0.7.2 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded aho-corasick v1.1.3 [INFO] [stderr] Downloaded regex-syntax v0.8.3 [INFO] [stderr] Downloaded regex v1.10.4 [INFO] [stderr] Downloaded regex-automata v0.4.6 [INFO] [stderr] Downloaded csv v1.3.0 [INFO] [stderr] Downloaded crossbeam-channel v0.4.4 [INFO] [stderr] Downloaded crossbeam-deque v0.7.4 [INFO] [stderr] Downloaded rayon v1.10.0 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded failure v0.1.8 [INFO] [stderr] Downloaded smallvec v1.13.2 [INFO] [stderr] Downloaded lock_api v0.3.4 [INFO] [stderr] Downloaded parking_lot_core v0.7.3 [INFO] [stderr] Downloaded downcast-rs v1.2.0 [INFO] [stderr] Downloaded unicode-xid v0.2.4 [INFO] [stderr] Downloaded redox_syscall v0.1.57 [INFO] [stderr] Downloaded parking_lot v0.10.2 [INFO] [stderr] Downloaded synstructure v0.12.6 [INFO] [stderr] Downloaded hermit-abi v0.3.9 [INFO] [stderr] Downloaded cloudabi v0.0.3 [INFO] [stderr] Downloaded dashmap v2.1.1 [INFO] [stderr] Downloaded dashmap-shard v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 14e383a145c45e2146a6a85bd9d4d0674a3439e80b1182b401d4481afe19569b [INFO] running `Command { std: "docker" "start" "-a" "14e383a145c45e2146a6a85bd9d4d0674a3439e80b1182b401d4481afe19569b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14e383a145c45e2146a6a85bd9d4d0674a3439e80b1182b401d4481afe19569b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14e383a145c45e2146a6a85bd9d4d0674a3439e80b1182b401d4481afe19569b", kill_on_drop: false }` [INFO] [stdout] 14e383a145c45e2146a6a85bd9d4d0674a3439e80b1182b401d4481afe19569b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 084627606d94093636fa8569d3b704831bc7b83fa2187de2d983cdc9aef6ad79 [INFO] running `Command { std: "docker" "start" "-a" "084627606d94093636fa8569d3b704831bc7b83fa2187de2d983cdc9aef6ad79", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.2.0 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling cc v1.0.90 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling dashmap-shard v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking downcast-rs v1.2.0 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking dashmap v2.1.1 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling rental-impl v0.5.5 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking rental v0.5.6 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking akashi v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `SnowflakeGenerator` is imported redundantly [INFO] [stdout] --> src/components/card_type.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 168 | use super::*; [INFO] [stdout] | -------- the item `SnowflakeGenerator` is already imported here [INFO] [stdout] ... [INFO] [stdout] 171 | use crate::snowflake::SnowflakeGenerator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Component` is imported redundantly [INFO] [stdout] --> src/components/inventory.rs:181:22 [INFO] [stdout] | [INFO] [stdout] 180 | use super::*; [INFO] [stdout] | -------- the item `Component` is already imported here [INFO] [stdout] 181 | use crate::ecs::{Component, Entity}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/components/inventory.rs:192:50 [INFO] [stdout] | [INFO] [stdout] 192 | impl Component for TestComponent {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/ecs/entity_store.rs:562:27 [INFO] [stdout] | [INFO] [stdout] 558 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 562 | use std::sync::{mpsc, Arc, Barrier, RwLock}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `DashMap` is imported redundantly [INFO] [stdout] --> src/ecs/entity_store.rs:565:9 [INFO] [stdout] | [INFO] [stdout] 558 | use super::*; [INFO] [stdout] | -------- the item `DashMap` is already imported here [INFO] [stdout] ... [INFO] [stdout] 565 | use dashmap::DashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ecs/entity_store.rs:970:60 [INFO] [stdout] | [INFO] [stdout] 970 | impl Component for TestComponent {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/components/inventory.rs:191:30 [INFO] [stdout] | [INFO] [stdout] 191 | struct TestComponent(u64); [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `TestComponent` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 191 | struct TestComponent(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/components/inventory.rs:221:9 [INFO] [stdout] | [INFO] [stdout] 221 | drop(r); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut InventoryWriteRental` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.32s [INFO] running `Command { std: "docker" "inspect" "084627606d94093636fa8569d3b704831bc7b83fa2187de2d983cdc9aef6ad79", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "084627606d94093636fa8569d3b704831bc7b83fa2187de2d983cdc9aef6ad79", kill_on_drop: false }` [INFO] [stdout] 084627606d94093636fa8569d3b704831bc7b83fa2187de2d983cdc9aef6ad79