[INFO] fetching crate bromine 0.21.0... [INFO] checking bromine-0.21.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate bromine 0.21.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate bromine 0.21.0 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 bromine 0.21.0 [INFO] finished tweaking crates.io crate bromine 0.21.0 [INFO] tweaked toml for crates.io crate bromine 0.21.0 written to /workspace/builds/worker-2-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 183 packages [INFO] [stderr] Adding aead v0.4.3 (latest: v0.5.2) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding chacha20 v0.8.2 (latest: v0.9.1) [INFO] [stderr] Adding chacha20poly1305 v0.9.1 (latest: v0.10.1) [INFO] [stderr] Adding cipher v0.3.0 (latest: v0.4.4) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [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 curve25519-dalek v3.2.1 (latest: v4.1.2) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hash32 v0.2.1 (latest: v0.3.1) [INFO] [stderr] Adding heapless v0.7.17 (latest: v0.8.0) [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 nu-ansi-term v0.46.0 (latest: v0.50.0) [INFO] [stderr] Adding num_enum v0.5.11 (latest: v0.7.2) [INFO] [stderr] Adding num_enum_derive v0.5.11 (latest: v0.7.2) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding poly1305 v0.7.2 (latest: v0.8.0) [INFO] [stderr] Adding port_check v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding postcard v0.7.3 (latest: v1.0.8) [INFO] [stderr] Adding postcard-cobs v0.1.5-pre (latest: v0.2.0) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding subtle v2.4.1 (latest: v2.5.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding universal-hash v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [INFO] [stderr] Adding x25519-dalek v1.2.0 (latest: v2.0.1) [INFO] [stderr] Adding zeroize v1.3.0 (latest: v1.7.0) [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 postcard v0.7.3 [INFO] [stderr] Downloaded dashmap v5.5.3 [INFO] [stderr] Downloaded port_check v0.1.5 [INFO] [stderr] Downloaded heapless v0.7.17 [INFO] [stderr] Downloaded chacha20 v0.8.2 [INFO] [stderr] Downloaded criterion-plot v0.4.5 [INFO] [stderr] Downloaded chacha20poly1305 v0.9.1 [INFO] [stderr] Downloaded criterion v0.3.6 [INFO] [stderr] Downloaded serde_cbor v0.11.2 [INFO] [stderr] Downloaded csv-core v0.1.11 [INFO] [stderr] Downloaded half v1.8.3 [INFO] [stderr] Downloaded csv v1.3.0 [INFO] [stderr] Downloaded atomic-polyfill v1.0.3 [INFO] [stderr] Downloaded postcard-cobs v0.1.5-pre [INFO] [stderr] Downloaded trait-bound-typemap v0.3.3 [INFO] [stderr] Downloaded multi-trait-object v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b4694c01305009ef4f5e34c2b3ef83791b7e07572c3d196cc19da8f22949e124 [INFO] running `Command { std: "docker" "start" "-a" "b4694c01305009ef4f5e34c2b3ef83791b7e07572c3d196cc19da8f22949e124", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b4694c01305009ef4f5e34c2b3ef83791b7e07572c3d196cc19da8f22949e124", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4694c01305009ef4f5e34c2b3ef83791b7e07572c3d196cc19da8f22949e124", kill_on_drop: false }` [INFO] [stdout] b4694c01305009ef4f5e34c2b3ef83791b7e07572c3d196cc19da8f22949e124 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 45244fd011bfb26622410126c016991889df0307461aa597aefe7879dbac3bba [INFO] running `Command { std: "docker" "start" "-a" "45244fd011bfb26622410126c016991889df0307461aa597aefe7879dbac3bba", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking multi-trait-object v0.2.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking lock_api v0.4.11 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking trait-bound-typemap v0.3.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.8 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking port_check v0.1.5 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking rmp v0.8.12 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking bromine v0.21.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `EventHandler` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::events::event_handler::EventHandler; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | use crate::namespaces::namespace::Namespace; [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `EventHandler` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Namespace` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::namespaces::namespace::Namespace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `Namespace` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsyncProtocolStream` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `AsyncProtocolStream` is already imported here [INFO] [stdout] 9 | use crate::protocol::AsyncProtocolStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing` is imported redundantly [INFO] [stdout] --> src/ipc/stream_emitter/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tracing; [INFO] [stdout] | ^^^^^^^ the item `tracing` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macros::*` [INFO] [stdout] --> src/lib.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | pub use macros::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::macros::*` [INFO] [stdout] --> src/lib.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | pub use crate::macros::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking rmp-serde v1.1.2 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `EventHandler` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::events::event_handler::EventHandler; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 7 | use crate::namespaces::namespace::Namespace; [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `EventHandler` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Namespace` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::namespaces::namespace::Namespace; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `Namespace` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsyncProtocolStream` is imported redundantly [INFO] [stdout] --> src/ipc/mod.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `AsyncProtocolStream` is already imported here [INFO] [stdout] 9 | use crate::protocol::AsyncProtocolStream; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing` is imported redundantly [INFO] [stdout] --> src/ipc/stream_emitter/mod.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use tracing; [INFO] [stdout] | ^^^^^^^ the item `tracing` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `macros::*` [INFO] [stdout] --> src/lib.rs:136:9 [INFO] [stdout] | [INFO] [stdout] 136 | pub use macros::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::macros::*` [INFO] [stdout] --> src/lib.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | pub use crate::macros::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.44s [INFO] running `Command { std: "docker" "inspect" "45244fd011bfb26622410126c016991889df0307461aa597aefe7879dbac3bba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45244fd011bfb26622410126c016991889df0307461aa597aefe7879dbac3bba", kill_on_drop: false }` [INFO] [stdout] 45244fd011bfb26622410126c016991889df0307461aa597aefe7879dbac3bba