[INFO] fetching crate bin-cpuflags-x86 1.0.1...
[INFO] checking bin-cpuflags-x86-1.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate bin-cpuflags-x86 1.0.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bin-cpuflags-x86 1.0.1 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 bin-cpuflags-x86 1.0.1
[INFO] finished tweaking crates.io crate bin-cpuflags-x86 1.0.1
[INFO] tweaked toml for crates.io crate bin-cpuflags-x86 1.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate bin-cpuflags-x86 1.0.1 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 twox-hash v1.6.3
[INFO] [stderr]   Downloaded thiserror-core-impl v1.0.38
[INFO] [stderr]   Downloaded thiserror-core v1.0.38
[INFO] [stderr]   Downloaded ruzstd v0.4.0
[INFO] [stderr]   Downloaded iced-x86 v1.20.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c80fde2f951a0cbd4511493dc92a960b9b75ddcdc73255ec9f655b99826dece3
[INFO] running `Command { std: "docker" "start" "-a" "c80fde2f951a0cbd4511493dc92a960b9b75ddcdc73255ec9f655b99826dece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c80fde2f951a0cbd4511493dc92a960b9b75ddcdc73255ec9f655b99826dece3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c80fde2f951a0cbd4511493dc92a960b9b75ddcdc73255ec9f655b99826dece3", kill_on_drop: false }`
[INFO] [stdout] c80fde2f951a0cbd4511493dc92a960b9b75ddcdc73255ec9f655b99826dece3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 07c98e7dcf04b42fe347e80d31e4e056cd88be0e110f85a43cec6c9e696f29a1
[INFO] running `Command { std: "docker" "start" "-a" "07c98e7dcf04b42fe347e80d31e4e056cd88be0e110f85a43cec6c9e696f29a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling thiserror-core v1.0.38
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking iced-x86 v1.20.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling thiserror-core-impl v1.0.38
[INFO] [stderr]     Checking ruzstd v0.4.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking bin-cpuflags-x86 v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `object` is imported redundantly
[INFO] [stdout]  --> src/binary.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use object::{self, Architecture, Object, ObjectSection, ReadCache, ReadRef, SectionKind};
[INFO] [stdout]   |              ^^^^ the item `object` 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 `object` is imported redundantly
[INFO] [stdout]  --> src/binary.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | use object::{self, Architecture, Object, ObjectSection, ReadCache, ReadRef, SectionKind};
[INFO] [stdout]   |              ^^^^ the item `object` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.86s
[INFO] running `Command { std: "docker" "inspect" "07c98e7dcf04b42fe347e80d31e4e056cd88be0e110f85a43cec6c9e696f29a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c98e7dcf04b42fe347e80d31e4e056cd88be0e110f85a43cec6c9e696f29a1", kill_on_drop: false }`
[INFO] [stdout] 07c98e7dcf04b42fe347e80d31e4e056cd88be0e110f85a43cec6c9e696f29a1