[INFO] fetching crate openring 0.1.13...
[INFO] checking openring-0.1.13 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate openring 0.1.13 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate openring 0.1.13 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 openring 0.1.13
[INFO] finished tweaking crates.io crate openring 0.1.13
[INFO] tweaked toml for crates.io crate openring 0.1.13 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate openring 0.1.13 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 pest_meta v2.7.4
[INFO] [stderr]   Downloaded chrono-tz-build v0.2.0
[INFO] [stderr]   Downloaded pest_generator v2.7.4
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[INFO] [stderr]   Downloaded ammonia v3.3.0
[INFO] [stderr]   Downloaded quick-xml v0.27.1
[INFO] [stderr]   Downloaded feed-rs v1.3.0
[INFO] [stderr]   Downloaded rustix v0.38.18
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[INFO] [stderr]   Downloaded chrono-tz v0.8.3
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[INFO] [stderr]   Downloaded portable-atomic v1.4.3
[INFO] [stderr]   Downloaded indicatif v0.17.7
[INFO] [stderr]   Downloaded pest v2.7.4
[INFO] [stderr]   Downloaded deunicode v0.4.4
[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] a0a979ea2656f782d093b77ffc948981cb9c80399f0eb468840f5ba54c6677f5
[INFO] running `Command { std: "docker" "start" "-a" "a0a979ea2656f782d093b77ffc948981cb9c80399f0eb468840f5ba54c6677f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0a979ea2656f782d093b77ffc948981cb9c80399f0eb468840f5ba54c6677f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a979ea2656f782d093b77ffc948981cb9c80399f0eb468840f5ba54c6677f5", kill_on_drop: false }`
[INFO] [stdout] a0a979ea2656f782d093b77ffc948981cb9c80399f0eb468840f5ba54c6677f5
[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] 859efd27b1a8cd94924efcd2c2e916ad65760711528e086fb48146727cd35a62
[INFO] running `Command { std: "docker" "start" "-a" "859efd27b1a8cd94924efcd2c2e916ad65760711528e086fb48146727cd35a62", kill_on_drop: false }`
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[INFO] [stderr]     Checking openring v0.1.13 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `openring` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use openring::{self, Args};
[INFO] [stdout]   |                ^^^^ the item `openring` 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 `openring` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use openring::{self, Args};
[INFO] [stdout]   |                ^^^^ the item `openring` 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 40.93s
[INFO] running `Command { std: "docker" "inspect" "859efd27b1a8cd94924efcd2c2e916ad65760711528e086fb48146727cd35a62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859efd27b1a8cd94924efcd2c2e916ad65760711528e086fb48146727cd35a62", kill_on_drop: false }`
[INFO] [stdout] 859efd27b1a8cd94924efcd2c2e916ad65760711528e086fb48146727cd35a62