[INFO] fetching crate whiz 0.5.0...
[INFO] checking whiz-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate whiz 0.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate whiz 0.5.0 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] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate whiz 0.5.0
[INFO] finished tweaking crates.io crate whiz 0.5.0
[INFO] tweaked toml for crates.io crate whiz 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate whiz 0.5.0 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 self_update v0.37.0
[INFO] [stderr]   Downloaded subprocess v0.2.9
[INFO] [stderr]   Downloaded path-absolutize v3.1.0
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[INFO] [stderr]   Downloaded actix_derive v0.6.0
[INFO] [stderr]   Downloaded access-json v0.1.0
[INFO] [stderr]   Downloaded erased-serde v0.3.28
[INFO] [stderr]   Downloaded notify v6.0.1
[INFO] [stderr]   Downloaded actix v0.13.0
[INFO] [stderr]   Downloaded winnow v0.5.6
[INFO] [stderr]   Downloaded quick-xml v0.23.1
[INFO] [stderr]   Downloaded aho-corasick v1.0.3
[INFO] [stderr]   Downloaded dlv-list v0.5.0
[INFO] [stderr]   Downloaded ordered-multimap v0.6.0
[INFO] [stderr]   Downloaded rust-ini v0.19.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded openssl-src v111.27.0+1.1.1v
[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] 094572d1dcc3f71577a7aa8f1422d9a835eb68d81c1da8d4881559268a17fb4b
[INFO] running `Command { std: "docker" "start" "-a" "094572d1dcc3f71577a7aa8f1422d9a835eb68d81c1da8d4881559268a17fb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "094572d1dcc3f71577a7aa8f1422d9a835eb68d81c1da8d4881559268a17fb4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "094572d1dcc3f71577a7aa8f1422d9a835eb68d81c1da8d4881559268a17fb4b", kill_on_drop: false }`
[INFO] [stdout] 094572d1dcc3f71577a7aa8f1422d9a835eb68d81c1da8d4881559268a17fb4b
[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] 3c8f37b272cb48ebab3f6021fae872af290374bd5e1494b64b3cc1acf8120124
[INFO] running `Command { std: "docker" "start" "-a" "3c8f37b272cb48ebab3f6021fae872af290374bd5e1494b64b3cc1acf8120124", kill_on_drop: false }`
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[INFO] [stderr]     Checking whiz v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `shlex` is imported redundantly
[INFO] [stdout]   --> src/actors/command.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use shlex;
[INFO] [stdout]    |     ^^^^^ the item `shlex` 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 `shlex` is imported redundantly
[INFO] [stdout]   --> src/actors/command.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use shlex;
[INFO] [stdout]    |     ^^^^^ the item `shlex` 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 1m 15s
[INFO] running `Command { std: "docker" "inspect" "3c8f37b272cb48ebab3f6021fae872af290374bd5e1494b64b3cc1acf8120124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8f37b272cb48ebab3f6021fae872af290374bd5e1494b64b3cc1acf8120124", kill_on_drop: false }`
[INFO] [stdout] 3c8f37b272cb48ebab3f6021fae872af290374bd5e1494b64b3cc1acf8120124