[INFO] fetching crate zero-cli 1.0.2...
[INFO] checking zero-cli-1.0.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate zero-cli 1.0.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate zero-cli 1.0.2 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 zero-cli 1.0.2
[INFO] finished tweaking crates.io crate zero-cli 1.0.2
[INFO] tweaked toml for crates.io crate zero-cli 1.0.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate zero-cli 1.0.2 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 ...
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[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] 59146dc387f06b62d6e27feddd6e66f0fde89d8799189dc1695c45ec596cc844
[INFO] running `Command { std: "docker" "start" "-a" "59146dc387f06b62d6e27feddd6e66f0fde89d8799189dc1695c45ec596cc844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59146dc387f06b62d6e27feddd6e66f0fde89d8799189dc1695c45ec596cc844", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59146dc387f06b62d6e27feddd6e66f0fde89d8799189dc1695c45ec596cc844", kill_on_drop: false }`
[INFO] [stdout] 59146dc387f06b62d6e27feddd6e66f0fde89d8799189dc1695c45ec596cc844
[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] fb076753c148fd10272b15de7a96bad42591a3ca1a5c9ea3eb716b6babaac2fe
[INFO] running `Command { std: "docker" "start" "-a" "fb076753c148fd10272b15de7a96bad42591a3ca1a5c9ea3eb716b6babaac2fe", kill_on_drop: false }`
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[INFO] [stderr]     Checking zero-cli v1.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `std` is imported redundantly
[INFO] [stdout]  --> src/common/read_env_file.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{self, collections::BTreeMap, fs::OpenOptions, io::BufRead, io::BufReader};
[INFO] [stdout]   |           ^^^^ the item `std` 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 `std` is imported redundantly
[INFO] [stdout]  --> src/common/read_env_file.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{self, collections::BTreeMap, fs::OpenOptions, io::BufRead, io::BufReader};
[INFO] [stdout]   |           ^^^^ the item `std` 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 45.30s
[INFO] running `Command { std: "docker" "inspect" "fb076753c148fd10272b15de7a96bad42591a3ca1a5c9ea3eb716b6babaac2fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb076753c148fd10272b15de7a96bad42591a3ca1a5c9ea3eb716b6babaac2fe", kill_on_drop: false }`
[INFO] [stdout] fb076753c148fd10272b15de7a96bad42591a3ca1a5c9ea3eb716b6babaac2fe