[INFO] fetching crate rustyfetch 0.1.91...
[INFO] checking rustyfetch-0.1.91 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rustyfetch 0.1.91 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rustyfetch 0.1.91 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 rustyfetch 0.1.91
[INFO] finished tweaking crates.io crate rustyfetch 0.1.91
[INFO] tweaked toml for crates.io crate rustyfetch 0.1.91 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustyfetch 0.1.91 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 crossbeam-deque v0.8.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.11
[INFO] [stderr]   Downloaded os-release v0.1.0
[INFO] [stderr]   Downloaded either v1.7.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.10
[INFO] [stderr]   Downloaded whoami v1.2.1
[INFO] [stderr]   Downloaded sysinfo v0.25.1
[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] 6af746e7bc467e1056fe09625676a10e32962132707e6c04333b9f67292175ea
[INFO] running `Command { std: "docker" "start" "-a" "6af746e7bc467e1056fe09625676a10e32962132707e6c04333b9f67292175ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6af746e7bc467e1056fe09625676a10e32962132707e6c04333b9f67292175ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6af746e7bc467e1056fe09625676a10e32962132707e6c04333b9f67292175ea", kill_on_drop: false }`
[INFO] [stdout] 6af746e7bc467e1056fe09625676a10e32962132707e6c04333b9f67292175ea
[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] 799227e1f2be85cfea0e5a14886f93bfa11e802c3d2770bc6af8fb0d4653504d
[INFO] running `Command { std: "docker" "start" "-a" "799227e1f2be85cfea0e5a14886f93bfa11e802c3d2770bc6af8fb0d4653504d", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling sysinfo v0.25.1
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking os-release v0.1.0
[INFO] [stderr]     Checking whoami v1.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking rustyfetch v0.1.91 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `whoami` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use whoami;
[INFO] [stdout]   |     ^^^^^^ the item `whoami` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return if ARCH_BASED_DISTROS.contains(&&*distro.clone().to_lowercase()) {
[INFO] [stdout]    |                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `whoami` is imported redundantly
[INFO] [stdout]  --> src/main.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use whoami;
[INFO] [stdout]   |     ^^^^^^ the item `whoami` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:10:52
[INFO] [stdout]    |
[INFO] [stdout] 10 |     return if ARCH_BASED_DISTROS.contains(&&*distro.clone().to_lowercase()) {
[INFO] [stdout]    |                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.58s
[INFO] running `Command { std: "docker" "inspect" "799227e1f2be85cfea0e5a14886f93bfa11e802c3d2770bc6af8fb0d4653504d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799227e1f2be85cfea0e5a14886f93bfa11e802c3d2770bc6af8fb0d4653504d", kill_on_drop: false }`
[INFO] [stdout] 799227e1f2be85cfea0e5a14886f93bfa11e802c3d2770bc6af8fb0d4653504d