[INFO] cloning repository https://github.com/pkage/gitignore-helper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pkage/gitignore-helper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkage%2Fgitignore-helper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkage%2Fgitignore-helper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e275583ef88442b6aa24e12bb7fd12871e32e523
[INFO] checking pkage/gitignore-helper against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpkage%2Fgitignore-helper" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pkage/gitignore-helper 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 git repo https://github.com/pkage/gitignore-helper
[INFO] finished tweaking git repo https://github.com/pkage/gitignore-helper
[INFO] tweaked toml for git repo https://github.com/pkage/gitignore-helper written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pkage/gitignore-helper 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] aaaa15f8d5ea1932f6fe32803be77ecfdf1ff4cd5496b9b4f8955c8ef8e31450
[INFO] running `Command { std: "docker" "start" "-a" "aaaa15f8d5ea1932f6fe32803be77ecfdf1ff4cd5496b9b4f8955c8ef8e31450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aaaa15f8d5ea1932f6fe32803be77ecfdf1ff4cd5496b9b4f8955c8ef8e31450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaaa15f8d5ea1932f6fe32803be77ecfdf1ff4cd5496b9b4f8955c8ef8e31450", kill_on_drop: false }`
[INFO] [stdout] aaaa15f8d5ea1932f6fe32803be77ecfdf1ff4cd5496b9b4f8955c8ef8e31450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e572e757ea6d74cf80709406a0ef85333bf8b76cbeea9400f90150cac5d4be56
[INFO] running `Command { std: "docker" "start" "-a" "e572e757ea6d74cf80709406a0ef85333bf8b76cbeea9400f90150cac5d4be56", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling rustls v0.20.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]     Checking webpki-roots v0.22.2
[INFO] [stderr]     Checking clap v3.1.6
[INFO] [stderr]     Checking ureq v2.4.0
[INFO] [stderr]     Checking gitignore v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `ureq` is imported redundantly
[INFO] [stdout]  --> src/ignores.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ureq;
[INFO] [stdout]   |     ^^^^ the item `ureq` 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 `ureq` is imported redundantly
[INFO] [stdout]  --> src/ignores.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ureq;
[INFO] [stdout]   |     ^^^^ the item `ureq` 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 8.92s
[INFO] running `Command { std: "docker" "inspect" "e572e757ea6d74cf80709406a0ef85333bf8b76cbeea9400f90150cac5d4be56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e572e757ea6d74cf80709406a0ef85333bf8b76cbeea9400f90150cac5d4be56", kill_on_drop: false }`
[INFO] [stdout] e572e757ea6d74cf80709406a0ef85333bf8b76cbeea9400f90150cac5d4be56