[INFO] cloning repository https://github.com/AWildDevAppears/arctor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AWildDevAppears/arctor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAWildDevAppears%2Farctor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAWildDevAppears%2Farctor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a69ffadaf62b40e8baa20181080a670a9990cc69
[INFO] checking AWildDevAppears/arctor against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAWildDevAppears%2Farctor" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AWildDevAppears/arctor 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/AWildDevAppears/arctor
[INFO] finished tweaking git repo https://github.com/AWildDevAppears/arctor
[INFO] tweaked toml for git repo https://github.com/AWildDevAppears/arctor written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/AWildDevAppears/arctor 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 podio v0.1.6
[INFO] [stderr]   Downloaded redox_syscall v0.1.40
[INFO] [stderr]   Downloaded time v0.1.40
[INFO] [stderr]   Downloaded flate2 v1.0.4
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded textwrap v0.10.0
[INFO] [stderr]   Downloaded zip v0.4.2
[INFO] [stderr]   Downloaded miniz_oxide v0.2.0
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded miniz-sys v0.1.11
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.0
[INFO] [stderr]   Downloaded clap v2.32.0
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded bzip2-sys v0.1.6
[INFO] [stderr]   Downloaded filetime v0.2.2
[INFO] [stderr]   Downloaded winapi v0.3.6
[INFO] [stderr]   Downloaded bzip2 v0.3.3
[INFO] [stderr]   Downloaded tar v0.4.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6f44191454a196cb7e253611ebdb2953444968ee7abd28224f19645049005fc4
[INFO] running `Command { std: "docker" "start" "-a" "6f44191454a196cb7e253611ebdb2953444968ee7abd28224f19645049005fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f44191454a196cb7e253611ebdb2953444968ee7abd28224f19645049005fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f44191454a196cb7e253611ebdb2953444968ee7abd28224f19645049005fc4", kill_on_drop: false }`
[INFO] [stdout] 6f44191454a196cb7e253611ebdb2953444968ee7abd28224f19645049005fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2a1fbcb8b751b835ca2411655d23fe7383e2595a2bf991b873a31890278595a1
[INFO] running `Command { std: "docker" "start" "-a" "2a1fbcb8b751b835ca2411655d23fe7383e2595a2bf991b873a31890278595a1", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking miniz_oxide v0.2.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking filetime v0.2.2
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking tar v0.4.19
[INFO] [stderr]     Checking msdos_time v0.1.6
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.2.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking flate2 v1.0.4
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking arctor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/main.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn handle_7zip_archive(path: &Path) {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/main.rs:55:24
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn handle_7zip_archive(path: &Path) {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 2.27s
[INFO] running `Command { std: "docker" "inspect" "2a1fbcb8b751b835ca2411655d23fe7383e2595a2bf991b873a31890278595a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1fbcb8b751b835ca2411655d23fe7383e2595a2bf991b873a31890278595a1", kill_on_drop: false }`
[INFO] [stdout] 2a1fbcb8b751b835ca2411655d23fe7383e2595a2bf991b873a31890278595a1