[INFO] cloning repository https://github.com/dgllghr/dadalus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgllghr/dadalus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgllghr%2Fdadalus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgllghr%2Fdadalus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c4aad958fd835ffd89844352d01892048db2a6d
[INFO] checking dgllghr/dadalus against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgllghr%2Fdadalus" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dgllghr/dadalus 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/dgllghr/dadalus
[INFO] finished tweaking git repo https://github.com/dgllghr/dadalus
[INFO] tweaked toml for git repo https://github.com/dgllghr/dadalus written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dgllghr/dadalus 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strict-num v0.1.1
[INFO] [stderr]   Downloaded bytemuck v1.15.0
[INFO] [stderr]   Downloaded arrayvec v0.7.4
[INFO] [stderr]   Downloaded arrayref v0.3.7
[INFO] [stderr]   Downloaded fdeflate v0.3.4
[INFO] [stderr]   Downloaded tiny-skia-path v0.11.4
[INFO] [stderr]   Downloaded png v0.17.13
[INFO] [stderr]   Downloaded tiny-skia v0.11.4
[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] db3ccb49188778543e770f13e812e029abd4e9ed308ba10832a98fe2333a5c1a
[INFO] running `Command { std: "docker" "start" "-a" "db3ccb49188778543e770f13e812e029abd4e9ed308ba10832a98fe2333a5c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db3ccb49188778543e770f13e812e029abd4e9ed308ba10832a98fe2333a5c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db3ccb49188778543e770f13e812e029abd4e9ed308ba10832a98fe2333a5c1a", kill_on_drop: false }`
[INFO] [stdout] db3ccb49188778543e770f13e812e029abd4e9ed308ba10832a98fe2333a5c1a
[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] c830aad0e3fc377430786acb01464d5d0b6b6016f31e6d6fdfae9be771cb1c6d
[INFO] running `Command { std: "docker" "start" "-a" "c830aad0e3fc377430786acb01464d5d0b6b6016f31e6d6fdfae9be771cb1c6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking fdeflate v0.3.4
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking strict-num v0.1.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking tiny-skia-path v0.11.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking png v0.17.13
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tiny-skia v0.11.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking dadalus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.10s
[INFO] running `Command { std: "docker" "inspect" "c830aad0e3fc377430786acb01464d5d0b6b6016f31e6d6fdfae9be771cb1c6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c830aad0e3fc377430786acb01464d5d0b6b6016f31e6d6fdfae9be771cb1c6d", kill_on_drop: false }`
[INFO] [stdout] c830aad0e3fc377430786acb01464d5d0b6b6016f31e6d6fdfae9be771cb1c6d