[INFO] cloning repository https://github.com/itzRealDuck/DuckyShell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itzRealDuck/DuckyShell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FitzRealDuck%2FDuckyShell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FitzRealDuck%2FDuckyShell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 105a8148af3c49bbd01a74e234dd681716601fda
[INFO] checking itzRealDuck/DuckyShell against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FitzRealDuck%2FDuckyShell" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itzRealDuck/DuckyShell 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/itzRealDuck/DuckyShell
[INFO] finished tweaking git repo https://github.com/itzRealDuck/DuckyShell
[INFO] tweaked toml for git repo https://github.com/itzRealDuck/DuckyShell written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/itzRealDuck/DuckyShell 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-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] 6c1e7dd5ef97c37c7d1923cb510e2f369383c947d96e5328ab02587cd10bfc22
[INFO] running `Command { std: "docker" "start" "-a" "6c1e7dd5ef97c37c7d1923cb510e2f369383c947d96e5328ab02587cd10bfc22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c1e7dd5ef97c37c7d1923cb510e2f369383c947d96e5328ab02587cd10bfc22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1e7dd5ef97c37c7d1923cb510e2f369383c947d96e5328ab02587cd10bfc22", kill_on_drop: false }`
[INFO] [stdout] 6c1e7dd5ef97c37c7d1923cb510e2f369383c947d96e5328ab02587cd10bfc22
[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] 8af65c41b0d5ce396d44351cf2f12f0e62c6c55d58bd97e4c842e296d15f92ce
[INFO] running `Command { std: "docker" "start" "-a" "8af65c41b0d5ce396d44351cf2f12f0e62c6c55d58bd97e4c842e296d15f92ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking whoami v1.4.1
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.22.1
[INFO] [stderr]     Checking MyRustShell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "8af65c41b0d5ce396d44351cf2f12f0e62c6c55d58bd97e4c842e296d15f92ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8af65c41b0d5ce396d44351cf2f12f0e62c6c55d58bd97e4c842e296d15f92ce", kill_on_drop: false }`
[INFO] [stdout] 8af65c41b0d5ce396d44351cf2f12f0e62c6c55d58bd97e4c842e296d15f92ce