[INFO] fetching crate minimal-http-responder 0.1.2...
[INFO] checking minimal-http-responder-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate minimal-http-responder 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate minimal-http-responder 0.1.2 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 minimal-http-responder 0.1.2
[INFO] finished tweaking crates.io crate minimal-http-responder 0.1.2
[INFO] tweaked toml for crates.io crate minimal-http-responder 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate minimal-http-responder 0.1.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.2.4
[INFO] [stderr]   Downloaded nix v0.26.1
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[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] 47a3483904f02e005c086ede7fa93095da267303c0fcd77b41fd58173773fec7
[INFO] running `Command { std: "docker" "start" "-a" "47a3483904f02e005c086ede7fa93095da267303c0fcd77b41fd58173773fec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47a3483904f02e005c086ede7fa93095da267303c0fcd77b41fd58173773fec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a3483904f02e005c086ede7fa93095da267303c0fcd77b41fd58173773fec7", kill_on_drop: false }`
[INFO] [stdout] 47a3483904f02e005c086ede7fa93095da267303c0fcd77b41fd58173773fec7
[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] 3a9188e1ddae47bc94422ef67c61ef591e67f94aaf571554a4c7ba5cd7ed78f4
[INFO] running `Command { std: "docker" "start" "-a" "3a9188e1ddae47bc94422ef67c61ef591e67f94aaf571554a4c7ba5cd7ed78f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]     Checking nix v0.26.1
[INFO] [stderr]     Checking ctrlc v3.2.4
[INFO] [stderr]     Checking minimal-http-responder v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "3a9188e1ddae47bc94422ef67c61ef591e67f94aaf571554a4c7ba5cd7ed78f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a9188e1ddae47bc94422ef67c61ef591e67f94aaf571554a4c7ba5cd7ed78f4", kill_on_drop: false }`
[INFO] [stdout] 3a9188e1ddae47bc94422ef67c61ef591e67f94aaf571554a4c7ba5cd7ed78f4