[INFO] fetching crate tty-spawn 0.3.1...
[INFO] checking tty-spawn-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate tty-spawn 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate tty-spawn 0.3.1 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 tty-spawn 0.3.1
[INFO] finished tweaking crates.io crate tty-spawn 0.3.1
[INFO] tweaked toml for crates.io crate tty-spawn 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 18fd2a74e6a52f9e9242a56bfebfb2a5f90d07d7208919d623956d679d1b829f
[INFO] running `Command { std: "docker" "start" "-a" "18fd2a74e6a52f9e9242a56bfebfb2a5f90d07d7208919d623956d679d1b829f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18fd2a74e6a52f9e9242a56bfebfb2a5f90d07d7208919d623956d679d1b829f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18fd2a74e6a52f9e9242a56bfebfb2a5f90d07d7208919d623956d679d1b829f", kill_on_drop: false }`
[INFO] [stdout] 18fd2a74e6a52f9e9242a56bfebfb2a5f90d07d7208919d623956d679d1b829f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b0d82a96e0cf9efcd0df5c2684b36b0a8869fb6e4e195b0e9f30a9c6aacd06e6
[INFO] running `Command { std: "docker" "start" "-a" "b0d82a96e0cf9efcd0df5c2684b36b0a8869fb6e4e195b0e9f30a9c6aacd06e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking tty-spawn v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "b0d82a96e0cf9efcd0df5c2684b36b0a8869fb6e4e195b0e9f30a9c6aacd06e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d82a96e0cf9efcd0df5c2684b36b0a8869fb6e4e195b0e9f30a9c6aacd06e6", kill_on_drop: false }`
[INFO] [stdout] b0d82a96e0cf9efcd0df5c2684b36b0a8869fb6e4e195b0e9f30a9c6aacd06e6