[INFO] fetching crate distribuidos_ingress 1.1.16...
[INFO] checking distribuidos_ingress-1.1.16 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate distribuidos_ingress 1.1.16 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate distribuidos_ingress 1.1.16 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 distribuidos_ingress 1.1.16
[INFO] finished tweaking crates.io crate distribuidos_ingress 1.1.16
[INFO] tweaked toml for crates.io crate distribuidos_ingress 1.1.16 written to /workspace/builds/worker-6-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 47 packages
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.28.0
[INFO] [stderr]   Downloaded ctrlc v3.4.4
[INFO] [stderr]   Downloaded distribuidos_tp1_protocols v1.2.6
[INFO] [stderr]   Downloaded distribuidos_types v0.1.0
[INFO] [stderr]   Downloaded distribuidos_sync v1.2.0
[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] c4c510c4a09fa66b69c2b33efbd5a329b0729af4c7be6828841f364868c7582d
[INFO] running `Command { std: "docker" "start" "-a" "c4c510c4a09fa66b69c2b33efbd5a329b0729af4c7be6828841f364868c7582d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4c510c4a09fa66b69c2b33efbd5a329b0729af4c7be6828841f364868c7582d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c510c4a09fa66b69c2b33efbd5a329b0729af4c7be6828841f364868c7582d", kill_on_drop: false }`
[INFO] [stdout] c4c510c4a09fa66b69c2b33efbd5a329b0729af4c7be6828841f364868c7582d
[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] a12c504f5cb7ededd03b265cba9797197085b05f156ffd96e615111f87c2872a
[INFO] running `Command { std: "docker" "start" "-a" "a12c504f5cb7ededd03b265cba9797197085b05f156ffd96e615111f87c2872a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking distribuidos_types v0.1.0
[INFO] [stderr]     Checking distribuidos_sync v1.2.0
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking ctrlc v3.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking distribuidos_tp1_protocols v1.2.6
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking distribuidos_ingress v1.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "a12c504f5cb7ededd03b265cba9797197085b05f156ffd96e615111f87c2872a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a12c504f5cb7ededd03b265cba9797197085b05f156ffd96e615111f87c2872a", kill_on_drop: false }`
[INFO] [stdout] a12c504f5cb7ededd03b265cba9797197085b05f156ffd96e615111f87c2872a