[INFO] fetching crate grpcio-compiler 0.13.0...
[INFO] checking grpcio-compiler-0.13.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate grpcio-compiler 0.13.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate grpcio-compiler 0.13.0 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 grpcio-compiler 0.13.0
[INFO] finished tweaking crates.io crate grpcio-compiler 0.13.0
[INFO] tweaked toml for crates.io crate grpcio-compiler 0.13.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate grpcio-compiler 0.13.0 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 which v4.2.4
[INFO] [stderr]   Downloaded quote v1.0.30
[INFO] [stderr]   Downloaded anyhow v1.0.53
[INFO] [stderr]   Downloaded proc-macro2 v1.0.63
[INFO] [stderr]   Downloaded petgraph v0.6.3
[INFO] [stderr]   Downloaded regex v1.7.3
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] [stderr]   Downloaded protobuf v2.27.1
[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] 39aa074eab51e3a3c9c965b2eb9ef2d0607aaa930327d0c9a073c3f2925e1f93
[INFO] running `Command { std: "docker" "start" "-a" "39aa074eab51e3a3c9c965b2eb9ef2d0607aaa930327d0c9a073c3f2925e1f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39aa074eab51e3a3c9c965b2eb9ef2d0607aaa930327d0c9a073c3f2925e1f93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39aa074eab51e3a3c9c965b2eb9ef2d0607aaa930327d0c9a073c3f2925e1f93", kill_on_drop: false }`
[INFO] [stdout] 39aa074eab51e3a3c9c965b2eb9ef2d0607aaa930327d0c9a073c3f2925e1f93
[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] 4dbd02d0c84a1ccc1163cec81958630b6e7d8834fc165adea2acd47de4b1117f
[INFO] running `Command { std: "docker" "start" "-a" "4dbd02d0c84a1ccc1163cec81958630b6e7d8834fc165adea2acd47de4b1117f", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]     Checking grpcio-compiler v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s
[INFO] running `Command { std: "docker" "inspect" "4dbd02d0c84a1ccc1163cec81958630b6e7d8834fc165adea2acd47de4b1117f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbd02d0c84a1ccc1163cec81958630b6e7d8834fc165adea2acd47de4b1117f", kill_on_drop: false }`
[INFO] [stdout] 4dbd02d0c84a1ccc1163cec81958630b6e7d8834fc165adea2acd47de4b1117f