[INFO] fetching crate protoc-rust-grpc 0.8.3...
[INFO] checking protoc-rust-grpc-0.8.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate protoc-rust-grpc 0.8.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate protoc-rust-grpc 0.8.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protoc-rust-grpc 0.8.3
[INFO] finished tweaking crates.io crate protoc-rust-grpc 0.8.3
[INFO] tweaked toml for crates.io crate protoc-rust-grpc 0.8.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding protobuf v2.18.2 (latest: v3.4.0)
[INFO] [stderr]       Adding protobuf-codegen v2.18.2 (latest: v3.4.0)
[INFO] [stderr]       Adding protoc v2.18.2 (latest: v2.28.0)
[INFO] [stderr]       Adding protoc-rust v2.18.2 (latest: v2.28.0)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding remove_dir_all v0.5.3 (latest: v0.8.2)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protoc v2.18.2
[INFO] [stderr]   Downloaded protoc-rust v2.18.2
[INFO] [stderr]   Downloaded grpc-compiler v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07b40861e62e2601713cbee63b004ad4d376d800d248c8fe13d764df4a2f26a0
[INFO] running `Command { std: "docker" "start" "-a" "07b40861e62e2601713cbee63b004ad4d376d800d248c8fe13d764df4a2f26a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07b40861e62e2601713cbee63b004ad4d376d800d248c8fe13d764df4a2f26a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b40861e62e2601713cbee63b004ad4d376d800d248c8fe13d764df4a2f26a0", kill_on_drop: false }`
[INFO] [stdout] 07b40861e62e2601713cbee63b004ad4d376d800d248c8fe13d764df4a2f26a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c298e86cdc921d66c6c7bd2a9ea13893954640cf31dc76df462bb7f8e54b4177
[INFO] running `Command { std: "docker" "start" "-a" "c298e86cdc921d66c6c7bd2a9ea13893954640cf31dc76df462bb7f8e54b4177", kill_on_drop: false }`
[INFO] [stderr]    Compiling protobuf v2.18.2
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking which v4.4.2
[INFO] [stderr]     Checking protoc v2.18.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking protobuf-codegen v2.18.2
[INFO] [stderr]     Checking protoc-rust v2.18.2
[INFO] [stderr]     Checking grpc-compiler v0.8.3
[INFO] [stderr]     Checking protoc-rust-grpc v0.8.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `intra_doc_link_resolution_failure` has been removed: use `rustdoc::broken_intra_doc_links` instead
[INFO] [stdout]  --> src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![deny(intra_doc_link_resolution_failure)]
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "c298e86cdc921d66c6c7bd2a9ea13893954640cf31dc76df462bb7f8e54b4177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c298e86cdc921d66c6c7bd2a9ea13893954640cf31dc76df462bb7f8e54b4177", kill_on_drop: false }`
[INFO] [stdout] c298e86cdc921d66c6c7bd2a9ea13893954640cf31dc76df462bb7f8e54b4177