[INFO] fetching crate staging-protobuf-codegen 4.30.0-beta1...
[INFO] checking staging-protobuf-codegen-4.30.0-beta1 against try#da4929024a7261062885cb3209c9d7fdc919d233 for pr-135536
[INFO] extracting crate staging-protobuf-codegen 4.30.0-beta1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate staging-protobuf-codegen 4.30.0-beta1 on toolchain da4929024a7261062885cb3209c9d7fdc919d233
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate staging-protobuf-codegen 4.30.0-beta1
[INFO] finished tweaking crates.io crate staging-protobuf-codegen 4.30.0-beta1
[INFO] tweaked toml for crates.io crate staging-protobuf-codegen 4.30.0-beta1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 111d136ebd48d0231062be99275d6754d38b02e2046b4e3d893113c6a0bb4d34
[INFO] running `Command { std: "docker" "start" "-a" "111d136ebd48d0231062be99275d6754d38b02e2046b4e3d893113c6a0bb4d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "111d136ebd48d0231062be99275d6754d38b02e2046b4e3d893113c6a0bb4d34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111d136ebd48d0231062be99275d6754d38b02e2046b4e3d893113c6a0bb4d34", kill_on_drop: false }`
[INFO] [stdout] 111d136ebd48d0231062be99275d6754d38b02e2046b4e3d893113c6a0bb4d34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+da4929024a7261062885cb3209c9d7fdc919d233" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 174b6626701034eb4fce796001a808e9fa179355fd45f4c31edf82696ffe87f2
[INFO] running `Command { std: "docker" "start" "-a" "174b6626701034eb4fce796001a808e9fa179355fd45f4c31edf82696ffe87f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking shlex v1.3.0
[INFO] [stderr]     Checking cc v1.2.10
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]     Checking staging-protobuf-codegen v4.30.0-beta1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |             .map_err(|e| {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling googletest_macro v0.13.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking googletest v0.13.0
[INFO] [stdout] warning: unused import: `googletest::prelude::*`
[INFO] [stdout]    --> src/lib.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     use googletest::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:143:23
[INFO] [stdout]     |
[INFO] [stdout] 143 |             .map_err(|e| {
[INFO] [stdout]     |                       ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.88s
[INFO] running `Command { std: "docker" "inspect" "174b6626701034eb4fce796001a808e9fa179355fd45f4c31edf82696ffe87f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "174b6626701034eb4fce796001a808e9fa179355fd45f4c31edf82696ffe87f2", kill_on_drop: false }`
[INFO] [stdout] 174b6626701034eb4fce796001a808e9fa179355fd45f4c31edf82696ffe87f2