[INFO] fetching crate protocrate 0.1.0...
[INFO] checking protocrate-0.1.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] extracting crate protocrate 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate protocrate 0.1.0
[INFO] finished tweaking crates.io crate protocrate 0.1.0
[INFO] tweaked toml for crates.io crate protocrate 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate protocrate 0.1.0 on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate protocrate 0.1.0 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded tonic-build v0.4.0
[INFO] [stderr]   Downloaded anyhow v1.0.38
[INFO] [stderr]   Downloaded codegen v0.1.3
[INFO] [stderr]   Downloaded log v0.4.13
[INFO] [stderr]   Downloaded redox_syscall v0.2.4
[INFO] [stderr]   Downloaded rand v0.8.2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b20c83936fd654eb739266fe73f44c99ca18111dc81b353b940280402ae24072
[INFO] running `Command { std: "docker" "start" "-a" "b20c83936fd654eb739266fe73f44c99ca18111dc81b353b940280402ae24072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b20c83936fd654eb739266fe73f44c99ca18111dc81b353b940280402ae24072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20c83936fd654eb739266fe73f44c99ca18111dc81b353b940280402ae24072", kill_on_drop: false }`
[INFO] [stdout] b20c83936fd654eb739266fe73f44c99ca18111dc81b353b940280402ae24072
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4dc0825c810374f32478b10b9120648edbf02998253868348a25bf0b15f2abc
[INFO] running `Command { std: "docker" "start" "-a" "e4dc0825c810374f32478b10b9120648edbf02998253868348a25bf0b15f2abc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking multimap v0.8.2
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking quote v1.0.8
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking codegen v0.1.3
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.8.2
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]     Checking prost v0.7.0
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]     Checking prost-types v0.7.0
[INFO] [stderr]     Checking tonic-build v0.4.0
[INFO] [stderr]     Checking protocrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.41s
[INFO] running `Command { std: "docker" "inspect" "e4dc0825c810374f32478b10b9120648edbf02998253868348a25bf0b15f2abc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4dc0825c810374f32478b10b9120648edbf02998253868348a25bf0b15f2abc", kill_on_drop: false }`
[INFO] [stdout] e4dc0825c810374f32478b10b9120648edbf02998253868348a25bf0b15f2abc