[INFO] fetching crate tmkms-prost-derive 0.0.1...
[INFO] checking tmkms-prost-derive-0.0.1 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate tmkms-prost-derive 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tmkms-prost-derive 0.0.1 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tmkms-prost-derive 0.0.1
[INFO] finished tweaking crates.io crate tmkms-prost-derive 0.0.1
[INFO] tweaked toml for crates.io crate tmkms-prost-derive 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b998d6ba7d314c0c0ac7055d2ecbf0de17aa97de55d56bd5235c45e6f5f20eb5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b998d6ba7d314c0c0ac7055d2ecbf0de17aa97de55d56bd5235c45e6f5f20eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b998d6ba7d314c0c0ac7055d2ecbf0de17aa97de55d56bd5235c45e6f5f20eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b998d6ba7d314c0c0ac7055d2ecbf0de17aa97de55d56bd5235c45e6f5f20eb5", kill_on_drop: false }`
[INFO] [stdout] b998d6ba7d314c0c0ac7055d2ecbf0de17aa97de55d56bd5235c45e6f5f20eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e275a7792b70b9661c7fde8151c3695be7f79769a3d8c028ed4af399150628e4
[INFO] running `Command { std: "docker" "start" "-a" "e275a7792b70b9661c7fde8151c3695be7f79769a3d8c028ed4af399150628e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking backtrace v0.3.51
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking tmkms-prost-derive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]    --> src/lib.rs:582:9
[INFO] [stdout]     |
[INFO] [stdout] 582 |     use std::fmt;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error`
[INFO] [stdout]    --> src/lib.rs:584:9
[INFO] [stdout]     |
[INFO] [stdout] 584 |     use std::error;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.40s
[INFO] running `Command { std: "docker" "inspect" "e275a7792b70b9661c7fde8151c3695be7f79769a3d8c028ed4af399150628e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e275a7792b70b9661c7fde8151c3695be7f79769a3d8c028ed4af399150628e4", kill_on_drop: false }`
[INFO] [stdout] e275a7792b70b9661c7fde8151c3695be7f79769a3d8c028ed4af399150628e4