[INFO] fetching crate prost-simple-rpc-build 0.3.0...
[INFO] checking prost-simple-rpc-build-0.3.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate prost-simple-rpc-build 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate prost-simple-rpc-build 0.3.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prost-simple-rpc-build 0.3.0
[INFO] finished tweaking crates.io crate prost-simple-rpc-build 0.3.0
[INFO] tweaked toml for crates.io crate prost-simple-rpc-build 0.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae1aad1d9cc347e59a1d11a022a8c6c4ce1987335290e4cbc6b5ccfff8ea376f
[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" "ae1aad1d9cc347e59a1d11a022a8c6c4ce1987335290e4cbc6b5ccfff8ea376f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae1aad1d9cc347e59a1d11a022a8c6c4ce1987335290e4cbc6b5ccfff8ea376f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae1aad1d9cc347e59a1d11a022a8c6c4ce1987335290e4cbc6b5ccfff8ea376f", kill_on_drop: false }`
[INFO] [stdout] ae1aad1d9cc347e59a1d11a022a8c6c4ce1987335290e4cbc6b5ccfff8ea376f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 54393c8570e52f7aa809b0028fb809e2cc6319e5c9873dd976858186744bf038
[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" "54393c8570e52f7aa809b0028fb809e2cc6319e5c9873dd976858186744bf038", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.4.0
[INFO] [stderr]    Compiling prost-derive v0.4.0
[INFO] [stderr]     Checking prost-types v0.4.0
[INFO] [stderr]     Checking prost-simple-rpc-build v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.60s
[INFO] running `Command { std: "docker" "inspect" "54393c8570e52f7aa809b0028fb809e2cc6319e5c9873dd976858186744bf038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54393c8570e52f7aa809b0028fb809e2cc6319e5c9873dd976858186744bf038", kill_on_drop: false }`
[INFO] [stdout] 54393c8570e52f7aa809b0028fb809e2cc6319e5c9873dd976858186744bf038