[INFO] fetching crate prost-simple-rpc-build 0.3.0...
[INFO] checking prost-simple-rpc-build-0.3.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate prost-simple-rpc-build 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate prost-simple-rpc-build 0.3.0 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", 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] 1ca7aad2e2b9afb5d41e7b14cc5bb17efa5903d98c1eccbb8a849a1eb5b792f5
[INFO] running `Command { std: "docker" "start" "-a" "1ca7aad2e2b9afb5d41e7b14cc5bb17efa5903d98c1eccbb8a849a1eb5b792f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ca7aad2e2b9afb5d41e7b14cc5bb17efa5903d98c1eccbb8a849a1eb5b792f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca7aad2e2b9afb5d41e7b14cc5bb17efa5903d98c1eccbb8a849a1eb5b792f5", kill_on_drop: false }`
[INFO] [stdout] 1ca7aad2e2b9afb5d41e7b14cc5bb17efa5903d98c1eccbb8a849a1eb5b792f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73adcf6ca105de556bad7255a4d895784270320c56ccd432e3d31c94bea87295
[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" "73adcf6ca105de556bad7255a4d895784270320c56ccd432e3d31c94bea87295", kill_on_drop: false }`
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling object v0.23.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[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 quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking prost v0.4.0
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling addr2line v0.14.1
[INFO] [stderr]    Compiling backtrace v0.3.56
[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 49.86s
[INFO] running `Command { std: "docker" "inspect" "73adcf6ca105de556bad7255a4d895784270320c56ccd432e3d31c94bea87295", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73adcf6ca105de556bad7255a4d895784270320c56ccd432e3d31c94bea87295", kill_on_drop: false }`
[INFO] [stdout] 73adcf6ca105de556bad7255a4d895784270320c56ccd432e3d31c94bea87295