[INFO] fetching crate ibc-proto 0.4.0...
[INFO] checking ibc-proto-0.4.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate ibc-proto 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ibc-proto 0.4.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ibc-proto 0.4.0
[INFO] finished tweaking crates.io crate ibc-proto 0.4.0
[INFO] tweaked toml for crates.io crate ibc-proto 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] 6b31d5a60350e1dab35eac79bc2fa8c7fbbb9036ac1c04b7aae26b9b9662f53b
[INFO] running `Command { std: "docker" "start" "-a" "6b31d5a60350e1dab35eac79bc2fa8c7fbbb9036ac1c04b7aae26b9b9662f53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b31d5a60350e1dab35eac79bc2fa8c7fbbb9036ac1c04b7aae26b9b9662f53b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b31d5a60350e1dab35eac79bc2fa8c7fbbb9036ac1c04b7aae26b9b9662f53b", kill_on_drop: false }`
[INFO] [stdout] 6b31d5a60350e1dab35eac79bc2fa8c7fbbb9036ac1c04b7aae26b9b9662f53b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "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] 59d3ba294dd23d61bccdf0d33be367ee61789668d2f9af877532756e542a64cf
[INFO] running `Command { std: "docker" "start" "-a" "59d3ba294dd23d61bccdf0d33be367ee61789668d2f9af877532756e542a64cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking addr2line v0.14.0
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]     Checking anomaly v0.2.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking prost-types v0.6.1
[INFO] [stderr]     Checking tendermint-proto v0.1.0
[INFO] [stderr]     Checking ibc-proto v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.11s
[INFO] running `Command { std: "docker" "inspect" "59d3ba294dd23d61bccdf0d33be367ee61789668d2f9af877532756e542a64cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59d3ba294dd23d61bccdf0d33be367ee61789668d2f9af877532756e542a64cf", kill_on_drop: false }`
[INFO] [stdout] 59d3ba294dd23d61bccdf0d33be367ee61789668d2f9af877532756e542a64cf