[INFO] fetching crate synapse_pb 0.2.10...
[INFO] building synapse_pb-0.2.10 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate synapse_pb 0.2.10 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate synapse_pb 0.2.10
[INFO] finished tweaking crates.io crate synapse_pb 0.2.10
[INFO] tweaked toml for crates.io crate synapse_pb 0.2.10 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synapse_pb 0.2.10 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.1)
[INFO] [stderr]       Adding prost-build v0.13.5 (available: v0.14.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15b5f00429cdf319a24334a5c2882a28db8ad38e8d0ce45c6e48ba92ed00b38d
[INFO] running `Command { std: "docker" "start" "-a" "15b5f00429cdf319a24334a5c2882a28db8ad38e8d0ce45c6e48ba92ed00b38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b5f00429cdf319a24334a5c2882a28db8ad38e8d0ce45c6e48ba92ed00b38d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b5f00429cdf319a24334a5c2882a28db8ad38e8d0ce45c6e48ba92ed00b38d", kill_on_drop: false }`
[INFO] [stdout] 15b5f00429cdf319a24334a5c2882a28db8ad38e8d0ce45c6e48ba92ed00b38d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1ccf173fe795e2b17ae49716b48cbba96636e1cd28da8de9811b300d2d47219
[INFO] running `Command { std: "docker" "start" "-a" "d1ccf173fe795e2b17ae49716b48cbba96636e1cd28da8de9811b300d2d47219", kill_on_drop: false }`
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]    Compiling prost v0.13.5
[INFO] [stderr]    Compiling prost-types v0.13.5
[INFO] [stderr]    Compiling prost-build v0.13.5
[INFO] [stderr]    Compiling synapse_pb v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.04s
[INFO] running `Command { std: "docker" "inspect" "d1ccf173fe795e2b17ae49716b48cbba96636e1cd28da8de9811b300d2d47219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ccf173fe795e2b17ae49716b48cbba96636e1cd28da8de9811b300d2d47219", kill_on_drop: false }`
[INFO] [stdout] d1ccf173fe795e2b17ae49716b48cbba96636e1cd28da8de9811b300d2d47219
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1311f3df4e4820df453e96d4cfb3953e6ba2a2c6d558fd2b0a6addbadc33d22
[INFO] running `Command { std: "docker" "start" "-a" "f1311f3df4e4820df453e96d4cfb3953e6ba2a2c6d558fd2b0a6addbadc33d22", kill_on_drop: false }`
[INFO] [stderr]    Compiling synapse_pb v0.2.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "f1311f3df4e4820df453e96d4cfb3953e6ba2a2c6d558fd2b0a6addbadc33d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1311f3df4e4820df453e96d4cfb3953e6ba2a2c6d558fd2b0a6addbadc33d22", kill_on_drop: false }`
[INFO] [stdout] f1311f3df4e4820df453e96d4cfb3953e6ba2a2c6d558fd2b0a6addbadc33d22