[INFO] fetching crate synapse_protobuf 0.1.2...
[INFO] testing synapse_protobuf-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate synapse_protobuf 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate synapse_protobuf 0.1.2
[INFO] finished tweaking crates.io crate synapse_protobuf 0.1.2
[INFO] tweaked toml for crates.io crate synapse_protobuf 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate synapse_protobuf 0.1.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.13.5 (available: v0.14.3)
[INFO] [stderr]       Adding prost-build v0.13.5 (available: v0.14.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6307d5bbbbfb17da7ba3e6731207ae3c52ad7068dbaec68d0bb031d970aac884
[INFO] running `Command { std: "docker" "start" "-a" "6307d5bbbbfb17da7ba3e6731207ae3c52ad7068dbaec68d0bb031d970aac884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6307d5bbbbfb17da7ba3e6731207ae3c52ad7068dbaec68d0bb031d970aac884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6307d5bbbbfb17da7ba3e6731207ae3c52ad7068dbaec68d0bb031d970aac884", kill_on_drop: false }`
[INFO] [stdout] 6307d5bbbbfb17da7ba3e6731207ae3c52ad7068dbaec68d0bb031d970aac884
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0b3246901d035cf4ee1d51a9410adf3619d449cbbf31699b1c3325a2608d4c
[INFO] running `Command { std: "docker" "start" "-a" "dd0b3246901d035cf4ee1d51a9410adf3619d449cbbf31699b1c3325a2608d4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling prettyplease v0.2.37
[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_protobuf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.58s
[INFO] running `Command { std: "docker" "inspect" "dd0b3246901d035cf4ee1d51a9410adf3619d449cbbf31699b1c3325a2608d4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0b3246901d035cf4ee1d51a9410adf3619d449cbbf31699b1c3325a2608d4c", kill_on_drop: false }`
[INFO] [stdout] dd0b3246901d035cf4ee1d51a9410adf3619d449cbbf31699b1c3325a2608d4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0892319a61e0f646892f9c39155e2defe792bd7ea32b858a87092424c3022885
[INFO] running `Command { std: "docker" "start" "-a" "0892319a61e0f646892f9c39155e2defe792bd7ea32b858a87092424c3022885", kill_on_drop: false }`
[INFO] [stderr]    Compiling synapse_protobuf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "0892319a61e0f646892f9c39155e2defe792bd7ea32b858a87092424c3022885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0892319a61e0f646892f9c39155e2defe792bd7ea32b858a87092424c3022885", kill_on_drop: false }`
[INFO] [stdout] 0892319a61e0f646892f9c39155e2defe792bd7ea32b858a87092424c3022885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94837973e7601a3fbc7962a96f015cba8d44106caa3ab9a9c32984ce4a85ef9e
[INFO] running `Command { std: "docker" "start" "-a" "94837973e7601a3fbc7962a96f015cba8d44106caa3ab9a9c32984ce4a85ef9e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synapse_protobuf-46cad2ad23e7923d)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests synapse_protobuf
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94837973e7601a3fbc7962a96f015cba8d44106caa3ab9a9c32984ce4a85ef9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94837973e7601a3fbc7962a96f015cba8d44106caa3ab9a9c32984ce4a85ef9e", kill_on_drop: false }`
[INFO] [stdout] 94837973e7601a3fbc7962a96f015cba8d44106caa3ab9a9c32984ce4a85ef9e
