[INFO] fetching crate synapse 0.0.1...
[INFO] testing synapse-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate synapse 0.0.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate synapse 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synapse 0.0.1
[INFO] finished tweaking crates.io crate synapse 0.0.1
[INFO] tweaked toml for crates.io crate synapse 0.0.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fd8eef1ade625cefb9b98605a036747d80aba5e5d5f807c6eaa1a7649575496
[INFO] running `Command { std: "docker" "start" "-a" "5fd8eef1ade625cefb9b98605a036747d80aba5e5d5f807c6eaa1a7649575496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fd8eef1ade625cefb9b98605a036747d80aba5e5d5f807c6eaa1a7649575496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fd8eef1ade625cefb9b98605a036747d80aba5e5d5f807c6eaa1a7649575496", kill_on_drop: false }`
[INFO] [stdout] 5fd8eef1ade625cefb9b98605a036747d80aba5e5d5f807c6eaa1a7649575496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c1fb9ca14f73f8349097373b40eff1f5b7dd426e0e65aaaffde6b0f1705639b
[INFO] running `Command { std: "docker" "start" "-a" "7c1fb9ca14f73f8349097373b40eff1f5b7dd426e0e65aaaffde6b0f1705639b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synapse v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "7c1fb9ca14f73f8349097373b40eff1f5b7dd426e0e65aaaffde6b0f1705639b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1fb9ca14f73f8349097373b40eff1f5b7dd426e0e65aaaffde6b0f1705639b", kill_on_drop: false }`
[INFO] [stdout] 7c1fb9ca14f73f8349097373b40eff1f5b7dd426e0e65aaaffde6b0f1705639b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79fb0928bc14c41b95ee29cb2463e994033ffb5ef7eddbe2ec2809bab15a3a90
[INFO] running `Command { std: "docker" "start" "-a" "79fb0928bc14c41b95ee29cb2463e994033ffb5ef7eddbe2ec2809bab15a3a90", kill_on_drop: false }`
[INFO] [stderr]    Compiling synapse v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/synapse-5a06ffc71adfab11)
[INFO] running `Command { std: "docker" "inspect" "79fb0928bc14c41b95ee29cb2463e994033ffb5ef7eddbe2ec2809bab15a3a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79fb0928bc14c41b95ee29cb2463e994033ffb5ef7eddbe2ec2809bab15a3a90", kill_on_drop: false }`
[INFO] [stdout] 79fb0928bc14c41b95ee29cb2463e994033ffb5ef7eddbe2ec2809bab15a3a90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 650feaae7e7d9ff3e765d24bd974d8053cb05a3ea8c1f251f8b6558a6eff7fc0
[INFO] running `Command { std: "docker" "start" "-a" "650feaae7e7d9ff3e765d24bd974d8053cb05a3ea8c1f251f8b6558a6eff7fc0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synapse-5a06ffc71adfab11)
[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] [stderr]    Doc-tests synapse
[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" "650feaae7e7d9ff3e765d24bd974d8053cb05a3ea8c1f251f8b6558a6eff7fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "650feaae7e7d9ff3e765d24bd974d8053cb05a3ea8c1f251f8b6558a6eff7fc0", kill_on_drop: false }`
[INFO] [stdout] 650feaae7e7d9ff3e765d24bd974d8053cb05a3ea8c1f251f8b6558a6eff7fc0