[INFO] fetching crate polysocket 0.1.0...
[INFO] testing polysocket-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate polysocket 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate polysocket 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polysocket 0.1.0
[INFO] finished tweaking crates.io crate polysocket 0.1.0
[INFO] tweaked toml for crates.io crate polysocket 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate polysocket 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba4ebe265088f00d819425e0ceb8ebdb3136c515346eac3c079ecb5597b7e7ab
[INFO] running `Command { std: "docker" "start" "-a" "ba4ebe265088f00d819425e0ceb8ebdb3136c515346eac3c079ecb5597b7e7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4ebe265088f00d819425e0ceb8ebdb3136c515346eac3c079ecb5597b7e7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4ebe265088f00d819425e0ceb8ebdb3136c515346eac3c079ecb5597b7e7ab", kill_on_drop: false }`
[INFO] [stdout] ba4ebe265088f00d819425e0ceb8ebdb3136c515346eac3c079ecb5597b7e7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8815cae1101d03e2e230d260386a406b4f7447c2ab1f5a5fe0d4d40eae2c7b7
[INFO] running `Command { std: "docker" "start" "-a" "e8815cae1101d03e2e230d260386a406b4f7447c2ab1f5a5fe0d4d40eae2c7b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling polysocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "e8815cae1101d03e2e230d260386a406b4f7447c2ab1f5a5fe0d4d40eae2c7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8815cae1101d03e2e230d260386a406b4f7447c2ab1f5a5fe0d4d40eae2c7b7", kill_on_drop: false }`
[INFO] [stdout] e8815cae1101d03e2e230d260386a406b4f7447c2ab1f5a5fe0d4d40eae2c7b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8dd346467ed0d692c41c7cdc52401142b7bc14a2672c4d3113c45f43b2282ecd
[INFO] running `Command { std: "docker" "start" "-a" "8dd346467ed0d692c41c7cdc52401142b7bc14a2672c4d3113c45f43b2282ecd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling polysocket v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "8dd346467ed0d692c41c7cdc52401142b7bc14a2672c4d3113c45f43b2282ecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd346467ed0d692c41c7cdc52401142b7bc14a2672c4d3113c45f43b2282ecd", kill_on_drop: false }`
[INFO] [stdout] 8dd346467ed0d692c41c7cdc52401142b7bc14a2672c4d3113c45f43b2282ecd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48cf1f0593c5c9f78875a3cc4d52ee5905a35fe81e86de17762044c732c03c94
[INFO] running `Command { std: "docker" "start" "-a" "48cf1f0593c5c9f78875a3cc4d52ee5905a35fe81e86de17762044c732c03c94", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polysocket-2f698e211d58f48a)
[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" "48cf1f0593c5c9f78875a3cc4d52ee5905a35fe81e86de17762044c732c03c94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cf1f0593c5c9f78875a3cc4d52ee5905a35fe81e86de17762044c732c03c94", kill_on_drop: false }`
[INFO] [stdout] 48cf1f0593c5c9f78875a3cc4d52ee5905a35fe81e86de17762044c732c03c94