[INFO] fetching crate wascc-actor 0.7.1...
[INFO] testing wascc-actor-0.7.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate wascc-actor 0.7.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate wascc-actor 0.7.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate wascc-actor 0.7.1
[INFO] finished tweaking crates.io crate wascc-actor 0.7.1
[INFO] tweaked toml for crates.io crate wascc-actor 0.7.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 766d9f679613c38e6d910eaf7a85e3ea2e744194c294f50d7c99255b9e756510
[INFO] running `"docker" "start" "-a" "766d9f679613c38e6d910eaf7a85e3ea2e744194c294f50d7c99255b9e756510"`
[INFO] [stderr]    Compiling wapc-guest v0.3.1
[INFO] [stderr]    Compiling wascc-codec v0.6.0
[INFO] [stderr]    Compiling wascc-actor v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/logger.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `"docker" "inspect" "766d9f679613c38e6d910eaf7a85e3ea2e744194c294f50d7c99255b9e756510"`
[INFO] running `"docker" "rm" "-f" "766d9f679613c38e6d910eaf7a85e3ea2e744194c294f50d7c99255b9e756510"`
[INFO] [stdout] 766d9f679613c38e6d910eaf7a85e3ea2e744194c294f50d7c99255b9e756510
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fd2cdb0ddd2c94209fe20bd414ab3d3f85f6f04b310e00f85a57b9d352e7c98
[INFO] running `"docker" "start" "-a" "4fd2cdb0ddd2c94209fe20bd414ab3d3f85f6f04b310e00f85a57b9d352e7c98"`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/logger.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling wascc-actor v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/logger.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `"docker" "inspect" "4fd2cdb0ddd2c94209fe20bd414ab3d3f85f6f04b310e00f85a57b9d352e7c98"`
[INFO] running `"docker" "rm" "-f" "4fd2cdb0ddd2c94209fe20bd414ab3d3f85f6f04b310e00f85a57b9d352e7c98"`
[INFO] [stdout] 4fd2cdb0ddd2c94209fe20bd414ab3d3f85f6f04b310e00f85a57b9d352e7c98
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f26cf98622ef4704d645f136bad3c5b6d55dd9873a2e3154b3d830ba32f890f4
[INFO] running `"docker" "start" "-a" "f26cf98622ef4704d645f136bad3c5b6d55dd9873a2e3154b3d830ba32f890f4"`
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/logger.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/logger.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wascc_actor-f87729b5466fbdeb
[INFO] [stderr]    Doc-tests wascc-actor
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f26cf98622ef4704d645f136bad3c5b6d55dd9873a2e3154b3d830ba32f890f4"`
[INFO] running `"docker" "rm" "-f" "f26cf98622ef4704d645f136bad3c5b6d55dd9873a2e3154b3d830ba32f890f4"`
[INFO] [stdout] f26cf98622ef4704d645f136bad3c5b6d55dd9873a2e3154b3d830ba32f890f4