[INFO] fetching crate wascc-actor 0.7.4...
[INFO] testing wascc-actor-0.7.4 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate wascc-actor 0.7.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate wascc-actor 0.7.4 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wascc-actor 0.7.4
[INFO] finished tweaking crates.io crate wascc-actor 0.7.4
[INFO] tweaked toml for crates.io crate wascc-actor 0.7.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66e3a41a126650a49453b7c9dc2513efc6ee1400de513aa8e7ad446fd6cdd137
[INFO] running `Command { std: "docker" "start" "-a" "66e3a41a126650a49453b7c9dc2513efc6ee1400de513aa8e7ad446fd6cdd137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e3a41a126650a49453b7c9dc2513efc6ee1400de513aa8e7ad446fd6cdd137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e3a41a126650a49453b7c9dc2513efc6ee1400de513aa8e7ad446fd6cdd137", kill_on_drop: false }`
[INFO] [stdout] 66e3a41a126650a49453b7c9dc2513efc6ee1400de513aa8e7ad446fd6cdd137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04a89fd7176d08cbaf334bfdec9f3e58e2d1ff9ec590392508de6271dd5450ee
[INFO] running `Command { std: "docker" "start" "-a" "04a89fd7176d08cbaf334bfdec9f3e58e2d1ff9ec590392508de6271dd5450ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wapc-guest v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling wascc-codec v0.8.1
[INFO] [stderr]    Compiling wascc-actor v0.7.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/logger.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.82s
[INFO] running `Command { std: "docker" "inspect" "04a89fd7176d08cbaf334bfdec9f3e58e2d1ff9ec590392508de6271dd5450ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04a89fd7176d08cbaf334bfdec9f3e58e2d1ff9ec590392508de6271dd5450ee", kill_on_drop: false }`
[INFO] [stdout] 04a89fd7176d08cbaf334bfdec9f3e58e2d1ff9ec590392508de6271dd5450ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d2c826f7a634c39f0463e99b744db20a84b05891f1b5c2052730ba1753af2d3
[INFO] running `Command { std: "docker" "start" "-a" "7d2c826f7a634c39f0463e99b744db20a84b05891f1b5c2052730ba1753af2d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling wascc-actor v0.7.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/logger.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/logger.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         { Arc::new(RwLock::new("default".to_string())) };
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "7d2c826f7a634c39f0463e99b744db20a84b05891f1b5c2052730ba1753af2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d2c826f7a634c39f0463e99b744db20a84b05891f1b5c2052730ba1753af2d3", kill_on_drop: false }`
[INFO] [stdout] 7d2c826f7a634c39f0463e99b744db20a84b05891f1b5c2052730ba1753af2d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a004a4cb5b4e2d450283e91ab77e6f0c678e03abeefa9c6d002823baa3ceee41
[INFO] running `Command { std: "docker" "start" "-a" "a004a4cb5b4e2d450283e91ab77e6f0c678e03abeefa9c6d002823baa3ceee41", kill_on_drop: false }`
[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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wascc_actor-69295c9caabda8ec)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wascc-actor
[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] warning: unnecessary braces around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.80s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a004a4cb5b4e2d450283e91ab77e6f0c678e03abeefa9c6d002823baa3ceee41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a004a4cb5b4e2d450283e91ab77e6f0c678e03abeefa9c6d002823baa3ceee41", kill_on_drop: false }`
[INFO] [stdout] a004a4cb5b4e2d450283e91ab77e6f0c678e03abeefa9c6d002823baa3ceee41