[INFO] fetching crate cfx-core 0.1.0...
[INFO] testing cfx-core-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate cfx-core 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate cfx-core 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfx-core 0.1.0
[INFO] finished tweaking crates.io crate cfx-core 0.1.0
[INFO] tweaked toml for crates.io crate cfx-core 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05b1ce42e6205c66c13566c9d8a6bc6d10548184c4b85d0a20d096e240748426
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05b1ce42e6205c66c13566c9d8a6bc6d10548184c4b85d0a20d096e240748426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05b1ce42e6205c66c13566c9d8a6bc6d10548184c4b85d0a20d096e240748426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b1ce42e6205c66c13566c9d8a6bc6d10548184c4b85d0a20d096e240748426", kill_on_drop: false }`
[INFO] [stdout] 05b1ce42e6205c66c13566c9d8a6bc6d10548184c4b85d0a20d096e240748426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17d8f27e9d56ef5768cdef1fa67bc7f2f45a6cbb956abbdec6d5ccb00bd937ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17d8f27e9d56ef5768cdef1fa67bc7f2f45a6cbb956abbdec6d5ccb00bd937ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling cfx-wasm-rt-types v0.1.0
[INFO] [stderr]    Compiling cfx-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/events.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]    --> src/events.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     payload: T,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.73s
[INFO] running `Command { std: "docker" "inspect" "17d8f27e9d56ef5768cdef1fa67bc7f2f45a6cbb956abbdec6d5ccb00bd937ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d8f27e9d56ef5768cdef1fa67bc7f2f45a6cbb956abbdec6d5ccb00bd937ae", kill_on_drop: false }`
[INFO] [stdout] 17d8f27e9d56ef5768cdef1fa67bc7f2f45a6cbb956abbdec6d5ccb00bd937ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7bb12144202471372dce4ed0612a99b3890ff4ec08d4086179022a504917fec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a7bb12144202471372dce4ed0612a99b3890ff4ec08d4086179022a504917fec", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfx-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/events.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]    --> src/events.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     payload: T,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `source`
[INFO] [stdout]    --> src/events.rs:126:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |     source: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `payload`
[INFO] [stdout]    --> src/events.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     payload: T,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "a7bb12144202471372dce4ed0612a99b3890ff4ec08d4086179022a504917fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7bb12144202471372dce4ed0612a99b3890ff4ec08d4086179022a504917fec", kill_on_drop: false }`
[INFO] [stdout] a7bb12144202471372dce4ed0612a99b3890ff4ec08d4086179022a504917fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ba39f1a31e34f1f169bb42ac9568c25f731001c3c7c7b6747aa1ee2a5e2b340
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1ba39f1a31e34f1f169bb42ac9568c25f731001c3c7c7b6747aa1ee2a5e2b340", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `source`
[INFO] [stderr]    --> src/events.rs:126:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |     source: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `payload`
[INFO] [stderr]    --> src/events.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     payload: T,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cfx-core` (lib) generated 2 warnings
[INFO] [stderr] warning: `cfx-core` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[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]      Running unittests (/opt/rustwide/target/debug/deps/cfx_core-ae9cd8502827d4e4)
[INFO] [stderr]    Doc-tests cfx-core
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/events.rs - events::subscribe (line 141) ... ignored
[INFO] [stdout] test src/exports.rs - exports::import_function (line 17) ... ignored
[INFO] [stdout] test src/exports.rs - exports::make_export (line 49) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1ba39f1a31e34f1f169bb42ac9568c25f731001c3c7c7b6747aa1ee2a5e2b340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ba39f1a31e34f1f169bb42ac9568c25f731001c3c7c7b6747aa1ee2a5e2b340", kill_on_drop: false }`
[INFO] [stdout] 1ba39f1a31e34f1f169bb42ac9568c25f731001c3c7c7b6747aa1ee2a5e2b340