[INFO] fetching crate fltk-webview-sys 0.2.7...
[INFO] testing fltk-webview-sys-0.2.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fltk-webview-sys 0.2.7 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate fltk-webview-sys 0.2.7 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 fltk-webview-sys 0.2.7
[INFO] finished tweaking crates.io crate fltk-webview-sys 0.2.7
[INFO] tweaked toml for crates.io crate fltk-webview-sys 0.2.7 written to /workspace/builds/worker-49/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] ce4dd0342d9f8bc86bb7b4b8b35c927c6f81bc94555a6b0b4ad627cef97d8225
[INFO] running `Command { std: "docker" "start" "-a" "ce4dd0342d9f8bc86bb7b4b8b35c927c6f81bc94555a6b0b4ad627cef97d8225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce4dd0342d9f8bc86bb7b4b8b35c927c6f81bc94555a6b0b4ad627cef97d8225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce4dd0342d9f8bc86bb7b4b8b35c927c6f81bc94555a6b0b4ad627cef97d8225", kill_on_drop: false }`
[INFO] [stdout] ce4dd0342d9f8bc86bb7b4b8b35c927c6f81bc94555a6b0b4ad627cef97d8225
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] c7009b8b2c4362344b15b033c8986a79175b5a5c080f63afdb8b527abd6e4853
[INFO] running `Command { std: "docker" "start" "-a" "c7009b8b2c4362344b15b033c8986a79175b5a5c080f63afdb8b527abd6e4853", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling fltk-webview-sys v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.76s
[INFO] running `Command { std: "docker" "inspect" "c7009b8b2c4362344b15b033c8986a79175b5a5c080f63afdb8b527abd6e4853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7009b8b2c4362344b15b033c8986a79175b5a5c080f63afdb8b527abd6e4853", kill_on_drop: false }`
[INFO] [stdout] c7009b8b2c4362344b15b033c8986a79175b5a5c080f63afdb8b527abd6e4853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 2f28d193a303f0721b9ac99b60c84557030902fda4ca2c936fe96e006ebab85b
[INFO] running `Command { std: "docker" "start" "-a" "2f28d193a303f0721b9ac99b60c84557030902fda4ca2c936fe96e006ebab85b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fltk-webview-sys v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "2f28d193a303f0721b9ac99b60c84557030902fda4ca2c936fe96e006ebab85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f28d193a303f0721b9ac99b60c84557030902fda4ca2c936fe96e006ebab85b", kill_on_drop: false }`
[INFO] [stdout] 2f28d193a303f0721b9ac99b60c84557030902fda4ca2c936fe96e006ebab85b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 7f225300228119048bc04c49fe6fd06d95008b004e0fec21dfd863a1aab7fb8c
[INFO] running `Command { std: "docker" "start" "-a" "7f225300228119048bc04c49fe6fd06d95008b004e0fec21dfd863a1aab7fb8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fltk_webview_sys-b53cf5dece504926)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fltk-webview-sys
[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] [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" "7f225300228119048bc04c49fe6fd06d95008b004e0fec21dfd863a1aab7fb8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f225300228119048bc04c49fe6fd06d95008b004e0fec21dfd863a1aab7fb8c", kill_on_drop: false }`
[INFO] [stdout] 7f225300228119048bc04c49fe6fd06d95008b004e0fec21dfd863a1aab7fb8c