[INFO] fetching crate iced_core 0.3.0...
[INFO] testing iced_core-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate iced_core 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate iced_core 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iced_core 0.3.0
[INFO] finished tweaking crates.io crate iced_core 0.3.0
[INFO] tweaked toml for crates.io crate iced_core 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c1b015d7c59335064eed6db4b9e8627d88e0e198b1d9b5888cf586dff81ccec
[INFO] running `Command { std: "docker" "start" "-a" "1c1b015d7c59335064eed6db4b9e8627d88e0e198b1d9b5888cf586dff81ccec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c1b015d7c59335064eed6db4b9e8627d88e0e198b1d9b5888cf586dff81ccec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1b015d7c59335064eed6db4b9e8627d88e0e198b1d9b5888cf586dff81ccec", kill_on_drop: false }`
[INFO] [stdout] 1c1b015d7c59335064eed6db4b9e8627d88e0e198b1d9b5888cf586dff81ccec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6e9caebcf35badf6ca5fc2c941576e7b67417edd06ba9c96810c2939c0dae31
[INFO] running `Command { std: "docker" "start" "-a" "f6e9caebcf35badf6ca5fc2c941576e7b67417edd06ba9c96810c2939c0dae31", kill_on_drop: false }`
[INFO] [stderr]    Compiling iced_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "f6e9caebcf35badf6ca5fc2c941576e7b67417edd06ba9c96810c2939c0dae31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e9caebcf35badf6ca5fc2c941576e7b67417edd06ba9c96810c2939c0dae31", kill_on_drop: false }`
[INFO] [stdout] f6e9caebcf35badf6ca5fc2c941576e7b67417edd06ba9c96810c2939c0dae31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2752ea04d76dc09e8d3b5244617473a4dfd34c2390877572726c5c1cb51e172b
[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" "2752ea04d76dc09e8d3b5244617473a4dfd34c2390877572726c5c1cb51e172b", kill_on_drop: false }`
[INFO] [stderr]    Compiling iced_core v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "2752ea04d76dc09e8d3b5244617473a4dfd34c2390877572726c5c1cb51e172b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2752ea04d76dc09e8d3b5244617473a4dfd34c2390877572726c5c1cb51e172b", kill_on_drop: false }`
[INFO] [stdout] 2752ea04d76dc09e8d3b5244617473a4dfd34c2390877572726c5c1cb51e172b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d87cbd768a95cd78547ad3cfd83f3c193de0feff252a10f5aa7ec3e0b277864d
[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" "d87cbd768a95cd78547ad3cfd83f3c193de0feff252a10f5aa7ec3e0b277864d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iced_core-2e26f832ca8079ee
[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] [stderr]    Doc-tests iced_core
[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] running `Command { std: "docker" "inspect" "d87cbd768a95cd78547ad3cfd83f3c193de0feff252a10f5aa7ec3e0b277864d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87cbd768a95cd78547ad3cfd83f3c193de0feff252a10f5aa7ec3e0b277864d", kill_on_drop: false }`
[INFO] [stdout] d87cbd768a95cd78547ad3cfd83f3c193de0feff252a10f5aa7ec3e0b277864d