[INFO] fetching crate web-dom 0.3.9...
[INFO] testing web-dom-0.3.9 against 1.55.0 for beta-1.56-1
[INFO] extracting crate web-dom 0.3.9 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate web-dom 0.3.9 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 web-dom 0.3.9
[INFO] finished tweaking crates.io crate web-dom 0.3.9
[INFO] tweaked toml for crates.io crate web-dom 0.3.9 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f34f88f096870ab6d648c68adfecf974757f00dfc0a6c488c17de38e68700ed7
[INFO] running `Command { std: "docker" "start" "-a" "f34f88f096870ab6d648c68adfecf974757f00dfc0a6c488c17de38e68700ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f34f88f096870ab6d648c68adfecf974757f00dfc0a6c488c17de38e68700ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34f88f096870ab6d648c68adfecf974757f00dfc0a6c488c17de38e68700ed7", kill_on_drop: false }`
[INFO] [stdout] f34f88f096870ab6d648c68adfecf974757f00dfc0a6c488c17de38e68700ed7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3e32f5543ce70a145bf0d71e74e6a82596f61ee920beb84630b73ef1479c5c93
[INFO] running `Command { std: "docker" "start" "-a" "3e32f5543ce70a145bf0d71e74e6a82596f61ee920beb84630b73ef1479c5c93", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_common v0.4.2
[INFO] [stderr]    Compiling web-dom v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "3e32f5543ce70a145bf0d71e74e6a82596f61ee920beb84630b73ef1479c5c93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e32f5543ce70a145bf0d71e74e6a82596f61ee920beb84630b73ef1479c5c93", kill_on_drop: false }`
[INFO] [stdout] 3e32f5543ce70a145bf0d71e74e6a82596f61ee920beb84630b73ef1479c5c93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 6218fe7f7925b10652a1587fbd0c1bdd19ff5ad375ea5baa42e6f475d9825ca5
[INFO] running `Command { std: "docker" "start" "-a" "6218fe7f7925b10652a1587fbd0c1bdd19ff5ad375ea5baa42e6f475d9825ca5", kill_on_drop: false }`
[INFO] [stderr]    Compiling web-dom v0.3.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6218fe7f7925b10652a1587fbd0c1bdd19ff5ad375ea5baa42e6f475d9825ca5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6218fe7f7925b10652a1587fbd0c1bdd19ff5ad375ea5baa42e6f475d9825ca5", kill_on_drop: false }`
[INFO] [stdout] 6218fe7f7925b10652a1587fbd0c1bdd19ff5ad375ea5baa42e6f475d9825ca5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 85f37e949b17f2e8bd8545b4f322aed9da6c80e84afc2c5f346d3349fa89047a
[INFO] running `Command { std: "docker" "start" "-a" "85f37e949b17f2e8bd8545b4f322aed9da6c80e84afc2c5f346d3349fa89047a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web_dom-a111395409c81c4a)
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/web_dom-a111395409c81c4a` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "85f37e949b17f2e8bd8545b4f322aed9da6c80e84afc2c5f346d3349fa89047a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85f37e949b17f2e8bd8545b4f322aed9da6c80e84afc2c5f346d3349fa89047a", kill_on_drop: false }`
[INFO] [stdout] 85f37e949b17f2e8bd8545b4f322aed9da6c80e84afc2c5f346d3349fa89047a