[INFO] fetching crate web 0.1.15...
[INFO] testing web-0.1.15 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate web 0.1.15 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate web 0.1.15 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 web 0.1.15
[INFO] finished tweaking crates.io crate web 0.1.15
[INFO] tweaked toml for crates.io crate web 0.1.15 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32e00f7a03e1760c3862b3a56a012a4a8606f017d56c89289317d9b0d32bf635
[INFO] running `Command { std: "docker" "start" "-a" "32e00f7a03e1760c3862b3a56a012a4a8606f017d56c89289317d9b0d32bf635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32e00f7a03e1760c3862b3a56a012a4a8606f017d56c89289317d9b0d32bf635", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e00f7a03e1760c3862b3a56a012a4a8606f017d56c89289317d9b0d32bf635", kill_on_drop: false }`
[INFO] [stdout] 32e00f7a03e1760c3862b3a56a012a4a8606f017d56c89289317d9b0d32bf635
[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=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] 6f8712f6fb9c998b2e8402e352c2a6c360fad8485b26594af28a70146dc78b06
[INFO] running `Command { std: "docker" "start" "-a" "6f8712f6fb9c998b2e8402e352c2a6c360fad8485b26594af28a70146dc78b06", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling spin v0.7.1
[INFO] [stderr]    Compiling class_names v0.0.1
[INFO] [stderr]    Compiling html_color v0.0.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spin v0.9.0
[INFO] [stderr]    Compiling callback v0.5.3
[INFO] [stderr]    Compiling cstring v0.0.5
[INFO] [stderr]    Compiling js v0.3.0
[INFO] [stderr]    Compiling web_common v0.4.2
[INFO] [stderr]    Compiling web_local_storage v0.0.2
[INFO] [stderr]    Compiling web_console v0.3.7
[INFO] [stderr]    Compiling webcomponent v0.6.2
[INFO] [stderr]    Compiling web_canvas v0.0.7
[INFO] [stderr]    Compiling web_random v0.1.5
[INFO] [stderr]    Compiling web_timer v0.2.5
[INFO] [stderr]    Compiling web-dom v0.3.9
[INFO] [stderr]    Compiling web v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "6f8712f6fb9c998b2e8402e352c2a6c360fad8485b26594af28a70146dc78b06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8712f6fb9c998b2e8402e352c2a6c360fad8485b26594af28a70146dc78b06", kill_on_drop: false }`
[INFO] [stdout] 6f8712f6fb9c998b2e8402e352c2a6c360fad8485b26594af28a70146dc78b06
[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=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] 0581abb943d04eab7433c271c76dbad71978cd5b14a20f80999488984126c402
[INFO] running `Command { std: "docker" "start" "-a" "0581abb943d04eab7433c271c76dbad71978cd5b14a20f80999488984126c402", kill_on_drop: false }`
[INFO] [stderr]    Compiling web v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "0581abb943d04eab7433c271c76dbad71978cd5b14a20f80999488984126c402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0581abb943d04eab7433c271c76dbad71978cd5b14a20f80999488984126c402", kill_on_drop: false }`
[INFO] [stdout] 0581abb943d04eab7433c271c76dbad71978cd5b14a20f80999488984126c402
[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=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] 57aa7fd9057540e3435c52b81f3004b3061bff8461e3076345c4c2f17b315cc9
[INFO] running `Command { std: "docker" "start" "-a" "57aa7fd9057540e3435c52b81f3004b3061bff8461e3076345c4c2f17b315cc9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web-f0b3a3741d167ca1)
[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-f0b3a3741d167ca1` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "57aa7fd9057540e3435c52b81f3004b3061bff8461e3076345c4c2f17b315cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57aa7fd9057540e3435c52b81f3004b3061bff8461e3076345c4c2f17b315cc9", kill_on_drop: false }`
[INFO] [stdout] 57aa7fd9057540e3435c52b81f3004b3061bff8461e3076345c4c2f17b315cc9