[INFO] fetching crate web_console 0.3.7...
[INFO] testing web_console-0.3.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate web_console 0.3.7 into /workspace/builds/worker-54/source
[INFO] validating manifest of crates.io crate web_console 0.3.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate web_console 0.3.7
[INFO] finished tweaking crates.io crate web_console 0.3.7
[INFO] tweaked toml for crates.io crate web_console 0.3.7 written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b69aa71bc55f1024f6e35e78a750b58c6389e6e91fa4371ab3da7d379932afcf
[INFO] running `Command { std: "docker" "start" "-a" "b69aa71bc55f1024f6e35e78a750b58c6389e6e91fa4371ab3da7d379932afcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b69aa71bc55f1024f6e35e78a750b58c6389e6e91fa4371ab3da7d379932afcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b69aa71bc55f1024f6e35e78a750b58c6389e6e91fa4371ab3da7d379932afcf", kill_on_drop: false }`
[INFO] [stdout] b69aa71bc55f1024f6e35e78a750b58c6389e6e91fa4371ab3da7d379932afcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdcf3a52da53cd3f7eacd129ce2c3efe6083c8527493e5e4b40f5a2b0c32c7cd
[INFO] running `Command { std: "docker" "start" "-a" "cdcf3a52da53cd3f7eacd129ce2c3efe6083c8527493e5e4b40f5a2b0c32c7cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling spin v0.9.2
[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_console v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "cdcf3a52da53cd3f7eacd129ce2c3efe6083c8527493e5e4b40f5a2b0c32c7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdcf3a52da53cd3f7eacd129ce2c3efe6083c8527493e5e4b40f5a2b0c32c7cd", kill_on_drop: false }`
[INFO] [stdout] cdcf3a52da53cd3f7eacd129ce2c3efe6083c8527493e5e4b40f5a2b0c32c7cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe381856b1a3a21b548d3c21b50db495344928ce404244962aea69f0a3bc84d9
[INFO] running `Command { std: "docker" "start" "-a" "fe381856b1a3a21b548d3c21b50db495344928ce404244962aea69f0a3bc84d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling web_console v0.3.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "fe381856b1a3a21b548d3c21b50db495344928ce404244962aea69f0a3bc84d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe381856b1a3a21b548d3c21b50db495344928ce404244962aea69f0a3bc84d9", kill_on_drop: false }`
[INFO] [stdout] fe381856b1a3a21b548d3c21b50db495344928ce404244962aea69f0a3bc84d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63494d38613a6f142c8f459ae7734fbe018b00360d78926c8c424d23401b6b54
[INFO] running `Command { std: "docker" "start" "-a" "63494d38613a6f142c8f459ae7734fbe018b00360d78926c8c424d23401b6b54", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/web_console-adfdb3f6bc25f043)
[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_console-adfdb3f6bc25f043` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "63494d38613a6f142c8f459ae7734fbe018b00360d78926c8c424d23401b6b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63494d38613a6f142c8f459ae7734fbe018b00360d78926c8c424d23401b6b54", kill_on_drop: false }`
[INFO] [stdout] 63494d38613a6f142c8f459ae7734fbe018b00360d78926c8c424d23401b6b54