[INFO] fetching crate scottqueue 0.1.0...
[INFO] testing scottqueue-0.1.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate scottqueue 0.1.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate scottqueue 0.1.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scottqueue 0.1.0
[INFO] finished tweaking crates.io crate scottqueue 0.1.0
[INFO] tweaked toml for crates.io crate scottqueue 0.1.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecbfca7608a041c1f10467feb890f8007ae304b559c3b003d271a86d78fd82e1
[INFO] running `Command { std: "docker" "start" "-a" "ecbfca7608a041c1f10467feb890f8007ae304b559c3b003d271a86d78fd82e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecbfca7608a041c1f10467feb890f8007ae304b559c3b003d271a86d78fd82e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecbfca7608a041c1f10467feb890f8007ae304b559c3b003d271a86d78fd82e1", kill_on_drop: false }`
[INFO] [stdout] ecbfca7608a041c1f10467feb890f8007ae304b559c3b003d271a86d78fd82e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ea1dbb1e472f95c4b8bcaeae659c8d1720abf52a36f92d95c353324dba2ba77
[INFO] running `Command { std: "docker" "start" "-a" "7ea1dbb1e472f95c4b8bcaeae659c8d1720abf52a36f92d95c353324dba2ba77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scottqueue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "7ea1dbb1e472f95c4b8bcaeae659c8d1720abf52a36f92d95c353324dba2ba77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea1dbb1e472f95c4b8bcaeae659c8d1720abf52a36f92d95c353324dba2ba77", kill_on_drop: false }`
[INFO] [stdout] 7ea1dbb1e472f95c4b8bcaeae659c8d1720abf52a36f92d95c353324dba2ba77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58280b440a98a4cf6f7eef101e9fa3109b5c8deb6c9fb22e2fd085a68b2975b8
[INFO] running `Command { std: "docker" "start" "-a" "58280b440a98a4cf6f7eef101e9fa3109b5c8deb6c9fb22e2fd085a68b2975b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling scottqueue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "58280b440a98a4cf6f7eef101e9fa3109b5c8deb6c9fb22e2fd085a68b2975b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58280b440a98a4cf6f7eef101e9fa3109b5c8deb6c9fb22e2fd085a68b2975b8", kill_on_drop: false }`
[INFO] [stdout] 58280b440a98a4cf6f7eef101e9fa3109b5c8deb6c9fb22e2fd085a68b2975b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 203ca2d8527ab7a24a44bf3e9b0983b434376134efd193b619fa2f702fd25e82
[INFO] running `Command { std: "docker" "start" "-a" "203ca2d8527ab7a24a44bf3e9b0983b434376134efd193b619fa2f702fd25e82", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scottqueue-f1643055e02869ce)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tlqueue::tests::channel_send_bench ... ok
[INFO] [stdout] test tlqueue::tests::push_bench ... ok
[INFO] [stdout] test tlqueue::tests::test_from_iterator ... ok
[INFO] [stdout] test tlqueue::tests::test_iterator ... ok
[INFO] [stdout] test tlqueue::tests::test_queue ... ok
[INFO] [stdout] test tlqueue::tests::test_single_item ... ok
[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/scottqueue-f1643055e02869ce` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "203ca2d8527ab7a24a44bf3e9b0983b434376134efd193b619fa2f702fd25e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "203ca2d8527ab7a24a44bf3e9b0983b434376134efd193b619fa2f702fd25e82", kill_on_drop: false }`
[INFO] [stdout] 203ca2d8527ab7a24a44bf3e9b0983b434376134efd193b619fa2f702fd25e82