[INFO] fetching crate heap-vec 0.1.0...
[INFO] testing heap-vec-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate heap-vec 0.1.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate heap-vec 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate heap-vec 0.1.0
[INFO] finished tweaking crates.io crate heap-vec 0.1.0
[INFO] tweaked toml for crates.io crate heap-vec 0.1.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b96f434166b5246c61443d12eeba47569b2bdf15429ec5a76aa49af0991b1eb
[INFO] running `Command { std: "docker" "start" "-a" "7b96f434166b5246c61443d12eeba47569b2bdf15429ec5a76aa49af0991b1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b96f434166b5246c61443d12eeba47569b2bdf15429ec5a76aa49af0991b1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b96f434166b5246c61443d12eeba47569b2bdf15429ec5a76aa49af0991b1eb", kill_on_drop: false }`
[INFO] [stdout] 7b96f434166b5246c61443d12eeba47569b2bdf15429ec5a76aa49af0991b1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3a0f2b5e64e3a2379c9cb8b8042fe5f7b1b603c25fe7a8c77de767d3d9fb7c5
[INFO] running `Command { std: "docker" "start" "-a" "e3a0f2b5e64e3a2379c9cb8b8042fe5f7b1b603c25fe7a8c77de767d3d9fb7c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling heap-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "e3a0f2b5e64e3a2379c9cb8b8042fe5f7b1b603c25fe7a8c77de767d3d9fb7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3a0f2b5e64e3a2379c9cb8b8042fe5f7b1b603c25fe7a8c77de767d3d9fb7c5", kill_on_drop: false }`
[INFO] [stdout] e3a0f2b5e64e3a2379c9cb8b8042fe5f7b1b603c25fe7a8c77de767d3d9fb7c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9749fe37decc122f39d648ae096b8d12f500fda0a74b739d71fec62d3c24c38b
[INFO] running `Command { std: "docker" "start" "-a" "9749fe37decc122f39d648ae096b8d12f500fda0a74b739d71fec62d3c24c38b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heap-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/lib.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `test`
[INFO] [stdout]   --> src/lib.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             test: u8
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "9749fe37decc122f39d648ae096b8d12f500fda0a74b739d71fec62d3c24c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9749fe37decc122f39d648ae096b8d12f500fda0a74b739d71fec62d3c24c38b", kill_on_drop: false }`
[INFO] [stdout] 9749fe37decc122f39d648ae096b8d12f500fda0a74b739d71fec62d3c24c38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f12b3d23a69489473a5a13cf1a8e8414439f8d80e0c8fdb5fe6863e3581505ae
[INFO] running `Command { std: "docker" "start" "-a" "f12b3d23a69489473a5a13cf1a8e8414439f8d80e0c8fdb5fe6863e3581505ae", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/lib.rs:42:10
[INFO] [stdout] test tests::insert_test ... ok
[INFO] [stderr]    |
[INFO] [stderr] 42 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `test`
[INFO] [stderr]   --> src/lib.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             test: u8
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `heap-vec` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/heap_vec-0cf1b8104c418ec2)
[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/heap_vec-0cf1b8104c418ec2` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "f12b3d23a69489473a5a13cf1a8e8414439f8d80e0c8fdb5fe6863e3581505ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12b3d23a69489473a5a13cf1a8e8414439f8d80e0c8fdb5fe6863e3581505ae", kill_on_drop: false }`
[INFO] [stdout] f12b3d23a69489473a5a13cf1a8e8414439f8d80e0c8fdb5fe6863e3581505ae