[INFO] fetching crate prime-number-utils 0.1.0...
[INFO] testing prime-number-utils-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate prime-number-utils 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate prime-number-utils 0.1.0
[INFO] finished tweaking crates.io crate prime-number-utils 0.1.0
[INFO] tweaked toml for crates.io crate prime-number-utils 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prime-number-utils 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adee84f863640b8530e2686e02089fca07832e8ebd27563a3136e0f1ff706984
[INFO] running `Command { std: "docker" "start" "-a" "adee84f863640b8530e2686e02089fca07832e8ebd27563a3136e0f1ff706984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adee84f863640b8530e2686e02089fca07832e8ebd27563a3136e0f1ff706984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adee84f863640b8530e2686e02089fca07832e8ebd27563a3136e0f1ff706984", kill_on_drop: false }`
[INFO] [stdout] adee84f863640b8530e2686e02089fca07832e8ebd27563a3136e0f1ff706984
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 783e9807dd25f50f1827c3a72c12b997e043e02964bd3aac054bba38cd3575e0
[INFO] running `Command { std: "docker" "start" "-a" "783e9807dd25f50f1827c3a72c12b997e043e02964bd3aac054bba38cd3575e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling prime-number-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "783e9807dd25f50f1827c3a72c12b997e043e02964bd3aac054bba38cd3575e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "783e9807dd25f50f1827c3a72c12b997e043e02964bd3aac054bba38cd3575e0", kill_on_drop: false }`
[INFO] [stdout] 783e9807dd25f50f1827c3a72c12b997e043e02964bd3aac054bba38cd3575e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e55a36838c103cc4e53b55512d05a94dbece59c01a5e8ce11ff3005663e45c10
[INFO] running `Command { std: "docker" "start" "-a" "e55a36838c103cc4e53b55512d05a94dbece59c01a5e8ce11ff3005663e45c10", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime-number-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "e55a36838c103cc4e53b55512d05a94dbece59c01a5e8ce11ff3005663e45c10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e55a36838c103cc4e53b55512d05a94dbece59c01a5e8ce11ff3005663e45c10", kill_on_drop: false }`
[INFO] [stdout] e55a36838c103cc4e53b55512d05a94dbece59c01a5e8ce11ff3005663e45c10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c139dfd482943f06e33eb39a8f1c6b9f0e71b0a15383b2f82a6e74f102ae188e
[INFO] running `Command { std: "docker" "start" "-a" "c139dfd482943f06e33eb39a8f1c6b9f0e71b0a15383b2f82a6e74f102ae188e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prime_number_utils-a0e223b86b6a6873)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::tests::test_lucas_lehmer ... 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/prime_number_utils-a0e223b86b6a6873` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c139dfd482943f06e33eb39a8f1c6b9f0e71b0a15383b2f82a6e74f102ae188e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c139dfd482943f06e33eb39a8f1c6b9f0e71b0a15383b2f82a6e74f102ae188e", kill_on_drop: false }`
[INFO] [stdout] c139dfd482943f06e33eb39a8f1c6b9f0e71b0a15383b2f82a6e74f102ae188e