[INFO] fetching crate libflo_func_test_0 0.1.0...
[INFO] testing libflo_func_test_0-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate libflo_func_test_0 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate libflo_func_test_0 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 libflo_func_test_0 0.1.0
[INFO] finished tweaking crates.io crate libflo_func_test_0 0.1.0
[INFO] tweaked toml for crates.io crate libflo_func_test_0 0.1.0 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libflo_error v0.1.2
[INFO] [stderr]   Downloaded error-chain v0.7.2
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62277f95fee1523b6dbe10b7c5c048c9593542914d2dece90722d1a9e04ca248
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "62277f95fee1523b6dbe10b7c5c048c9593542914d2dece90722d1a9e04ca248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62277f95fee1523b6dbe10b7c5c048c9593542914d2dece90722d1a9e04ca248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62277f95fee1523b6dbe10b7c5c048c9593542914d2dece90722d1a9e04ca248", kill_on_drop: false }`
[INFO] [stdout] 62277f95fee1523b6dbe10b7c5c048c9593542914d2dece90722d1a9e04ca248
[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=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] 68ec0c388ed2c11c0f1b1b4f688bde9cde5aed0acf1f20091d11b719d0d6f187
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "68ec0c388ed2c11c0f1b1b4f688bde9cde5aed0acf1f20091d11b719d0d6f187", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-chain v0.7.2
[INFO] [stderr]    Compiling libflo_error v0.1.2
[INFO] [stderr]    Compiling libflo_func_test_0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "68ec0c388ed2c11c0f1b1b4f688bde9cde5aed0acf1f20091d11b719d0d6f187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ec0c388ed2c11c0f1b1b4f688bde9cde5aed0acf1f20091d11b719d0d6f187", kill_on_drop: false }`
[INFO] [stdout] 68ec0c388ed2c11c0f1b1b4f688bde9cde5aed0acf1f20091d11b719d0d6f187
[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=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] 15a77b36dcaf706680df73001d5eea6842aace714dfcd6b05b4286643536c701
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15a77b36dcaf706680df73001d5eea6842aace714dfcd6b05b4286643536c701", kill_on_drop: false }`
[INFO] [stderr]    Compiling libflo_func_test_0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "15a77b36dcaf706680df73001d5eea6842aace714dfcd6b05b4286643536c701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a77b36dcaf706680df73001d5eea6842aace714dfcd6b05b4286643536c701", kill_on_drop: false }`
[INFO] [stdout] 15a77b36dcaf706680df73001d5eea6842aace714dfcd6b05b4286643536c701
[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=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] 35bd23a22fe42de7dde25adf3020a4bd463b5d42c5f8d17bc52ab53ad7d057d2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "35bd23a22fe42de7dde25adf3020a4bd463b5d42c5f8d17bc52ab53ad7d057d2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libflo_func_test_0-dba1622b2c1ecb62)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35bd23a22fe42de7dde25adf3020a4bd463b5d42c5f8d17bc52ab53ad7d057d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35bd23a22fe42de7dde25adf3020a4bd463b5d42c5f8d17bc52ab53ad7d057d2", kill_on_drop: false }`
[INFO] [stdout] 35bd23a22fe42de7dde25adf3020a4bd463b5d42c5f8d17bc52ab53ad7d057d2