[INFO] fetching crate neolistqueue 0.1.0...
[INFO] testing neolistqueue-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate neolistqueue 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate neolistqueue 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate neolistqueue 0.1.0
[INFO] finished tweaking crates.io crate neolistqueue 0.1.0
[INFO] tweaked toml for crates.io crate neolistqueue 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate neolistqueue 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5029722dead163bba8972c4c6f72779e9a97cfbe3dc4f032b1979e6f1fbd909c
[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" "5029722dead163bba8972c4c6f72779e9a97cfbe3dc4f032b1979e6f1fbd909c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5029722dead163bba8972c4c6f72779e9a97cfbe3dc4f032b1979e6f1fbd909c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5029722dead163bba8972c4c6f72779e9a97cfbe3dc4f032b1979e6f1fbd909c", kill_on_drop: false }`
[INFO] [stdout] 5029722dead163bba8972c4c6f72779e9a97cfbe3dc4f032b1979e6f1fbd909c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd6e6fc5246d9394db1dac61ca6a8e9e01627b4d903c85f38b8b00dafbaa0174
[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" "bd6e6fc5246d9394db1dac61ca6a8e9e01627b4d903c85f38b8b00dafbaa0174", kill_on_drop: false }`
[INFO] [stderr]    Compiling neolistqueue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "bd6e6fc5246d9394db1dac61ca6a8e9e01627b4d903c85f38b8b00dafbaa0174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd6e6fc5246d9394db1dac61ca6a8e9e01627b4d903c85f38b8b00dafbaa0174", kill_on_drop: false }`
[INFO] [stdout] bd6e6fc5246d9394db1dac61ca6a8e9e01627b4d903c85f38b8b00dafbaa0174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1b9f1c7620211db4be417d6a1c976257aa76e7e3d472aea61865da6c6140e0f
[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" "e1b9f1c7620211db4be417d6a1c976257aa76e7e3d472aea61865da6c6140e0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling neolistqueue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "e1b9f1c7620211db4be417d6a1c976257aa76e7e3d472aea61865da6c6140e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1b9f1c7620211db4be417d6a1c976257aa76e7e3d472aea61865da6c6140e0f", kill_on_drop: false }`
[INFO] [stdout] e1b9f1c7620211db4be417d6a1c976257aa76e7e3d472aea61865da6c6140e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 649878c8be056f8f4e105694bf1395001ee0bd977f00c2e6a1d320319e1230f6
[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" "649878c8be056f8f4e105694bf1395001ee0bd977f00c2e6a1d320319e1230f6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/neolistqueue-f2175d7caad7f5f9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "649878c8be056f8f4e105694bf1395001ee0bd977f00c2e6a1d320319e1230f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "649878c8be056f8f4e105694bf1395001ee0bd977f00c2e6a1d320319e1230f6", kill_on_drop: false }`
[INFO] [stdout] 649878c8be056f8f4e105694bf1395001ee0bd977f00c2e6a1d320319e1230f6