[INFO] fetching crate flake 0.0.1...
[INFO] testing flake-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate flake 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate flake 0.0.1 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 flake 0.0.1
[INFO] finished tweaking crates.io crate flake 0.0.1
[INFO] tweaked toml for crates.io crate flake 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] eb7c9d68789575f6fac3f41fb4c2e0e18f1cc3305240dbe4313907b6cccdbff3
[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" "eb7c9d68789575f6fac3f41fb4c2e0e18f1cc3305240dbe4313907b6cccdbff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb7c9d68789575f6fac3f41fb4c2e0e18f1cc3305240dbe4313907b6cccdbff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7c9d68789575f6fac3f41fb4c2e0e18f1cc3305240dbe4313907b6cccdbff3", kill_on_drop: false }`
[INFO] [stdout] eb7c9d68789575f6fac3f41fb4c2e0e18f1cc3305240dbe4313907b6cccdbff3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12f35ae5df0e43a4d7428ef12cba8f81962f985df8854d96a9e7e76bedc07fdd
[INFO] running `Command { std: "docker" "start" "-a" "12f35ae5df0e43a4d7428ef12cba8f81962f985df8854d96a9e7e76bedc07fdd", kill_on_drop: false }`
[INFO] [stderr]    Compiling flake v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "12f35ae5df0e43a4d7428ef12cba8f81962f985df8854d96a9e7e76bedc07fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12f35ae5df0e43a4d7428ef12cba8f81962f985df8854d96a9e7e76bedc07fdd", kill_on_drop: false }`
[INFO] [stdout] 12f35ae5df0e43a4d7428ef12cba8f81962f985df8854d96a9e7e76bedc07fdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 4cccb5c237f62e2bfe8d4320af8a747687162847c2734e1171db417da406f80b
[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" "4cccb5c237f62e2bfe8d4320af8a747687162847c2734e1171db417da406f80b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flake v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `TIMESTAMP_MASK`
[INFO] [stdout]  --> src/tests/mod.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | const TIMESTAMP_MASK: u64 = 0xFFFFFFFFFFC00000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "4cccb5c237f62e2bfe8d4320af8a747687162847c2734e1171db417da406f80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cccb5c237f62e2bfe8d4320af8a747687162847c2734e1171db417da406f80b", kill_on_drop: false }`
[INFO] [stdout] 4cccb5c237f62e2bfe8d4320af8a747687162847c2734e1171db417da406f80b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8477feb7a20359ab2cb78b541c9833c081717ba7a00c7af5c731a55e58ea56ba
[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" "8477feb7a20359ab2cb78b541c9833c081717ba7a00c7af5c731a55e58ea56ba", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `TIMESTAMP_MASK`
[INFO] [stderr]  --> src/tests/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | const TIMESTAMP_MASK: u64 = 0xFFFFFFFFFFC00000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flake-9ff5af5cc179823a
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::correct_datacenter_id ... ok
[INFO] [stdout] test tests::correct_worker_id ... ok
[INFO] [stdout] test tests::generate_increasing_ids ... ok
[INFO] [stdout] test tests::proper_mask_datacenter_id ... ok
[INFO] [stdout] test tests::proper_mask_timestamp ... ok
[INFO] [stdout] test tests::generate_id ... ok
[INFO] [stdout] test tests::proper_mask_worker_id ... ok
[INFO] [stderr]    Doc-tests flake
[INFO] [stdout] test tests::roll_over_sequence_id ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "8477feb7a20359ab2cb78b541c9833c081717ba7a00c7af5c731a55e58ea56ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8477feb7a20359ab2cb78b541c9833c081717ba7a00c7af5c731a55e58ea56ba", kill_on_drop: false }`
[INFO] [stdout] 8477feb7a20359ab2cb78b541c9833c081717ba7a00c7af5c731a55e58ea56ba