[INFO] fetching crate natls 2.1.9...
[INFO] testing natls-2.1.9 against 1.49.0 for beta-1.50-1
[INFO] extracting crate natls 2.1.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate natls 2.1.9 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 natls 2.1.9
[INFO] finished tweaking crates.io crate natls 2.1.9
[INFO] tweaked toml for crates.io crate natls 2.1.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate natls 2.1.9 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cd68ee3db1b74a6cf02a536f01586888c61b4eb703e03fe10fbcf40f097d5b76
[INFO] running `Command { std: "docker" "start" "-a" "cd68ee3db1b74a6cf02a536f01586888c61b4eb703e03fe10fbcf40f097d5b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd68ee3db1b74a6cf02a536f01586888c61b4eb703e03fe10fbcf40f097d5b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd68ee3db1b74a6cf02a536f01586888c61b4eb703e03fe10fbcf40f097d5b76", kill_on_drop: false }`
[INFO] [stdout] cd68ee3db1b74a6cf02a536f01586888c61b4eb703e03fe10fbcf40f097d5b76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 397a04e6ece50f92677adbbb5998137b09ff3055959412b2c140418481760248
[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" "397a04e6ece50f92677adbbb5998137b09ff3055959412b2c140418481760248", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling users v0.11.0
[INFO] [stderr]    Compiling pretty-bytes v0.2.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling natls v2.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `Command { std: "docker" "inspect" "397a04e6ece50f92677adbbb5998137b09ff3055959412b2c140418481760248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397a04e6ece50f92677adbbb5998137b09ff3055959412b2c140418481760248", kill_on_drop: false }`
[INFO] [stdout] 397a04e6ece50f92677adbbb5998137b09ff3055959412b2c140418481760248
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 3ea4de4e14f98a1505db207c6ad2e81229f333004ad1711ea1670a5ff94d5284
[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" "3ea4de4e14f98a1505db207c6ad2e81229f333004ad1711ea1670a5ff94d5284", kill_on_drop: false }`
[INFO] [stderr]    Compiling natls v2.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.03s
[INFO] running `Command { std: "docker" "inspect" "3ea4de4e14f98a1505db207c6ad2e81229f333004ad1711ea1670a5ff94d5284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea4de4e14f98a1505db207c6ad2e81229f333004ad1711ea1670a5ff94d5284", kill_on_drop: false }`
[INFO] [stdout] 3ea4de4e14f98a1505db207c6ad2e81229f333004ad1711ea1670a5ff94d5284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] c8c775cdb0b1f464a4d285621ba3d9208cb0e7cf48f8c981917ec33fe8a3c4a3
[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" "c8c775cdb0b1f464a4d285621ba3d9208cb0e7cf48f8c981917ec33fe8a3c4a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natls-b062350c3098cd47
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_text_effects::test_hidden ... ok
[INFO] [stdout] test tests::test_text_effects::test_dimmed ... ok
[INFO] [stdout] test tests::test_text_effects::test_italic ... ok
[INFO] [stdout] test tests::test_text_effects::test_bold ... ok
[INFO] [stdout] test tests::test_text_effects::test_reverse ... ok
[INFO] [stdout] test tests::test_text_effects::test_blink ... ok
[INFO] [stdout] test tests::test_text_effects::test_underline ... ok
[INFO] [stdout] test tests::test_text_effects::test_stricken ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8c775cdb0b1f464a4d285621ba3d9208cb0e7cf48f8c981917ec33fe8a3c4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c775cdb0b1f464a4d285621ba3d9208cb0e7cf48f8c981917ec33fe8a3c4a3", kill_on_drop: false }`
[INFO] [stdout] c8c775cdb0b1f464a4d285621ba3d9208cb0e7cf48f8c981917ec33fe8a3c4a3