[INFO] fetching crate natls 2.1.9...
[INFO] testing natls-2.1.9 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate natls 2.1.9 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate natls 2.1.9 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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-12/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded users v0.11.0
[INFO] [stderr]   Downloaded pretty-bytes v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e8649a2f8584dda45c8419f078324e11504dce9be807301ef401498c2769b97c
[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" "e8649a2f8584dda45c8419f078324e11504dce9be807301ef401498c2769b97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8649a2f8584dda45c8419f078324e11504dce9be807301ef401498c2769b97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8649a2f8584dda45c8419f078324e11504dce9be807301ef401498c2769b97c", kill_on_drop: false }`
[INFO] [stdout] e8649a2f8584dda45c8419f078324e11504dce9be807301ef401498c2769b97c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7447b17ef0b8bbda5a7e517c8f5f345d56ff479f21bf1664ba809fe3fca29007
[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" "7447b17ef0b8bbda5a7e517c8f5f345d56ff479f21bf1664ba809fe3fca29007", 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 28.45s
[INFO] running `Command { std: "docker" "inspect" "7447b17ef0b8bbda5a7e517c8f5f345d56ff479f21bf1664ba809fe3fca29007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7447b17ef0b8bbda5a7e517c8f5f345d56ff479f21bf1664ba809fe3fca29007", kill_on_drop: false }`
[INFO] [stdout] 7447b17ef0b8bbda5a7e517c8f5f345d56ff479f21bf1664ba809fe3fca29007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5241ed80404a89768e96441464df3c73c9353a6ea945aef42d7429657a9ed23
[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" "e5241ed80404a89768e96441464df3c73c9353a6ea945aef42d7429657a9ed23", kill_on_drop: false }`
[INFO] [stderr]    Compiling natls v2.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "e5241ed80404a89768e96441464df3c73c9353a6ea945aef42d7429657a9ed23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5241ed80404a89768e96441464df3c73c9353a6ea945aef42d7429657a9ed23", kill_on_drop: false }`
[INFO] [stdout] e5241ed80404a89768e96441464df3c73c9353a6ea945aef42d7429657a9ed23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2ef195798f8d93e6d20a421614bb82944187bd29206e516cd0a39907a7efaf4
[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" "e2ef195798f8d93e6d20a421614bb82944187bd29206e516cd0a39907a7efaf4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/natls-fcd2fb02a877963d
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_text_effects::test_blink ... 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_hidden ... ok
[INFO] [stdout] test tests::test_text_effects::test_reverse ... ok
[INFO] [stdout] test tests::test_text_effects::test_underline ... ok
[INFO] [stdout] test tests::test_text_effects::test_stricken ... ok
[INFO] [stdout] test tests::test_text_effects::test_bold ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e2ef195798f8d93e6d20a421614bb82944187bd29206e516cd0a39907a7efaf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ef195798f8d93e6d20a421614bb82944187bd29206e516cd0a39907a7efaf4", kill_on_drop: false }`
[INFO] [stdout] e2ef195798f8d93e6d20a421614bb82944187bd29206e516cd0a39907a7efaf4