[INFO] fetching crate versions 2.0.1...
[INFO] testing versions-2.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate versions 2.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate versions 2.0.1 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 versions 2.0.1
[INFO] finished tweaking crates.io crate versions 2.0.1
[INFO] tweaked toml for crates.io crate versions 2.0.1 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[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-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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f4f208f90ad9268f7a10c4c9edb87114d7e8ad69a9513ba5fc44b3263b47efd
[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" "6f4f208f90ad9268f7a10c4c9edb87114d7e8ad69a9513ba5fc44b3263b47efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f4f208f90ad9268f7a10c4c9edb87114d7e8ad69a9513ba5fc44b3263b47efd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4f208f90ad9268f7a10c4c9edb87114d7e8ad69a9513ba5fc44b3263b47efd", kill_on_drop: false }`
[INFO] [stdout] 6f4f208f90ad9268f7a10c4c9edb87114d7e8ad69a9513ba5fc44b3263b47efd
[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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d785a0f116758ef4420a953bc363485683262bb548dc81afc02a0fac7c7eb369
[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" "d785a0f116758ef4420a953bc363485683262bb548dc81afc02a0fac7c7eb369", kill_on_drop: false }`
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling versions v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.16s
[INFO] running `Command { std: "docker" "inspect" "d785a0f116758ef4420a953bc363485683262bb548dc81afc02a0fac7c7eb369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d785a0f116758ef4420a953bc363485683262bb548dc81afc02a0fac7c7eb369", kill_on_drop: false }`
[INFO] [stdout] d785a0f116758ef4420a953bc363485683262bb548dc81afc02a0fac7c7eb369
[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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cba60da3dc5359dfd5cbb4bc9292d266605058b5a6942fa11eef8fe768f81954
[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" "cba60da3dc5359dfd5cbb4bc9292d266605058b5a6942fa11eef8fe768f81954", kill_on_drop: false }`
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling versions v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.85s
[INFO] running `Command { std: "docker" "inspect" "cba60da3dc5359dfd5cbb4bc9292d266605058b5a6942fa11eef8fe768f81954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cba60da3dc5359dfd5cbb4bc9292d266605058b5a6942fa11eef8fe768f81954", kill_on_drop: false }`
[INFO] [stdout] cba60da3dc5359dfd5cbb4bc9292d266605058b5a6942fa11eef8fe768f81954
[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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fc10a1008000f3987b1b4fb363bd2d15c7d2241c01c240d4918a59d9138932a
[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" "4fc10a1008000f3987b1b4fb363bd2d15c7d2241c01c240d4918a59d9138932a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/versions-e893fc5de378c3a2
[INFO] [stdout] test tests::bad_versions ... ok
[INFO] [stdout] test tests::good_semvers ... ok
[INFO] [stdout] test tests::bad_semvers ... ok
[INFO] [stdout] test tests::bad_messes ... ok
[INFO] [stdout] test tests::equality ... ok
[INFO] [stdout] test tests::good_messes ... ok
[INFO] [stdout] test tests::official_semvers ... ok
[INFO] [stdout] test tests::good_versions ... ok
[INFO] [stdout] test tests::parsing_sanity ... ok
[INFO] [stdout] test tests::semver_ord ... ok
[INFO] [stdout] test tests::mixed_comparisons ... ok
[INFO] [stdout] test tests::version_ord ... ok
[INFO] [stdout] test tests::mess_ord ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version_numbers-31c7492f50eaef71
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests versions
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - Version::to_mess (line 367) ... ok
[INFO] [stdout] test src/lib.rs - Chunk::single_digit (line 837) ... ok
[INFO] [stdout] test src/lib.rs - Mess (line 533) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - SemVer (line 70) ... ok
[INFO] [stdout] test src/lib.rs - Versioning (line 1049) ... ok
[INFO] [stdout] test src/lib.rs - Mess::nth (line 564) ... ok
[INFO] [stdout] test src/lib.rs - SemVer::to_mess (line 130) ... ok
[INFO] [stdout] test src/lib.rs - Version::nth (line 348) ... ok
[INFO] [stdout] test src/lib.rs - Version (line 317) ... ok
[INFO] [stdout] test src/lib.rs - Chunk::single_digit_lenient (line 859) ... ok
[INFO] [stdout] test src/lib.rs - SemVer::to_version (line 105) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fc10a1008000f3987b1b4fb363bd2d15c7d2241c01c240d4918a59d9138932a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc10a1008000f3987b1b4fb363bd2d15c7d2241c01c240d4918a59d9138932a", kill_on_drop: false }`
[INFO] [stdout] 4fc10a1008000f3987b1b4fb363bd2d15c7d2241c01c240d4918a59d9138932a