[INFO] fetching crate verlib 0.1.0...
[INFO] testing verlib-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate verlib 0.1.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate verlib 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 verlib 0.1.0
[INFO] finished tweaking crates.io crate verlib 0.1.0
[INFO] tweaked toml for crates.io crate verlib 0.1.0 written to /workspace/builds/worker-11/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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 846d3f2a95125d05ceb9e2e4f75b31253c39399c443111158d9b818d97fefdcb
[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" "846d3f2a95125d05ceb9e2e4f75b31253c39399c443111158d9b818d97fefdcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "846d3f2a95125d05ceb9e2e4f75b31253c39399c443111158d9b818d97fefdcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "846d3f2a95125d05ceb9e2e4f75b31253c39399c443111158d9b818d97fefdcb", kill_on_drop: false }`
[INFO] [stdout] 846d3f2a95125d05ceb9e2e4f75b31253c39399c443111158d9b818d97fefdcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 9e403d12351eaacab79f5a8f5c9cba5a70a07f7a0d57dd669b734bb55464bf9e
[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" "9e403d12351eaacab79f5a8f5c9cba5a70a07f7a0d57dd669b734bb55464bf9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling verlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "9e403d12351eaacab79f5a8f5c9cba5a70a07f7a0d57dd669b734bb55464bf9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e403d12351eaacab79f5a8f5c9cba5a70a07f7a0d57dd669b734bb55464bf9e", kill_on_drop: false }`
[INFO] [stdout] 9e403d12351eaacab79f5a8f5c9cba5a70a07f7a0d57dd669b734bb55464bf9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] f533acac2b9969461b85467e7b56294b0de1b123c5fd14d5307a70aac3d695a8
[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" "f533acac2b9969461b85467e7b56294b0de1b123c5fd14d5307a70aac3d695a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling verlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "f533acac2b9969461b85467e7b56294b0de1b123c5fd14d5307a70aac3d695a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f533acac2b9969461b85467e7b56294b0de1b123c5fd14d5307a70aac3d695a8", kill_on_drop: false }`
[INFO] [stdout] f533acac2b9969461b85467e7b56294b0de1b123c5fd14d5307a70aac3d695a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 37aab3fb1bf405668e762152c54ed85e4b062114042930231ab6f58d0a96a1b3
[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" "37aab3fb1bf405668e762152c54ed85e4b062114042930231ab6f58d0a96a1b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/verlib-2dee82cedade70c8
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test cmp::tests::test_compare_alpha ... ok
[INFO] [stdout] test cmp::tests::test_compare_versions ... ok
[INFO] [stdout] test cmp::tests::test_char_order ... ok
[INFO] [stdout] test semver::tests::test_to_semver ... ok
[INFO] [stdout] test utils::tests::test_num_checker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests verlib
[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" "37aab3fb1bf405668e762152c54ed85e4b062114042930231ab6f58d0a96a1b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37aab3fb1bf405668e762152c54ed85e4b062114042930231ab6f58d0a96a1b3", kill_on_drop: false }`
[INFO] [stdout] 37aab3fb1bf405668e762152c54ed85e4b062114042930231ab6f58d0a96a1b3