[INFO] fetching crate taginfo 0.1.0...
[INFO] testing taginfo-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate taginfo 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate taginfo 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 taginfo 0.1.0
[INFO] finished tweaking crates.io crate taginfo 0.1.0
[INFO] tweaked toml for crates.io crate taginfo 0.1.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] a610e1ba522edea17660ae02a066373c6154622cc33802ca4c3d5046568f9fea
[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" "a610e1ba522edea17660ae02a066373c6154622cc33802ca4c3d5046568f9fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a610e1ba522edea17660ae02a066373c6154622cc33802ca4c3d5046568f9fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a610e1ba522edea17660ae02a066373c6154622cc33802ca4c3d5046568f9fea", kill_on_drop: false }`
[INFO] [stdout] a610e1ba522edea17660ae02a066373c6154622cc33802ca4c3d5046568f9fea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 60fae91873e98b74b09cb1797c16a787b1b74f1d0743aa3b0fffd64f9b710487
[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" "60fae91873e98b74b09cb1797c16a787b1b74f1d0743aa3b0fffd64f9b710487", kill_on_drop: false }`
[INFO] [stderr]    Compiling taginfo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "60fae91873e98b74b09cb1797c16a787b1b74f1d0743aa3b0fffd64f9b710487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fae91873e98b74b09cb1797c16a787b1b74f1d0743aa3b0fffd64f9b710487", kill_on_drop: false }`
[INFO] [stdout] 60fae91873e98b74b09cb1797c16a787b1b74f1d0743aa3b0fffd64f9b710487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4e6d39d20aac94927bb06df5a914509b4c795f04a174e526a0dd61f74f98b400
[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" "4e6d39d20aac94927bb06df5a914509b4c795f04a174e526a0dd61f74f98b400", kill_on_drop: false }`
[INFO] [stderr]    Compiling taginfo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "4e6d39d20aac94927bb06df5a914509b4c795f04a174e526a0dd61f74f98b400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6d39d20aac94927bb06df5a914509b4c795f04a174e526a0dd61f74f98b400", kill_on_drop: false }`
[INFO] [stdout] 4e6d39d20aac94927bb06df5a914509b4c795f04a174e526a0dd61f74f98b400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 00acf495ec7c8ee87f5125d7e5b66919983da95c802117ea64876c0eb917d334
[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" "00acf495ec7c8ee87f5125d7e5b66919983da95c802117ea64876c0eb917d334", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/taginfo-15ac76865ba66f67
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::invalid_custom_element ... ok
[INFO] [stdout] test tests::invalid_mathml_element ... ok
[INFO] [stdout] test tests::invalid_html_attribute ... ok
[INFO] [stdout] test tests::invalid_svg_element ... ok
[INFO] [stdout] test tests::valid_mathml_element ... ok
[INFO] [stdout] test tests::valid_svg_element ... ok
[INFO] [stdout] test tests::valid_html_element ... ok
[INFO] [stdout] test tests::valid_html_attribute ... ok
[INFO] [stdout] test tests::valid_custom_element ... ok
[INFO] [stdout] test tests::invalid_html_element ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests taginfo
[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" "00acf495ec7c8ee87f5125d7e5b66919983da95c802117ea64876c0eb917d334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00acf495ec7c8ee87f5125d7e5b66919983da95c802117ea64876c0eb917d334", kill_on_drop: false }`
[INFO] [stdout] 00acf495ec7c8ee87f5125d7e5b66919983da95c802117ea64876c0eb917d334