[INFO] fetching crate htmldiff 0.1.0...
[INFO] testing htmldiff-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate htmldiff 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate htmldiff 0.1.0 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 htmldiff 0.1.0
[INFO] finished tweaking crates.io crate htmldiff 0.1.0
[INFO] tweaked toml for crates.io crate htmldiff 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "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] d88994b46c06e85895e202fbf85346a563e8e0f79d1b0d683910b05688e444c5
[INFO] running `Command { std: "docker" "start" "-a" "d88994b46c06e85895e202fbf85346a563e8e0f79d1b0d683910b05688e444c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d88994b46c06e85895e202fbf85346a563e8e0f79d1b0d683910b05688e444c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88994b46c06e85895e202fbf85346a563e8e0f79d1b0d683910b05688e444c5", kill_on_drop: false }`
[INFO] [stdout] d88994b46c06e85895e202fbf85346a563e8e0f79d1b0d683910b05688e444c5
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae3afc779a00877fc04b1c3d86b0efd7576456f7d86709e25edf6160796e868b
[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" "ae3afc779a00877fc04b1c3d86b0efd7576456f7d86709e25edf6160796e868b", kill_on_drop: false }`
[INFO] [stderr]    Compiling htmldiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "ae3afc779a00877fc04b1c3d86b0efd7576456f7d86709e25edf6160796e868b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae3afc779a00877fc04b1c3d86b0efd7576456f7d86709e25edf6160796e868b", kill_on_drop: false }`
[INFO] [stdout] ae3afc779a00877fc04b1c3d86b0efd7576456f7d86709e25edf6160796e868b
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1aba9b6de702ae7405a4af6b9ab4582ecf1651bb93674e783252be7596ca7dd7
[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" "1aba9b6de702ae7405a4af6b9ab4582ecf1651bb93674e783252be7596ca7dd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling htmldiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "1aba9b6de702ae7405a4af6b9ab4582ecf1651bb93674e783252be7596ca7dd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aba9b6de702ae7405a4af6b9ab4582ecf1651bb93674e783252be7596ca7dd7", kill_on_drop: false }`
[INFO] [stdout] 1aba9b6de702ae7405a4af6b9ab4582ecf1651bb93674e783252be7596ca7dd7
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c909577d66a2c20e9308980c634e28df830aed7d9a79304d8b80478438f535f
[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" "4c909577d66a2c20e9308980c634e28df830aed7d9a79304d8b80478438f535f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/htmldiff-360f7240a556d51f
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test html::tests::test_split_html ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/htmldiff-7fd4826fb0687448
[INFO] [stdout] test wu::tests::test_diff ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests htmldiff
[INFO] [stdout] test wu::tests::test_diff ... ok
[INFO] [stdout] test html::tests::test_split_html ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c909577d66a2c20e9308980c634e28df830aed7d9a79304d8b80478438f535f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c909577d66a2c20e9308980c634e28df830aed7d9a79304d8b80478438f535f", kill_on_drop: false }`
[INFO] [stdout] 4c909577d66a2c20e9308980c634e28df830aed7d9a79304d8b80478438f535f