[INFO] fetching crate htmldiff 0.1.0...
[INFO] testing htmldiff-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate htmldiff 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate htmldiff 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 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-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8772c1248de5f0d638854fafd009ac771a4f3f49ac45ffa6e208cf309c1fb422
[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" "8772c1248de5f0d638854fafd009ac771a4f3f49ac45ffa6e208cf309c1fb422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8772c1248de5f0d638854fafd009ac771a4f3f49ac45ffa6e208cf309c1fb422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8772c1248de5f0d638854fafd009ac771a4f3f49ac45ffa6e208cf309c1fb422", kill_on_drop: false }`
[INFO] [stdout] 8772c1248de5f0d638854fafd009ac771a4f3f49ac45ffa6e208cf309c1fb422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 83c25f8b92892938f79b944cf4783d6af67322b1e28caae0c5623d25c8329dbd
[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" "83c25f8b92892938f79b944cf4783d6af67322b1e28caae0c5623d25c8329dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling htmldiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "83c25f8b92892938f79b944cf4783d6af67322b1e28caae0c5623d25c8329dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83c25f8b92892938f79b944cf4783d6af67322b1e28caae0c5623d25c8329dbd", kill_on_drop: false }`
[INFO] [stdout] 83c25f8b92892938f79b944cf4783d6af67322b1e28caae0c5623d25c8329dbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b1206b8f0b6776603f4a2da421f43ffececcf7e6f54419f355d1550bce5c369
[INFO] running `Command { std: "docker" "start" "-a" "4b1206b8f0b6776603f4a2da421f43ffececcf7e6f54419f355d1550bce5c369", kill_on_drop: false }`
[INFO] [stderr]    Compiling htmldiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "4b1206b8f0b6776603f4a2da421f43ffececcf7e6f54419f355d1550bce5c369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b1206b8f0b6776603f4a2da421f43ffececcf7e6f54419f355d1550bce5c369", kill_on_drop: false }`
[INFO] [stdout] 4b1206b8f0b6776603f4a2da421f43ffececcf7e6f54419f355d1550bce5c369
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 416e6d2f9f265320d20b36d87fac3bc554df39ef3a3ae07a51bba8801ea320fd
[INFO] running `Command { std: "docker" "start" "-a" "416e6d2f9f265320d20b36d87fac3bc554df39ef3a3ae07a51bba8801ea320fd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/htmldiff-1d60d711a1e7e2a7
[INFO] [stdout] test html::tests::test_split_html ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/htmldiff-b419992f5316e6ca
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test html::tests::test_split_html ... ok
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests htmldiff
[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" "416e6d2f9f265320d20b36d87fac3bc554df39ef3a3ae07a51bba8801ea320fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416e6d2f9f265320d20b36d87fac3bc554df39ef3a3ae07a51bba8801ea320fd", kill_on_drop: false }`
[INFO] [stdout] 416e6d2f9f265320d20b36d87fac3bc554df39ef3a3ae07a51bba8801ea320fd