[INFO] fetching crate cargo-makedocs 1.2.0...
[INFO] testing cargo-makedocs-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate cargo-makedocs 1.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cargo-makedocs 1.2.0 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 cargo-makedocs 1.2.0
[INFO] finished tweaking crates.io crate cargo-makedocs 1.2.0
[INFO] tweaked toml for crates.io crate cargo-makedocs 1.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate cargo-makedocs 1.2.0 already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f9c9b4180b0249eed68a77035c32ca593cfd4eef9b43f2f033e2922b0dc59f25
[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" "f9c9b4180b0249eed68a77035c32ca593cfd4eef9b43f2f033e2922b0dc59f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9c9b4180b0249eed68a77035c32ca593cfd4eef9b43f2f033e2922b0dc59f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c9b4180b0249eed68a77035c32ca593cfd4eef9b43f2f033e2922b0dc59f25", kill_on_drop: false }`
[INFO] [stdout] f9c9b4180b0249eed68a77035c32ca593cfd4eef9b43f2f033e2922b0dc59f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c1c8c57847d2631a5028cd7b614f3ef94aec6515c9d5c302d1a21f7775e8235
[INFO] running `Command { std: "docker" "start" "-a" "1c1c8c57847d2631a5028cd7b614f3ef94aec6515c9d5c302d1a21f7775e8235", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling cargo-makedocs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.69s
[INFO] running `Command { std: "docker" "inspect" "1c1c8c57847d2631a5028cd7b614f3ef94aec6515c9d5c302d1a21f7775e8235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1c8c57847d2631a5028cd7b614f3ef94aec6515c9d5c302d1a21f7775e8235", kill_on_drop: false }`
[INFO] [stdout] 1c1c8c57847d2631a5028cd7b614f3ef94aec6515c9d5c302d1a21f7775e8235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f355f0d6039374bc22f39d7bec069978a0a59155750032d993cc472ae97122f0
[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" "f355f0d6039374bc22f39d7bec069978a0a59155750032d993cc472ae97122f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-makedocs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "f355f0d6039374bc22f39d7bec069978a0a59155750032d993cc472ae97122f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f355f0d6039374bc22f39d7bec069978a0a59155750032d993cc472ae97122f0", kill_on_drop: false }`
[INFO] [stdout] f355f0d6039374bc22f39d7bec069978a0a59155750032d993cc472ae97122f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2314c2e0413be38f63f92bbc985a61d8a830ee66faecf15cb4948a16f69393a3
[INFO] running `Command { std: "docker" "start" "-a" "2314c2e0413be38f63f92bbc985a61d8a830ee66faecf15cb4948a16f69393a3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cargo_makedocs-00f65476a87af5a4
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::get_version_from_git ... ok
[INFO] [stdout] test tests::get_crates_buildtime_deps ... ok
[INFO] [stdout] test tests::get_crates_from_path ... ok
[INFO] [stdout] test tests::get_crates_include_exclude_crate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2314c2e0413be38f63f92bbc985a61d8a830ee66faecf15cb4948a16f69393a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2314c2e0413be38f63f92bbc985a61d8a830ee66faecf15cb4948a16f69393a3", kill_on_drop: false }`
[INFO] [stdout] 2314c2e0413be38f63f92bbc985a61d8a830ee66faecf15cb4948a16f69393a3