[INFO] fetching crate mdbook-generate-summary 0.2.0...
[INFO] testing mdbook-generate-summary-0.2.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate mdbook-generate-summary 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mdbook-generate-summary 0.2.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mdbook-generate-summary 0.2.0
[INFO] finished tweaking crates.io crate mdbook-generate-summary 0.2.0
[INFO] tweaked toml for crates.io crate mdbook-generate-summary 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b00a825cb05fcb43c35a1862644a7547720927de71628518cb51d127fbc31d8
[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" "4b00a825cb05fcb43c35a1862644a7547720927de71628518cb51d127fbc31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b00a825cb05fcb43c35a1862644a7547720927de71628518cb51d127fbc31d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b00a825cb05fcb43c35a1862644a7547720927de71628518cb51d127fbc31d8", kill_on_drop: false }`
[INFO] [stdout] 4b00a825cb05fcb43c35a1862644a7547720927de71628518cb51d127fbc31d8
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 5dc31f4a281ebc49b7a9677638f785dbf64cff1f9c658b91f37197278c46cbff
[INFO] running `Command { std: "docker" "start" "-a" "5dc31f4a281ebc49b7a9677638f785dbf64cff1f9c658b91f37197278c46cbff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling mdbook-generate-summary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.66s
[INFO] running `Command { std: "docker" "inspect" "5dc31f4a281ebc49b7a9677638f785dbf64cff1f9c658b91f37197278c46cbff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dc31f4a281ebc49b7a9677638f785dbf64cff1f9c658b91f37197278c46cbff", kill_on_drop: false }`
[INFO] [stdout] 5dc31f4a281ebc49b7a9677638f785dbf64cff1f9c658b91f37197278c46cbff
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 109214316a7203f97a0c933772aaf0c60c7be75e05a762607d94b5219ee520ce
[INFO] running `Command { std: "docker" "start" "-a" "109214316a7203f97a0c933772aaf0c60c7be75e05a762607d94b5219ee520ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.0
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling predicates-tree v1.0.0
[INFO] [stderr]    Compiling predicates v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling assert_cmd v0.10.2
[INFO] [stderr]    Compiling mdbook-generate-summary v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/cli.rs:17:45
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn generates_summary_md() -> Result<(), Box<std::error::Error>> {
[INFO] [stdout]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `Command { std: "docker" "inspect" "109214316a7203f97a0c933772aaf0c60c7be75e05a762607d94b5219ee520ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109214316a7203f97a0c933772aaf0c60c7be75e05a762607d94b5219ee520ce", kill_on_drop: false }`
[INFO] [stdout] 109214316a7203f97a0c933772aaf0c60c7be75e05a762607d94b5219ee520ce
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "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] 94f211396985126fc8e3314d5c81cce3783047b7f7d8bf06cc5bfcb98eeba876
[INFO] running `Command { std: "docker" "start" "-a" "94f211396985126fc8e3314d5c81cce3783047b7f7d8bf06cc5bfcb98eeba876", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/cli.rs:17:45
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn generates_summary_md() -> Result<(), Box<std::error::Error>> {
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mdbook_generate_summary-0bd25bc0210d16b2
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test summary_entry::test::ordered_2 ... ok
[INFO] [stdout] test summary_entry::test::indentation_level_with_base_dir_and_readme ... ok
[INFO] [stdout] test summary_entry::test::indentation_level_with_3_subdir ... ok
[INFO] [stdout] test summary_entry::test::indentation_level_with_1_subdir ... ok
[INFO] [stdout] test summary_entry::test::indentation_level_with_2_subdir ... ok
[INFO] [stdout] test summary_entry::test::indentation_level_with_base_dir ... ok
[INFO] [stdout] test summary_entry::test::ordered ... ok
[INFO] [stdout] test summary_entry::test::summary_line_with_1_subdir_readme ... ok
[INFO] [stdout] test summary_entry::test::summary_line_with_1_subdir ... ok
[INFO] [stdout] test test::find_content_returns_no_title_if_none_found ... ok
[INFO] [stdout] test summary_entry::test::summary_line_with_no_subdir ... ok
[INFO] [stdout] test test::find_content_finds_a_title ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cli-36d4f85123030522
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test generates_summary_md ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94f211396985126fc8e3314d5c81cce3783047b7f7d8bf06cc5bfcb98eeba876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94f211396985126fc8e3314d5c81cce3783047b7f7d8bf06cc5bfcb98eeba876", kill_on_drop: false }`
[INFO] [stdout] 94f211396985126fc8e3314d5c81cce3783047b7f7d8bf06cc5bfcb98eeba876
