[INFO] crate docket 0.4.1 is already in cache
[INFO] testing docket-0.4.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate docket 0.4.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate docket 0.4.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate docket 0.4.1
[INFO] finished tweaking crates.io crate docket 0.4.1
[INFO] tweaked toml for crates.io crate docket 0.4.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89e99725133bd4d76eeac9a0222821e516a6b1186cc32f76ad38a3bcd713f788
[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" "89e99725133bd4d76eeac9a0222821e516a6b1186cc32f76ad38a3bcd713f788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89e99725133bd4d76eeac9a0222821e516a6b1186cc32f76ad38a3bcd713f788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e99725133bd4d76eeac9a0222821e516a6b1186cc32f76ad38a3bcd713f788", kill_on_drop: false }`
[INFO] [stdout] 89e99725133bd4d76eeac9a0222821e516a6b1186cc32f76ad38a3bcd713f788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e64dc43af3233dce55621bc7d74ea0763923dc12752097485b668823c7ee13e4
[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" "e64dc43af3233dce55621bc7d74ea0763923dc12752097485b668823c7ee13e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling pulldown-cmark v0.4.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling inotify-sys v0.1.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling filetime v0.2.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.15
[INFO] [stderr]    Compiling addr2line v0.13.0
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling docket v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 |         .map({ |p| PathBuf::from(p) })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "e64dc43af3233dce55621bc7d74ea0763923dc12752097485b668823c7ee13e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64dc43af3233dce55621bc7d74ea0763923dc12752097485b668823c7ee13e4", kill_on_drop: false }`
[INFO] [stdout] e64dc43af3233dce55621bc7d74ea0763923dc12752097485b668823c7ee13e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f513ba6a6b3a103f3b9c00a13898e5dbd1548e182673c7dcc7163c5a0939e07d
[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" "f513ba6a6b3a103f3b9c00a13898e5dbd1548e182673c7dcc7163c5a0939e07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling docket v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:64:14
[INFO] [stdout]    |
[INFO] [stdout] 64 |         .map({ |p| PathBuf::from(p) })
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 4.50s
[INFO] running `Command { std: "docker" "inspect" "f513ba6a6b3a103f3b9c00a13898e5dbd1548e182673c7dcc7163c5a0939e07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f513ba6a6b3a103f3b9c00a13898e5dbd1548e182673c7dcc7163c5a0939e07d", kill_on_drop: false }`
[INFO] [stdout] f513ba6a6b3a103f3b9c00a13898e5dbd1548e182673c7dcc7163c5a0939e07d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 43f38bf1ec3275d4fcf86ec10a0c038ed73bf68f3cd1357163ac69dc84911f60
[INFO] running `Command { std: "docker" "start" "-a" "43f38bf1ec3275d4fcf86ec10a0c038ed73bf68f3cd1357163ac69dc84911f60", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stderr]   --> src/main.rs:64:14
[INFO] [stderr]    |
[INFO] [stderr] 64 |         .map({ |p| PathBuf::from(p) })
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docket-51c93741f3959805
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test::path_or_default_with_valid_argument ... ok
[INFO] [stdout] test toc::test::parse_with_single_heading ... ok
[INFO] [stdout] test toc::test::parse_with_single_toc_reference ... ok
[INFO] [stdout] test test::path_or_default_without_argument ... ok
[INFO] [stdout] test util::test::slufigy_replaces_url_punctuation ... ok
[INFO] [stdout] test util::test::slugify_path_removes_extension ... ok
[INFO] [stdout] test util::test::slugify_path_removes_leading_path ... ok
[INFO] [stdout] test util::test::slugify_replaces_path_components ... ok
[INFO] [stdout] test util::test::slugify_replaces_space_characters ... ok
[INFO] [stdout] test toc::test::parse_wit_no_headings ... ok
[INFO] [stdout] test toc::test::parse_with_nested_headings ... ok
[INFO] [stdout] test util::test::slugify_allows_unicode ... ok
[INFO] [stdout] test util::test::slufigy_removes_leading_numbers ... ok
[INFO] [stdout] test util::test::slugify_simple_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43f38bf1ec3275d4fcf86ec10a0c038ed73bf68f3cd1357163ac69dc84911f60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f38bf1ec3275d4fcf86ec10a0c038ed73bf68f3cd1357163ac69dc84911f60", kill_on_drop: false }`
[INFO] [stdout] 43f38bf1ec3275d4fcf86ec10a0c038ed73bf68f3cd1357163ac69dc84911f60