[INFO] updating cached repository https://github.com/codeandplay/rust_in_action_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eeb4d1a40dd3445150dec6122f9a2f2011da65ae
[INFO] documenting codeandplay/rust_in_action_examples/eeb4d1a40dd3445150dec6122f9a2f2011da65ae against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodeandplay%2Frust_in_action_examples" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codeandplay/rust_in_action_examples on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codeandplay/rust_in_action_examples
[INFO] finished tweaking git repo https://github.com/codeandplay/rust_in_action_examples
[INFO] tweaked toml for git repo https://github.com/codeandplay/rust_in_action_examples written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/codeandplay/rust_in_action_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1348d4fc861723d6500c12decfbf4d2c380b9ec98cdde5c8f2025995de99d1e
[INFO] running `Command { std: "docker" "start" "-a" "d1348d4fc861723d6500c12decfbf4d2c380b9ec98cdde5c8f2025995de99d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1348d4fc861723d6500c12decfbf4d2c380b9ec98cdde5c8f2025995de99d1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1348d4fc861723d6500c12decfbf4d2c380b9ec98cdde5c8f2025995de99d1e", kill_on_drop: false }`
[INFO] [stdout] d1348d4fc861723d6500c12decfbf4d2c380b9ec98cdde5c8f2025995de99d1e
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32203778961b1c48e97805edf0d429ca0d30fb6fe31556579a94dceee6487b40
[INFO] running `Command { std: "docker" "start" "-a" "32203778961b1c48e97805edf0d429ca0d30fb6fe31556579a94dceee6487b40", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 4_4_ownership_moved src/bin/4_4_ownership_moved.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=a14cac87cad06ae7 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unknown lint: `dead_close`
[INFO] [stdout]  --> src/bin/3_22_implementing_display.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![allow(dead_close)]
[INFO] [stdout]   |          ^^^^^^^^^^ help: did you mean: `dead_code`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 3_11_defining_files_define_method src/bin/3_11_defining_files_define_method.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=b49d49170833e38f -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_26_cpu_adder src/bin/5_26_cpu_adder.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=dc762fb7701b1fad -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_13_break_inner_loop src/bin/2_13_break_inner_loop.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=336eeaae1c031e89 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_38_read_file src/bin/2_38_read_file.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=473596becd84252d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_7_endianness src/bin/5_7_endianness.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7abe42c3868ffbe9 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 4_23_wrap_type_with_rc src/bin/4_23_wrap_type_with_rc.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=6b22f8bfe0670144 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_10_loop_through_aray src/bin/2_10_loop_through_aray.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=e8fdeb894094677c -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_36_commandline_arg src/bin/2_36_commandline_arg.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=736f2ae2af3024d9 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_7_data_race src/bin/1_7_data_race.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=ee098b887f279960 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_4_float_number_nan src/bin/2_4_float_number_nan.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=27fdcb009b709457 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_1_number src/bin/2_1_number.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7769e5b4f60961ce -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_20_float_from_byte src/bin/5_20_float_from_byte.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3cdaa291e69d8801 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_27_array src/bin/2_27_array.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=46f84999af58d550 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_14_match src/bin/2_14_match.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c90344193a9df62d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_5_num_crate src/bin/2_5_num_crate.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c8310339fce1957a -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_37_read_file src/bin/2_37_read_file.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0b49290b6cb3fcbf -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 4_17_avoid_ownership_issue_with_shortlived_variable src/bin/4_17_avoid_ownership_issue_with_shortlived_variable.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=ce9c50341677edbc -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_39_seach_file src/bin/2_39_search_file.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=2d4f16bb861e88cb -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_19_lifetime src/bin/2_19_lifetime.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0581af123add4ed7 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_23_generic src/bin/2_23_generic.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0c07ccae7d1117e5 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_26_search_string src/bin/2_26_search_string.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=dbedc4ae6a5096c1 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_process_csv src/bin/1_process_csv.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=914745ae8c78f148 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_8_buffer_overflow src/bin/1_8_buffer_overflow.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=226e4da8f3448bdd -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_17_implement_q7_format src/bin/5_17_implement_q7_format.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=9655ebbb273374df -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 3_9_not_quite_file src/bin/3_9_not_quite_file.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=75f47379b5669a7b -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 4_16_avoid_ownership_issue_with_reference src/bin/4_16_avoid_ownership_issue_with_reference.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=973b91b6d9f7677d -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 3_10_defining_files_new_fn src/bin/3_10_defining_files_new_fn.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=0c7c6c2e90f93708 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_6_dangling_pointer src/bin/1_6_dangling_pointer.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=878bc320d9a55d86 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_11_loop_iterator src/bin/2_11_loop_iterator.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=57634a68fcff71c6 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_40_seach_file_and_stdin src/bin/2_40_seach_file_and_stdin.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=395a96f7746629c8 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_32_regex src/bin/2_32_regex.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=7e7763842aff68e1 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_8_deconstruct_float_num src/bin/5_8_deconstruct_float_num.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=2a814bbe79021a11 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_2_same_bits_for_different_things src/bin/5_2_same_bits_for_different_things.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=c4e1918440fe4423 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_6_impossible_addition src/bin/5_6_impossible_addition.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3b2d24460cf34b6b -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_2_float_number src/bin/2_2_float_number.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=a0fff544ad6a197a -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_28_vec src/bin/2_28_vec.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=09dbd35a02543f8c -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_9_borrow_after_move src/bin/1_9_borrow_after_move.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=a34e923820f2e787 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 1_10_store_data src/bin/1_10_store_data.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=6b8755b5440930c3 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 5_4_incrementing_an_integer_past_its_range src/bin/5_4_incrementing_an_integer_past_its_range.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=2675c38c9235b781 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 2_12_loop_iterator_own src/bin/2_12_loop_iterator_own.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=781df4d5ce269bb6 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 3_14_error_handle_with_result src/bin/3_14_error_handle_with_result.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=3fe91742f9a67115 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not document `example`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name 3_12_error_handle_with_global_var src/bin/3_12_error_handle_with_global_var.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items '-Arustdoc::private-intra-doc-links' -C metadata=5d3d3152045f6ac1 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-57805756bf26cff1.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-10adaac0df10b1d1.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-425b012bc9476dc3.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88fad875e07cb09c.rmeta --cap-lints=warn --crate-version 0.1.0` (signal: 9, SIGKILL: kill)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "32203778961b1c48e97805edf0d429ca0d30fb6fe31556579a94dceee6487b40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32203778961b1c48e97805edf0d429ca0d30fb6fe31556579a94dceee6487b40", kill_on_drop: false }`
[INFO] [stdout] 32203778961b1c48e97805edf0d429ca0d30fb6fe31556579a94dceee6487b40