[INFO] cloning repository https://github.com/jkachmar/rust-in-action [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jkachmar/rust-in-action" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f3aa2693352c5248c4c6418d2658ba2ec69c115 [INFO] documenting jkachmar/rust-in-action against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjkachmar%2Frust-in-action" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jkachmar/rust-in-action on toolchain 6ee483316d2e4581572121d60a955affb2032eb3 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jkachmar/rust-in-action [INFO] finished tweaking git repo https://github.com/jkachmar/rust-in-action [INFO] tweaked toml for git repo https://github.com/jkachmar/rust-in-action written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/jkachmar/rust-in-action already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acc391e4f31a6b2451888d1254ff0955994da35510d6a7548f20931d066a405f [INFO] running `Command { std: "docker" "start" "-a" "acc391e4f31a6b2451888d1254ff0955994da35510d6a7548f20931d066a405f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acc391e4f31a6b2451888d1254ff0955994da35510d6a7548f20931d066a405f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acc391e4f31a6b2451888d1254ff0955994da35510d6a7548f20931d066a405f", kill_on_drop: false }` [INFO] [stdout] acc391e4f31a6b2451888d1254ff0955994da35510d6a7548f20931d066a405f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }` [INFO] [stdout] 646dd93810f656bfe9c00c7b49f01a5395f1177dd77da656063c99c52bcd583a [INFO] running `Command { std: "docker" "start" "-a" "646dd93810f656bfe9c00c7b49f01a5395f1177dd77da656063c99c52bcd583a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.2 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num v0.4.0 [INFO] [stderr] Scraping chapter_2 v0.0.0 (/opt/rustwide/workdir/chapter_2) [INFO] [stderr] Documenting chapter_2 v0.0.0 (/opt/rustwide/workdir/chapter_2) [INFO] [stderr] error: could not document `chapter_2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name ch2_28_file_bufreader chapter_2/2_28_file_bufreader.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=0dee35a401983208 -Zunstable-options -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-f3686555717cdf7f.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-c96141f1349d7f7d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ab873dca2bd12fcb.rmeta --cap-lints=forbid --crate-version 0.0.0 --with-examples /opt/rustwide/target/debug/deps/chapter_2-e040279895cc7d6e.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-bd622378f012be79.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-37e5657a76d6c5ab.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-114524c478bbbdbd.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1d9ccbd93fc7aa06.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-6c58590d99899e59.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-e598ecc01cf18caf.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-fc048d6b53a40267.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-920eafe3e11203ae.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1e0786a367b2c3c4.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-9c317eeaf366602d.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-f526522eda67fda7.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-6b227d968da51766.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-c1271cf83541dc51.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-8d22718732265eab.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1476df0f1e272ade.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-3d79303527b4f56a.examples` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not document `chapter_2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name ch2_17_generic_add chapter_2/2_17_generic_add.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=74bfa0ae1a73b19d -Zunstable-options -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-f3686555717cdf7f.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-c96141f1349d7f7d.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-ab873dca2bd12fcb.rmeta --cap-lints=forbid --crate-version 0.0.0 --with-examples /opt/rustwide/target/debug/deps/chapter_2-114524c478bbbdbd.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1e0786a367b2c3c4.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-c1271cf83541dc51.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-920eafe3e11203ae.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1476df0f1e272ade.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-bd622378f012be79.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-1d9ccbd93fc7aa06.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-e040279895cc7d6e.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-37e5657a76d6c5ab.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-fc048d6b53a40267.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-6b227d968da51766.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-f526522eda67fda7.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-6c58590d99899e59.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-8d22718732265eab.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-e598ecc01cf18caf.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-3d79303527b4f56a.examples --with-examples /opt/rustwide/target/debug/deps/chapter_2-9c317eeaf366602d.examples` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "646dd93810f656bfe9c00c7b49f01a5395f1177dd77da656063c99c52bcd583a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "646dd93810f656bfe9c00c7b49f01a5395f1177dd77da656063c99c52bcd583a", kill_on_drop: false }` [INFO] [stdout] 646dd93810f656bfe9c00c7b49f01a5395f1177dd77da656063c99c52bcd583a