[INFO] cloning repository https://github.com/nicholastmosher/emjc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicholastmosher/emjc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholastmosher%2Femjc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholastmosher%2Femjc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f87da153db35125af616e8b3d182223dfd3c3769
[INFO] documenting nicholastmosher/emjc against 1.68.0 for beta-1.69-rustdoc-1.2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicholastmosher%2Femjc" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicholastmosher/emjc on toolchain 1.68.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.68.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicholastmosher/emjc
[INFO] finished tweaking git repo https://github.com/nicholastmosher/emjc
[INFO] tweaked toml for git repo https://github.com/nicholastmosher/emjc written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nicholastmosher/emjc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.68.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded env_logger v0.5.3
[INFO] [stderr]   Downloaded isatty v0.1.6
[INFO] [stderr]   Downloaded serde_derive v1.0.27
[INFO] [stderr]   Downloaded simplelog v0.4.4
[INFO] [stderr]   Downloaded num_cpus v1.8.0
[INFO] [stderr]   Downloaded thread-scoped v1.0.2
[INFO] [stderr]   Downloaded criterion-stats v0.2.0
[INFO] [stderr]   Downloaded handlebars v0.30.1
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded num-integer v0.1.35
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded strsim v0.6.0
[INFO] [stderr]   Downloaded redox_syscall v0.1.37
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded termcolor v0.3.4
[INFO] [stderr]   Downloaded getrandom v0.2.5
[INFO] [stderr]   Downloaded pest v1.0.3
[INFO] [stderr]   Downloaded pest_derive v1.0.3
[INFO] [stderr]   Downloaded rand v0.3.22
[INFO] [stderr]   Downloaded serde_json v1.0.9
[INFO] [stderr]   Downloaded rand v0.4.2
[INFO] [stderr]   Downloaded serde_derive_internals v0.19.0
[INFO] [stderr]   Downloaded serde v1.0.27
[INFO] [stderr]   Downloaded clap v2.29.2
[INFO] [stderr]   Downloaded criterion-plot v0.2.0
[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded either v1.4.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] [stderr]   Downloaded aho-corasick v0.6.4
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded regex v0.2.5
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded memchr v2.0.1
[INFO] [stderr]   Downloaded regex-syntax v0.4.2
[INFO] [stderr]   Downloaded wincolor v0.1.6
[INFO] [stderr]   Downloaded thread_local v0.3.5
[INFO] [stderr]   Downloaded criterion v0.2.0
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded utf8-ranges v1.0.0
[INFO] [stderr]   Downloaded itertools-num v0.1.1
[INFO] [stderr]   Downloaded num-iter v0.1.34
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded log v0.4.1
[INFO] [stderr]   Downloaded dtoa v0.4.2
[INFO] [stderr]   Downloaded num-traits v0.1.42
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded unreachable v1.0.0
[INFO] [stderr]   Downloaded redox_syscall v0.2.11
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded utf-8 v0.7.2
[INFO] [stderr]   Downloaded simplelog v0.5.0
[INFO] [stderr]   Downloaded tendril v0.4.0
[INFO] [stderr]   Downloaded uuid v0.6.2
[INFO] [stderr]   Downloaded num v0.1.41
[INFO] [stderr]   Downloaded redox_users v0.4.0
[INFO] [stderr]   Downloaded winapi v0.3.4
[INFO] [stderr]   Downloaded cc v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+1.68.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5900467aa792a13995dc1aee2cdd3575b1523a49d6dc28e759d87eb926804616
[INFO] running `Command { std: "docker" "start" "-a" "5900467aa792a13995dc1aee2cdd3575b1523a49d6dc28e759d87eb926804616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5900467aa792a13995dc1aee2cdd3575b1523a49d6dc28e759d87eb926804616", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5900467aa792a13995dc1aee2cdd3575b1523a49d6dc28e759d87eb926804616", kill_on_drop: false }`
[INFO] [stdout] 5900467aa792a13995dc1aee2cdd3575b1523a49d6dc28e759d87eb926804616
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+1.68.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c23bfba06706ac4c774f2db75e1aa137540ac5d4faa5e91b2c7fed3bb410220
[INFO] running `Command { std: "docker" "start" "-a" "7c23bfba06706ac4c774f2db75e1aa137540ac5d4faa5e91b2c7fed3bb410220", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking regex-syntax v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking termcolor v0.3.4
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking utf-8 v0.7.2
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking tendril v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking clap v2.29.2
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking regex v0.2.5
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking uuid v0.6.2
[INFO] [stderr]     Checking simplelog v0.5.0
[INFO] [stderr]     Checking env_logger v0.5.3
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]  Documenting emjc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking emjc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.99s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: tendril v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "7c23bfba06706ac4c774f2db75e1aa137540ac5d4faa5e91b2c7fed3bb410220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c23bfba06706ac4c774f2db75e1aa137540ac5d4faa5e91b2c7fed3bb410220", kill_on_drop: false }`
[INFO] [stdout] 7c23bfba06706ac4c774f2db75e1aa137540ac5d4faa5e91b2c7fed3bb410220
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:6ef671f6951f6f7b82eaf49ad0b3b99466e493f2d9d82dd96208252612681f61" "/opt/rustwide/cargo-home/bin/cargo" "+1.68.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9efe4f706fd28b9adccd0ce324e6fb7968b4f18b07f6bf28068847e6415d05f
[INFO] running `Command { std: "docker" "start" "-a" "c9efe4f706fd28b9adccd0ce324e6fb7968b4f18b07f6bf28068847e6415d05f", kill_on_drop: false }`
[INFO] [stderr]  Documenting emjc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: tendril v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 7`
[INFO] running `Command { std: "docker" "inspect" "c9efe4f706fd28b9adccd0ce324e6fb7968b4f18b07f6bf28068847e6415d05f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9efe4f706fd28b9adccd0ce324e6fb7968b4f18b07f6bf28068847e6415d05f", kill_on_drop: false }`
[INFO] [stdout] c9efe4f706fd28b9adccd0ce324e6fb7968b4f18b07f6bf28068847e6415d05f