[INFO] cloning repository https://github.com/demurgos/txdemo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/demurgos/txdemo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemurgos%2Ftxdemo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemurgos%2Ftxdemo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50319932644f7ca48191fc79547730163d522b4a
[INFO] documenting demurgos/txdemo against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemurgos%2Ftxdemo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/demurgos/txdemo
[INFO] finished tweaking git repo https://github.com/demurgos/txdemo
[INFO] tweaked toml for git repo https://github.com/demurgos/txdemo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/demurgos/txdemo on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/demurgos/txdemo 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] documenting demurgos/txdemo against try#a394c9cd9ec93787f09a7ac445b14cc674a94549 for pr-151918
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemurgos%2Ftxdemo" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/demurgos/txdemo
[INFO] finished tweaking git repo https://github.com/demurgos/txdemo
[INFO] tweaked toml for git repo https://github.com/demurgos/txdemo written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/demurgos/txdemo on toolchain a394c9cd9ec93787f09a7ac445b14cc674a94549
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/demurgos/txdemo 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" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.29
[INFO] [stderr]   Downloaded thiserror v1.0.29
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded rand_pcg v0.3.1
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.4
[INFO] [stderr]   Downloaded rand_distr v0.4.2
[INFO] [stderr]   Downloaded num-bigint v0.4.2
[INFO] [stderr]   Downloaded bumpalo v3.7.1
[INFO] [stderr]   Downloaded criterion v0.3.5
[INFO] [stderr]   Downloaded clap v3.0.0-beta.4
[INFO] [stderr]   Downloaded test-generator v0.3.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
[INFO] [stderr]   Downloaded os_str_bytes v3.1.0
[INFO] [stderr]   Downloaded syn v1.0.77
[INFO] [stderr]   Downloaded criterion-plot v0.4.4
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded cast v0.2.7
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0715a9c5a99e25a4425cb9218b400e9b46f84dae48f73adf64f7efbfde3da0c9
[INFO] running `Command { std: "docker" "start" "-a" "0715a9c5a99e25a4425cb9218b400e9b46f84dae48f73adf64f7efbfde3da0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0715a9c5a99e25a4425cb9218b400e9b46f84dae48f73adf64f7efbfde3da0c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0715a9c5a99e25a4425cb9218b400e9b46f84dae48f73adf64f7efbfde3da0c9", kill_on_drop: false }`
[INFO] [stdout] 0715a9c5a99e25a4425cb9218b400e9b46f84dae48f73adf64f7efbfde3da0c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 372e4ddbd739220c9f9d0d7dd497406a540b5b30ffe2f556c780e70c5ec9acd5
[INFO] running `Command { std: "docker" "start" "-a" "372e4ddbd739220c9f9d0d7dd497406a540b5b30ffe2f556c780e70c5ec9acd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking os_str_bytes v3.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling test-generator v0.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking clap v3.0.0-beta.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]  Documenting txdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `core::Command`
[INFO] [stdout]   --> src/csv.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | /// use [core::Command] but the `csv` crate does not support support internally
[INFO] [stdout]    |          ^^^^^^^^^^^^^ no item named `Command` in module `core`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `core::Account`
[INFO] [stdout]    --> src/csv.rs:191:43
[INFO] [stdout]     |
[INFO] [stdout] 191 | /// temporary helper struct to serialize [core::Account] value.
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^ no item named `Account` in module `core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/csv.rs:14:6
[INFO] [stdout]    |
[INFO] [stdout] 14 | /// (https://github.com/BurntSushi/rust-csv/issues/211#issuecomment-707620417).
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]    = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] help: use an automatic link instead
[INFO] [stdout]    |
[INFO] [stdout] 14 | /// (<https://github.com/BurntSushi/rust-csv/issues/211#issuecomment-707620417>).
[INFO] [stdout]    |      +                                                                        +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 20.20s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/txdemo/index.html
[INFO] running `Command { std: "docker" "inspect" "372e4ddbd739220c9f9d0d7dd497406a540b5b30ffe2f556c780e70c5ec9acd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372e4ddbd739220c9f9d0d7dd497406a540b5b30ffe2f556c780e70c5ec9acd5", kill_on_drop: false }`
[INFO] [stdout] 372e4ddbd739220c9f9d0d7dd497406a540b5b30ffe2f556c780e70c5ec9acd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+a394c9cd9ec93787f09a7ac445b14cc674a94549" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22b51e3cd72592897d11032fa154606af5a1fc62de63e8d2ed33cd20dedec2b9
[INFO] running `Command { std: "docker" "start" "-a" "22b51e3cd72592897d11032fa154606af5a1fc62de63e8d2ed33cd20dedec2b9", kill_on_drop: false }`
[INFO] [stderr]  Documenting txdemo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 1.27s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/txdemo/index.html
[INFO] running `Command { std: "docker" "inspect" "22b51e3cd72592897d11032fa154606af5a1fc62de63e8d2ed33cd20dedec2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22b51e3cd72592897d11032fa154606af5a1fc62de63e8d2ed33cd20dedec2b9", kill_on_drop: false }`
[INFO] [stdout] 22b51e3cd72592897d11032fa154606af5a1fc62de63e8d2ed33cd20dedec2b9