[INFO] cloning repository https://github.com/mr-adult/SimpleML
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mr-adult/SimpleML" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-adult%2FSimpleML", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-adult%2FSimpleML'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5023eeb1d5d3f3b4797d7634562669b3f904b094
[INFO] checking mr-adult/SimpleML against master#16b569057e4d1591b4bee05f10df34000308dedc for pr-127827
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-adult%2FSimpleML" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mr-adult/SimpleML on toolchain 16b569057e4d1591b4bee05f10df34000308dedc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16b569057e4d1591b4bee05f10df34000308dedc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] finished tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] tweaked toml for git repo https://github.com/mr-adult/SimpleML written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mr-adult/SimpleML 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" "+16b569057e4d1591b4bee05f10df34000308dedc" "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
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]  Downgrading macro_test v0.1.1 (/workspace/builds/worker-3-tc1/source/macro_test) -> v0.1.0
[INFO] [stderr]       Adding simpleml v0.3.0 (latest: v1.0.1)
[INFO] [stderr]       Adding simpleml v1.0.1
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking mr-adult/SimpleML against try#8a6640bd72b80869b16392026cb3aa8ce8e3f9b7 for pr-127827
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-adult%2FSimpleML" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mr-adult/SimpleML on toolchain 8a6640bd72b80869b16392026cb3aa8ce8e3f9b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] finished tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] tweaked toml for git repo https://github.com/mr-adult/SimpleML written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mr-adult/SimpleML 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" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "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] checking mr-adult/SimpleML against try#8a6640bd72b80869b16392026cb3aa8ce8e3f9b7 for pr-127827
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-adult%2FSimpleML" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mr-adult/SimpleML on toolchain 8a6640bd72b80869b16392026cb3aa8ce8e3f9b7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] finished tweaking git repo https://github.com/mr-adult/SimpleML
[INFO] tweaked toml for git repo https://github.com/mr-adult/SimpleML written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mr-adult/SimpleML 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" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "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
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]  Downgrading macro_test v0.1.1 (/workspace/builds/worker-3-tc2/source/macro_test) -> v0.1.0
[INFO] [stderr]       Adding simpleml v0.3.0 (latest: v1.0.1)
[INFO] [stderr]       Adding simpleml v1.0.1
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree_iterators_rs v1.2.1
[INFO] [stderr]   Downloaded simpleml v0.3.0
[INFO] [stderr]   Downloaded simpleml v1.0.1
[INFO] [stderr]   Downloaded whitespacesv v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd8bf647ac53558003e14bfac12b7c6d17d695fb37ed3b34431d18f1259b429e
[INFO] running `Command { std: "docker" "start" "-a" "dd8bf647ac53558003e14bfac12b7c6d17d695fb37ed3b34431d18f1259b429e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd8bf647ac53558003e14bfac12b7c6d17d695fb37ed3b34431d18f1259b429e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8bf647ac53558003e14bfac12b7c6d17d695fb37ed3b34431d18f1259b429e", kill_on_drop: false }`
[INFO] [stdout] dd8bf647ac53558003e14bfac12b7c6d17d695fb37ed3b34431d18f1259b429e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+8a6640bd72b80869b16392026cb3aa8ce8e3f9b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3334de53d745af999fce7e23220c2bb58ab71f48ba129ee95433c9cbc68b730e
[INFO] running `Command { std: "docker" "start" "-a" "3334de53d745af999fce7e23220c2bb58ab71f48ba129ee95433c9cbc68b730e", kill_on_drop: false }`
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking whitespacesv v1.0.2
[INFO] [stderr]    Compiling tree_iterators_rs v1.2.1
[INFO] [stderr]     Checking simpleml v1.0.1
[INFO] [stderr]     Checking simpleml v0.3.0
[INFO] [stderr]     Checking simpleml v1.0.1 (/opt/rustwide/workdir/lib)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> lib/src/lib.rs:870:9
[INFO] [stdout]     |
[INFO] [stdout] 870 | /         /// Result:
[INFO] [stdout] 871 | |         /// Configuration
[INFO] [stdout] 872 | |         ///         Video
[INFO] [stdout] 873 | |         ///                  Resolution 1280 720
[INFO] [stdout] ...   |
[INFO] [stdout] 883 | |         ///         my_custom_end_keyword
[INFO] [stdout] 884 | |         /// my_custom_end_keyword
[INFO] [stdout]     | |_________------------------------^
[INFO] [stdout]     |           |
[INFO] [stdout]     |           rustdoc does not generate documentation for macro invocations
[INFO] [stdout]     |
[INFO] [stdout]     = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking simpleml_macro v1.0.1 (/opt/rustwide/workdir/macro)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking macro_test v0.1.0 (/opt/rustwide/workdir/macro_test)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `Command { std: "docker" "inspect" "3334de53d745af999fce7e23220c2bb58ab71f48ba129ee95433c9cbc68b730e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3334de53d745af999fce7e23220c2bb58ab71f48ba129ee95433c9cbc68b730e", kill_on_drop: false }`
[INFO] [stdout] 3334de53d745af999fce7e23220c2bb58ab71f48ba129ee95433c9cbc68b730e