[INFO] cloning repository https://github.com/jonay2000/laurelin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jonay2000/laurelin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonay2000%2Flaurelin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonay2000%2Flaurelin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e65808b895687122cf8197d212be1d11c06a7153
[INFO] documenting jonay2000/laurelin against nightly for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjonay2000%2Flaurelin" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jonay2000/laurelin on toolchain nightly
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/jonay2000/laurelin
[INFO] finished tweaking git repo https://github.com/jonay2000/laurelin
[INFO] tweaked toml for git repo https://github.com/jonay2000/laurelin written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jonay2000/laurelin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4fe8d619087914a2008c08cb68a29490480062ef51118e8151afa77500187dc
[INFO] running `Command { std: "docker" "start" "-a" "c4fe8d619087914a2008c08cb68a29490480062ef51118e8151afa77500187dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4fe8d619087914a2008c08cb68a29490480062ef51118e8151afa77500187dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4fe8d619087914a2008c08cb68a29490480062ef51118e8151afa77500187dc", kill_on_drop: false }`
[INFO] [stdout] c4fe8d619087914a2008c08cb68a29490480062ef51118e8151afa77500187dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+nightly" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6111ee808aa97f0453d8c390af2a48f3df4cba15587824782a5a1d3906535e68
[INFO] running `Command { std: "docker" "start" "-a" "6111ee808aa97f0453d8c390af2a48f3df4cba15587824782a5a1d3906535e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling laurelin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `define` is never used
[INFO] [stdout]   --> build/file.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn define(mut self, key: impl Into<String>, value: impl Into<String>) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `output` is never used
[INFO] [stdout]   --> build/file.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn output(mut self, name: &'static str) -> Self {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `pic` is never used
[INFO] [stdout]   --> build/file.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn pic(mut self) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `laurelin v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/laurelin-4befd2b3b6104643/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/asm/entry.S,linker/link.ld,build/build.rs
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_riscv64gc-unknown-none-elf = None
[INFO] [stderr]   CC_riscv64gc_unknown_none_elf = None
[INFO] [stderr]   TARGET_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   CROSS_COMPILE = None
[INFO] [stderr]   CFLAGS_riscv64gc-unknown-none-elf = None
[INFO] [stderr]   CFLAGS_riscv64gc_unknown_none_elf = None
[INFO] [stderr]   TARGET_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,llvm14-builtins-abi,sse,sse2")
[INFO] [stderr]   running: "riscv64-unknown-elf-gcc" "-O0" "-ffunction-sections" "-fdata-sections" "-g" "-fno-omit-frame-pointer" "-march=rv64gc" "-mabi=lp64" "-mcmodel=medany" "-Wall" "-Wextra" "-mabi=lp64" "-o" "/opt/rustwide/target/debug/build/laurelin-347fee3db0e703cb/out/src/asm/entry.o" "-c" "src/asm/entry.S"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Failed to find tool. Is `riscv64-unknown-elf-gcc` installed?
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6111ee808aa97f0453d8c390af2a48f3df4cba15587824782a5a1d3906535e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6111ee808aa97f0453d8c390af2a48f3df4cba15587824782a5a1d3906535e68", kill_on_drop: false }`
[INFO] [stdout] 6111ee808aa97f0453d8c390af2a48f3df4cba15587824782a5a1d3906535e68