[INFO] cloning repository https://github.com/ul/kak-tree
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ul/kak-tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fkak-tree"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fkak-tree'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 16a7d44d6c00cec9023eb4043a3faeeac5054270
[INFO] checking ul/kak-tree against master#b61e69433951e31f7bd746e22f516a48ad41623b for prs-64470-and-65389
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ful%2Fkak-tree" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ul/kak-tree on toolchain b61e69433951e31f7bd746e22f516a48ad41623b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ul/kak-tree
[INFO] finished tweaking git repo https://github.com/ul/kak-tree
[INFO] tweaked toml for git repo https://github.com/ul/kak-tree written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/ul/kak-tree already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b61e69433951e31f7bd746e22f516a48ad41623b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11128ebaf7523b4816a154220b6404697ca1d93a0fa079f75862ac54e1c8a0d2
[INFO] running `"docker" "start" "-a" "11128ebaf7523b4816a154220b6404697ca1d93a0fa079f75862ac54e1c8a0d2"`
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling arrayvec v0.4.9
[INFO] [stderr]    Compiling trackable_derive v0.1.1
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking slog-scope v4.1.2
[INFO] [stderr]     Checking slog-kvfilter v0.7.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]     Checking trackable v0.2.20
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking sloggers v0.3.2
[INFO] [stderr]    Compiling tree-sitter v0.3.10
[INFO] [stderr]    Compiling kak-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `kak-tree v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/kak-tree-9ce6d26e0a7c1af1/build-script-build` (exit code: 1)
[INFO] [stderr] --- stdout
[INFO] [stderr] NUM_JOBS = Some("8")
[INFO] [stderr] TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] OPT_LEVEL = Some("0")
[INFO] [stderr] HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr] CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_CC = None
[INFO] [stderr] CC = None
[INFO] [stderr] CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr] CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr] HOST_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,mmx,sse,sse2")
[INFO] [stderr] running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "vendor/tree-sitter-rust/src" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/kak-tree-0879f930dc750d99/out/vendor/tree-sitter-rust/src/parser.o" "-c" "vendor/tree-sitter-rust/src/parser.c"
[INFO] [stderr] cargo:warning=cc: error: vendor/tree-sitter-rust/src/parser.c: No such file or directory
[INFO] [stderr] cargo:warning=cc: fatal error: no input files
[INFO] [stderr] cargo:warning=compilation terminated.
[INFO] [stderr] exit code: 1
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] error occurred: Command "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "vendor/tree-sitter-rust/src" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/kak-tree-0879f930dc750d99/out/vendor/tree-sitter-rust/src/parser.o" "-c" "vendor/tree-sitter-rust/src/parser.c" with args "cc" did not execute successfully (status code exit code: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "11128ebaf7523b4816a154220b6404697ca1d93a0fa079f75862ac54e1c8a0d2"`
[INFO] running `"docker" "rm" "-f" "11128ebaf7523b4816a154220b6404697ca1d93a0fa079f75862ac54e1c8a0d2"`
[INFO] [stdout] 11128ebaf7523b4816a154220b6404697ca1d93a0fa079f75862ac54e1c8a0d2