[INFO] cloning repository https://github.com/afnanenayet/diffsitter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/afnanenayet/diffsitter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Fdiffsitter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Fdiffsitter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 259d825b1b1f2a1d42cc3401882eddb0db5116b6
[INFO] testing afnanenayet/diffsitter against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fafnanenayet%2Fdiffsitter" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/afnanenayet/diffsitter on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/afnanenayet/diffsitter
[INFO] finished tweaking git repo https://github.com/afnanenayet/diffsitter
[INFO] tweaked toml for git repo https://github.com/afnanenayet/diffsitter written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/afnanenayet/diffsitter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded rustc_version v0.4.0
[INFO] [stderr]   Downloaded directories-next v2.0.0
[INFO] [stderr]   Downloaded cargo_metadata v0.13.1
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded bincode v1.3.3
[INFO] [stderr]   Downloaded siphasher v0.3.5
[INFO] [stderr]   Downloaded anyhow v1.0.42
[INFO] [stderr]   Downloaded rayon-core v1.9.1
[INFO] [stderr]   Downloaded phf_macros v0.9.0
[INFO] [stderr]   Downloaded tree-sitter v0.19.5
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded output_vt100 v0.1.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.5
[INFO] [stderr]   Downloaded cargo-platform v0.1.1
[INFO] [stderr]   Downloaded camino v1.0.4
[INFO] [stderr]   Downloaded structopt v0.3.22
[INFO] [stderr]   Downloaded strum v0.21.0
[INFO] [stderr]   Downloaded libc v0.2.97
[INFO] [stderr]   Downloaded semver v1.0.3
[INFO] [stderr]   Downloaded derive_more v0.99.14
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded git2 v0.13.20
[INFO] [stderr]   Downloaded logging_timer v1.0.0
[INFO] [stderr]   Downloaded phf_generator v0.9.0
[INFO] [stderr]   Downloaded paw-attributes v1.0.2
[INFO] [stderr]   Downloaded paw v1.0.0
[INFO] [stderr]   Downloaded build-info v0.0.24
[INFO] [stderr]   Downloaded json5 v0.3.0
[INFO] [stderr]   Downloaded build-info-build v0.0.24
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded build-info-common v0.0.24
[INFO] [stderr]   Downloaded lzma-sys v0.1.17
[INFO] [stderr]   Downloaded libz-sys v1.1.3
[INFO] [stderr]   Downloaded build-info-proc v0.0.24
[INFO] [stderr]   Downloaded format-buf v1.0.0
[INFO] [stderr]   Downloaded logging_timer_proc_macros v1.0.0
[INFO] [stderr]   Downloaded phf v0.9.0
[INFO] [stderr]   Downloaded terminal_size v0.1.17
[INFO] [stderr]   Downloaded paw-raw v1.0.0
[INFO] [stderr]   Downloaded xz2 v0.1.6
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] [stderr]   Downloaded strum_macros v0.21.1
[INFO] [stderr]   Downloaded phf_shared v0.9.0
[INFO] [stderr]   Downloaded rayon v1.5.1
[INFO] [stderr]   Downloaded memoffset v0.6.4
[INFO] [stderr]   Downloaded libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]   Downloaded cargo-emit v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b4b13ce65988eb0f399d19442f6aca71ba91a11d538cb867d86a9ce3d7f53a2
[INFO] running `Command { std: "docker" "start" "-a" "1b4b13ce65988eb0f399d19442f6aca71ba91a11d538cb867d86a9ce3d7f53a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4b13ce65988eb0f399d19442f6aca71ba91a11d538cb867d86a9ce3d7f53a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4b13ce65988eb0f399d19442f6aca71ba91a11d538cb867d86a9ce3d7f53a2", kill_on_drop: false }`
[INFO] [stdout] 1b4b13ce65988eb0f399d19442f6aca71ba91a11d538cb867d86a9ce3d7f53a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] faaa8c52aaffb8ac74a8ebb1e0a61528d7f8d0a549c6877b1c05b48f088ebe40
[INFO] running `Command { std: "docker" "start" "-a" "faaa8c52aaffb8ac74a8ebb1e0a61528d7f8d0a549c6877b1c05b48f088ebe40", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling cargo-emit v0.1.1
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling phf_shared v0.9.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling phf_generator v0.9.0
[INFO] [stderr]    Compiling tree-sitter v0.19.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling logging_timer_proc_macros v1.0.0
[INFO] [stderr]    Compiling logging_timer v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling phf_macros v0.9.0
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling paw v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling phf v0.9.0
[INFO] [stderr]    Compiling diffsitter v0.6.7-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr] error: failed to run custom build command for `diffsitter v0.6.7-alpha.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/diffsitter-ddea4d3364fcd7b8/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Subdirectory for grammar rust was not found
[INFO] [stderr] 
[INFO] [stderr]   Stack backtrace:
[INFO] [stderr]      0: anyhow::error::<impl core::convert::From<E> for anyhow::Error>::from
[INFO] [stderr]                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/anyhow-1.0.42/src/error.rs:519:25
[INFO] [stderr]      1: <core::result::Result<T,F> as core::ops::try_trait::FromResidual<core::result::Result<core::convert::Infallible,E>>>::from_residual
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1897:27
[INFO] [stderr]      2: build_script_build::main
[INFO] [stderr]                at ./build.rs:299:5
[INFO] [stderr]      3: core::ops::function::FnOnce::call_once
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]      4: std::sys_common::backtrace::__rust_begin_short_backtrace
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]      5: std::rt::lang_start::{{closure}}
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:63:18
[INFO] [stderr]      6: core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]      7: std::panicking::try::do_call
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40
[INFO] [stderr]      8: std::panicking::try
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19
[INFO] [stderr]      9: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14
[INFO] [stderr]     10: std::rt::lang_start_internal::{{closure}}
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:48
[INFO] [stderr]     11: std::panicking::try::do_call
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40
[INFO] [stderr]     12: std::panicking::try
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19
[INFO] [stderr]     13: std::panic::catch_unwind
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14
[INFO] [stderr]     14: std::rt::lang_start_internal
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:20
[INFO] [stderr]     15: std::rt::lang_start
[INFO] [stderr]                at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:62:5
[INFO] [stderr]     16: main
[INFO] [stderr]     17: __libc_start_main
[INFO] [stderr]     18: _start
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "faaa8c52aaffb8ac74a8ebb1e0a61528d7f8d0a549c6877b1c05b48f088ebe40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faaa8c52aaffb8ac74a8ebb1e0a61528d7f8d0a549c6877b1c05b48f088ebe40", kill_on_drop: false }`
[INFO] [stdout] faaa8c52aaffb8ac74a8ebb1e0a61528d7f8d0a549c6877b1c05b48f088ebe40