[INFO] cloning repository https://github.com/StappsWorld/Percival [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StappsWorld/Percival" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStappsWorld%2FPercival", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStappsWorld%2FPercival'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5021196e0685940f7ec599bd74d23ebfcc5b363d [INFO] checking StappsWorld/Percival against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStappsWorld%2FPercival" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/StappsWorld/Percival on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/StappsWorld/Percival [INFO] finished tweaking git repo https://github.com/StappsWorld/Percival [INFO] tweaked toml for git repo https://github.com/StappsWorld/Percival written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/StappsWorld/Percival already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b2695d3057ac08cd5fdbd28c4a7b8eaa3e19e99dc8a60e342bf907fae67a1680 [INFO] running `Command { std: "docker" "start" "-a" "b2695d3057ac08cd5fdbd28c4a7b8eaa3e19e99dc8a60e342bf907fae67a1680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b2695d3057ac08cd5fdbd28c4a7b8eaa3e19e99dc8a60e342bf907fae67a1680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2695d3057ac08cd5fdbd28c4a7b8eaa3e19e99dc8a60e342bf907fae67a1680", kill_on_drop: false }` [INFO] [stdout] b2695d3057ac08cd5fdbd28c4a7b8eaa3e19e99dc8a60e342bf907fae67a1680 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37ee10cda4837fa55f9cf088b53d0cfb13d680874a51c011316fd221dea1b52f [INFO] running `Command { std: "docker" "start" "-a" "37ee10cda4837fa55f9cf088b53d0cfb13d680874a51c011316fd221dea1b52f", kill_on_drop: false }` [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling bit-vec v0.6.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling pico-args v0.4.2 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking lalrpop-util v0.19.5 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling lalrpop v0.19.5 [INFO] [stderr] Compiling percival v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `percival v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/percival-a12cf8f97bf03818/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./src/parser/hc.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:9:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cc7b597170 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55cc7b597170 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55cc7b597170 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55cc7b597170 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55cc7b5b652c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55cc7b594be5 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55cc7b5990eb - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55cc7b5990eb - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55cc7b5990eb - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55cc7b598bc1 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55cc7b5997b4 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55cc7b599297 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55cc7b59764c - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55cc7b5991f9 - rust_begin_unwind [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55cc7ad2f671 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55cc7ad2f763 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55cc7ad311d9 - core::result::Result::unwrap::h4fb67b36ea65b045 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55cc7ad308e0 - build_script_build::main::hf75d2eba19b38530 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:5:5 [INFO] [stderr] 18: 0x55cc7ad3079b - core::ops::function::FnOnce::call_once::h4b82bf0e18384377 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55cc7ad306be - std::sys_common::backtrace::__rust_begin_short_backtrace::h59ff701de59623c3 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55cc7ad31001 - std::rt::lang_start::{{closure}}::h4656e5b29b9f0fa5 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55cc7b599cb9 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55cc7b599cb9 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55cc7b599cb9 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55cc7b599cb9 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55cc7b599cb9 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55cc7ad30fe0 - std::rt::lang_start::hd94ff390b2a64a9b [INFO] [stderr] at /rustc/c5fbcd35a8217a17f6b63a22217ace06cf8f5f02/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55cc7ad3092c - main [INFO] [stderr] 28: 0x7f54f485f0b3 - __libc_start_main [INFO] [stderr] 29: 0x55cc7ad2fe6e - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "37ee10cda4837fa55f9cf088b53d0cfb13d680874a51c011316fd221dea1b52f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37ee10cda4837fa55f9cf088b53d0cfb13d680874a51c011316fd221dea1b52f", kill_on_drop: false }` [INFO] [stdout] 37ee10cda4837fa55f9cf088b53d0cfb13d680874a51c011316fd221dea1b52f