[INFO] fetching crate amath 0.1.0... [INFO] testing amath-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] extracting crate amath 0.1.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate amath 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate amath 0.1.0 [INFO] finished tweaking crates.io crate amath 0.1.0 [INFO] tweaked toml for crates.io crate amath 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.1.2 [INFO] [stderr] Downloaded lalrpop v0.15.2 [INFO] [stderr] Downloaded lalrpop-util v0.15.2 [INFO] [stderr] Downloaded ascii-canvas v1.0.0 [INFO] [stderr] Downloaded lalrpop-snap v0.15.2 [INFO] [stderr] Downloaded docopt v0.8.3 [INFO] [stderr] Downloaded ena v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 37e7acaba37bd1950bba13fe5231be9d8a60e39340c5eb7f628fca874b072701 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "37e7acaba37bd1950bba13fe5231be9d8a60e39340c5eb7f628fca874b072701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "37e7acaba37bd1950bba13fe5231be9d8a60e39340c5eb7f628fca874b072701", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37e7acaba37bd1950bba13fe5231be9d8a60e39340c5eb7f628fca874b072701", kill_on_drop: false }` [INFO] [stdout] 37e7acaba37bd1950bba13fe5231be9d8a60e39340c5eb7f628fca874b072701 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6949dde6a62533723418f71fbb2d5960159d90f8eb36775ea1bd8edc2e6179da [INFO] running `Command { std: "docker" "start" "-a" "6949dde6a62533723418f71fbb2d5960159d90f8eb36775ea1bd8edc2e6179da", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling lalrpop-util v0.15.2 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling generic-array v0.9.1 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling lalrpop-snap v0.15.2 [INFO] [stderr] Compiling lalrpop v0.15.2 [INFO] [stderr] Compiling amath v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `amath v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/amath-376524d54f204db7/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/workdir/src/grammar.lalrpop` [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:4:29 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55808f3866b0 - std::backtrace_rs::backtrace::libunwind::trace::h706b838f5bbd876b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55808f3866b0 - std::backtrace_rs::backtrace::trace_unsynchronized::hc15f29ae7822b7b8 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55808f3866b0 - std::sys_common::backtrace::_print_fmt::h7c580c971f91926c [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55808f3866b0 - ::fmt::h2a772198c4032452 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55808f3a65cc - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/fmt/mod.rs:1115:17 [INFO] [stderr] 5: 0x55808f383e05 - std::io::Write::write_fmt::h00f38d9eb2c32e02 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/io/mod.rs:1663:15 [INFO] [stderr] 6: 0x55808f3885db - std::sys_common::backtrace::_print::h5b3c171e6f864ae4 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55808f3885db - std::sys_common::backtrace::print::h93b9e9ed2a98e611 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55808f3885db - std::panicking::default_hook::{{closure}}::hd8da92bb68d520c5 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55808f3880b1 - std::panicking::default_hook::hdbc8b2951c5afbab [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55808f388ca4 - std::panicking::rust_panic_with_hook::h8a4c841655926f4e [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55808f388787 - std::panicking::begin_panic_handler::{{closure}}::h471b6bc74904b7b0 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55808f386bac - std::sys_common::backtrace::__rust_end_short_backtrace::h309f5c707f29932f [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55808f3886e9 - rust_begin_unwind [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55808ead76a1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55808ead7793 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55808ead8119 - core::result::Result::unwrap::h356998494191a109 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55808ead83da - build_script_build::main::hf7770f1283d91a1e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:5 [INFO] [stderr] 18: 0x55808ead82cb - core::ops::function::FnOnce::call_once::hbf8e8ee97a782448 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55808ead7f6e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4c4f68608fb772a5 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55808ead8001 - std::rt::lang_start::{{closure}}::h82e38f00d944c755 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55808f3891aa - core::ops::function::impls:: for &F>::call_once::hcbe5785d54a49ce2 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55808f3891aa - std::panicking::try::do_call::h1c15e7ee8563c29d [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55808f3891aa - std::panicking::try::hb8b07cef009cb4fc [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55808f3891aa - std::panic::catch_unwind::h65a8efbe596bcbb1 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55808f3891aa - std::rt::lang_start_internal::{{closure}}::h66ded7ab0f18e9fb [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55808f3891aa - std::panicking::try::do_call::h29cafa65efb3f3f3 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:401:40 [INFO] [stderr] 27: 0x55808f3891aa - std::panicking::try::h412fc5378b4dbfc4 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panicking.rs:365:19 [INFO] [stderr] 28: 0x55808f3891aa - std::panic::catch_unwind::h555def6aac5bf192 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/panic.rs:434:14 [INFO] [stderr] 29: 0x55808f3891aa - std::rt::lang_start_internal::hfff48202d7fee6e3 [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55808ead7fd0 - std::rt::lang_start::h6f63caf7451e75ad [INFO] [stderr] at /rustc/ecabaf78506b7a4668d42dc20268c086b93f0fad/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55808ead83fc - main [INFO] [stderr] 32: 0x7fc888cc30b3 - __libc_start_main [INFO] [stderr] 33: 0x55808ead7e9e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "6949dde6a62533723418f71fbb2d5960159d90f8eb36775ea1bd8edc2e6179da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6949dde6a62533723418f71fbb2d5960159d90f8eb36775ea1bd8edc2e6179da", kill_on_drop: false }` [INFO] [stdout] 6949dde6a62533723418f71fbb2d5960159d90f8eb36775ea1bd8edc2e6179da