[INFO] fetching crate amath 0.1.0... [INFO] checking amath-0.1.0 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] extracting crate amath 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate amath 0.1.0 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", 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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 213cffbd0c5bbb627158a26552cf15f5623384d9a8edf516279f64b9025c15ec [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" "213cffbd0c5bbb627158a26552cf15f5623384d9a8edf516279f64b9025c15ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "213cffbd0c5bbb627158a26552cf15f5623384d9a8edf516279f64b9025c15ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "213cffbd0c5bbb627158a26552cf15f5623384d9a8edf516279f64b9025c15ec", kill_on_drop: false }` [INFO] [stdout] 213cffbd0c5bbb627158a26552cf15f5623384d9a8edf516279f64b9025c15ec [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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--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] 58b68b5ba5834dda25e3a5b5940792652b0f25867d26b7f0ecb12519f8091abf [INFO] running `Command { std: "docker" "start" "-a" "58b68b5ba5834dda25e3a5b5940792652b0f25867d26b7f0ecb12519f8091abf", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling ena v0.5.0 [INFO] [stderr] Compiling lalrpop-util v0.15.2 [INFO] [stderr] Compiling arrayref v0.3.6 [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] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling serde v1.0.118 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.1.2 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling digest v0.7.6 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Checking regex v1.4.2 [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 serde_derive v1.0.118 [INFO] [stderr] Compiling lalrpop-snap v0.15.2 [INFO] [stderr] Compiling docopt v0.8.3 [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-c346fc9051a42f78/build-script-build` (exit code: 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: Other, message: "Read-only file system" }', build.rs:4:29 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55b469642840 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55b469642840 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55b469642840 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55b469642840 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55b4696636cc - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55b46963f5d2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55b4696447e5 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55b4696447e5 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55b4696447e5 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55b46964433a - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55b469644f81 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55b469644ac7 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55b469642cfc - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55b469644a29 - rust_begin_unwind [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55b469661da1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55b469661bc3 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x55b468d5f533 - core::result::Result::unwrap::h285eaca1f8b323bd [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x55b468d5f3fd - build_script_build::main::h2f6ae8dc9a1fc7a2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:5 [INFO] [stderr] 18: 0x55b468d5f23b - core::ops::function::FnOnce::call_once::hbef802a8da02c322 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55b468d5f19e - std::sys_common::backtrace::__rust_begin_short_backtrace::h87fcf4ed635b88a6 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55b468d5f4b1 - std::rt::lang_start::{{closure}}::h3a1ca05add1b8b49 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55b4696453a7 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55b4696453a7 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55b4696453a7 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55b4696453a7 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55b4696453a7 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55b468d5f487 - std::rt::lang_start::hd55c75a5e98110a6 [INFO] [stderr] at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55b468d5f43a - main [INFO] [stderr] 28: 0x7f77973bf0b3 - __libc_start_main [INFO] [stderr] 29: 0x55b468d5f0ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "58b68b5ba5834dda25e3a5b5940792652b0f25867d26b7f0ecb12519f8091abf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58b68b5ba5834dda25e3a5b5940792652b0f25867d26b7f0ecb12519f8091abf", kill_on_drop: false }` [INFO] [stdout] 58b68b5ba5834dda25e3a5b5940792652b0f25867d26b7f0ecb12519f8091abf