[INFO] cloning repository https://github.com/nanotech/dhall-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanotech/dhall-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5408abbbabd066f9ffbe030f9f0205dc56e5161c [INFO] checking nanotech/dhall-rs against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanotech%2Fdhall-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nanotech/dhall-rs on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nanotech/dhall-rs [INFO] finished tweaking git repo https://github.com/nanotech/dhall-rs [INFO] tweaked toml for git repo https://github.com/nanotech/dhall-rs written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/nanotech/dhall-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", 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] 0066e52597bccae748b765f45c92a867bcf3831fd11ee2bca8b327456725d08b [INFO] running `Command { std: "docker" "start" "-a" "0066e52597bccae748b765f45c92a867bcf3831fd11ee2bca8b327456725d08b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0066e52597bccae748b765f45c92a867bcf3831fd11ee2bca8b327456725d08b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0066e52597bccae748b765f45c92a867bcf3831fd11ee2bca8b327456725d08b", kill_on_drop: false }` [INFO] [stdout] 0066e52597bccae748b765f45c92a867bcf3831fd11ee2bca8b327456725d08b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b92075a61e4a890fe3bc339ce8a91b97e87db55dcdc06d18e052c98b957f0817 [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" "b92075a61e4a890fe3bc339ce8a91b97e87db55dcdc06d18e052c98b957f0817", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling opaque-debug v0.2.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling ryu v0.2.8 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fixedbitset v0.1.7 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling diff v0.1.10 [INFO] [stderr] Compiling lalrpop-util v0.17.1 [INFO] [stderr] Checking static_assertions v0.2.5 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking bytecount v0.5.1 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling nom v5.0.0 [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 proc-macro2 v0.4.30 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Checking term-painter v0.2.4 [INFO] [stderr] Compiling ena v0.13.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling stackvector v1.0.6 [INFO] [stderr] Compiling lexical-core v0.4.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.1 [INFO] [stderr] Compiling dhall v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `dhall v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/dhall-1d31e40994085ccc/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `./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:7:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55719cd13880 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x55719cd13880 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55719cd13880 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55719cd13880 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55719cd32d8c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55719cd10752 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x55719cd15c55 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55719cd15c55 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55719cd15c55 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55719cd158f8 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55719cd163f1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x55719cd15f37 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x55719cd13d1c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55719cd15e99 - rust_begin_unwind [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x55719cd31411 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55719cd31233 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x55719c4ac533 - core::result::Result::unwrap::h7afad85b50c93f23 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x55719c4ac225 - build_script_build::main::ha5b924b32049a769 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4:5 [INFO] [stderr] 18: 0x55719c4ac45b - core::ops::function::FnOnce::call_once::hffd0562bc9684833 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55719c4ac63e - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b253ef40fa14b3d [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55719c4ac611 - std::rt::lang_start::{{closure}}::h207fe004d4f926f0 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55719cd16817 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55719cd16817 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x55719cd16817 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x55719cd16817 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55719cd16817 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55719c4ac5e7 - std::rt::lang_start::h72fc10a9c0bcccf1 [INFO] [stderr] at /rustc/7f5a42b073dc2bee2aa625052eb066ee07072048/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55719c4ac29a - main [INFO] [stderr] 28: 0x7f26133df0b3 - __libc_start_main [INFO] [stderr] 29: 0x55719c4ac0ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b92075a61e4a890fe3bc339ce8a91b97e87db55dcdc06d18e052c98b957f0817", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b92075a61e4a890fe3bc339ce8a91b97e87db55dcdc06d18e052c98b957f0817", kill_on_drop: false }` [INFO] [stdout] b92075a61e4a890fe3bc339ce8a91b97e87db55dcdc06d18e052c98b957f0817