[INFO] cloning repository https://github.com/jimblandy/fxsnapshot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jimblandy/fxsnapshot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c7eceaa6943fecf213e0ac89e9c5c329038792a [INFO] checking jimblandy/fxsnapshot against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjimblandy%2Ffxsnapshot" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jimblandy/fxsnapshot on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] finished tweaking git repo https://github.com/jimblandy/fxsnapshot [INFO] tweaked toml for git repo https://github.com/jimblandy/fxsnapshot written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/jimblandy/fxsnapshot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/sfackler/rust-fallible-iterator.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pb-rs v0.5.0 [INFO] [stderr] Downloaded quick-protobuf v0.6.3 [INFO] [stderr] Downloaded ena v0.9.3 [INFO] [stderr] Downloaded lalrpop-util v0.16.0 [INFO] [stderr] Downloaded lalrpop-snap v0.16.0 [INFO] [stderr] Downloaded lalrpop v0.16.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5885ed9969bfbaaf9fb9e5d6505eddb255c326ae784ddacb8a6626baf075a8b [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" "c5885ed9969bfbaaf9fb9e5d6505eddb255c326ae784ddacb8a6626baf075a8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5885ed9969bfbaaf9fb9e5d6505eddb255c326ae784ddacb8a6626baf075a8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5885ed9969bfbaaf9fb9e5d6505eddb255c326ae784ddacb8a6626baf075a8b", kill_on_drop: false }` [INFO] [stdout] c5885ed9969bfbaaf9fb9e5d6505eddb255c326ae784ddacb8a6626baf075a8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7703e5fc20b9713354f34008178095f4a5d179a8c50a6938ef722fb54b2f85ac [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" "7703e5fc20b9713354f34008178095f4a5d179a8c50a6938ef722fb54b2f85ac", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.19 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling regex v1.0.5 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling failure_derive v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling lalrpop-util v0.16.0 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling termcolor v1.0.3 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 (https://github.com/sfackler/rust-fallible-iterator.git?rev=11ea3bf0e6ad2bc4f4fe220d6c3332942e5dfa35#11ea3bf0) [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling ena v0.9.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling digest v0.7.5 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling syn v0.15.4 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling synstructure v0.9.0 [INFO] [stderr] Compiling lalrpop-snap v0.16.0 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling pb-rs v0.5.0 [INFO] [stderr] Checking quick-protobuf v0.6.3 [INFO] [stderr] Compiling docopt v0.8.3 [INFO] [stderr] Compiling lalrpop v0.16.0 [INFO] [stderr] error: failed to run custom build command for `lalrpop v0.16.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lalrpop-5f9459b506ce1066/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/src/parser/lrgrammar.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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:34 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558eb2a6ef50 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x558eb2a6ef50 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558eb2a6ef50 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x558eb2a6ef50 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x558eb2a8eb0c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x558eb2a6bce2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x558eb2a71485 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x558eb2a71485 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x558eb2a71485 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x558eb2a70fda - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x558eb2a71c21 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x558eb2a71767 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x558eb2a6f3ec - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x558eb2a716c9 - rust_begin_unwind [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x558eb2a8d191 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x558eb2a8cfb3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x558eb2179303 - core::result::Result::unwrap::hd1a8d90abc51d66b [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x558eb21794fd - build_script_build::main::h074e02e39efeed7e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lalrpop-0.16.0/build.rs:4:5 [INFO] [stderr] 18: 0x558eb217935b - core::ops::function::FnOnce::call_once::h9a38937d6f5e3c75 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x558eb217922e - std::sys_common::backtrace::__rust_begin_short_backtrace::hac383098614eb5a8 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x558eb2179201 - std::rt::lang_start::{{closure}}::h8d2b1a9a76962ba9 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x558eb2a72047 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x558eb2a72047 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x558eb2a72047 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x558eb2a72047 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x558eb2a72047 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x558eb21791d7 - std::rt::lang_start::hcd5d6004e9a82e17 [INFO] [stderr] at /rustc/6f12b8fe67b4eed2e838dab803ed9493b9d62c0f/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x558eb217953a - main [INFO] [stderr] 28: 0x7f04de5320b3 - __libc_start_main [INFO] [stderr] 29: 0x558eb21790ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "7703e5fc20b9713354f34008178095f4a5d179a8c50a6938ef722fb54b2f85ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7703e5fc20b9713354f34008178095f4a5d179a8c50a6938ef722fb54b2f85ac", kill_on_drop: false }` [INFO] [stdout] 7703e5fc20b9713354f34008178095f4a5d179a8c50a6938ef722fb54b2f85ac