[INFO] cloning repository https://github.com/math-fehr/lucyrs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/math-fehr/lucyrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c52eb048eead3318ae80a1a74235bb502dc1e678 [INFO] checking math-fehr/lucyrs against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmath-fehr%2Flucyrs" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/math-fehr/lucyrs on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/math-fehr/lucyrs [INFO] finished tweaking git repo https://github.com/math-fehr/lucyrs [INFO] tweaked toml for git repo https://github.com/math-fehr/lucyrs written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/math-fehr/lucyrs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 596ca3e42576092a1e60f5f0215e48043d4abda6c1b499c5b67128cf1628f1ef [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" "596ca3e42576092a1e60f5f0215e48043d4abda6c1b499c5b67128cf1628f1ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "596ca3e42576092a1e60f5f0215e48043d4abda6c1b499c5b67128cf1628f1ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "596ca3e42576092a1e60f5f0215e48043d4abda6c1b499c5b67128cf1628f1ef", kill_on_drop: false }` [INFO] [stdout] 596ca3e42576092a1e60f5f0215e48043d4abda6c1b499c5b67128cf1628f1ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9e45eb3e45455f34be1b7b3a31f4ed6ad95941a671f028adda259848ea43b0a5 [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" "9e45eb3e45455f34be1b7b3a31f4ed6ad95941a671f028adda259848ea43b0a5", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling byte-tools v0.3.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling opaque-debug v0.2.1 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling bit-vec v0.5.0 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling lalrpop-util v0.16.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling block-padding v0.1.2 [INFO] [stderr] Compiling ascii-canvas v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling itertools v0.7.8 [INFO] [stderr] Compiling bit-set v0.5.0 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling new_debug_unreachable v1.0.1 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling ena v0.10.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling generic-array v0.12.0 [INFO] [stderr] Compiling digest v0.8.0 [INFO] [stderr] Compiling block-buffer v0.7.0 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling string_cache_codegen v0.4.2 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling docopt v1.0.2 [INFO] [stderr] Compiling lalrpop v0.16.1 [INFO] [stderr] Compiling lucyrs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `lucyrs v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/lucyrs-2916fbb2b89fa997/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] processing file `/opt/rustwide/workdir/src/lucy/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: 0x557ee99abc90 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x557ee99abc90 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557ee99abc90 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x557ee99abc90 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x557ee99cb5bc - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x557ee99a93a5 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x557ee99ade90 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x557ee99ade90 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x557ee99ade90 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x557ee99adbdc - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x557ee99ae4f3 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x557ee99ae0c9 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x557ee99ac0fc - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x557ee99ae089 - rust_begin_unwind [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x557ee99c9c71 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x557ee99c9a93 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/option.rs:1219 [INFO] [stderr] 16: 0x557ee91a1803 - core::result::Result::unwrap::heea10df919111d60 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/result.rs:1005 [INFO] [stderr] 17: 0x557ee91a14bf - build_script_build::main::ha67d7df8717adba1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:4 [INFO] [stderr] 18: 0x557ee91a138b - core::ops::function::FnOnce::call_once::h11263379f1eed342 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233 [INFO] [stderr] 19: 0x557ee91a120e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6ccf7ba7640d9d43 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x557ee91a1341 - std::rt::lang_start::{{closure}}::he67a1d7c55e47c46 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x557ee99ae902 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:265 [INFO] [stderr] 22: 0x557ee99ae902 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373 [INFO] [stderr] 23: 0x557ee99ae902 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337 [INFO] [stderr] 24: 0x557ee99ae902 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394 [INFO] [stderr] 25: 0x557ee99ae902 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x557ee91a1317 - std::rt::lang_start::heb7f44148ca5f1e6 [INFO] [stderr] at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x557ee91a151a - main [INFO] [stderr] 28: 0x7f9db10780b3 - __libc_start_main [INFO] [stderr] 29: 0x557ee91a10ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "9e45eb3e45455f34be1b7b3a31f4ed6ad95941a671f028adda259848ea43b0a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e45eb3e45455f34be1b7b3a31f4ed6ad95941a671f028adda259848ea43b0a5", kill_on_drop: false }` [INFO] [stdout] 9e45eb3e45455f34be1b7b3a31f4ed6ad95941a671f028adda259848ea43b0a5