[INFO] updating cached repository https://github.com/haedaal/rmacro [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] acfdfeefc5129160b27375771b4e4537e383dc66 [INFO] checking haedaal/rmacro against master#b1f395de642e8be7bcbbd2bd8aaadab715851f49 for pr-69410 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaedaal%2Frmacro" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/haedaal/rmacro on toolchain b1f395de642e8be7bcbbd2bd8aaadab715851f49 [INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/haedaal/rmacro [INFO] finished tweaking git repo https://github.com/haedaal/rmacro [INFO] tweaked toml for git repo https://github.com/haedaal/rmacro written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/haedaal/rmacro already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b1f395de642e8be7bcbbd2bd8aaadab715851f49" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7e3aa9b960190e494bf7c751f5897d46a4bbeb33617a3d9460bc3d9b6fe4ce09 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "7e3aa9b960190e494bf7c751f5897d46a4bbeb33617a3d9460bc3d9b6fe4ce09"` [INFO] [stderr] Checking proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Checking quote v0.6.12 [INFO] [stderr] Compiling rmacro v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> build.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `dst` [INFO] [stderr] --> build.rs:6:13 [INFO] [stderr] | [INFO] [stderr] 6 | let mut dst = File::create(Path::new(".").join("tests.py")).unwrap(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_dst` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> build.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | let mut dst = File::create(Path::new(".").join("tests.py")).unwrap(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] error: failed to run custom build command for `rmacro v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rmacro-15bb0e0988225e12/build-script-build` (exit code: 101) [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:6:19 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5599bbf89954 - backtrace::backtrace::libunwind::trace::h2e152e7bd6365e6e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5599bbf89954 - backtrace::backtrace::trace_unsynchronized::h4186442f15a550ff [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5599bbf89954 - std::sys_common::backtrace::_print_fmt::h063a573bac16a877 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5599bbf89954 - ::fmt::h9703f71e8480ed96 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5599bbfa292c - core::fmt::write::hff90a64c19ebe991 [INFO] [stderr] at src/libcore/fmt/mod.rs:1052 [INFO] [stderr] 5: 0x5599bbf87aa7 - std::io::Write::write_fmt::h7b2ff1db354185d7 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x5599bbf8bd85 - std::sys_common::backtrace::_print::hafbed04fe2bd44d6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5599bbf8bd85 - std::sys_common::backtrace::print::hf3b38bd6bf35df48 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5599bbf8bd85 - std::panicking::default_hook::{{closure}}::hf220c79b40a7fd2a [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x5599bbf8bac6 - std::panicking::default_hook::hd1f3ae65f967fd0f [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x5599bbf8c342 - std::panicking::rust_panic_with_hook::h07ff66cb0ea5f564 [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x5599bbf8bf2b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x5599bbfa1b71 - core::panicking::panic_fmt::h1ebf8318839f206e [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x5599bbfa1993 - core::option::expect_none_failed::h4df88fc665cbb286 [INFO] [stderr] at src/libcore/option.rs:1211 [INFO] [stderr] 14: 0x5599bbf82ea9 - core::result::Result::unwrap::h3d13c96a446120d0 [INFO] [stderr] at /rustc/b1f395de642e8be7bcbbd2bd8aaadab715851f49/src/libcore/result.rs:1003 [INFO] [stderr] 15: 0x5599bbf82315 - build_script_build::main::h8eec87dca01354a7 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:6 [INFO] [stderr] 16: 0x5599bbf82abb - std::rt::lang_start::{{closure}}::h608c1caaaf96f66f [INFO] [stderr] at /rustc/b1f395de642e8be7bcbbd2bd8aaadab715851f49/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x5599bbf8be53 - std::rt::lang_start_internal::{{closure}}::hcca65089bf50e764 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x5599bbf8be53 - std::panicking::try::do_call::h5d688de95825d379 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x5599bbf8dd17 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x5599bbf8c7e9 - std::panicking::try::h9e58d9e1ffdb7a8f [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x5599bbf8c7e9 - std::panic::catch_unwind::h6dacac8c77eb8284 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x5599bbf8c7e9 - std::rt::lang_start_internal::hb6469eff0c6f35f8 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x5599bbf82a97 - std::rt::lang_start::h1fb459b6d7b05d90 [INFO] [stderr] at /rustc/b1f395de642e8be7bcbbd2bd8aaadab715851f49/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x5599bbf825ba - main [INFO] [stderr] 25: 0x7f0701e17b97 - __libc_start_main [INFO] [stderr] 26: 0x5599bbf8219a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "7e3aa9b960190e494bf7c751f5897d46a4bbeb33617a3d9460bc3d9b6fe4ce09"` [INFO] running `"docker" "rm" "-f" "7e3aa9b960190e494bf7c751f5897d46a4bbeb33617a3d9460bc3d9b6fe4ce09"` [INFO] [stdout] 7e3aa9b960190e494bf7c751f5897d46a4bbeb33617a3d9460bc3d9b6fe4ce09