[INFO] cloning repository https://github.com/pingw33n/tsar [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pingw33n/tsar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingw33n%2Ftsar", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingw33n%2Ftsar'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c3ee8b9a64f596c23516d6e126b4446e36a2aa2d [INFO] checking pingw33n/tsar against try#22dd2dd1dc07f63ae9394352d412f020d2985684 for pr-74627 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpingw33n%2Ftsar" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pingw33n/tsar on toolchain 22dd2dd1dc07f63ae9394352d412f020d2985684 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pingw33n/tsar [INFO] finished tweaking git repo https://github.com/pingw33n/tsar [INFO] tweaked toml for git repo https://github.com/pingw33n/tsar written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/pingw33n/tsar already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d0bc579db3a8c9ade90797a1e1ac124e57a5df8116b2818763b2497dccf30d84 [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" "d0bc579db3a8c9ade90797a1e1ac124e57a5df8116b2818763b2497dccf30d84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d0bc579db3a8c9ade90797a1e1ac124e57a5df8116b2818763b2497dccf30d84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0bc579db3a8c9ade90797a1e1ac124e57a5df8116b2818763b2497dccf30d84", kill_on_drop: false }` [INFO] [stdout] d0bc579db3a8c9ade90797a1e1ac124e57a5df8116b2818763b2497dccf30d84 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+22dd2dd1dc07f63ae9394352d412f020d2985684" "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] fe595d79b16f2d76a10602299b0aa025f9ec8121cc8b4084e5e0d30ee62a818a [INFO] running `Command { std: "docker" "start" "-a" "fe595d79b16f2d76a10602299b0aa025f9ec8121cc8b4084e5e0d30ee62a818a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking array-macro v1.0.5 [INFO] [stderr] Compiling czar v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking if_chain v1.0.0 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking measure_time v0.6.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling enum-map-derive v0.4.3 [INFO] [stderr] Compiling derivative v2.1.1 [INFO] [stderr] Compiling enum-as-inner v0.3.2 [INFO] [stderr] Compiling llvm-sys v100.1.0 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Checking enum-map v0.6.2 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] error: failed to run custom build command for `czar v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/czar-b5acf43f6e2faa22/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:11:98 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559065dad89f - std::backtrace_rs::backtrace::libunwind::trace::h8864605b5c3dbe2c [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x559065dad89f - std::backtrace_rs::backtrace::trace_unsynchronized::h1f622efed412f077 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559065dad89f - std::sys_common::backtrace::_print_fmt::h8e17da323f21cc2b [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x559065dad89f - ::fmt::hd4a7293426badf40 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x559065dc7afc - core::fmt::write::hfbd2baad61ed21a8 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libcore/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x559065dab9b2 - std::io::Write::write_fmt::h54828fb1bd41a052 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/io/mod.rs:1508 [INFO] [stderr] 6: 0x559065dafda0 - std::sys_common::backtrace::_print::h6ba0300926b9fb58 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x559065dafda0 - std::sys_common::backtrace::print::hd11f0188385cb859 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x559065dafda0 - std::panicking::default_hook::{{closure}}::h57b45fcdc30fe8e4 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x559065dafaec - std::panicking::default_hook::h067cd795bad37ff3 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x559065db03e3 - std::panicking::rust_panic_with_hook::hd1b93581b69959be [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x559065daffdb - rust_begin_unwind [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:437 [INFO] [stderr] 12: 0x559065dc6f01 - core::panicking::panic_fmt::h9cc57011b345cfad [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x559065dc6d23 - core::option::expect_none_failed::h10abb5a6aef32df8 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libcore/option.rs:1273 [INFO] [stderr] 14: 0x559065d8d3eb - core::result::Result::unwrap::h6af3dab8d9dd6615 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x559065d934e3 - build_script_build::generate_syn_test_input::h1cd1a1e3df9acdfa [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11 [INFO] [stderr] 16: 0x559065d94539 - build_script_build::main::haec3a49fa02b5a52 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:39 [INFO] [stderr] 17: 0x559065d8f2bb - std::rt::lang_start::{{closure}}::h4e13d08978ef93fe [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x559065db07b3 - std::rt::lang_start_internal::{{closure}}::h9a7ec4d0a4846786 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x559065db07b3 - std::panicking::try::do_call::h31d9073533c95062 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:348 [INFO] [stderr] 20: 0x559065db07b3 - std::panicking::try::h9be90170880ba1d0 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panicking.rs:325 [INFO] [stderr] 21: 0x559065db07b3 - std::panic::catch_unwind::hba3ee29aa4d47586 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x559065db07b3 - std::rt::lang_start_internal::h90880417661a7eb6 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x559065d8f297 - std::rt::lang_start::h204bcf630aaaec92 [INFO] [stderr] at /rustc/22dd2dd1dc07f63ae9394352d412f020d2985684/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x559065d945fa - main [INFO] [stderr] 25: 0x7f970c1ed0b3 - __libc_start_main [INFO] [stderr] 26: 0x559065d870be - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "fe595d79b16f2d76a10602299b0aa025f9ec8121cc8b4084e5e0d30ee62a818a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe595d79b16f2d76a10602299b0aa025f9ec8121cc8b4084e5e0d30ee62a818a", kill_on_drop: false }` [INFO] [stdout] fe595d79b16f2d76a10602299b0aa025f9ec8121cc8b4084e5e0d30ee62a818a