[INFO] crate klt-sys 0.1.0 is already in cache
[INFO] checking klt-sys-0.1.0 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate klt-sys 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate klt-sys 0.1.0 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate klt-sys 0.1.0
[INFO] finished tweaking crates.io crate klt-sys 0.1.0
[INFO] tweaked toml for crates.io crate klt-sys 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7217e1f110b07159101dce35f5e84ee82b0fdffb8fc9be7eb37807b66abd7354
[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" "7217e1f110b07159101dce35f5e84ee82b0fdffb8fc9be7eb37807b66abd7354"`
[INFO] [stderr]    Compiling klt-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `klt-sys v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/klt-sys-b83a2a7359742171/build-script-build` (exit code: 101)
[INFO] [stderr] --- stdout
[INFO] [stderr] cargo:rerun-if-changed=build/build.rs
[INFO] [stderr] cargo:rerun-if-changed=lib/klt
[INFO] [stderr] 
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'could not create klt build log: Read-only file system (os error 30)', build/build.rs:33:40
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x563c30993214 - backtrace::backtrace::libunwind::trace::h7f6a16d12232c961
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88
[INFO] [stderr]    1:     0x563c30993214 - backtrace::backtrace::trace_unsynchronized::h80308da2c2f00997
[INFO] [stderr]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x563c30993214 - std::sys_common::backtrace::_print_fmt::he1209b8ba63c9fd2
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:77
[INFO] [stderr]    3:     0x563c30993214 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8daf2ba8ed48f971
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]    4:     0x563c309ae88c - core::fmt::write::hd6c5c9ab01551e29
[INFO] [stderr]                                at src/libcore/fmt/mod.rs:1057
[INFO] [stderr]    5:     0x563c30991697 - std::io::Write::write_fmt::h92dca42149c54903
[INFO] [stderr]                                at src/libstd/io/mod.rs:1426
[INFO] [stderr]    6:     0x563c309951b5 - std::sys_common::backtrace::_print::hfc0ffaecef6820ce
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]    7:     0x563c309951b5 - std::sys_common::backtrace::print::hb2f3121d5ded79bb
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]    8:     0x563c309951b5 - std::panicking::default_hook::{{closure}}::h48ee859394646c26
[INFO] [stderr]                                at src/libstd/panicking.rs:195
[INFO] [stderr]    9:     0x563c30994ea1 - std::panicking::default_hook::he04601656067c23b
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]   10:     0x563c3099576a - std::panicking::rust_panic_with_hook::h1a13a61ec549b61a
[INFO] [stderr]                                at src/libstd/panicking.rs:463
[INFO] [stderr]   11:     0x563c30995350 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:371
[INFO] [stderr]   12:     0x563c309952cb - std::panicking::begin_panic_fmt::he1252833466c70d8
[INFO] [stderr]                                at src/libstd/panicking.rs:325
[INFO] [stderr]   13:     0x563c309850d7 - build_script_build::build_klt::{{closure}}::h906029aae22b2734
[INFO] [stderr]                                at build/build.rs:33
[INFO] [stderr]   14:     0x563c30985837 - core::result::Result<T,E>::unwrap_or_else::h56d996d9b5b106cd
[INFO] [stderr]                                at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/libcore/result.rs:847
[INFO] [stderr]   15:     0x563c30984c31 - build_script_build::build_klt::hd2183b99c6173298
[INFO] [stderr]                                at build/build.rs:32
[INFO] [stderr]   16:     0x563c30985259 - build_script_build::main::h33c3293e20427c2b
[INFO] [stderr]                                at build/build.rs:52
[INFO] [stderr]   17:     0x563c3098acd0 - std::rt::lang_start::{{closure}}::h09ed01d82cd36059
[INFO] [stderr]                                at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/libstd/rt.rs:67
[INFO] [stderr]   18:     0x563c30995283 - std::rt::lang_start_internal::{{closure}}::h3b078c3da4627c97
[INFO] [stderr]                                at src/libstd/rt.rs:52
[INFO] [stderr]   19:     0x563c30995283 - std::panicking::try::do_call::hf3bd84286ccd6179
[INFO] [stderr]                                at src/libstd/panicking.rs:296
[INFO] [stderr]   20:     0x563c3099b33a - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:79
[INFO] [stderr]   21:     0x563c30995c10 - std::panicking::try::hcb0fe9f753e69b09
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]   22:     0x563c30995c10 - std::panic::catch_unwind::h75eb9eb43d127e80
[INFO] [stderr]                                at src/libstd/panic.rs:394
[INFO] [stderr]   23:     0x563c30995c10 - std::rt::lang_start_internal::hb7f339488e9d1f13
[INFO] [stderr]                                at src/libstd/rt.rs:51
[INFO] [stderr]   24:     0x563c3098aca9 - std::rt::lang_start::hc3ee10a1cff5ce02
[INFO] [stderr]                                at /rustc/d27c6c6a469a28343396a8f3ac1c9d403aabda69/src/libstd/rt.rs:67
[INFO] [stderr]   25:     0x563c3098528a - main
[INFO] [stderr]   26:     0x7f491930bb97 - __libc_start_main
[INFO] [stderr]   27:     0x563c30982eaa - _start
[INFO] [stderr]   28:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "7217e1f110b07159101dce35f5e84ee82b0fdffb8fc9be7eb37807b66abd7354"`
[INFO] running `"docker" "rm" "-f" "7217e1f110b07159101dce35f5e84ee82b0fdffb8fc9be7eb37807b66abd7354"`
[INFO] [stdout] 7217e1f110b07159101dce35f5e84ee82b0fdffb8fc9be7eb37807b66abd7354