[INFO] cloning repository https://github.com/ianks/fast_woothee
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ianks/fast_woothee" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianks%2Ffast_woothee", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianks%2Ffast_woothee'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fdfc75ac15a15fc37a8d0597583e983bda68f305
[INFO] checking ianks/fast_woothee against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fianks%2Ffast_woothee" "/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/ianks/fast_woothee on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ianks/fast_woothee
[INFO] finished tweaking git repo https://github.com/ianks/fast_woothee
[INFO] tweaked toml for git repo https://github.com/ianks/fast_woothee written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ianks/fast_woothee already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.rutie.feature
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36b9cd5112239e55ca022af2424bd20c29435524be86664bc5d80e05473aaf6e
[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" "36b9cd5112239e55ca022af2424bd20c29435524be86664bc5d80e05473aaf6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36b9cd5112239e55ca022af2424bd20c29435524be86664bc5d80e05473aaf6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b9cd5112239e55ca022af2424bd20c29435524be86664bc5d80e05473aaf6e", kill_on_drop: false }`
[INFO] [stdout] 36b9cd5112239e55ca022af2424bd20c29435524be86664bc5d80e05473aaf6e
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05966f16a87d4da489ecf2070039681bb6721925763c07d4f8c63c3297d4a66d
[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" "05966f16a87d4da489ecf2070039681bb6721925763c07d4f8c63c3297d4a66d", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: dependencies.rutie.feature
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling rutie v0.8.1 (https://github.com/danielpclark/rutie#1e59f375)
[INFO] [stderr]    Compiling woothee v0.11.0 (https://github.com/woothee/woothee-rust#3d6536fd)
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr] error: failed to run custom build command for `rutie v0.8.1 (https://github.com/danielpclark/rutie#1e59f375)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rutie-77aa9e0235bda64d/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-search=/usr/lib
[INFO] [stderr]   cargo:rustc-link-lib=ruby-2.7
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'create_dir_all fail: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/rutie-c3d636682c313ced/1e59f37/build.rs:179:46
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5626b04f1b80 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5626b04f1b80 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5626b04f1b80 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5626b04f1b80 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hc132ae1a5b5aa7cd
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5626b05101cc - core::fmt::write::hdf023a0036d2a25f
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x5626b04ee982 - std::io::Write::write_fmt::h8580846154bcb66a
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x5626b04f38b5 - std::sys_common::backtrace::_print::h7ee55fed88d107a3
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5626b04f38b5 - std::sys_common::backtrace::print::h54a7d3e52a524177
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5626b04f38b5 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5626b04f340a - std::panicking::default_hook::hf0f9afb1017317fc
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5626b04f4051 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5626b04f3b97 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5626b04f203c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5626b04f3af9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5626b050f5a1 - core::panicking::panic_fmt::h20225113c4a2f8fd
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5626b050f3c3 - core::option::expect_none_failed::hc6d6d4cea4fdc285
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x5626b04d968f - core::result::Result<T,E>::expect::hb95b3de2b49fb4ce
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/result.rs:933:23
[INFO] [stderr]     17:     0x5626b04bb38f - build_script_build::ruby_lib_link_name::h2c3872365121b5ec
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rutie-c3d636682c313ced/1e59f37/build.rs:179:13
[INFO] [stderr]     18:     0x5626b04bba29 - build_script_build::dynamic_linker_args::h1b6f0967a0eca83d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rutie-c3d636682c313ced/1e59f37/build.rs:208:47
[INFO] [stderr]     19:     0x5626b04baf68 - build_script_build::use_dylib::h7d0b01d565653f4b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rutie-c3d636682c313ced/1e59f37/build.rs:97:5
[INFO] [stderr]     20:     0x5626b04bdc98 - build_script_build::main::h98f2e8bab4f29e63
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rutie-c3d636682c313ced/1e59f37/build.rs:364:26
[INFO] [stderr]     21:     0x5626b04c1bfb - core::ops::function::FnOnce::call_once::h63cbf84759710683
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     22:     0x5626b04d272e - std::sys_common::backtrace::__rust_begin_short_backtrace::h35616029df89cbf8
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     23:     0x5626b04cddb1 - std::rt::lang_start::{{closure}}::h6abbc7e01c6784df
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:66:18
[INFO] [stderr]     24:     0x5626b04f4477 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h54c39b9b8451875a
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     25:     0x5626b04f4477 - std::panicking::try::do_call::hcdfba51a06e21b42
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:379:40
[INFO] [stderr]     26:     0x5626b04f4477 - std::panicking::try::hb36953ccd24f930d
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panicking.rs:343:19
[INFO] [stderr]     27:     0x5626b04f4477 - std::panic::catch_unwind::hbb374cd03beb3824
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/panic.rs:396:14
[INFO] [stderr]     28:     0x5626b04f4477 - std::rt::lang_start_internal::h97dca9624db2aa85
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:51:25
[INFO] [stderr]     29:     0x5626b04cdd87 - std::rt::lang_start::hd81d6c6cb5e6e79c
[INFO] [stderr]                                  at /rustc/b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18/library/std/src/rt.rs:65:5
[INFO] [stderr]     30:     0x5626b04bde4a - main
[INFO] [stderr]     31:     0x7f57f4cf90b3 - __libc_start_main
[INFO] [stderr]     32:     0x5626b04b30be - _start
[INFO] [stderr]     33:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "05966f16a87d4da489ecf2070039681bb6721925763c07d4f8c63c3297d4a66d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05966f16a87d4da489ecf2070039681bb6721925763c07d4f8c63c3297d4a66d", kill_on_drop: false }`
[INFO] [stdout] 05966f16a87d4da489ecf2070039681bb6721925763c07d4f8c63c3297d4a66d