[INFO] fetching crate ufind 0.3.1... [INFO] checking ufind-0.3.1 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472 [INFO] extracting crate ufind 0.3.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate ufind 0.3.1 on toolchain c9228570668803e3e6402770d55f23a12c9ae686 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ufind 0.3.1 [INFO] finished tweaking crates.io crate ufind 0.3.1 [INFO] tweaked toml for crates.io crate ufind 0.3.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", 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] 88fdaf52f90411eb71193f0bdb9007f64c47a8d54dfc5f657ea6555f57014c89 [INFO] running `Command { std: "docker" "start" "-a" "88fdaf52f90411eb71193f0bdb9007f64c47a8d54dfc5f657ea6555f57014c89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "88fdaf52f90411eb71193f0bdb9007f64c47a8d54dfc5f657ea6555f57014c89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88fdaf52f90411eb71193f0bdb9007f64c47a8d54dfc5f657ea6555f57014c89", kill_on_drop: false }` [INFO] [stdout] 88fdaf52f90411eb71193f0bdb9007f64c47a8d54dfc5f657ea6555f57014c89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] afb56ac51711063c524d09174d256fe6eb2763a28f9c8ed5bd098a6b8606e41a [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" "afb56ac51711063c524d09174d256fe6eb2763a28f9c8ed5bd098a6b8606e41a", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling ufind v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `ufind v0.3.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ufind-51bdb0a3ba721ce2/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'couldn't create completion file: other os error', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/app/parser.rs:138:25 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cf0d4ac130 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55cf0d4ac130 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55cf0d4ac130 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55cf0d4ac130 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55cf0d4c707c - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55cf0d4a9dd2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55cf0d4ade65 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55cf0d4ade65 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55cf0d4ade65 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55cf0d4ad9ba - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55cf0d4ae601 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55cf0d4ae147 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55cf0d4ac5ec - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55cf0d4ae0a9 - rust_begin_unwind [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55cf0d4ae05b - std::panicking::begin_panic_fmt::hee67ce14b77d0396 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x55cf0d437967 - clap::app::parser::Parser::gen_completions::h47117d761458bc15 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/app/parser.rs:138:25 [INFO] [stderr] 16: 0x55cf0d43686c - clap::app::App::gen_completions::h331cadde9c50cb76 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/app/mod.rs:1400:9 [INFO] [stderr] 17: 0x55cf0d4364a9 - build_script_build::main::h32440262b3fdcb12 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15:5 [INFO] [stderr] 18: 0x55cf0d435d4b - core::ops::function::FnOnce::call_once::h403f9bcd419cc5ae [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55cf0d435e6e - std::sys_common::backtrace::__rust_begin_short_backtrace::haa78b8cd5e751d71 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55cf0d436d51 - std::rt::lang_start::{{closure}}::hcb2c0cdebbf744e1 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55cf0d4aea27 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55cf0d4aea27 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55cf0d4aea27 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55cf0d4aea27 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55cf0d4aea27 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55cf0d436d27 - std::rt::lang_start::he8c9a95aa4452aa7 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55cf0d43659a - main [INFO] [stderr] 28: 0x7fa9c813b0b3 - __libc_start_main [INFO] [stderr] 29: 0x55cf0d4350be - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "afb56ac51711063c524d09174d256fe6eb2763a28f9c8ed5bd098a6b8606e41a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afb56ac51711063c524d09174d256fe6eb2763a28f9c8ed5bd098a6b8606e41a", kill_on_drop: false }` [INFO] [stdout] afb56ac51711063c524d09174d256fe6eb2763a28f9c8ed5bd098a6b8606e41a