[INFO] fetching crate ufind 0.3.1... [INFO] checking ufind-0.3.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312 [INFO] extracting crate ufind 0.3.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ufind 0.3.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2c101d1191419d3314e1092b0fd974d1149ebb1de3b37b96c2ff900550d16b73 [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" "2c101d1191419d3314e1092b0fd974d1149ebb1de3b37b96c2ff900550d16b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c101d1191419d3314e1092b0fd974d1149ebb1de3b37b96c2ff900550d16b73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c101d1191419d3314e1092b0fd974d1149ebb1de3b37b96c2ff900550d16b73", kill_on_drop: false }` [INFO] [stdout] 2c101d1191419d3314e1092b0fd974d1149ebb1de3b37b96c2ff900550d16b73 [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" "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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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] a1003a3938e9feea543fb5c9f27669d56d20b90a61d1c28d853d0371cb26fb48 [INFO] running `Command { std: "docker" "start" "-a" "a1003a3938e9feea543fb5c9f27669d56d20b90a61d1c28d853d0371cb26fb48", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.91 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling 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-28d115c6bef6a673/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: 0x5610c90c7be0 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5610c90c7be0 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5610c90c7be0 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5610c90c7be0 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5610c90de7ff - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x5610c90c60b2 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/io/mod.rs:1572:15 [INFO] [stderr] 6: 0x5610c90c97c5 - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5610c90c97c5 - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5610c90c97c5 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5610c90c9273 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5610c90c9dcd - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5610c90c9967 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5610c90c809c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5610c90c98c9 - rust_begin_unwind [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5610c904de4b - std::panicking::begin_panic_fmt::h0b6b6d9d830486ef [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x5610c9063cfa - clap::app::parser::Parser::gen_completions::h9c18c1a3991e39f9 [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: 0x5610c9050336 - clap::app::App::gen_completions::h584db43018d60312 [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: 0x5610c904f11b - build_script_build::main::h1b300eb271302119 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15:5 [INFO] [stderr] 18: 0x5610c904f33b - core::ops::function::FnOnce::call_once::hfa040b0d31cd2261 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5610c904f41e - std::sys_common::backtrace::__rust_begin_short_backtrace::haf112499a6e24da8 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5610c9050281 - std::rt::lang_start::{{closure}}::he943eafa9d77e9a3 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5610c90ca1ca - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5610c90ca1ca - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5610c90ca1ca - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5610c90ca1ca - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x5610c90ca1ca - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5610c9050260 - std::rt::lang_start::h434fbe39f90d8079 [INFO] [stderr] at /rustc/f5f33ec0e0455eefa72fc5567eb1280a4d5ee206/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5610c904f20c - main [INFO] [stderr] 28: 0x7f4a5cd890b3 - __libc_start_main [INFO] [stderr] 29: 0x5610c904e8ce - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "a1003a3938e9feea543fb5c9f27669d56d20b90a61d1c28d853d0371cb26fb48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1003a3938e9feea543fb5c9f27669d56d20b90a61d1c28d853d0371cb26fb48", kill_on_drop: false }` [INFO] [stdout] a1003a3938e9feea543fb5c9f27669d56d20b90a61d1c28d853d0371cb26fb48