[INFO] fetching crate ufind 0.3.1... [INFO] testing ufind-0.3.1 against 1.45.2 for beta-1.46-1 [INFO] extracting crate ufind 0.3.1 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate ufind 0.3.1 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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-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_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" "+1.45.2" "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] ae925ec2fa9a421386359053a66ec83555db9324b16b2282d7fee4018b421341 [INFO] running `Command { std: "docker" "start" "-a" "ae925ec2fa9a421386359053a66ec83555db9324b16b2282d7fee4018b421341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae925ec2fa9a421386359053a66ec83555db9324b16b2282d7fee4018b421341", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae925ec2fa9a421386359053a66ec83555db9324b16b2282d7fee4018b421341", kill_on_drop: false }` [INFO] [stdout] ae925ec2fa9a421386359053a66ec83555db9324b16b2282d7fee4018b421341 [INFO] running `Command { std: "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=warn" "-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" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fc7230f5f078469d63727be52113d34756497c231b7d4e888b07b3856582348 [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" "8fc7230f5f078469d63727be52113d34756497c231b7d4e888b07b3856582348", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.1 [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-10053fd619234fcd/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-2.33.1/src/app/parser.rs:138:25 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55e40e2ad3f5 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55e40e2ad3f5 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55e40e2ad3f5 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55e40e2ad3f5 - ::fmt::h5fe20777f4174074 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55e40e2cb3bc - core::fmt::write::he14c3177144df275 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55e40e2ab413 - std::io::Write::write_fmt::h8e26323bfab8bcc5 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55e40e2af900 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55e40e2af900 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55e40e2af900 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55e40e2af64c - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55e40e2afee7 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x55e40e2afaeb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x55e40e2afa5b - std::panicking::begin_panic_fmt::ha757bc84d5ed8cb6 [INFO] [stderr] at src/libstd/panicking.rs:342 [INFO] [stderr] 13: 0x55e40e23bc22 - clap::app::parser::Parser::gen_completions::h334a0aaf9eda3a97 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.1/src/app/parser.rs:138 [INFO] [stderr] 14: 0x55e40e23aa8b - clap::app::App::gen_completions::hbdc519fa0b983a2e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.1/src/app/mod.rs:1400 [INFO] [stderr] 15: 0x55e40e23a912 - build_script_build::main::h6e21cc17ab80c346 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15 [INFO] [stderr] 16: 0x55e40e23ae5b - std::rt::lang_start::{{closure}}::h2132e4437aa47290 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x55e40e2b02b8 - std::rt::lang_start_internal::{{closure}}::hefb489d56a389b75 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x55e40e2b02b8 - std::panicking::try::do_call::hb2bfa58b743656f1 [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 19: 0x55e40e2b02b8 - std::panicking::try::haaa85a89ce3784c3 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x55e40e2b02b8 - std::panic::catch_unwind::h49baa277f74e60cb [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x55e40e2b02b8 - std::rt::lang_start_internal::h7aa2f6739b31fe58 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x55e40e23ae37 - std::rt::lang_start::h1e6c322ce0688980 [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x55e40e23a9da - main [INFO] [stderr] 24: 0x7f7f3329b0b3 - __libc_start_main [INFO] [stderr] 25: 0x55e40e23918e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "8fc7230f5f078469d63727be52113d34756497c231b7d4e888b07b3856582348", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fc7230f5f078469d63727be52113d34756497c231b7d4e888b07b3856582348", kill_on_drop: false }` [INFO] [stdout] 8fc7230f5f078469d63727be52113d34756497c231b7d4e888b07b3856582348