[INFO] fetching crate ufind 0.3.1... [INFO] checking ufind-0.3.1 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585 [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 de32266a1780aa4ef748ce7f6200a1554fad0aca [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 496420020e5ae6b291fb4f62a24d122e62e712f90742ac19bc2162f811ca36c0 [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" "496420020e5ae6b291fb4f62a24d122e62e712f90742ac19bc2162f811ca36c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "496420020e5ae6b291fb4f62a24d122e62e712f90742ac19bc2162f811ca36c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "496420020e5ae6b291fb4f62a24d122e62e712f90742ac19bc2162f811ca36c0", kill_on_drop: false }` [INFO] [stdout] 496420020e5ae6b291fb4f62a24d122e62e712f90742ac19bc2162f811ca36c0 [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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "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] 76fdfebce4cea189554635404012e96cc32fe4aec1d211379f09f3f0cde780a2 [INFO] running `Command { std: "docker" "start" "-a" "76fdfebce4cea189554635404012e96cc32fe4aec1d211379f09f3f0cde780a2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [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-55873228a23464d1/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: 0x55ed063b2330 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55ed063b2330 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ed063b2330 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55ed063b2330 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55ed063cc34c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x55ed063b0815 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x55ed063b44b0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55ed063b44b0 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55ed063b44b0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x55ed063b41fc - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x55ed063b4b13 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x55ed063b46e9 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x55ed063b279c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55ed063b46a9 - rust_begin_unwind [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x55ed063b465b - std::panicking::begin_panic_fmt::h8af3eb0f50edc2d0 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:429 [INFO] [stderr] 15: 0x55ed06337c22 - clap::app::parser::Parser::gen_completions::hf12eced28a1a30b8 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/app/parser.rs:138 [INFO] [stderr] 16: 0x55ed06336a3b - clap::app::App::gen_completions::hc36c8dbe5626455f [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.3/src/app/mod.rs:1400 [INFO] [stderr] 17: 0x55ed06336895 - build_script_build::main::h78b14206d132588d [INFO] [stderr] at /opt/rustwide/workdir/build.rs:15 [INFO] [stderr] 18: 0x55ed0633604b - core::ops::function::FnOnce::call_once::hf0c3f2953fcc3dd6 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/core/src/ops/function.rs:233 [INFO] [stderr] 19: 0x55ed06335eee - std::sys_common::backtrace::__rust_begin_short_backtrace::h2305571feab7a0e5 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55ed06336ed1 - std::rt::lang_start::{{closure}}::hce5a3d62aeaceef1 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55ed063b4f22 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/core/src/ops/function.rs:265 [INFO] [stderr] 22: 0x55ed063b4f22 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:373 [INFO] [stderr] 23: 0x55ed063b4f22 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panicking.rs:337 [INFO] [stderr] 24: 0x55ed063b4f22 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/panic.rs:394 [INFO] [stderr] 25: 0x55ed063b4f22 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55ed06336ea7 - std::rt::lang_start::he31d0d35776b2ba5 [INFO] [stderr] at /rustc/de32266a1780aa4ef748ce7f6200a1554fad0aca/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55ed0633698a - main [INFO] [stderr] 28: 0x7f0f622d50b3 - __libc_start_main [INFO] [stderr] 29: 0x55ed063350be - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "76fdfebce4cea189554635404012e96cc32fe4aec1d211379f09f3f0cde780a2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76fdfebce4cea189554635404012e96cc32fe4aec1d211379f09f3f0cde780a2", kill_on_drop: false }` [INFO] [stdout] 76fdfebce4cea189554635404012e96cc32fe4aec1d211379f09f3f0cde780a2