[INFO] cloning repository https://github.com/webbrandon/rust-cli-autocomplete-autogen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/webbrandon/rust-cli-autocomplete-autogen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebbrandon%2Frust-cli-autocomplete-autogen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebbrandon%2Frust-cli-autocomplete-autogen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b948c6b1a12e52ab522c987447c24bb955d2fbf0
[INFO] checking webbrandon/rust-cli-autocomplete-autogen against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebbrandon%2Frust-cli-autocomplete-autogen" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/webbrandon/rust-cli-autocomplete-autogen on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/webbrandon/rust-cli-autocomplete-autogen
[INFO] finished tweaking git repo https://github.com/webbrandon/rust-cli-autocomplete-autogen
[INFO] tweaked toml for git repo https://github.com/webbrandon/rust-cli-autocomplete-autogen written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/webbrandon/rust-cli-autocomplete-autogen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3620cf0a5ce01d3a27d321261023110dd7232777a00c77353e5507d61b473c85
[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" "3620cf0a5ce01d3a27d321261023110dd7232777a00c77353e5507d61b473c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3620cf0a5ce01d3a27d321261023110dd7232777a00c77353e5507d61b473c85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3620cf0a5ce01d3a27d321261023110dd7232777a00c77353e5507d61b473c85", kill_on_drop: false }`
[INFO] [stdout] 3620cf0a5ce01d3a27d321261023110dd7232777a00c77353e5507d61b473c85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 609053f45b2ee6795000853706fb5a900c4163dfd8273775b18af12b6060e3ad
[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" "609053f45b2ee6795000853706fb5a900c4163dfd8273775b18af12b6060e3ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.29
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling complete v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `complete v2.0.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/complete-1bfa26a240349c09/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-2.33.0/src/app/parser.rs:131:25
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5568a2340580 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5568a2340580 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5568a2340580 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5568a2340580 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7b3d6cac46d277e1
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5568a235718f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x5568a233e892 - std::io::Write::write_fmt::h6010cfbb4726588b
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/io/mod.rs:1572:15
[INFO] [stderr]      6:     0x5568a2342165 - std::sys_common::backtrace::_print::h79b4f9652330cc9d
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5568a2342165 - std::sys_common::backtrace::print::h330bb326a76af8cf
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5568a2342165 - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5568a2341c13 - std::panicking::default_hook::h17e521ba6d68d6e1
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5568a234276d - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x5568a2342307 - std::panicking::begin_panic_handler::{{closure}}::h777c71c8e5a7e25c
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x5568a2340a3c - std::sys_common::backtrace::__rust_end_short_backtrace::h3e9bf30168899554
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5568a2342269 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5568a22bce3b - std::panicking::begin_panic_fmt::h0b6b6d9d830486ef
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:435:5
[INFO] [stderr]     15:     0x5568a22ef48a - clap::app::parser::Parser::gen_completions::h1836880d5c51cfa9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/app/parser.rs:131:25
[INFO] [stderr]     16:     0x5568a22c2108 - clap::app::App::gen_completions::h4331679cb8c89cad
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.33.0/src/app/mod.rs:1391:9
[INFO] [stderr]     17:     0x5568a22c0c14 - build_script_build::create_completion_scripts::h0d1ba976a5b4ac7f
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/build.rs:22:5
[INFO] [stderr]     18:     0x5568a22c0b1e - build_script_build::main::h55d0f81208f72f9f
[INFO] [stderr]                                  at /opt/rustwide/workdir/src/build.rs:13:5
[INFO] [stderr]     19:     0x5568a22c691b - core::ops::function::FnOnce::call_once::h0b37361eb23612da
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x5568a22c677e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbac87946118e66dd
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x5568a22c2001 - std::rt::lang_start::{{closure}}::hbd49ebb1ccb76f1a
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x5568a2342b6a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hbcc915e668c7ca11
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x5568a2342b6a - std::panicking::try::do_call::h6b0f430d48122ddf
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x5568a2342b6a - std::panicking::try::h6ba420e2e21b5afa
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x5568a2342b6a - std::panic::catch_unwind::h8366719d1f615eee
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x5568a2342b6a - std::rt::lang_start_internal::h965c28c9ce06ee73
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x5568a22c1fe0 - std::rt::lang_start::hd60b05c7894bd895
[INFO] [stderr]                                  at /rustc/32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x5568a22c13fc - main
[INFO] [stderr]     29:     0x7f48460460b3 - __libc_start_main
[INFO] [stderr]     30:     0x5568a22bd8be - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "609053f45b2ee6795000853706fb5a900c4163dfd8273775b18af12b6060e3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "609053f45b2ee6795000853706fb5a900c4163dfd8273775b18af12b6060e3ad", kill_on_drop: false }`
[INFO] [stdout] 609053f45b2ee6795000853706fb5a900c4163dfd8273775b18af12b6060e3ad