[INFO] cloning repository https://github.com/ryoh/rushare
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryoh/rushare" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryoh%2Frushare", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryoh%2Frushare'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 56bc4f705422ac42515a80185d4a39c02caac9df
[INFO] checking ryoh/rushare against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryoh%2Frushare" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ryoh/rushare
[INFO] finished tweaking git repo https://github.com/ryoh/rushare
[INFO] tweaked toml for git repo https://github.com/ryoh/rushare written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ryoh/rushare on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ryoh/rushare already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sys-mount v1.3.0
[INFO] [stderr]   Downloaded loopdev v0.3.0
[INFO] [stderr]   Downloaded clang-sys v1.3.0
[INFO] [stderr]   Downloaded bindgen v0.58.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66812301e07d6c76b3a561c246a1e4a01f4abfb6897703ea0a04cecdde8bbf9c
[INFO] running `Command { std: "docker" "start" "-a" "66812301e07d6c76b3a561c246a1e4a01f4abfb6897703ea0a04cecdde8bbf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66812301e07d6c76b3a561c246a1e4a01f4abfb6897703ea0a04cecdde8bbf9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66812301e07d6c76b3a561c246a1e4a01f4abfb6897703ea0a04cecdde8bbf9c", kill_on_drop: false }`
[INFO] [stdout] 66812301e07d6c76b3a561c246a1e4a01f4abfb6897703ea0a04cecdde8bbf9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 676de5553a8ecbba843b2345a4b13f11d0f8b1626c31a8fc31d2bdfb2828a0f3
[INFO] running `Command { std: "docker" "start" "-a" "676de5553a8ecbba843b2345a4b13f11d0f8b1626c31a8fc31d2bdfb2828a0f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling clang-sys v1.3.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.2
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.58.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking errno v0.2.8
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking which v4.2.2
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling loopdev v0.3.0
[INFO] [stderr] error: failed to run custom build command for `loopdev v0.3.0`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/loopdev-9b207ef8323e51ab/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (671) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.36/src/fallback.rs:708:9:
[INFO] [stderr]   "enum_(unnamed_at_/usr/include/linux/loop_h_16_1)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x57c45788e722 - std[1cf432dcf3c5540a]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x57c45788e722 - std[1cf432dcf3c5540a]::backtrace_rs::backtrace::trace_unsynchronized::<std[1cf432dcf3c5540a]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x57c45788e722 - std[1cf432dcf3c5540a]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x57c45788e722 - <<std[1cf432dcf3c5540a]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[2bd7ff09ba185999]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x57c4578a4a8a - <core[2bd7ff09ba185999]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x57c4578a4a8a - core[2bd7ff09ba185999]::fmt::write
[INFO] [stderr]      6:     0x57c457893e36 - std[1cf432dcf3c5540a]::io::default_write_fmt::<std[1cf432dcf3c5540a]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x57c457893e36 - <std[1cf432dcf3c5540a]::sys::stdio::unix::Stderr as std[1cf432dcf3c5540a]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x57c4578714ef - <std[1cf432dcf3c5540a]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x57c4578714ef - std[1cf432dcf3c5540a]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x57c457889311 - std[1cf432dcf3c5540a]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x57c45788957b - std[1cf432dcf3c5540a]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x57c4578715a8 - std[1cf432dcf3c5540a]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x57c4578666d9 - std[1cf432dcf3c5540a]::sys::backtrace::__rust_end_short_backtrace::<std[1cf432dcf3c5540a]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x57c457871f4d - __rustc[8bd69651f0df715b]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x57c4578a527c - core[2bd7ff09ba185999]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x57c4578397bb - proc_macro2[cb8d821fa3e4609b]::fallback::validate_ident
[INFO] [stderr]     17:     0x57c457838ca1 - <proc_macro2[cb8d821fa3e4609b]::fallback::Ident>::_new
[INFO] [stderr]     18:     0x57c457838c5f - <proc_macro2[cb8d821fa3e4609b]::fallback::Ident>::new
[INFO] [stderr]     19:     0x57c457844878 - <proc_macro2[cb8d821fa3e4609b]::imp::Ident>::new
[INFO] [stderr]     20:     0x57c457841868 - <proc_macro2[cb8d821fa3e4609b]::Ident>::new
[INFO] [stderr]     21:     0x57c457592f5f - <bindgen[e45ce4a2f3820164]::ir::context::BindgenContext>::rust_ident_raw::<alloc[b6fb8828c3ba9b4e]::borrow::Cow<str>>
[INFO] [stderr]     22:     0x57c4575928c0 - <bindgen[e45ce4a2f3820164]::ir::context::BindgenContext>::rust_ident::<&alloc[b6fb8828c3ba9b4e]::string::String>
[INFO] [stderr]     23:     0x57c45753a48b - <bindgen[e45ce4a2f3820164]::ir::enum_ty::Enum as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     24:     0x57c45757502b - <bindgen[e45ce4a2f3820164]::ir::ty::Type as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     25:     0x57c45751e33b - <bindgen[e45ce4a2f3820164]::ir::item::Item as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     26:     0x57c4576189d5 - <bindgen[e45ce4a2f3820164]::ir::module::Module as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen::{closure#0}
[INFO] [stderr]     27:     0x57c4575aac27 - <bindgen[e45ce4a2f3820164]::ir::module::Module as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     28:     0x57c45751e320 - <bindgen[e45ce4a2f3820164]::ir::item::Item as bindgen[e45ce4a2f3820164]::codegen::CodeGenerator>::codegen
[INFO] [stderr]     29:     0x57c457617daa - bindgen[e45ce4a2f3820164]::codegen::codegen::{closure#0}
[INFO] [stderr]     30:     0x57c457594208 - <bindgen[e45ce4a2f3820164]::ir::context::BindgenContext>::gen::<bindgen[e45ce4a2f3820164]::codegen::codegen::{closure#0}, alloc[b6fb8828c3ba9b4e]::vec::Vec<proc_macro2[cb8d821fa3e4609b]::TokenStream>>
[INFO] [stderr]     31:     0x57c4576263cd - bindgen[e45ce4a2f3820164]::codegen::codegen
[INFO] [stderr]     32:     0x57c457530c11 - <bindgen[e45ce4a2f3820164]::Bindings>::generate
[INFO] [stderr]     33:     0x57c45752d855 - <bindgen[e45ce4a2f3820164]::Builder>::generate
[INFO] [stderr]     34:     0x57c4574e6536 - build_script_build[2fb4e35571f2e38a]::main
[INFO] [stderr]     35:     0x57c4574e7753 - <fn() as core[2bd7ff09ba185999]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     36:     0x57c4574e6456 - std[1cf432dcf3c5540a]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     37:     0x57c4574e6469 - std[1cf432dcf3c5540a]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     38:     0x57c4578884b6 - <&dyn core[2bd7ff09ba185999]::ops::function::Fn<(), Output = i32> + core[2bd7ff09ba185999]::panic::unwind_safe::RefUnwindSafe + core[2bd7ff09ba185999]::marker::Sync as core[2bd7ff09ba185999]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     39:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panicking::catch_unwind::do_call::<&dyn core[2bd7ff09ba185999]::ops::function::Fn<(), Output = i32> + core[2bd7ff09ba185999]::panic::unwind_safe::RefUnwindSafe + core[2bd7ff09ba185999]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:581:40
[INFO] [stderr]     40:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panicking::catch_unwind::<i32, &dyn core[2bd7ff09ba185999]::ops::function::Fn<(), Output = i32> + core[2bd7ff09ba185999]::panic::unwind_safe::RefUnwindSafe + core[2bd7ff09ba185999]::marker::Sync>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:544:19
[INFO] [stderr]     41:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panic::catch_unwind::<&dyn core[2bd7ff09ba185999]::ops::function::Fn<(), Output = i32> + core[2bd7ff09ba185999]::panic::unwind_safe::RefUnwindSafe + core[2bd7ff09ba185999]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panic.rs:359:14
[INFO] [stderr]     42:     0x57c4578884b6 - std[1cf432dcf3c5540a]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/rt.rs:175:24
[INFO] [stderr]     43:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panicking::catch_unwind::do_call::<std[1cf432dcf3c5540a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:581:40
[INFO] [stderr]     44:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panicking::catch_unwind::<isize, std[1cf432dcf3c5540a]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panicking.rs:544:19
[INFO] [stderr]     45:     0x57c4578884b6 - std[1cf432dcf3c5540a]::panic::catch_unwind::<std[1cf432dcf3c5540a]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/panic.rs:359:14
[INFO] [stderr]     46:     0x57c4578884b6 - std[1cf432dcf3c5540a]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/50d7e48beb74b48bd17c3749bfb73843c9ae0166/library/std/src/rt.rs:171:5
[INFO] [stderr]     47:     0x57c4574e63d1 - std[1cf432dcf3c5540a]::rt::lang_start::<()>
[INFO] [stderr]     48:     0x57c4574e7a55 - main
[INFO] [stderr]     49:     0x7679cac2f1ca - <unknown>
[INFO] [stderr]     50:     0x7679cac2f28b - __libc_start_main
[INFO] [stderr]     51:     0x57c4574e5ec5 - _start
[INFO] [stderr]     52:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "676de5553a8ecbba843b2345a4b13f11d0f8b1626c31a8fc31d2bdfb2828a0f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676de5553a8ecbba843b2345a4b13f11d0f8b1626c31a8fc31d2bdfb2828a0f3", kill_on_drop: false }`
[INFO] [stdout] 676de5553a8ecbba843b2345a4b13f11d0f8b1626c31a8fc31d2bdfb2828a0f3