[INFO] fetching crate janet-ll 0.4.1...
[INFO] testing janet-ll-0.4.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate janet-ll 0.4.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate janet-ll 0.4.1
[INFO] finished tweaking crates.io crate janet-ll 0.4.1
[INFO] tweaked toml for crates.io crate janet-ll 0.4.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate janet-ll 0.4.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 55 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.49.4 (available: v0.72.1)
[INFO] [stderr]       Adding shlex v0.1.1 (available: v1.3.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb5bb438159dd0f755a717fab72ed5298efceda2c4eb4c42369db53098c4256a
[INFO] running `Command { std: "docker" "start" "-a" "cb5bb438159dd0f755a717fab72ed5298efceda2c4eb4c42369db53098c4256a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb5bb438159dd0f755a717fab72ed5298efceda2c4eb4c42369db53098c4256a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb5bb438159dd0f755a717fab72ed5298efceda2c4eb4c42369db53098c4256a", kill_on_drop: false }`
[INFO] [stdout] cb5bb438159dd0f755a717fab72ed5298efceda2c4eb4c42369db53098c4256a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b354eaf0de98a6a7cf2925023e8439e95222ea04bf76f1d538a9e649817dd72
[INFO] running `Command { std: "docker" "start" "-a" "1b354eaf0de98a6a7cf2925023e8439e95222ea04bf76f1d538a9e649817dd72", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling find-msvc-tools v0.1.4
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling janet-ll v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `janet-ll v0.4.1 (/opt/rustwide/workdir)`
[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/janet-ll-891adeee038e8472/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (716) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.30/src/fallback.rs:594:9:
[INFO] [stderr]   "JanetFuncEnv_union_(unnamed_at__/csrc/janet_h_780_5)" is not a valid Ident
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5a9a809ee772 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5a9a809ee772 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5a9a809ee772 - std::sys::backtrace::_print_fmt::h255777b7ec902439
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5a9a809ee772 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a1ac49fcd7ee8ce
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5a9a809ff5bf - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5a9a809ff5bf - core::fmt::write::hbdcc0ec4f1bab1db
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x5a9a809c17b3 - std::io::default_write_fmt::hb29d13affe7e9cd0
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5a9a809c17b3 - std::io::Write::write_fmt::hec441b8c6eca32b9
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5a9a809cbf72 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5a9a809ceacf - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5a9a809ce929 - std::panicking::default_hook::h9d66b9642014ce48
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5a9a809cf0a5 - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5a9a809cef3a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5a9a809cc0a9 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5a9a809b5d2d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5a9a80a096d0 - core::panicking::panic_fmt::h774fb860369a0f7b
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5a9a808b258f - proc_macro2::fallback::validate_ident::h3069cf1e2c1a2e73
[INFO] [stderr]     17:     0x5a9a808b4cb1 - proc_macro2::fallback::Ident::_new::h97a4b7f025615795
[INFO] [stderr]     18:     0x5a9a808b4c6f - proc_macro2::fallback::Ident::new::h53571ff83fc01366
[INFO] [stderr]     19:     0x5a9a808aac78 - proc_macro2::Ident::new::h419e6c217165a15e
[INFO] [stderr]     20:     0x5a9a80637245 - bindgen::ir::context::BindgenContext::rust_ident_raw::h69bcb4884205abcf
[INFO] [stderr]     21:     0x5a9a80635340 - bindgen::ir::context::BindgenContext::rust_ident::hd5572c4e438c118e
[INFO] [stderr]     22:     0x5a9a80587bef - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hc1502806a258c0f3
[INFO] [stderr]     23:     0x5a9a805f0d75 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hace61681476eb08f
[INFO] [stderr]     24:     0x5a9a805a3935 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::hd30772b76a7dd2b0
[INFO] [stderr]     25:     0x5a9a8058fd4c - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::hc1502806a258c0f3
[INFO] [stderr]     26:     0x5a9a805f0d75 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hace61681476eb08f
[INFO] [stderr]     27:     0x5a9a805a3935 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::hd30772b76a7dd2b0
[INFO] [stderr]     28:     0x5a9a8067a915 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h326ea014838555cf
[INFO] [stderr]     29:     0x5a9a805f5fad - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h6cc089fbc5439542
[INFO] [stderr]     30:     0x5a9a805a390d - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::hd30772b76a7dd2b0
[INFO] [stderr]     31:     0x5a9a80687e45 - bindgen::codegen::codegen::{{closure}}::h839af8162b0805ec
[INFO] [stderr]     32:     0x5a9a806427d8 - bindgen::ir::context::BindgenContext::gen::h6c4f57c2ec783db4
[INFO] [stderr]     33:     0x5a9a806875ad - bindgen::codegen::codegen::h7755d82141cbaddc
[INFO] [stderr]     34:     0x5a9a8060e04a - bindgen::Bindings::generate::h34adcbd2f6d0d8fb
[INFO] [stderr]     35:     0x5a9a8060b285 - bindgen::Builder::generate::h00e4e59fd02ad781
[INFO] [stderr]     36:     0x5a9a8053fd53 - build_script_build::main::hf7e02a532c090d27
[INFO] [stderr]     37:     0x5a9a80540833 - core::ops::function::FnOnce::call_once::hd1a6729877c6f0b1
[INFO] [stderr]     38:     0x5a9a80540726 - std::sys::backtrace::__rust_begin_short_backtrace::hf57a713ceda30349
[INFO] [stderr]     39:     0x5a9a80540709 - std::rt::lang_start::{{closure}}::h3c637fa5ae68587a
[INFO] [stderr]     40:     0x5a9a809c30a0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9095abc9db71b07e
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     41:     0x5a9a809c30a0 - std::panicking::catch_unwind::do_call::h6cf5dc461761418c
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     42:     0x5a9a809c30a0 - std::panicking::catch_unwind::h60074fd2327f40bd
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     43:     0x5a9a809c30a0 - std::panic::catch_unwind::heb14fa8e39d051cf
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]     44:     0x5a9a809c30a0 - std::rt::lang_start_internal::{{closure}}::hfb550bec36306a19
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:175:24
[INFO] [stderr]     45:     0x5a9a809c30a0 - std::panicking::catch_unwind::do_call::hc805f36f35b6d647
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40
[INFO] [stderr]     46:     0x5a9a809c30a0 - std::panicking::catch_unwind::hb8d32f0195463ad2
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19
[INFO] [stderr]     47:     0x5a9a809c30a0 - std::panic::catch_unwind::hcebe3b1d5adfc5a2
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14
[INFO] [stderr]     48:     0x5a9a809c30a0 - std::rt::lang_start_internal::h27f55ed238aa26df
[INFO] [stderr]                                  at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:171:5
[INFO] [stderr]     49:     0x5a9a805406f1 - std::rt::lang_start::ha8e32e4ec2f9bf2e
[INFO] [stderr]     50:     0x5a9a80541e55 - main
[INFO] [stderr]     51:     0x7e47a7d311ca - <unknown>
[INFO] [stderr]     52:     0x7e47a7d3128b - __libc_start_main
[INFO] [stderr]     53:     0x5a9a8053fb25 - _start
[INFO] [stderr]     54:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "1b354eaf0de98a6a7cf2925023e8439e95222ea04bf76f1d538a9e649817dd72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b354eaf0de98a6a7cf2925023e8439e95222ea04bf76f1d538a9e649817dd72", kill_on_drop: false }`
[INFO] [stdout] 1b354eaf0de98a6a7cf2925023e8439e95222ea04bf76f1d538a9e649817dd72