[INFO] fetching crate janet-ll 0.4.1...
[INFO] testing janet-ll-0.4.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate janet-ll 0.4.1 into /workspace/builds/worker-6-tc1/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-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate janet-ll 0.4.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b823bb4c00684c3958ff98948d1122e4069dcb32cee3e64a519f0850bbe5c63
[INFO] running `Command { std: "docker" "start" "-a" "9b823bb4c00684c3958ff98948d1122e4069dcb32cee3e64a519f0850bbe5c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b823bb4c00684c3958ff98948d1122e4069dcb32cee3e64a519f0850bbe5c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b823bb4c00684c3958ff98948d1122e4069dcb32cee3e64a519f0850bbe5c63", kill_on_drop: false }`
[INFO] [stdout] 9b823bb4c00684c3958ff98948d1122e4069dcb32cee3e64a519f0850bbe5c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81a03666760d042cc9dd929af3aa474e50185e4b4f29a759071cd04824855a38
[INFO] running `Command { std: "docker" "start" "-a" "81a03666760d042cc9dd929af3aa474e50185e4b4f29a759071cd04824855a38", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[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 atty v0.2.14
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling backtrace v0.3.75
[INFO] [stderr]    Compiling env_logger v0.6.2
[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-4d15498fae55dd28/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (660) 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:     0x5ded443c1f52 - std::backtrace_rs::backtrace::libunwind::trace::h7cddb8376417e7cc
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5ded443c1f52 - std::backtrace_rs::backtrace::trace_unsynchronized::hb4e41acf4b349ff1
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5ded443c1f52 - std::sys::backtrace::_print_fmt::h1222b80910ba6eb5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5ded443c1f52 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5bb8a979ba5db788
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5ded443d2faf - core::fmt::rt::Argument::fmt::h2ee2c138a50a7796
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5ded443d2faf - core::fmt::write::h1e0dbf07fe3990bd
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5ded44394b83 - std::io::default_write_fmt::hb0810a37865e52a5
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5ded44394b83 - std::io::Write::write_fmt::h12c8908aaac7ca22
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5ded4439f5d2 - std::sys::backtrace::BacktraceLock::print::h788d486777205086
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5ded443a20bf - std::panicking::default_hook::{{closure}}::ha7bdfeb5949fc0fa
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5ded443a1f19 - std::panicking::default_hook::h6dad75ec721846f4
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5ded443a2695 - std::panicking::panic_with_hook::hba00e869ada17676
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5ded443a252a - std::panicking::panic_handler::{{closure}}::h3d21149c258e5ceb
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5ded4439f709 - std::sys::backtrace::__rust_end_short_backtrace::h4f5d9b9dfb3e6ec1
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5ded44388d5d - __rustc[9a7a9f9af7564de1]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5ded443dd130 - core::panicking::panic_fmt::h78e817a90331d98b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x5ded4428304f - proc_macro2::fallback::validate_ident::h67a3eccad8cfb22b
[INFO] [stderr]     17:     0x5ded44285771 - proc_macro2::fallback::Ident::_new::h61cadc167f7f725d
[INFO] [stderr]     18:     0x5ded4428572f - proc_macro2::fallback::Ident::new::h818f47192dc91dde
[INFO] [stderr]     19:     0x5ded4427bd88 - proc_macro2::Ident::new::h61b60e0349feacb1
[INFO] [stderr]     20:     0x5ded43fece05 - bindgen::ir::context::BindgenContext::rust_ident_raw::h95431d0d8715d37b
[INFO] [stderr]     21:     0x5ded43feacf0 - bindgen::ir::context::BindgenContext::rust_ident::h305eba4b9b31616f
[INFO] [stderr]     22:     0x5ded43f379cf - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::he0229823d7a497ba
[INFO] [stderr]     23:     0x5ded43f66715 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hb87d44bac6ee3b37
[INFO] [stderr]     24:     0x5ded43fb4275 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h7ff187e25036c6fa
[INFO] [stderr]     25:     0x5ded43f3fc21 - <bindgen::ir::comp::CompInfo as bindgen::codegen::CodeGenerator>::codegen::he0229823d7a497ba
[INFO] [stderr]     26:     0x5ded43f66715 - <bindgen::ir::ty::Type as bindgen::codegen::CodeGenerator>::codegen::hb87d44bac6ee3b37
[INFO] [stderr]     27:     0x5ded43fb4275 - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h7ff187e25036c6fa
[INFO] [stderr]     28:     0x5ded44030d05 - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::{{closure}}::h683bef1032b80d79
[INFO] [stderr]     29:     0x5ded4401236d - <bindgen::ir::module::Module as bindgen::codegen::CodeGenerator>::codegen::h1a95ddab95488669
[INFO] [stderr]     30:     0x5ded43fb424d - <bindgen::ir::item::Item as bindgen::codegen::CodeGenerator>::codegen::h7ff187e25036c6fa
[INFO] [stderr]     31:     0x5ded4403d22f - bindgen::codegen::codegen::{{closure}}::h0e9b30e48425c50f
[INFO] [stderr]     32:     0x5ded43ff8328 - bindgen::ir::context::BindgenContext::gen::h938bae65a986ccd4
[INFO] [stderr]     33:     0x5ded4403c99d - bindgen::codegen::codegen::h3a6c3d044a15cfe6
[INFO] [stderr]     34:     0x5ded43f28e45 - bindgen::Bindings::generate::hc15ca5aabb1ba129
[INFO] [stderr]     35:     0x5ded43f26071 - bindgen::Builder::generate::hedc5cee1b8f1a986
[INFO] [stderr]     36:     0x5ded43f055d3 - build_script_build::main::h34d729d2a38b5e22
[INFO] [stderr]     37:     0x5ded43f06063 - core::ops::function::FnOnce::call_once::h5d7005665298d9b3
[INFO] [stderr]     38:     0x5ded43f05f96 - std::sys::backtrace::__rust_begin_short_backtrace::h423804d461e3955c
[INFO] [stderr]     39:     0x5ded43f05f79 - std::rt::lang_start::{{closure}}::h9f24defbe8970982
[INFO] [stderr]     40:     0x5ded44396570 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h1dc0a50e6295ec78
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     41:     0x5ded44396570 - std::panicking::catch_unwind::do_call::h209f742e9999044e
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     42:     0x5ded44396570 - std::panicking::catch_unwind::h508c6e2aa6d72749
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     43:     0x5ded44396570 - std::panic::catch_unwind::hebcbb24aa9914693
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     44:     0x5ded44396570 - std::rt::lang_start_internal::{{closure}}::h703cbe32967ef209
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:175:24
[INFO] [stderr]     45:     0x5ded44396570 - std::panicking::catch_unwind::do_call::hf50f2a30bce4e10b
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:590:40
[INFO] [stderr]     46:     0x5ded44396570 - std::panicking::catch_unwind::hac448d7e3b12daa3
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panicking.rs:553:19
[INFO] [stderr]     47:     0x5ded44396570 - std::panic::catch_unwind::ha9d74a13d77f299c
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/panic.rs:359:14
[INFO] [stderr]     48:     0x5ded44396570 - std::rt::lang_start_internal::ha26d244788d1956d
[INFO] [stderr]                                  at /rustc/cdb45c87e2cd43495379f7e867e3cc15dcee9f93/library/std/src/rt.rs:171:5
[INFO] [stderr]     49:     0x5ded43f05f61 - std::rt::lang_start::h6539e77503ece087
[INFO] [stderr]     50:     0x5ded43f07775 - main
[INFO] [stderr]     51:     0x766b6d6b01ca - <unknown>
[INFO] [stderr]     52:     0x766b6d6b028b - __libc_start_main
[INFO] [stderr]     53:     0x5ded43f052a5 - _start
[INFO] [stderr]     54:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "81a03666760d042cc9dd929af3aa474e50185e4b4f29a759071cd04824855a38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a03666760d042cc9dd929af3aa474e50185e4b4f29a759071cd04824855a38", kill_on_drop: false }`
[INFO] [stdout] 81a03666760d042cc9dd929af3aa474e50185e4b4f29a759071cd04824855a38