[INFO] cloning repository https://github.com/TaKO8Ki/rust-base64
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TaKO8Ki/rust-base64" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaKO8Ki%2Frust-base64", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaKO8Ki%2Frust-base64'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef0c57e749d8bf9dac185a4c5067fd0a75109798
[INFO] documenting TaKO8Ki/rust-base64 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTaKO8Ki%2Frust-base64" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TaKO8Ki/rust-base64 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TaKO8Ki/rust-base64
[INFO] finished tweaking git repo https://github.com/TaKO8Ki/rust-base64
[INFO] tweaked toml for git repo https://github.com/TaKO8Ki/rust-base64 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TaKO8Ki/rust-base64 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded magnus-macros v0.3.0
[INFO] [stderr]   Downloaded magnus v0.4.4
[INFO] [stderr]   Downloaded rb-sys-build v0.9.54
[INFO] [stderr]   Downloaded rb-allocator v0.9.6
[INFO] [stderr]   Downloaded rb-sys v0.9.54
[INFO] [stderr]   Downloaded rb-sys-env v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3680d590d442a646a9dcc811db44d5001d8691eaaa8f84cc284670d31d1173de
[INFO] running `Command { std: "docker" "start" "-a" "3680d590d442a646a9dcc811db44d5001d8691eaaa8f84cc284670d31d1173de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3680d590d442a646a9dcc811db44d5001d8691eaaa8f84cc284670d31d1173de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3680d590d442a646a9dcc811db44d5001d8691eaaa8f84cc284670d31d1173de", kill_on_drop: false }`
[INFO] [stdout] 3680d590d442a646a9dcc811db44d5001d8691eaaa8f84cc284670d31d1173de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7483446ded7e5dc4b9838dd1a7867f969f971a987e2a6daaf30fa1c5a239154
[INFO] running `Command { std: "docker" "start" "-a" "d7483446ded7e5dc4b9838dd1a7867f969f971a987e2a6daaf30fa1c5a239154", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling bindgen v0.60.1
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling shell-words v1.1.0
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling rb-sys-env v0.1.1
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]    Compiling magnus v0.4.4
[INFO] [stderr]    Compiling clang-sys v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[INFO] [stderr]    Compiling nom v7.1.2
[INFO] [stderr]    Compiling regex v1.7.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling magnus-macros v0.3.0
[INFO] [stderr]    Compiling rb-sys-build v0.9.54
[INFO] [stderr]    Compiling rb-sys v0.9.54
[INFO] [stderr] error: failed to run custom build command for `rb-sys v0.9.54`
[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/rb-sys-2250dc908b27abcc/build-script-main` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=RUBY
[INFO] [stderr]   cargo:rerun-if-env-changed=RUBY_ROOT
[INFO] [stderr]   cargo:rerun-if-env-changed=RUBY_VERSION
[INFO] [stderr]   cargo:rerun-if-env-changed=RUBY
[INFO] [stderr]   cargo:rerun-if-changed=wrapper.h
[INFO] [stderr]   cargo:rerun-if-changed=build/features.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/version.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/main.rs
[INFO] [stderr]   cargo:rerun-if-changed=build/ruby_macros.rs
[INFO] [stderr]   cargo:rerun-if-env-changed=RUBY_STATIC
[INFO] [stderr]   cargo:rerun-if-env-changed=RBCONFIG_ENABLE_SHARED
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rb-sys-build-0.9.54/src/bindings.rs:78:9:
[INFO] [stderr]   rustfmt is required to generate bindings
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5600e5175dcc - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stderr]      1:     0x5600e5175dcc - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5600e5175dcc - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5600e5175dcc - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x5600e51a18f0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stderr]      5:     0x5600e51a18f0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stderr]      6:     0x5600e51734df - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stderr]      7:     0x5600e5175bb4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x5600e5175bb4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x5600e51771b7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stderr]     10:     0x5600e5176f1f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stderr]     11:     0x5600e5177638 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stderr]     12:     0x5600e517751e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stderr]     13:     0x5600e5176296 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stderr]     14:     0x5600e5177282 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stderr]     15:     0x5600e4d33495 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stderr]     16:     0x5600e4d43805 - core::panicking::panic_display::hbd2e159a1e8b10f5
[INFO] [stderr]     17:     0x5600e4d467a2 - rb_sys_build::bindings::ensure_rustfmt_available::h80d9847449631635
[INFO] [stderr]     18:     0x5600e4d45a37 - rb_sys_build::bindings::generate::h60e686cd5270a7c7
[INFO] [stderr]     19:     0x5600e4d373c3 - build_script_main::main::h7d693a0ce33f4a03
[INFO] [stderr]     20:     0x5600e4d35083 - core::ops::function::FnOnce::call_once::hbda03254fb0588dc
[INFO] [stderr]     21:     0x5600e4d34626 - std::sys_common::backtrace::__rust_begin_short_backtrace::h43a8d8e850f4f505
[INFO] [stderr]     22:     0x5600e4d34739 - std::rt::lang_start::{{closure}}::h34daf62261107b8a
[INFO] [stderr]     23:     0x5600e516f0e7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd95060ecd5e1ca24
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x5600e516f0e7 - std::panicking::try::do_call::h6e8cf51db32a6e4b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     25:     0x5600e516f0e7 - std::panicking::try::h3a52eefe24fe3c29
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     26:     0x5600e516f0e7 - std::panic::catch_unwind::h24c28c23c02c3841
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     27:     0x5600e516f0e7 - std::rt::lang_start_internal::{{closure}}::h705d3c9cbc06ef47
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:48
[INFO] [stderr]     28:     0x5600e516f0e7 - std::panicking::try::do_call::ha21f52ba13158470
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stderr]     29:     0x5600e516f0e7 - std::panicking::try::h5581346bf6aeb1f8
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stderr]     30:     0x5600e516f0e7 - std::panic::catch_unwind::h7919645a6b72e25b
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stderr]     31:     0x5600e516f0e7 - std::rt::lang_start_internal::h12de51168669836e
[INFO] [stderr]                                  at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/rt.rs:148:20
[INFO] [stderr]     32:     0x5600e4d34717 - std::rt::lang_start::h2fe821ec93f15989
[INFO] [stderr]     33:     0x5600e4d3a2c5 - main
[INFO] [stderr]     34:     0x7f464ce34d90 - <unknown>
[INFO] [stderr]     35:     0x7f464ce34e40 - __libc_start_main
[INFO] [stderr]     36:     0x5600e4d33d65 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "d7483446ded7e5dc4b9838dd1a7867f969f971a987e2a6daaf30fa1c5a239154", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7483446ded7e5dc4b9838dd1a7867f969f971a987e2a6daaf30fa1c5a239154", kill_on_drop: false }`
[INFO] [stdout] d7483446ded7e5dc4b9838dd1a7867f969f971a987e2a6daaf30fa1c5a239154
