[INFO] fetching crate cargo-cats 0.1.13... [INFO] checking cargo-cats-0.1.13 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate cargo-cats 0.1.13 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate cargo-cats 0.1.13 [INFO] finished tweaking crates.io crate cargo-cats 0.1.13 [INFO] tweaked toml for crates.io crate cargo-cats 0.1.13 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cargo-cats 0.1.13 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cargo-cats 0.1.13 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 665c5823060aa3ff830fe7f3d2f1392acc8310e738568aa94e470b04e061a98d [INFO] running `Command { std: "docker" "start" "-a" "665c5823060aa3ff830fe7f3d2f1392acc8310e738568aa94e470b04e061a98d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "665c5823060aa3ff830fe7f3d2f1392acc8310e738568aa94e470b04e061a98d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "665c5823060aa3ff830fe7f3d2f1392acc8310e738568aa94e470b04e061a98d", kill_on_drop: false }` [INFO] [stdout] 665c5823060aa3ff830fe7f3d2f1392acc8310e738568aa94e470b04e061a98d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f1c579e81e7a9124875786f95bfae5183d4e734f99f6f484fdc8a5750e1c3d8 [INFO] running `Command { std: "docker" "start" "-a" "3f1c579e81e7a9124875786f95bfae5183d4e734f99f6f484fdc8a5750e1c3d8", kill_on_drop: false }` [INFO] [stderr] Compiling cargo-cats v0.1.13 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `cargo-cats v0.1.13 (/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/cargo-cats-a6a8fc8f9ed54311/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' panicked at build.rs:18:9: [INFO] [stderr] Unexpected value for rustc toolchain [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55dfd506cae2 - std::backtrace_rs::backtrace::libunwind::trace::h360bb75e22de2778 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x55dfd506cae2 - std::backtrace_rs::backtrace::trace_unsynchronized::hfdde2f704faeffd5 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x55dfd506cae2 - std::sys::backtrace::_print_fmt::h417d2e15f697175b [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x55dfd506cae2 - ::fmt::h6da87f843d594e5f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x55dfd508bfe3 - core::fmt::rt::Argument::fmt::h93dad83eea6b1735 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x55dfd508bfe3 - core::fmt::write::hfc80a741b320fdf6 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/fmt/mod.rs:1465:25 [INFO] [stderr] 6: 0x55dfd506a273 - std::io::default_write_fmt::h4f50706d79e0ad9c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x55dfd506a273 - std::io::Write::write_fmt::h4ea6a86049496d1c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x55dfd506c932 - std::sys::backtrace::BacktraceLock::print::h1cbd12f8d7a3dd2a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x55dfd506d9a6 - std::panicking::default_hook::{{closure}}::h05e45c6f75ebd415 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x55dfd506d7a9 - std::panicking::default_hook::h282f20b2a278c2b0 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x55dfd506e272 - std::panicking::rust_panic_with_hook::h36eb92d284238d72 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:833:13 [INFO] [stderr] 12: 0x55dfd506e0d6 - std::panicking::begin_panic_handler::{{closure}}::h880cd2442ca41755 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:699:13 [INFO] [stderr] 13: 0x55dfd506cfd9 - std::sys::backtrace::__rust_end_short_backtrace::hea32aba5814406f8 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 14: 0x55dfd506dd9d - __rustc[e8bfc998c4eccd70]::rust_begin_unwind [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:697:5 [INFO] [stderr] 15: 0x55dfd508b2d0 - core::panicking::panic_fmt::h507f02bb0d23e89f [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/panicking.rs:75:14 [INFO] [stderr] 16: 0x55dfd5046f32 - build_script_build::main::h2eeaf01fe5b807b3 [INFO] [stderr] 17: 0x55dfd5043ee3 - core::ops::function::FnOnce::call_once::h907d733ab605b125 [INFO] [stderr] 18: 0x55dfd5043c56 - std::sys::backtrace::__rust_begin_short_backtrace::h0770af72fa20f3d1 [INFO] [stderr] 19: 0x55dfd5043ac9 - std::rt::lang_start::{{closure}}::hab58a44ec5f71fdf [INFO] [stderr] 20: 0x55dfd5066ef0 - core::ops::function::impls:: for &F>::call_once::h6a0310293008eb2d [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/ops/function.rs:284:21 [INFO] [stderr] 21: 0x55dfd5066ef0 - std::panicking::catch_unwind::do_call::h296e94a1c4e3d78c [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 22: 0x55dfd5066ef0 - std::panicking::catch_unwind::hcc60b8b41a431974 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 23: 0x55dfd5066ef0 - std::panic::catch_unwind::hfde220fef6750e01 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x55dfd5066ef0 - std::rt::lang_start_internal::{{closure}}::h8a2acae78735c9ef [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x55dfd5066ef0 - std::panicking::catch_unwind::do_call::hd03928f4e997613a [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 26: 0x55dfd5066ef0 - std::panicking::catch_unwind::hf7cbafaef6e89ea3 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 27: 0x55dfd5066ef0 - std::panic::catch_unwind::hf1ae9b7d8b7c2036 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x55dfd5066ef0 - std::rt::lang_start_internal::h1c97a48421de4504 [INFO] [stderr] at /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x55dfd5043ab1 - std::rt::lang_start::hb58d7511176e1481 [INFO] [stderr] 30: 0x55dfd5046f95 - main [INFO] [stderr] 31: 0x7c0f540c91ca - [INFO] [stderr] 32: 0x7c0f540c928b - __libc_start_main [INFO] [stderr] 33: 0x55dfd5042c75 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3f1c579e81e7a9124875786f95bfae5183d4e734f99f6f484fdc8a5750e1c3d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f1c579e81e7a9124875786f95bfae5183d4e734f99f6f484fdc8a5750e1c3d8", kill_on_drop: false }` [INFO] [stdout] 3f1c579e81e7a9124875786f95bfae5183d4e734f99f6f484fdc8a5750e1c3d8