[INFO] fetching crate cargo-cats 0.1.13... [INFO] testing cargo-cats-0.1.13 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate cargo-cats 0.1.13 into /workspace/builds/worker-7-tc1/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-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cargo-cats 0.1.13 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d87b3767d8884d9c53a1eba8b23a270d0aae28b213b6fceb9e881a06c5aa5656 [INFO] running `Command { std: "docker" "start" "-a" "d87b3767d8884d9c53a1eba8b23a270d0aae28b213b6fceb9e881a06c5aa5656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d87b3767d8884d9c53a1eba8b23a270d0aae28b213b6fceb9e881a06c5aa5656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d87b3767d8884d9c53a1eba8b23a270d0aae28b213b6fceb9e881a06c5aa5656", kill_on_drop: false }` [INFO] [stdout] d87b3767d8884d9c53a1eba8b23a270d0aae28b213b6fceb9e881a06c5aa5656 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3355c803a3ff03b111e64638fd386381187818bfaa75045cbbe3727cf008e2f2 [INFO] running `Command { std: "docker" "start" "-a" "3355c803a3ff03b111e64638fd386381187818bfaa75045cbbe3727cf008e2f2", 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' (52) panicked at build.rs:18:9: [INFO] [stderr] Unexpected value for rustc toolchain [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x620cbefda452 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x620cbefda452 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x620cbefda452 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x620cbefda452 - ::fmt::hde21067283f7e82e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x620cbefe924f - core::fmt::rt::Argument::fmt::he65307037dca33c6 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x620cbefe924f - core::fmt::write::h24186904251c31cb [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x620cbefb0bc3 - std::io::default_write_fmt::hdc5d19b6df666f61 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x620cbefb0bc3 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x620cbefba242 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x620cbefbbe8c - std::panicking::default_hook::{{closure}}::h80a26d916c49679b [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x620cbefbbce6 - std::panicking::default_hook::he2e9efee79b3dce9 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x620cbefbc465 - std::panicking::panic_with_hook::hf5648b7cec6bc73e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x620cbefbc2c6 - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:700:13 [INFO] [stderr] 13: 0x620cbefba379 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x620cbefa56fd - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x620cbefec730 - core::panicking::panic_fmt::hb5d6b83773432920 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x620cbefa18c2 - build_script_build::main::hcb99052a60026b7e [INFO] [stderr] 17: 0x620cbefa2723 - core::ops::function::FnOnce::call_once::h544f68fc7524e72b [INFO] [stderr] 18: 0x620cbefa24d6 - std::sys::backtrace::__rust_begin_short_backtrace::he8342238722883a4 [INFO] [stderr] 19: 0x620cbefa2349 - std::rt::lang_start::{{closure}}::hfc1faf50622510dc [INFO] [stderr] 20: 0x620cbefb24b0 - core::ops::function::impls:: for &F>::call_once::h8434f550918e723f [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 21: 0x620cbefb24b0 - std::panicking::catch_unwind::do_call::h7f7a838f33db43be [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stderr] 22: 0x620cbefb24b0 - std::panicking::catch_unwind::hf345702047129f6d [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stderr] 23: 0x620cbefb24b0 - std::panic::catch_unwind::h42f92c278294a3a0 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x620cbefb24b0 - std::rt::lang_start_internal::{{closure}}::ha6834eab5ce60f45 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x620cbefb24b0 - std::panicking::catch_unwind::do_call::hf4afda32c60c9e55 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stderr] 26: 0x620cbefb24b0 - std::panicking::catch_unwind::hbfda5503aab4db1e [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stderr] 27: 0x620cbefb24b0 - std::panic::catch_unwind::h1a1ed11560d244f4 [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x620cbefb24b0 - std::rt::lang_start_internal::h1f713c0146d469ad [INFO] [stderr] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x620cbefa2331 - std::rt::lang_start::h7cfcd7c18c2fac98 [INFO] [stderr] 30: 0x620cbefa5415 - main [INFO] [stderr] 31: 0x78d2448c41ca - [INFO] [stderr] 32: 0x78d2448c428b - __libc_start_main [INFO] [stderr] 33: 0x620cbefa12f5 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "3355c803a3ff03b111e64638fd386381187818bfaa75045cbbe3727cf008e2f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3355c803a3ff03b111e64638fd386381187818bfaa75045cbbe3727cf008e2f2", kill_on_drop: false }` [INFO] [stdout] 3355c803a3ff03b111e64638fd386381187818bfaa75045cbbe3727cf008e2f2