[INFO] fetching crate ink-backdoor 0.0.2...
[INFO] checking ink-backdoor-0.0.2 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate ink-backdoor 0.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate ink-backdoor 0.0.2 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ink-backdoor 0.0.2
[INFO] finished tweaking crates.io crate ink-backdoor 0.0.2
[INFO] tweaked toml for crates.io crate ink-backdoor 0.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate ink-backdoor 0.0.2 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af7e8cd09ab960eca94493d25175787f8b20becec6272dbbb6a3fb5e710e669
[INFO] running `Command { std: "docker" "start" "-a" "2af7e8cd09ab960eca94493d25175787f8b20becec6272dbbb6a3fb5e710e669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af7e8cd09ab960eca94493d25175787f8b20becec6272dbbb6a3fb5e710e669", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af7e8cd09ab960eca94493d25175787f8b20becec6272dbbb6a3fb5e710e669", kill_on_drop: false }`
[INFO] [stdout] 2af7e8cd09ab960eca94493d25175787f8b20becec6272dbbb6a3fb5e710e669
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 106755503e6ccaf420fca4e495155c2a85875e2855b9ef67a41ce1229f4a4a6e
[INFO] running `Command { std: "docker" "start" "-a" "106755503e6ccaf420fca4e495155c2a85875e2855b9ef67a41ce1229f4a4a6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling ink-backdoor v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> build.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> build.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> build.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `ink-backdoor v0.0.2 (/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/ink-backdoor-c2218682ea220cdb/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at build.rs:10:10:
[INFO] [stderr]   failed to execute process): Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6395119c8c5a - std::backtrace_rs::backtrace::libunwind::trace::h1a1e572723065690
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x6395119c8c5a - std::backtrace_rs::backtrace::trace_unsynchronized::h1276564cb74b63a1
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x6395119c8c5a - std::sys::backtrace::_print_fmt::h84871980db6e0e53
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x6395119c8c5a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4088fd32dca526b7
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x6395119e8c2b - core::fmt::rt::Argument::fmt::h56a71fe22ed738aa
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x6395119e8c2b - core::fmt::write::h194fcda28a99c511
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x6395119c61d3 - std::io::Write::write_fmt::h6dcab05f9fb3320d
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x6395119c8aa2 - std::sys::backtrace::BacktraceLock::print::h587b834c61bc676c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x6395119c9d67 - std::panicking::default_hook::{{closure}}::h1647900569bd226e
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x6395119c9b96 - std::panicking::default_hook::h465fda42c5bc2837
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x6395119ca367 - std::panicking::rust_panic_with_hook::hc56ab325220cbe2c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x6395119ca207 - std::panicking::begin_panic_handler::{{closure}}::h316d6705fe04cd83
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:674:13
[INFO] [stderr]     12:     0x6395119c9139 - std::sys::backtrace::__rust_end_short_backtrace::h8a1797ffc3892a9a
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x6395119c9e94 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x6395119e7e93 - core::panicking::panic_fmt::h80cb49115195fc7a
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x6395119e8206 - core::result::unwrap_failed::h1b3a938ce3a2cd97
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/result.rs:1689:5
[INFO] [stderr]     16:     0x6395119a305e - core::result::Result<T,E>::expect::h4bc09e390c803e32
[INFO] [stderr]     17:     0x6395119a4bc1 - build_script_build::main::hf89800adca3173d5
[INFO] [stderr]     18:     0x6395119a2213 - core::ops::function::FnOnce::call_once::he155e3afae681dd7
[INFO] [stderr]     19:     0x6395119a1db6 - std::sys::backtrace::__rust_begin_short_backtrace::hbc72b7af450283f7
[INFO] [stderr]     20:     0x6395119a1ce9 - std::rt::lang_start::{{closure}}::hdc8964abb7cae1fc
[INFO] [stderr]     21:     0x6395119c3300 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf344da535fe78f77
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x6395119c3300 - std::panicking::try::do_call::h2fbf0504fe70cb61
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:557:40
[INFO] [stderr]     23:     0x6395119c3300 - std::panicking::try::h5063802c35bb4ab7
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:520:19
[INFO] [stderr]     24:     0x6395119c3300 - std::panic::catch_unwind::h0b208b69c0a4c4fc
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panic.rs:348:14
[INFO] [stderr]     25:     0x6395119c3300 - std::rt::lang_start_internal::{{closure}}::ha9b70365f04a863f
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/rt.rs:143:48
[INFO] [stderr]     26:     0x6395119c3300 - std::panicking::try::do_call::h0081cede6293561d
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:557:40
[INFO] [stderr]     27:     0x6395119c3300 - std::panicking::try::h5d6b53913d4208f1
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:520:19
[INFO] [stderr]     28:     0x6395119c3300 - std::panic::catch_unwind::h02006366d4ca7362
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panic.rs:348:14
[INFO] [stderr]     29:     0x6395119c3300 - std::rt::lang_start_internal::hbb04572074a32f7c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/rt.rs:143:20
[INFO] [stderr]     30:     0x6395119a1cc7 - std::rt::lang_start::hbd3996cfb0444f65
[INFO] [stderr]     31:     0x6395119a4de5 - main
[INFO] [stderr]     32:     0x799891213d90 - <unknown>
[INFO] [stderr]     33:     0x799891213e40 - __libc_start_main
[INFO] [stderr]     34:     0x6395119a0f25 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "106755503e6ccaf420fca4e495155c2a85875e2855b9ef67a41ce1229f4a4a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "106755503e6ccaf420fca4e495155c2a85875e2855b9ef67a41ce1229f4a4a6e", kill_on_drop: false }`
[INFO] [stdout] 106755503e6ccaf420fca4e495155c2a85875e2855b9ef67a41ce1229f4a4a6e
