[INFO] cloning repository https://github.com/knightmar/rust_sample_numworks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/knightmar/rust_sample_numworks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightmar%2Frust_sample_numworks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightmar%2Frust_sample_numworks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55cd828eed8b69fc2fc8ab2733854ed489c60206
[INFO] checking knightmar/rust_sample_numworks against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fknightmar%2Frust_sample_numworks" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/knightmar/rust_sample_numworks
[INFO] finished tweaking git repo https://github.com/knightmar/rust_sample_numworks
[INFO] tweaked toml for git repo https://github.com/knightmar/rust_sample_numworks written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/knightmar/rust_sample_numworks on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/knightmar/rust_sample_numworks 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70a13d5d6cf7c7dfcca77b012fada3eaf1a923a8544ef95ee31e99e1e367451d
[INFO] running `Command { std: "docker" "start" "-a" "70a13d5d6cf7c7dfcca77b012fada3eaf1a923a8544ef95ee31e99e1e367451d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70a13d5d6cf7c7dfcca77b012fada3eaf1a923a8544ef95ee31e99e1e367451d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a13d5d6cf7c7dfcca77b012fada3eaf1a923a8544ef95ee31e99e1e367451d", kill_on_drop: false }`
[INFO] [stdout] 70a13d5d6cf7c7dfcca77b012fada3eaf1a923a8544ef95ee31e99e1e367451d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1063908ad17eec43d1e8cf8e4759f3afcbe7bfc42c8b67db0e0004482f371de
[INFO] running `Command { std: "docker" "start" "-a" "f1063908ad17eec43d1e8cf8e4759f3afcbe7bfc42c8b67db0e0004482f371de", kill_on_drop: false }`
[INFO] [stderr]    Compiling epsilon-sample-app v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `epsilon-sample-app v0.1.0 (/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/epsilon-sample-app-9ea1156cd831f1e6/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=src/icon.png
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (61) panicked at build.rs:8:19:
[INFO] [stderr]   Failure to launch process: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x60d5a2a39a42 - std::backtrace_rs::backtrace::libunwind::trace::h105f921882c12e03
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x60d5a2a39a42 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8b40918ba88bae2
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x60d5a2a39a42 - std::sys::backtrace::_print_fmt::h61144b3593b669a6
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x60d5a2a39a42 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha7f14f4d725d0e1f
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x60d5a2a5883f - core::fmt::rt::Argument::fmt::h291cffbfb6f5f437
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x60d5a2a5883f - core::fmt::write::h613c8eb2432c6a8e
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x60d5a2a2b4b3 - std::io::default_write_fmt::h1b19b0ce9c092acc
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x60d5a2a2b4b3 - std::io::Write::write_fmt::ha60efb35d66e9b8c
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x60d5a2a39d12 - std::sys::backtrace::BacktraceLock::print::hb1963680433203b9
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x60d5a2a28ccc - std::panicking::default_hook::{{closure}}::h12644fad1f9f9c3f
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x60d5a2a28b06 - std::panicking::default_hook::h92d7423bfb093343
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x60d5a2a2868c - std::panicking::panic_with_hook::hfd863520fce8e281
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x60d5a2a39dca - std::panicking::panic_handler::{{closure}}::h75bad88e9628e7c4
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x60d5a2a39d29 - std::sys::backtrace::__rust_end_short_backtrace::hba2ee9743eb3598b
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x60d5a2a285ed - __rustc[d20f6e1e05d5ea87]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x60d5a2a5a900 - core::panicking::panic_fmt::h291b19446b355b1a
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x60d5a2a5b1c6 - core::result::unwrap_failed::he6619352ef31eefc
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/result.rs:1852:5
[INFO] [stderr]     17:     0x60d5a2a10792 - core::result::Result<T,E>::expect::h8b1b17e3a45095f8
[INFO] [stderr]     18:     0x60d5a2a10626 - build_script_build::main::hde7a1b1cb61a1b87
[INFO] [stderr]     19:     0x60d5a2a115c3 - core::ops::function::FnOnce::call_once::hd209f43270e7d21e
[INFO] [stderr]     20:     0x60d5a2a101b6 - std::sys::backtrace::__rust_begin_short_backtrace::h5081ac69ab1fb852
[INFO] [stderr]     21:     0x60d5a2a10d99 - std::rt::lang_start::{{closure}}::h9d8c6fd751c310c2
[INFO] [stderr]     22:     0x60d5a2a3a570 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd30f70589ce52217
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     23:     0x60d5a2a3a570 - std::panicking::catch_unwind::do_call::h229a800b64964a72
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x60d5a2a3a570 - std::panicking::catch_unwind::hf5b1c782bbaa8c87
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x60d5a2a3a570 - std::panic::catch_unwind::h44fb21a21f79e7af
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x60d5a2a3a570 - std::rt::lang_start_internal::{{closure}}::h3d19e32b9588f707
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x60d5a2a3a570 - std::panicking::catch_unwind::do_call::hf0c858106eb39fbd
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x60d5a2a3a570 - std::panicking::catch_unwind::h92692cc8e925ec21
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x60d5a2a3a570 - std::panic::catch_unwind::h4f023f48f37702a5
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x60d5a2a3a570 - std::rt::lang_start_internal::h80fdaffb9834036d
[INFO] [stderr]                                  at /rustc/a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x60d5a2a10d81 - std::rt::lang_start::h9f08e5852ffae5c4
[INFO] [stderr]     32:     0x60d5a2a12c45 - main
[INFO] [stderr]     33:     0x7ca2f1dd21ca - <unknown>
[INFO] [stderr]     34:     0x7ca2f1dd228b - __libc_start_main
[INFO] [stderr]     35:     0x60d5a2a0ea75 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "f1063908ad17eec43d1e8cf8e4759f3afcbe7bfc42c8b67db0e0004482f371de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1063908ad17eec43d1e8cf8e4759f3afcbe7bfc42c8b67db0e0004482f371de", kill_on_drop: false }`
[INFO] [stdout] f1063908ad17eec43d1e8cf8e4759f3afcbe7bfc42c8b67db0e0004482f371de