[INFO] cloning repository https://github.com/Adi-df/complex-numworks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adi-df/complex-numworks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Fcomplex-numworks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Fcomplex-numworks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2635752c8f919ce2a526c991dafbb634a6d77d7a
[INFO] checking Adi-df/complex-numworks against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdi-df%2Fcomplex-numworks" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Adi-df/complex-numworks
[INFO] finished tweaking git repo https://github.com/Adi-df/complex-numworks
[INFO] tweaked toml for git repo https://github.com/Adi-df/complex-numworks written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Adi-df/complex-numworks on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Adi-df/complex-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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cde7523c09263e08a8a1a11af8e47b15ea9ee669ff2530e8aefcc0eb78b99c60
[INFO] running `Command { std: "docker" "start" "-a" "cde7523c09263e08a8a1a11af8e47b15ea9ee669ff2530e8aefcc0eb78b99c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cde7523c09263e08a8a1a11af8e47b15ea9ee669ff2530e8aefcc0eb78b99c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde7523c09263e08a8a1a11af8e47b15ea9ee669ff2530e8aefcc0eb78b99c60", kill_on_drop: false }`
[INFO] [stdout] cde7523c09263e08a8a1a11af8e47b15ea9ee669ff2530e8aefcc0eb78b99c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a63066d7df4670787fe066813de1aa161dc6340bc774ab666893811ec5f1f160
[INFO] running `Command { std: "docker" "start" "-a" "a63066d7df4670787fe066813de1aa161dc6340bc774ab666893811ec5f1f160", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling complex-numworks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr] error: failed to run custom build command for `complex-numworks 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/complex-numworks-4a4500557da70244/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' (123) panicked at build.rs:16:10:
[INFO] [stderr]   Failure to launch process: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5ef2c0eaaf4a - std[d6797bd5c5b87734]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5ef2c0eaaf4a - std[d6797bd5c5b87734]::backtrace_rs::backtrace::trace_unsynchronized::<std[d6797bd5c5b87734]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5ef2c0eaaf4a - std[d6797bd5c5b87734]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5ef2c0eaaf4a - <<std[d6797bd5c5b87734]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[41b2f257aac66749]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5ef2c0ebc02a - <core[41b2f257aac66749]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5ef2c0ebc02a - core[41b2f257aac66749]::fmt::write
[INFO] [stderr]      6:     0x5ef2c0eaf252 - std[d6797bd5c5b87734]::io::default_write_fmt::<std[d6797bd5c5b87734]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5ef2c0eaf252 - <std[d6797bd5c5b87734]::sys::stdio::unix::Stderr as std[d6797bd5c5b87734]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x5ef2c0e90aff - <std[d6797bd5c5b87734]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5ef2c0e90aff - std[d6797bd5c5b87734]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5ef2c0ea6c01 - std[d6797bd5c5b87734]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5ef2c0ea6dbb - std[d6797bd5c5b87734]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5ef2c0e90bb8 - std[d6797bd5c5b87734]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5ef2c0e88789 - std[d6797bd5c5b87734]::sys::backtrace::__rust_end_short_backtrace::<std[d6797bd5c5b87734]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5ef2c0e9141d - __rustc[54dc6978d45d35b1]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5ef2c0ebc69c - core[41b2f257aac66749]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5ef2c0ebc472 - core[41b2f257aac66749]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5ef2c0e77cb2 - <core[41b2f257aac66749]::result::Result<std[d6797bd5c5b87734]::process::Output, std[d6797bd5c5b87734]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x5ef2c0e77b4c - build_script_build[f113eee56de72a87]::main
[INFO] [stderr]     19:     0x5ef2c0e79dd3 - <fn() as core[41b2f257aac66749]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x5ef2c0e77626 - std[d6797bd5c5b87734]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x5ef2c0e77a39 - std[d6797bd5c5b87734]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x5ef2c0ea5f86 - <&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync as core[41b2f257aac66749]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panicking::catch_unwind::do_call::<&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panicking::catch_unwind::<i32, &dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panic::catch_unwind::<&dyn core[41b2f257aac66749]::ops::function::Fn<(), Output = i32> + core[41b2f257aac66749]::panic::unwind_safe::RefUnwindSafe + core[41b2f257aac66749]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panicking::catch_unwind::do_call::<std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panicking::catch_unwind::<isize, std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::panic::catch_unwind::<std[d6797bd5c5b87734]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x5ef2c0ea5f86 - std[d6797bd5c5b87734]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/f8463896a9b36a04899c013bd8825a7fd29dd7a4/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x5ef2c0e77611 - std[d6797bd5c5b87734]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x5ef2c0e7a105 - main
[INFO] [stderr]     33:     0x7601e90981ca - <unknown>
[INFO] [stderr]     34:     0x7601e909828b - __libc_start_main
[INFO] [stderr]     35:     0x5ef2c0e76465 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a63066d7df4670787fe066813de1aa161dc6340bc774ab666893811ec5f1f160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a63066d7df4670787fe066813de1aa161dc6340bc774ab666893811ec5f1f160", kill_on_drop: false }`
[INFO] [stdout] a63066d7df4670787fe066813de1aa161dc6340bc774ab666893811ec5f1f160
