[INFO] cloning repository https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KonstantinGarbers/rust-coding-challenge-submission" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6bd6e1c7e8427c4e113297bf4844a57508df00b2 [INFO] testing KonstantinGarbers/rust-coding-challenge-submission against try#a7ee93192a766fb0dafa23def7154fc03cfcfc3e for pr-146989 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKonstantinGarbers%2Frust-coding-challenge-submission" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] finished tweaking git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission [INFO] tweaked toml for git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission on toolchain a7ee93192a766fb0dafa23def7154fc03cfcfc3e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/KonstantinGarbers/rust-coding-challenge-submission 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" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded air-sym v0.1.0 [INFO] [stderr] Downloaded air-meta v0.1.0 [INFO] [stderr] Downloaded air-macros v0.1.0 [INFO] [stderr] Downloaded air-types v0.1.0 [INFO] [stderr] Downloaded flat_vec v0.1.0 [INFO] [stderr] Downloaded tnj-air v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] da3be39b5f57a7d451889abb7d7ff39ae931291b6924734a27b678025ca4876f [INFO] running `Command { std: "docker" "start" "-a" "da3be39b5f57a7d451889abb7d7ff39ae931291b6924734a27b678025ca4876f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da3be39b5f57a7d451889abb7d7ff39ae931291b6924734a27b678025ca4876f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da3be39b5f57a7d451889abb7d7ff39ae931291b6924734a27b678025ca4876f", kill_on_drop: false }` [INFO] [stdout] da3be39b5f57a7d451889abb7d7ff39ae931291b6924734a27b678025ca4876f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+a7ee93192a766fb0dafa23def7154fc03cfcfc3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c10bc28c2a1bb464b15147e8d236ee3cbbdb31eede1eaf6fdf2ac857f4fb5744 [INFO] running `Command { std: "docker" "start" "-a" "c10bc28c2a1bb464b15147e8d236ee3cbbdb31eede1eaf6fdf2ac857f4fb5744", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling air-types v0.1.0 [INFO] [stderr] Compiling unicode-segmentation v1.11.0 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling air-macros v0.1.0 [INFO] [stderr] Compiling smol_str v0.2.2 [INFO] [stderr] Compiling flat_vec v0.1.0 [INFO] [stderr] Compiling convert_case v0.6.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling air-meta v0.1.0 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Compiling tnj-air v0.1.0 [INFO] [stderr] error: failed to run custom build command for `tnj-air v0.1.0` [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/tnj-air-e9c9072bd6128cd4/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] rustfmt failed: error: 'rustfmt' is not installed for the custom toolchain 'a7ee93192a766fb0dafa23def7154fc03cfcfc3e'. [INFO] [stderr] note: this is a custom toolchain, which cannot use `rustup component add` [INFO] [stderr] help: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py` [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] thread 'main' (214) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tnj-air-0.1.0/build.rs:30:13: [INFO] [stderr] rustfmt failed [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x64580de2f342 - std[b14e17aa63033746]::backtrace_rs::backtrace::libunwind::trace [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x64580de2f342 - std[b14e17aa63033746]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x64580de2f342 - std[b14e17aa63033746]::sys::backtrace::_print_fmt [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:74:9 [INFO] [stderr] 3: 0x64580de2f342 - <::print::DisplayBacktrace as core[7ebf52c056bd56a4]::fmt::Display>::fmt [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:44:26 [INFO] [stderr] 4: 0x64580de42ada - ::fmt [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/fmt/rt.rs:152:76 [INFO] [stderr] 5: 0x64580de42ada - core[7ebf52c056bd56a4]::fmt::write [INFO] [stderr] 6: 0x64580de34046 - std[b14e17aa63033746]::io::default_write_fmt:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x64580de34046 - ::write_fmt [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/io/mod.rs:1994:13 [INFO] [stderr] 8: 0x64580de1404f - ::print [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:47:9 [INFO] [stderr] 9: 0x64580de1404f - std[b14e17aa63033746]::panicking::default_hook::{closure#0} [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:292:27 [INFO] [stderr] 10: 0x64580de2acf1 - std[b14e17aa63033746]::panicking::default_hook [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:319:9 [INFO] [stderr] 11: 0x64580de2aeab - std[b14e17aa63033746]::panicking::panic_with_hook [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:825:13 [INFO] [stderr] 12: 0x64580de1413a - std[b14e17aa63033746]::panicking::panic_handler::{closure#0} [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:691:13 [INFO] [stderr] 13: 0x64580de0bcc9 - std[b14e17aa63033746]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/sys/backtrace.rs:182:18 [INFO] [stderr] 14: 0x64580de149ad - __rustc[f8abce35e9738d16]::rust_begin_unwind [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:689:5 [INFO] [stderr] 15: 0x64580de431ac - core[7ebf52c056bd56a4]::panicking::panic_fmt [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x64580ddde193 - build_script_build[861f041ca70343c6]::main [INFO] [stderr] 17: 0x64580dde0693 - >::call_once [INFO] [stderr] 18: 0x64580dddd6e6 - std[b14e17aa63033746]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] 19: 0x64580ddddaf9 - std[b14e17aa63033746]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] 20: 0x64580de29f46 - <&dyn core[7ebf52c056bd56a4]::ops::function::Fn<(), Output = i32> + core[7ebf52c056bd56a4]::panic::unwind_safe::RefUnwindSafe + core[7ebf52c056bd56a4]::marker::Sync as core[7ebf52c056bd56a4]::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 21: 0x64580de29f46 - std[b14e17aa63033746]::panicking::catch_unwind::do_call::<&dyn core[7ebf52c056bd56a4]::ops::function::Fn<(), Output = i32> + core[7ebf52c056bd56a4]::panic::unwind_safe::RefUnwindSafe + core[7ebf52c056bd56a4]::marker::Sync, i32> [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:581:40 [INFO] [stderr] 22: 0x64580de29f46 - std[b14e17aa63033746]::panicking::catch_unwind:: + core[7ebf52c056bd56a4]::panic::unwind_safe::RefUnwindSafe + core[7ebf52c056bd56a4]::marker::Sync> [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:544:19 [INFO] [stderr] 23: 0x64580de29f46 - std[b14e17aa63033746]::panic::catch_unwind::<&dyn core[7ebf52c056bd56a4]::ops::function::Fn<(), Output = i32> + core[7ebf52c056bd56a4]::panic::unwind_safe::RefUnwindSafe + core[7ebf52c056bd56a4]::marker::Sync, i32> [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x64580de29f46 - std[b14e17aa63033746]::rt::lang_start_internal::{closure#0} [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x64580de29f46 - std[b14e17aa63033746]::panicking::catch_unwind::do_call:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:581:40 [INFO] [stderr] 26: 0x64580de29f46 - std[b14e17aa63033746]::panicking::catch_unwind:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panicking.rs:544:19 [INFO] [stderr] 27: 0x64580de29f46 - std[b14e17aa63033746]::panic::catch_unwind:: [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x64580de29f46 - std[b14e17aa63033746]::rt::lang_start_internal [INFO] [stderr] at /rustc/a7ee93192a766fb0dafa23def7154fc03cfcfc3e/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x64580dddd661 - std[b14e17aa63033746]::rt::lang_start::<()> [INFO] [stderr] 30: 0x64580dde09c5 - main [INFO] [stderr] 31: 0x741184ed41ca - [INFO] [stderr] 32: 0x741184ed428b - __libc_start_main [INFO] [stderr] 33: 0x64580dddc3b5 - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c10bc28c2a1bb464b15147e8d236ee3cbbdb31eede1eaf6fdf2ac857f4fb5744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c10bc28c2a1bb464b15147e8d236ee3cbbdb31eede1eaf6fdf2ac857f4fb5744", kill_on_drop: false }` [INFO] [stdout] c10bc28c2a1bb464b15147e8d236ee3cbbdb31eede1eaf6fdf2ac857f4fb5744