[INFO] cloning repository https://github.com/Budmeister/snaek
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Budmeister/snaek" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudmeister%2Fsnaek", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudmeister%2Fsnaek'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8616b6dc6d4dea0d89372f14737818f6b2ff783
[INFO] checking Budmeister/snaek against try#b4c55082edd8dec08ce8af276d7054d9c4db20c4 for pr-147984
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBudmeister%2Fsnaek" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Budmeister/snaek
[INFO] finished tweaking git repo https://github.com/Budmeister/snaek
[INFO] tweaked toml for git repo https://github.com/Budmeister/snaek written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Budmeister/snaek on toolchain b4c55082edd8dec08ce8af276d7054d9c4db20c4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Budmeister/snaek 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" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36dd631914c0264b2102ca3137f715849fe4853db8f75d191659e8f4bb5fe5f7
[INFO] running `Command { std: "docker" "start" "-a" "36dd631914c0264b2102ca3137f715849fe4853db8f75d191659e8f4bb5fe5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36dd631914c0264b2102ca3137f715849fe4853db8f75d191659e8f4bb5fe5f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36dd631914c0264b2102ca3137f715849fe4853db8f75d191659e8f4bb5fe5f7", kill_on_drop: false }`
[INFO] [stdout] 36dd631914c0264b2102ca3137f715849fe4853db8f75d191659e8f4bb5fe5f7
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b4c55082edd8dec08ce8af276d7054d9c4db20c4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e76a0c95ef8664d564f00cdbb765d6e1329fb31c92e8161eb4f2a909749817af
[INFO] running `Command { std: "docker" "start" "-a" "e76a0c95ef8664d564f00cdbb765d6e1329fb31c92e8161eb4f2a909749817af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking piston-float v1.0.1
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking piston-viewport v1.0.2
[INFO] [stderr]     Checking owned_ttf_parser v0.20.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking x11-dl v2.21.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.4.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.5.1
[INFO] [stderr]     Checking num-traits v0.2.17
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]    Compiling wayland-sys v0.30.1
[INFO] [stderr]     Checking draw_state v0.8.0
[INFO] [stderr]     Checking tiny-skia-path v0.8.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]     Checking gfx_core v0.9.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking ab_glyph v0.2.23
[INFO] [stderr]    Compiling glutin v0.30.10
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking tiny-skia v0.8.4
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]     Checking exr v1.71.0
[INFO] [stderr]    Compiling gl v0.13.0
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling glutin-winit v0.3.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]     Checking piston-texture v0.9.0
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling gif v0.11.4
[INFO] [stderr]     Checking gfx v0.18.3
[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling winit v0.28.7
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking spin_sleep v1.1.1
[INFO] [stderr]     Checking interpolation v0.3.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]     Checking piston2d-graphics v0.44.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling into_color v0.1.0 (/opt/rustwide/workdir/into_color)
[INFO] [stderr]     Checking jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]     Checking gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]     Checking tiff v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.50
[INFO] [stderr]     Checking calloop v0.10.6
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]     Checking image v0.24.7
[INFO] [stderr]     Checking pistoncore-input v1.0.1
[INFO] [stderr]     Checking pistoncore-window v1.0.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.55.0
[INFO] [stderr]     Checking piston v0.55.0
[INFO] [stderr]    Compiling snaek v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking piston-gfx_texture v0.44.0
[INFO] [stdout] warning: unused import: `color_space`
[INFO] [stdout]  --> build.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | use into_color::{as_color, color_space};
[INFO] [stdout]   |                            ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.80.0
[INFO] [stderr] error: failed to run custom build command for `snaek 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/snaek-2b669f03fded0136/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (6761) panicked at build.rs:12:36:
[INFO] [stderr]   Failed to create output directory: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x62af6448fca2 - std::backtrace_rs::backtrace::libunwind::trace::h8714d94f1f2bd164
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x62af6448fca2 - std::backtrace_rs::backtrace::trace_unsynchronized::hcafee44aa61e678f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x62af6448fca2 - std::sys::backtrace::_print_fmt::ha8fba58b2f66a9e9
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x62af6448fca2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h55273c109f480de8
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x62af644a178f - core::fmt::rt::Argument::fmt::hddc1032261c428fe
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x62af644a178f - core::fmt::write::he6bcf7c3f2c4eba5
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]      6:     0x62af64466853 - std::io::default_write_fmt::hf93eabd79e5df19f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x62af64466853 - std::io::Write::write_fmt::hc4c289442f488f72
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x62af6446e162 - std::sys::backtrace::BacktraceLock::print::h453555a0d0bae7d2
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x62af64472daf - std::panicking::default_hook::{{closure}}::h3ebcee4d4a10f231
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x62af64472c09 - std::panicking::default_hook::h8d904937f0dd5b7e
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x62af64473435 - std::panicking::panic_with_hook::hba74873bd829b497
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x62af6447321a - std::panicking::panic_handler::{{closure}}::h0dde4058cec7fa08
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x62af6446e2a9 - std::sys::backtrace::__rust_end_short_backtrace::h9342f1937ef55218
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x62af6445aadd - __rustc[5a136cd62b6ae824]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x62af644ab080 - core::panicking::panic_fmt::h7e8daff19647caf5
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x62af644aa5f6 - core::result::unwrap_failed::ha7938522f7f7027e
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/result.rs:1862:5
[INFO] [stderr]     17:     0x62af643b8c60 - core::result::Result<T,E>::expect::h0ec8b7ab996c3a9c
[INFO] [stderr]     18:     0x62af64298d6a - build_script_build::main::hdfd9ce23c1fac67d
[INFO] [stderr]     19:     0x62af6429a073 - core::ops::function::FnOnce::call_once::h99a7edc0c6e224d1
[INFO] [stderr]     20:     0x62af64299e36 - std::sys::backtrace::__rust_begin_short_backtrace::hf8e5d4617633bc6b
[INFO] [stderr]     21:     0x62af64299e09 - std::rt::lang_start::{{closure}}::h421bb5e504f5cd30
[INFO] [stderr]     22:     0x62af64467f80 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h7c8c93d7c0cb0422
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x62af64467f80 - std::panicking::catch_unwind::do_call::ha03d5ac0e4aa50e7
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x62af64467f80 - std::panicking::catch_unwind::hfba45bb934fc2e1a
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x62af64467f80 - std::panic::catch_unwind::h51a82f25faf184c3
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x62af64467f80 - std::rt::lang_start_internal::{{closure}}::h89e47390206e3c4f
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x62af64467f80 - std::panicking::catch_unwind::do_call::h6e1e6dcf14a2eeab
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x62af64467f80 - std::panicking::catch_unwind::h8dc206e2e3376274
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x62af64467f80 - std::panic::catch_unwind::h0ff4af620be037da
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x62af64467f80 - std::rt::lang_start_internal::h2f00f16ee79d72a1
[INFO] [stderr]                                  at /rustc/b4c55082edd8dec08ce8af276d7054d9c4db20c4/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x62af64299df1 - std::rt::lang_start::h1a83b87507df1b24
[INFO] [stderr]     32:     0x62af6429ae25 - main
[INFO] [stderr]     33:     0x7c691a9c11ca - <unknown>
[INFO] [stderr]     34:     0x7c691a9c128b - __libc_start_main
[INFO] [stderr]     35:     0x62af642986a5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e76a0c95ef8664d564f00cdbb765d6e1329fb31c92e8161eb4f2a909749817af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e76a0c95ef8664d564f00cdbb765d6e1329fb31c92e8161eb4f2a909749817af", kill_on_drop: false }`
[INFO] [stdout] e76a0c95ef8664d564f00cdbb765d6e1329fb31c92e8161eb4f2a909749817af
