[INFO] cloning repository https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHand-of-Cthulhu%2Frust_offbrand_synergy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHand-of-Cthulhu%2Frust_offbrand_synergy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 453fbdef00b20e642bc246a20b17669670352d91
[INFO] checking Hand-of-Cthulhu/rust_offbrand_synergy against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHand-of-Cthulhu%2Frust_offbrand_synergy" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy
[INFO] finished tweaking git repo https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy
[INFO] tweaked toml for git repo https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Hand-of-Cthulhu/rust_offbrand_synergy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/enigo-rs/enigo.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libxdo-sys v0.11.0
[INFO] [stderr]   Downloaded cc v1.0.17
[INFO] [stderr]   Downloaded regex v1.0.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.1
[INFO] [stderr]   Downloaded libc v0.2.42
[INFO] [stderr]   Downloaded byteorder v1.2.3
[INFO] [stderr]   Downloaded aho-corasick v0.6.5
[INFO] [stderr]   Downloaded x11 v2.18.0
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded webview-sys v0.1.0
[INFO] [stderr]   Downloaded web-view v0.2.1
[INFO] [stderr]   Downloaded inline_assets v0.2.1
[INFO] [stderr]   Downloaded lazy_static v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3485130d225b6fe605279ef187f10a1f9207e0c433e89577b911efdd952b625
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a3485130d225b6fe605279ef187f10a1f9207e0c433e89577b911efdd952b625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3485130d225b6fe605279ef187f10a1f9207e0c433e89577b911efdd952b625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3485130d225b6fe605279ef187f10a1f9207e0c433e89577b911efdd952b625", kill_on_drop: false }`
[INFO] [stdout] a3485130d225b6fe605279ef187f10a1f9207e0c433e89577b911efdd952b625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 62a50f6cfd9385275df0011200b0d4eeae772c0b2d1b5b376c050581a17bddda
[INFO] running `Command { std: "docker" "start" "-a" "62a50f6cfd9385275df0011200b0d4eeae772c0b2d1b5b376c050581a17bddda", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.11
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling byteorder v1.2.3
[INFO] [stderr]    Compiling libxdo-sys v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.1
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling base64 v0.9.2
[INFO] [stderr]    Compiling x11 v2.18.0
[INFO] [stderr]    Compiling enigo v0.0.12 (https://github.com/enigo-rs/enigo.git#9b4bb18b)
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling webview-sys v0.1.0
[INFO] [stderr]     Checking web-view v0.2.1
[INFO] [stderr]    Compiling inline_assets v0.2.1
[INFO] [stderr]    Compiling offbrand_synergy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `offbrand_synergy v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/offbrand_synergy-fb5b85f8167dd6b9/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'File write failed: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:16:192
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5582393d6350 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5582393d6350 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5582393d6350 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5582393d6350 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hb0ad78ee1571f7e0
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5582393ef8fc - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x5582393d43d2 - std::io::Write::write_fmt::hf7b7d7b243f84a36
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x5582393d84cd - std::sys_common::backtrace::_print::hd093978a5287b8ff
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5582393d84cd - std::sys_common::backtrace::print::h20f46787581d56d7
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5582393d84cd - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x5582393d8178 - std::panicking::default_hook::h4190c9e3edd4d591
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x5582393d8bb1 - std::panicking::rust_panic_with_hook::h72e78719cdda225c
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x5582393d8759 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x5582393d67dc - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5582393d8719 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x5582393eec21 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x5582393eea43 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x5582392317cf - core::result::Result<T,E>::expect::h775dc9b08ffde150
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/result.rs:933
[INFO] [stderr]     17:     0x5582392314f6 - build_script_build::main::hef4d11fde430fefe
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:16
[INFO] [stderr]     18:     0x55823923091b - core::ops::function::FnOnce::call_once::h4c87a0a1b0b2ff4d
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55823923af4e - std::sys_common::backtrace::__rust_begin_short_backtrace::h97a916593d021bb2
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55823923a521 - std::rt::lang_start::{{closure}}::h8f895214528d0445
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x5582393d8fd7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5e15f43ce28787f7
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x5582393d8fd7 - std::panicking::try::do_call::h764f1891769113e9
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x5582393d8fd7 - std::panicking::try::h0f2fe4fdd5e0ad19
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x5582393d8fd7 - std::panic::catch_unwind::h1634e40dd3a19f80
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x5582393d8fd7 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55823923a4f7 - std::rt::lang_start::he055658a5f040218
[INFO] [stderr]                                  at /rustc/894d32a5432c6a6461bb2aac7c3d5f2e87dce83f/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55823923166a - main
[INFO] [stderr]     28:     0x7fee7e79b0b3 - __libc_start_main
[INFO] [stderr]     29:     0x5582392260ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "62a50f6cfd9385275df0011200b0d4eeae772c0b2d1b5b376c050581a17bddda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62a50f6cfd9385275df0011200b0d4eeae772c0b2d1b5b376c050581a17bddda", kill_on_drop: false }`
[INFO] [stdout] 62a50f6cfd9385275df0011200b0d4eeae772c0b2d1b5b376c050581a17bddda