[INFO] cloning repository https://github.com/fomalhaut88/bigi-ecc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fomalhaut88/bigi-ecc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffomalhaut88%2Fbigi-ecc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffomalhaut88%2Fbigi-ecc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 702c546c476813b8c2d00ae4080678faf18c75b6
[INFO] testing fomalhaut88/bigi-ecc against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffomalhaut88%2Fbigi-ecc" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fomalhaut88/bigi-ecc on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fomalhaut88/bigi-ecc
[INFO] finished tweaking git repo https://github.com/fomalhaut88/bigi-ecc
[INFO] tweaked toml for git repo https://github.com/fomalhaut88/bigi-ecc written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/fomalhaut88/bigi-ecc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7b7af66d9a39892c10b3cf8028aa0ed987fefd1cdc5d686196583ee132acc2
[INFO] running `Command { std: "docker" "start" "-a" "0e7b7af66d9a39892c10b3cf8028aa0ed987fefd1cdc5d686196583ee132acc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7b7af66d9a39892c10b3cf8028aa0ed987fefd1cdc5d686196583ee132acc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7b7af66d9a39892c10b3cf8028aa0ed987fefd1cdc5d686196583ee132acc2", kill_on_drop: false }`
[INFO] [stdout] 0e7b7af66d9a39892c10b3cf8028aa0ed987fefd1cdc5d686196583ee132acc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9fd1f8f8904b1c64ecf880550ab6b507646c8745643308016c8acc1c58ed9b0
[INFO] running `Command { std: "docker" "start" "-a" "b9fd1f8f8904b1c64ecf880550ab6b507646c8745643308016c8acc1c58ed9b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bigi v0.4.0 (https://github.com/fomalhaut88/bigi.git?tag=v0.4.0#0596dc15)
[INFO] [stderr] error: failed to run custom build command for `bigi v0.4.0 (https://github.com/fomalhaut88/bigi.git?tag=v0.4.0#0596dc15)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/bigi-9d6abbbdb9c8ac9a/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/bigi-ba3dc8b38dddd8a2/0596dc1/build.rs:7:57
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x559fda9018b0 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x559fda9018b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x559fda9018b0 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x559fda9018b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he312f4ad5b9bb346
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x559fda91b3ec - core::fmt::write::h9a6d9c74526a6c1b
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x559fda900175 - std::io::Write::write_fmt::h6aced00850e8186f
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x559fda9034eb - std::sys_common::backtrace::_print::h65d996766de40da4
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x559fda9034eb - std::sys_common::backtrace::print::h40df9727e635f303
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x559fda9034eb - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x559fda902fc1 - std::panicking::default_hook::h3d55120ad6ada158
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x559fda903bb4 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x559fda903697 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:519:13
[INFO] [stderr]     12:     0x559fda901d8c - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x559fda9035f9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x559fda8edfc1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x559fda8ee053 - core::result::unwrap_failed::he898b02f57993c42
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1599:5
[INFO] [stderr]     16:     0x559fda8f1cbe - core::result::Result<T,E>::unwrap::h22cde6c86389e1f2
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/result.rs:1281:23
[INFO] [stderr]     17:     0x559fda8ef4de - build_script_build::main::hc60422edb4c6a155
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/bigi-ba3dc8b38dddd8a2/0596dc1/build.rs:7:20
[INFO] [stderr]     18:     0x559fda8ef80b - core::ops::function::FnOnce::call_once::hd6974f12e6ffb93b
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x559fda8efd1e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd2eeb5d7efab99cd
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x559fda8ef3d1 - std::rt::lang_start::{{closure}}::he4d9b0fafec42d91
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:63:18
[INFO] [stderr]     21:     0x559fda9040ba - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5a0483c8d4e9c15d
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x559fda9040ba - std::panicking::try::do_call::h6ad7918f175f6ddd
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x559fda9040ba - std::panicking::try::hcd5af58f52320690
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x559fda9040ba - std::panic::catch_unwind::hf1ae33ba67228f1e
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x559fda9040ba - std::rt::lang_start_internal::{{closure}}::h4a87bc0aa1312dc5
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:48
[INFO] [stderr]     26:     0x559fda9040ba - std::panicking::try::do_call::h1ade2a52932fc900
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:401:40
[INFO] [stderr]     27:     0x559fda9040ba - std::panicking::try::h6f4a87ad169e174b
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panicking.rs:365:19
[INFO] [stderr]     28:     0x559fda9040ba - std::panic::catch_unwind::h043c7f08019f9e2a
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/panic.rs:434:14
[INFO] [stderr]     29:     0x559fda9040ba - std::rt::lang_start_internal::h82825699ebfd70bd
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:45:20
[INFO] [stderr]     30:     0x559fda8ef3a0 - std::rt::lang_start::h7e453c757215d7ec
[INFO] [stderr]                                  at /rustc/d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2/library/std/src/rt.rs:62:5
[INFO] [stderr]     31:     0x559fda8ef7dc - main
[INFO] [stderr]     32:     0x7f6acdbb60b3 - __libc_start_main
[INFO] [stderr]     33:     0x559fda8ee71e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b9fd1f8f8904b1c64ecf880550ab6b507646c8745643308016c8acc1c58ed9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fd1f8f8904b1c64ecf880550ab6b507646c8745643308016c8acc1c58ed9b0", kill_on_drop: false }`
[INFO] [stdout] b9fd1f8f8904b1c64ecf880550ab6b507646c8745643308016c8acc1c58ed9b0