[INFO] cloning repository https://github.com/MengLing-L/find3quare [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MengLing-L/find3quare" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengLing-L%2Ffind3quare", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengLing-L%2Ffind3quare'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29c8c3128d6c2c9971a1a0f87d1856eb873085b6 [INFO] checking MengLing-L/find3quare/29c8c3128d6c2c9971a1a0f87d1856eb873085b6 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMengLing-L%2Ffind3quare" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MengLing-L/find3quare on toolchain ff1737bb00913444173658b4e0b274fd79aabf66 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MengLing-L/find3quare [INFO] finished tweaking git repo https://github.com/MengLing-L/find3quare [INFO] tweaked toml for git repo https://github.com/MengLing-L/find3quare written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MengLing-L/find3quare 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rust-gmp v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76a4d45d7772827c114d33866838b47edfdab9abff7e7fc52356216ed8164d22 [INFO] running `Command { std: "docker" "start" "-a" "76a4d45d7772827c114d33866838b47edfdab9abff7e7fc52356216ed8164d22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76a4d45d7772827c114d33866838b47edfdab9abff7e7fc52356216ed8164d22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76a4d45d7772827c114d33866838b47edfdab9abff7e7fc52356216ed8164d22", kill_on_drop: false }` [INFO] [stdout] 76a4d45d7772827c114d33866838b47edfdab9abff7e7fc52356216ed8164d22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79416eb642e1f1ed0a1d7b9ab5bef610336f79cf1944d6da85abb64f1b691e97 [INFO] running `Command { std: "docker" "start" "-a" "79416eb642e1f1ed0a1d7b9ab5bef610336f79cf1944d6da85abb64f1b691e97", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling serde_derive v1.0.139 [INFO] [stderr] Compiling dunce v1.0.4 [INFO] [stderr] Compiling cc v1.0.89 [INFO] [stderr] Compiling serde v1.0.139 [INFO] [stderr] Checking foreign-types-shared v0.3.1 [INFO] [stderr] Checking libloading v0.8.1 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking rust-gmp v0.5.0 [INFO] [stderr] Compiling find3squares v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `find3squares 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/find3squares-6d12cdd0a08f729e/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] Status: exit status: 1 [INFO] [stderr] stdout: [INFO] [stderr] stderr: rm: cannot remove 'librust_three_square.a': Read-only file system [INFO] [stderr] rm: cannot remove 'rust_three_square.o': Read-only file system [INFO] [stderr] clang: warning: -lgmp: 'linker' input unused [-Wunused-command-line-argument] [INFO] [stderr] clang: warning: -Z-reserved-lib-stdc++: 'linker' input unused [-Wunused-command-line-argument] [INFO] [stderr] error: unable to open output file 'rust_three_square.o': 'Operation not permitted' [INFO] [stderr] 1 error generated. [INFO] [stderr] ar: could not create temporary file whilst writing archive: no more archived files [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at build.rs:21:9: [INFO] [stderr] Command executed with failing error code [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5b5e56582b0a - std::backtrace_rs::backtrace::libunwind::trace::h4a182ed5026c4960 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5 [INFO] [stderr] 1: 0x5b5e56582b0a - std::backtrace_rs::backtrace::trace_unsynchronized::hd36eaf0d0af663ac [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5b5e56582b0a - std::sys::backtrace::_print_fmt::h5bc686de8bf76aa3 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x5b5e56582b0a - ::fmt::hd8bd9250b5d34cf2 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x5b5e565a3273 - core::fmt::rt::Argument::fmt::h479db8f948910918 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/rt.rs:177:76 [INFO] [stderr] 5: 0x5b5e565a3273 - core::fmt::write::h8ea7001525e04e92 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/fmt/mod.rs:1189:21 [INFO] [stderr] 6: 0x5b5e5657fd83 - std::io::Write::write_fmt::h9a3a3a90a20c720b [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/io/mod.rs:1884:15 [INFO] [stderr] 7: 0x5b5e56582952 - std::sys::backtrace::BacktraceLock::print::h524f4afae71bff25 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 8: 0x5b5e5658391c - std::panicking::default_hook::{{closure}}::hbf0efdb45c0ec2fa [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:268:22 [INFO] [stderr] 9: 0x5b5e56583762 - std::panicking::default_hook::hd8655fd75a36fb4e [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:295:9 [INFO] [stderr] 10: 0x5b5e56583f17 - std::panicking::rust_panic_with_hook::hfd3e39fd18e5a522 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:801:13 [INFO] [stderr] 11: 0x5b5e5655b64a - std::panicking::begin_panic::{{closure}}::h74c9f6001760bf88 [INFO] [stderr] 12: 0x5b5e56558b16 - std::sys::backtrace::__rust_end_short_backtrace::h49d8a5e341e68ec6 [INFO] [stderr] 13: 0x5b5e5655b5f2 - std::panicking::begin_panic::h36d3ba04b2f6edc9 [INFO] [stderr] 14: 0x5b5e5655d9fb - build_script_build::main::ha86d7ecb1a523b68 [INFO] [stderr] 15: 0x5b5e5655b723 - core::ops::function::FnOnce::call_once::hcebbf49d5a6ff324 [INFO] [stderr] 16: 0x5b5e56558b26 - std::sys::backtrace::__rust_begin_short_backtrace::h3c00527897cd1f68 [INFO] [stderr] 17: 0x5b5e5655b389 - std::rt::lang_start::{{closure}}::hae0c5ba962fae27c [INFO] [stderr] 18: 0x5b5e5657d087 - core::ops::function::impls:: for &F>::call_once::h85d3b6433c6201ad [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 19: 0x5b5e5657d087 - std::panicking::try::do_call::h1e58a303c26811b2 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:557:40 [INFO] [stderr] 20: 0x5b5e5657d087 - std::panicking::try::hf884ee642c4250a3 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:520:19 [INFO] [stderr] 21: 0x5b5e5657d087 - std::panic::catch_unwind::h16d69298af9a3692 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panic.rs:358:14 [INFO] [stderr] 22: 0x5b5e5657d087 - std::rt::lang_start_internal::{{closure}}::h5a8a6f94cdf753a6 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/rt.rs:174:48 [INFO] [stderr] 23: 0x5b5e5657d087 - std::panicking::try::do_call::hf6ee2fe994f58e18 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:557:40 [INFO] [stderr] 24: 0x5b5e5657d087 - std::panicking::try::hc1282bf2eeca2940 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panicking.rs:520:19 [INFO] [stderr] 25: 0x5b5e5657d087 - std::panic::catch_unwind::h212572842a792e2c [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/panic.rs:358:14 [INFO] [stderr] 26: 0x5b5e5657d087 - std::rt::lang_start_internal::h9681d29d05b11740 [INFO] [stderr] at /rustc/ff1737bb00913444173658b4e0b274fd79aabf66/library/std/src/rt.rs:174:20 [INFO] [stderr] 27: 0x5b5e5655b367 - std::rt::lang_start::h560cd8820bd7d215 [INFO] [stderr] 28: 0x5b5e5655dd55 - main [INFO] [stderr] 29: 0x71ef42b97d90 - [INFO] [stderr] 30: 0x71ef42b97e40 - __libc_start_main [INFO] [stderr] 31: 0x5b5e56557f55 - _start [INFO] [stderr] 32: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "79416eb642e1f1ed0a1d7b9ab5bef610336f79cf1944d6da85abb64f1b691e97", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79416eb642e1f1ed0a1d7b9ab5bef610336f79cf1944d6da85abb64f1b691e97", kill_on_drop: false }` [INFO] [stdout] 79416eb642e1f1ed0a1d7b9ab5bef610336f79cf1944d6da85abb64f1b691e97