[INFO] cloning repository https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mozamimy/repro-sass-sys-build-failure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e609e9dfa9f40f192092820fa4ea327827543aff
[INFO] building mozamimy/repro-sass-sys-build-failure against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmozamimy%2Frepro-sass-sys-build-failure" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mozamimy/repro-sass-sys-build-failure on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] finished tweaking git repo https://github.com/mozamimy/repro-sass-sys-build-failure
[INFO] tweaked toml for git repo https://github.com/mozamimy/repro-sass-sys-build-failure written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mozamimy/repro-sass-sys-build-failure 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/mozamimy/sass-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/sass/libsass.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 53c3e6c2ab88a111ddc4713c589edcba47a026581c53a3d2ed923d0b1e919bf4
[INFO] running `Command { std: "docker" "start" "-a" "53c3e6c2ab88a111ddc4713c589edcba47a026581c53a3d2ed923d0b1e919bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53c3e6c2ab88a111ddc4713c589edcba47a026581c53a3d2ed923d0b1e919bf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c3e6c2ab88a111ddc4713c589edcba47a026581c53a3d2ed923d0b1e919bf4", kill_on_drop: false }`
[INFO] [stdout] 53c3e6c2ab88a111ddc4713c589edcba47a026581c53a3d2ed923d0b1e919bf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e395ed4e6e840530d7a4d3a9729fac40877bfa2bda94e59420013d1d3eebc9e
[INFO] running `Command { std: "docker" "start" "-a" "9e395ed4e6e840530d7a4d3a9729fac40877bfa2bda94e59420013d1d3eebc9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling sass-sys v0.4.8 (https://github.com/mozamimy/sass-rs.git?branch=debug-cpu-num#c6dd9551)
[INFO] [stderr] error: failed to run custom build command for `sass-sys v0.4.8 (https://github.com/mozamimy/sass-rs.git?branch=debug-cpu-num#c6dd9551)`
[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/sass-sys-51600ab74bd2a035/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/git/checkouts/sass-rs-cad8e066ed7f6678/c6dd955/sass-sys/build.rs:46:13:
[INFO] [stderr] 
[INFO] [stderr]   fs::copy(path, dst) failed with No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55f8ae62256d - std::backtrace_rs::backtrace::libunwind::trace::h64d89666a085324f
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x55f8ae62256d - std::backtrace_rs::backtrace::trace_unsynchronized::hc1fd51ebf53feac0
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55f8ae62256d - std::sys::backtrace::_print_fmt::h1e2e2270635613f5
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55f8ae62256d - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::head0a12237d1ed93
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55f8ae64507b - core::fmt::rt::Argument::fmt::hca35d416b932a57e
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55f8ae64507b - core::fmt::write::heff85b040f055f4e
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/core/src/fmt/mod.rs:1178:21
[INFO] [stderr]      6:     0x55f8ae61f533 - std::io::Write::write_fmt::h1fb5f12daefdf59e
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x55f8ae623942 - std::sys::backtrace::BacktraceLock::print::haacb2da813753a92
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x55f8ae623942 - std::panicking::default_hook::{{closure}}::hfb344a23a7cc588e
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:266:22
[INFO] [stderr]      9:     0x55f8ae6235ae - std::panicking::default_hook::h9de6e44e4e5f3f5f
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:293:9
[INFO] [stderr]     10:     0x55f8ae6241ef - std::panicking::rust_panic_with_hook::h038f7ba5eec8d9df
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:797:13
[INFO] [stderr]     11:     0x55f8ae623ed7 - std::panicking::begin_panic_handler::{{closure}}::h7367d2e8ac1b10d1
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:671:13
[INFO] [stderr]     12:     0x55f8ae622a59 - std::sys::backtrace::__rust_end_short_backtrace::h1ef546f372febf07
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x55f8ae623b64 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:662:5
[INFO] [stderr]     14:     0x55f8ae643e33 - core::panicking::panic_fmt::h8f523524c8331b38
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x55f8ae5df128 - build_script_build::cp_r::h823c8c41b07fb509
[INFO] [stderr]     16:     0x55f8ae5def46 - build_script_build::cp_r::h823c8c41b07fb509
[INFO] [stderr]     17:     0x55f8ae5def46 - build_script_build::cp_r::h823c8c41b07fb509
[INFO] [stderr]     18:     0x55f8ae5def46 - build_script_build::cp_r::h823c8c41b07fb509
[INFO] [stderr]     19:     0x55f8ae5df73b - build_script_build::compile::hb5e341e2cfe1d432
[INFO] [stderr]     20:     0x55f8ae5e0179 - build_script_build::main::hb06540d067ba09cb
[INFO] [stderr]     21:     0x55f8ae5ddad3 - core::ops::function::FnOnce::call_once::h5dc50029c8b80a37
[INFO] [stderr]     22:     0x55f8ae5dd5b6 - std::sys::backtrace::__rust_begin_short_backtrace::hb6fb2e7acb7614cc
[INFO] [stderr]     23:     0x55f8ae5dd599 - std::rt::lang_start::{{closure}}::hf5a54ba8f62daba1
[INFO] [stderr]     24:     0x55f8ae61baf0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h6832ba58550d62fe
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     25:     0x55f8ae61baf0 - std::panicking::try::do_call::h26c6799adb14441c
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:554:40
[INFO] [stderr]     26:     0x55f8ae61baf0 - std::panicking::try::he249d22783e22331
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:518:19
[INFO] [stderr]     27:     0x55f8ae61baf0 - std::panic::catch_unwind::h33fb84fbab194eec
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panic.rs:345:14
[INFO] [stderr]     28:     0x55f8ae61baf0 - std::rt::lang_start_internal::{{closure}}::h709b77417353bc5a
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/rt.rs:143:48
[INFO] [stderr]     29:     0x55f8ae61baf0 - std::panicking::try::do_call::h8ea17ec9dbc67bf8
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:554:40
[INFO] [stderr]     30:     0x55f8ae61baf0 - std::panicking::try::hc3b77b4df6a19630
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panicking.rs:518:19
[INFO] [stderr]     31:     0x55f8ae61baf0 - std::panic::catch_unwind::haeb9fc03ca64ff6f
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/panic.rs:345:14
[INFO] [stderr]     32:     0x55f8ae61baf0 - std::rt::lang_start_internal::h11fb0f5737c078a8
[INFO] [stderr]                                  at /rustc/70591dc15db32941fe3595fdbf98e58d6975f95e/library/std/src/rt.rs:143:20
[INFO] [stderr]     33:     0x55f8ae5dd577 - std::rt::lang_start::h7e2515ab68f407ac
[INFO] [stderr]     34:     0x55f8ae5e01a5 - main
[INFO] [stderr]     35:     0x7f92c154ad90 - <unknown>
[INFO] [stderr]     36:     0x7f92c154ae40 - __libc_start_main
[INFO] [stderr]     37:     0x55f8ae5dd015 - _start
[INFO] [stderr]     38:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "9e395ed4e6e840530d7a4d3a9729fac40877bfa2bda94e59420013d1d3eebc9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e395ed4e6e840530d7a4d3a9729fac40877bfa2bda94e59420013d1d3eebc9e", kill_on_drop: false }`
[INFO] [stdout] 9e395ed4e6e840530d7a4d3a9729fac40877bfa2bda94e59420013d1d3eebc9e