[INFO] cloning repository https://github.com/fridtjof/djb2-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fridtjof/djb2-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffridtjof%2Fdjb2-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffridtjof%2Fdjb2-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b05865942303d7c84eb33dac257ba74220a58f80 [INFO] checking fridtjof/djb2-rs against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffridtjof%2Fdjb2-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fridtjof/djb2-rs on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fridtjof/djb2-rs [INFO] finished tweaking git repo https://github.com/fridtjof/djb2-rs [INFO] tweaked toml for git repo https://github.com/fridtjof/djb2-rs written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/fridtjof/djb2-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libc v0.2.68 [INFO] [stderr] Downloaded hermit-abi v0.1.10 [INFO] [stderr] Downloaded cbindgen v0.14.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4be910fed66f3ad47df29f2ed90d915a2049568c18a8aae3be66bcd12e4d8e77 [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" "4be910fed66f3ad47df29f2ed90d915a2049568c18a8aae3be66bcd12e4d8e77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4be910fed66f3ad47df29f2ed90d915a2049568c18a8aae3be66bcd12e4d8e77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4be910fed66f3ad47df29f2ed90d915a2049568c18a8aae3be66bcd12e4d8e77", kill_on_drop: false }` [INFO] [stdout] 4be910fed66f3ad47df29f2ed90d915a2049568c18a8aae3be66bcd12e4d8e77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5902f160e34e227cf6dfbf756cc2a4a7d8f13adefc692908fff13b3231385bbb [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" "5902f160e34e227cf6dfbf756cc2a4a7d8f13adefc692908fff13b3231385bbb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling cbindgen v0.14.1 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_json v1.0.51 [INFO] [stderr] Compiling djb2 v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `djb2 v0.3.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/djb2-423a745f25a71598/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.14.1/src/bindgen/bindings.rs:101:43 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x556dd5fb27e0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x556dd5fb27e0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x556dd5fb27e0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x556dd5fb27e0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x556dd5fd850c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x556dd5faf952 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x556dd5fb50fd - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x556dd5fb50fd - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x556dd5fb50fd - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x556dd5fb4da8 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x556dd5fb5806 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:581 [INFO] [stderr] 11: 0x556dd5fb5389 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x556dd5fb2c6c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x556dd5fb5349 - rust_begin_unwind [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x556dd5fd63e1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x556dd5fd6203 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x556dd5a9c04b - core::result::Result::unwrap::h87b6cf59e02831f0 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x556dd5a9f91e - cbindgen::bindgen::bindings::Bindings::write_to_file::h44d428ddcd72929c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.14.1/src/bindgen/bindings.rs:101 [INFO] [stderr] 18: 0x556dd5a97248 - build_script_build::main::h899d316143a9d78e [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8 [INFO] [stderr] 19: 0x556dd5a9b06b - core::ops::function::FnOnce::call_once::hd338f83c4765197e [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:227 [INFO] [stderr] 20: 0x556dd5a9ac7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h71e8478bdc053804 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 21: 0x556dd5a9ad41 - std::rt::lang_start::{{closure}}::h1baa3b46aa5f01d1 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:66 [INFO] [stderr] 22: 0x556dd5fb5cf7 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:259 [INFO] [stderr] 23: 0x556dd5fb5cf7 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:381 [INFO] [stderr] 24: 0x556dd5fb5cf7 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:345 [INFO] [stderr] 25: 0x556dd5fb5cf7 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panic.rs:382 [INFO] [stderr] 26: 0x556dd5fb5cf7 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:51 [INFO] [stderr] 27: 0x556dd5a9ad17 - std::rt::lang_start::hc0c6db57e816fba3 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:65 [INFO] [stderr] 28: 0x556dd5a972ea - main [INFO] [stderr] 29: 0x7f30a5c600b3 - __libc_start_main [INFO] [stderr] 30: 0x556dd5a7b0de - _start [INFO] [stderr] 31: 0x0 - [INFO] running `Command { std: "docker" "inspect" "5902f160e34e227cf6dfbf756cc2a4a7d8f13adefc692908fff13b3231385bbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5902f160e34e227cf6dfbf756cc2a4a7d8f13adefc692908fff13b3231385bbb", kill_on_drop: false }` [INFO] [stdout] 5902f160e34e227cf6dfbf756cc2a4a7d8f13adefc692908fff13b3231385bbb