[INFO] fetching crate convco 0.3.1... [INFO] checking convco-0.3.1 against try#5d9095c550fcec9e458ce8d6b0c04a217641db66 for pr-77153 [INFO] extracting crate convco 0.3.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate convco 0.3.1 on toolchain 5d9095c550fcec9e458ce8d6b0c04a217641db66 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate convco 0.3.1 [INFO] finished tweaking crates.io crate convco 0.3.1 [INFO] tweaked toml for crates.io crate convco 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate convco 0.3.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded handlebars v3.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fa9fb8afa9ae0472214218339030f5d4dfde95763f5ad5b6daf6faddcfdb5797 [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" "fa9fb8afa9ae0472214218339030f5d4dfde95763f5ad5b6daf6faddcfdb5797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa9fb8afa9ae0472214218339030f5d4dfde95763f5ad5b6daf6faddcfdb5797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa9fb8afa9ae0472214218339030f5d4dfde95763f5ad5b6daf6faddcfdb5797", kill_on_drop: false }` [INFO] [stdout] fa9fb8afa9ae0472214218339030f5d4dfde95763f5ad5b6daf6faddcfdb5797 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+5d9095c550fcec9e458ce8d6b0c04a217641db66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7787a9cdb1bbe9e1d0dd4d9fe7d220ae7064575d52839372b64a7fa838aa661f [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" "7787a9cdb1bbe9e1d0dd4d9fe7d220ae7064575d52839372b64a7fa838aa661f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking quick-error v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling libz-sys v1.0.27 [INFO] [stderr] Compiling libgit2-sys v0.12.9+1.0.1 [INFO] [stderr] Checking dialoguer v0.6.2 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Checking git2 v0.13.8 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling structopt-derive v0.4.9 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling structopt v0.3.16 [INFO] [stderr] Compiling convco v0.3.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `convco v0.3.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/convco-6e1bd002d4e4b0a1/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" }', build.rs:11:33 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a9bbdf0ef0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55a9bbdf0ef0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a9bbdf0ef0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55a9bbdf0ef0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55a9bbe0a67c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55a9bbdef187 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55a9bbdf3040 - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55a9bbdf3040 - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55a9bbdf3040 - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55a9bbdf2cf8 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55a9bbdf3711 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55a9bbdf32b9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55a9bbdf137c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55a9bbdf3279 - rust_begin_unwind [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55a9bbe099a1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55a9bbe097c3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x55a9bbd73a30 - core::result::Result::unwrap::h1452bf0b4e6fa25f [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55a9bbd6e27a - build_script_build::main::hd93886a6e08d5bad [INFO] [stderr] at /opt/rustwide/workdir/build.rs:11 [INFO] [stderr] 18: 0x55a9bbd7665b - core::ops::function::FnOnce::call_once::h217db4d8491dead5 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55a9bbd728ae - std::sys_common::backtrace::__rust_begin_short_backtrace::he8654bf94d3f1ff6 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55a9bbd732c1 - std::rt::lang_start::{{closure}}::haf6447f48e421a1e [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55a9bbdf3ad0 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55a9bbdf3ad0 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55a9bbdf3ad0 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55a9bbdf3ad0 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55a9bbdf3ad0 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55a9bbd73297 - std::rt::lang_start::h9496f88341b79a8a [INFO] [stderr] at /rustc/5d9095c550fcec9e458ce8d6b0c04a217641db66/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55a9bbd71cca - main [INFO] [stderr] 28: 0x7efc04dfb0b3 - __libc_start_main [INFO] [stderr] 29: 0x55a9bbd6e0be - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "7787a9cdb1bbe9e1d0dd4d9fe7d220ae7064575d52839372b64a7fa838aa661f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7787a9cdb1bbe9e1d0dd4d9fe7d220ae7064575d52839372b64a7fa838aa661f", kill_on_drop: false }` [INFO] [stdout] 7787a9cdb1bbe9e1d0dd4d9fe7d220ae7064575d52839372b64a7fa838aa661f