[INFO] fetching crate jargon 0.2.5... [INFO] testing jargon-0.2.5 against 1.45.2 for beta-1.46-1 [INFO] extracting crate jargon 0.2.5 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate jargon 0.2.5 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jargon 0.2.5 [INFO] finished tweaking crates.io crate jargon 0.2.5 [INFO] tweaked toml for crates.io crate jargon 0.2.5 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate jargon 0.2.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0abb2ef7cb5ee3fdb572d5022495f7d8e1d9a4cf3bdfb1ac1f28b81a1b73e9a [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" "c0abb2ef7cb5ee3fdb572d5022495f7d8e1d9a4cf3bdfb1ac1f28b81a1b73e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0abb2ef7cb5ee3fdb572d5022495f7d8e1d9a4cf3bdfb1ac1f28b81a1b73e9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0abb2ef7cb5ee3fdb572d5022495f7d8e1d9a4cf3bdfb1ac1f28b81a1b73e9a", kill_on_drop: false }` [INFO] [stdout] c0abb2ef7cb5ee3fdb572d5022495f7d8e1d9a4cf3bdfb1ac1f28b81a1b73e9a [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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74f86ee97b6f3fa9eb66a532b7f5c5b801c9ec3daa7fd8854ac5adf0776fac98 [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" "74f86ee97b6f3fa9eb66a532b7f5c5b801c9ec3daa7fd8854ac5adf0776fac98", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling colored v1.9.3 [INFO] [stderr] Compiling jargon v0.2.5 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `jargon v0.2.5 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/jargon-b23f9fa5cd5d6ed4/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:61:22 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c1542e2815 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55c1542e2815 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55c1542e2815 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55c1542e2815 - ::fmt::h5fe20777f4174074 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55c15430117c - core::fmt::write::he14c3177144df275 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55c1542e0fc3 - std::io::Write::write_fmt::h8e26323bfab8bcc5 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55c1542e4d50 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55c1542e4d50 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55c1542e4d50 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55c1542e4a9c - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55c1542e5387 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x55c1542e4f8b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:388 [INFO] [stderr] 12: 0x55c154300581 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stderr] at src/libcore/panicking.rs:101 [INFO] [stderr] 13: 0x55c1543003a3 - core::option::expect_none_failed::hfcafefc70a7975bb [INFO] [stderr] at src/libcore/option.rs:1272 [INFO] [stderr] 14: 0x55c1540f438b - core::result::Result::unwrap::h10e61e7e4507ac5b [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x55c1540fa963 - build_script_build::write_lib::h94617d9a88399794 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:61 [INFO] [stderr] 16: 0x55c1540fb561 - build_script_build::main::h710479ee51c45282 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:93 [INFO] [stderr] 17: 0x55c1540f271b - std::rt::lang_start::{{closure}}::hb4d4c7d82653aa9a [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x55c1542e5758 - std::rt::lang_start_internal::{{closure}}::hefb489d56a389b75 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x55c1542e5758 - std::panicking::try::do_call::hb2bfa58b743656f1 [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 20: 0x55c1542e5758 - std::panicking::try::haaa85a89ce3784c3 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 21: 0x55c1542e5758 - std::panic::catch_unwind::h49baa277f74e60cb [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55c1542e5758 - std::rt::lang_start_internal::h7aa2f6739b31fe58 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55c1540f26f7 - std::rt::lang_start::hc94b066f72a99f2f [INFO] [stderr] at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55c1540fb5fa - main [INFO] [stderr] 25: 0x7ff0646360b3 - __libc_start_main [INFO] [stderr] 26: 0x55c1540ea18e - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "74f86ee97b6f3fa9eb66a532b7f5c5b801c9ec3daa7fd8854ac5adf0776fac98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74f86ee97b6f3fa9eb66a532b7f5c5b801c9ec3daa7fd8854ac5adf0776fac98", kill_on_drop: false }` [INFO] [stdout] 74f86ee97b6f3fa9eb66a532b7f5c5b801c9ec3daa7fd8854ac5adf0776fac98