[INFO] fetching crate jargon 0.3.0... [INFO] checking jargon-0.3.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180 [INFO] extracting crate jargon 0.3.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate jargon 0.3.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jargon 0.3.0 [INFO] finished tweaking crates.io crate jargon 0.3.0 [INFO] tweaked toml for crates.io crate jargon 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate jargon 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 180e24a5eb3792e6b97639fec607a8cb8673c7438b303972e1c7e31078696159 [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" "180e24a5eb3792e6b97639fec607a8cb8673c7438b303972e1c7e31078696159", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "180e24a5eb3792e6b97639fec607a8cb8673c7438b303972e1c7e31078696159", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "180e24a5eb3792e6b97639fec607a8cb8673c7438b303972e1c7e31078696159", kill_on_drop: false }` [INFO] [stdout] 180e24a5eb3792e6b97639fec607a8cb8673c7438b303972e1c7e31078696159 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7096ba0b6cf4831248754e6a93f8fe5f93f9b2bb8ca67c63f9a432040218f98 [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" "f7096ba0b6cf4831248754e6a93f8fe5f93f9b2bb8ca67c63f9a432040218f98", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling syn v1.0.36 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling aho-corasick v0.7.13 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling argh_derive v0.1.1 [INFO] [stderr] Compiling jargon v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking argh v0.1.3 [INFO] [stderr] error: failed to run custom build command for `jargon v0.3.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/jargon-c7de00ad4e9f048d/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:65:10 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55bb648a049f - std::backtrace_rs::backtrace::libunwind::trace::h21c0966c343fddd8 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55bb648a049f - std::backtrace_rs::backtrace::trace_unsynchronized::h62cde0754779ae3a [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55bb648a049f - std::sys_common::backtrace::_print_fmt::hb2d70198918acf1c [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:77 [INFO] [stderr] 3: 0x55bb648a049f - ::fmt::h5a9d4ddd4d99b877 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55bb648baf6c - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x55bb6489ec05 - std::io::Write::write_fmt::h2dbf1bb0d9f42142 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x55bb648a29f0 - std::sys_common::backtrace::_print::h1091565a54a3c462 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55bb648a29f0 - std::sys_common::backtrace::print::hc9759e13a502cda2 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55bb648a29f0 - std::panicking::default_hook::{{closure}}::hd35b8516a1d88160 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:198 [INFO] [stderr] 9: 0x55bb648a273c - std::panicking::default_hook::h0dcf88ad4d72ec5e [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:217 [INFO] [stderr] 10: 0x55bb648a3033 - std::panicking::rust_panic_with_hook::h81c308f7accbe523 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:526 [INFO] [stderr] 11: 0x55bb648a2c2b - rust_begin_unwind [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:437 [INFO] [stderr] 12: 0x55bb648ba371 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/panicking.rs:85 [INFO] [stderr] 13: 0x55bb648ba193 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/option.rs:1274 [INFO] [stderr] 14: 0x55bb646af78b - core::result::Result::unwrap::h70ecf2fbeec4a779 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/core/src/result.rs:1005 [INFO] [stderr] 15: 0x55bb646ae083 - build_script_build::write_lib::h949e99e5d66ba8dc [INFO] [stderr] at /opt/rustwide/workdir/build.rs:61 [INFO] [stderr] 16: 0x55bb646aec41 - build_script_build::main::h119bdaeae960e990 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:93 [INFO] [stderr] 17: 0x55bb646a667b - std::rt::lang_start::{{closure}}::hc2a7a81fc4a25483 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:67 [INFO] [stderr] 18: 0x55bb648a3446 - std::rt::lang_start_internal::{{closure}}::hdb90dc0481c9e8f6 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:52 [INFO] [stderr] 19: 0x55bb648a3446 - std::panicking::try::do_call::he0af14a67f26ea71 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:348 [INFO] [stderr] 20: 0x55bb648a3446 - std::panicking::try::h87d5f0e2c2fee1c5 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panicking.rs:325 [INFO] [stderr] 21: 0x55bb648a3446 - std::panic::catch_unwind::he9266eec484f0287 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/panic.rs:394 [INFO] [stderr] 22: 0x55bb648a3446 - std::rt::lang_start_internal::hb54283a40e32dc37 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55bb646a6657 - std::rt::lang_start::hbef283c9928d8839 [INFO] [stderr] at /rustc/353a0a223066e9f46a1d935f2271a26c3c5002bb/library/std/src/rt.rs:67 [INFO] [stderr] 24: 0x55bb646aecda - main [INFO] [stderr] 25: 0x7f0a1d3de0b3 - __libc_start_main [INFO] [stderr] 26: 0x55bb6469e0ae - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "f7096ba0b6cf4831248754e6a93f8fe5f93f9b2bb8ca67c63f9a432040218f98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7096ba0b6cf4831248754e6a93f8fe5f93f9b2bb8ca67c63f9a432040218f98", kill_on_drop: false }` [INFO] [stdout] f7096ba0b6cf4831248754e6a93f8fe5f93f9b2bb8ca67c63f9a432040218f98