[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b05865942303d7c84eb33dac257ba74220a58f80 [INFO] documenting fridtjof/djb2-rs against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffridtjof%2Fdjb2-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fridtjof/djb2-rs on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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-5/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" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0159c1b10da83d9eb49fd49efbf1cb80c3adbe8cf86f29453bf530feb1a705aa [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" "0159c1b10da83d9eb49fd49efbf1cb80c3adbe8cf86f29453bf530feb1a705aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0159c1b10da83d9eb49fd49efbf1cb80c3adbe8cf86f29453bf530feb1a705aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0159c1b10da83d9eb49fd49efbf1cb80c3adbe8cf86f29453bf530feb1a705aa", kill_on_drop: false }` [INFO] [stdout] 0159c1b10da83d9eb49fd49efbf1cb80c3adbe8cf86f29453bf530feb1a705aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae4e01892539d913ffd67be881197fd12c0488b0f71f7d63283af10afab03dec [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" "ae4e01892539d913ffd67be881197fd12c0488b0f71f7d63283af10afab03dec", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling cbindgen v0.14.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling clap v2.33.0 [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/djb2-151926b98ef19189/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: 0x55fe6ed047c5 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55fe6ed047c5 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55fe6ed047c5 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55fe6ed047c5 - ::fmt::hde84f63fcfd0e6de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55fe6ed2fd0c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55fe6ed015b3 - std::io::Write::write_fmt::hc344eafd6e850b4d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55fe6ed075f0 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55fe6ed075f0 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55fe6ed075f0 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55fe6ed0733c - std::panicking::default_hook::heee4c8016dfbf328 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55fe6ed07c58 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a [INFO] [stderr] at src/libstd/panicking.rs:524 [INFO] [stderr] 11: 0x55fe6ed0782b - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:431 [INFO] [stderr] 12: 0x55fe6ed2dc71 - core::panicking::panic_fmt::h78830ea6a34e7206 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x55fe6ed2da93 - core::option::expect_none_failed::hf79bbb5ca7e09e08 [INFO] [stderr] at src/libcore/option.rs:1269 [INFO] [stderr] 14: 0x55fe6e7f788b - core::result::Result::unwrap::h300f56d1aa251712 [INFO] [stderr] at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/libcore/result.rs:1005 [INFO] [stderr] 15: 0x55fe6e7fdb61 - cbindgen::bindgen::bindings::Bindings::write_to_file::hc239795fd6e92f4e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cbindgen-0.14.1/src/bindgen/bindings.rs:101 [INFO] [stderr] 16: 0x55fe6e7f9008 - build_script_build::main::h484883eb475cfd26 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:8 [INFO] [stderr] 17: 0x55fe6e816dfb - std::rt::lang_start::{{closure}}::h47b228abde912d9b [INFO] [stderr] at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/libstd/rt.rs:67 [INFO] [stderr] 18: 0x55fe6ed080d8 - std::rt::lang_start_internal::{{closure}}::h7cea099ad4edf1eb [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 19: 0x55fe6ed080d8 - std::panicking::try::do_call::h42d93372c44025d2 [INFO] [stderr] at src/libstd/panicking.rs:342 [INFO] [stderr] 20: 0x55fe6ed080d8 - std::panicking::try::hb47a4182362d3341 [INFO] [stderr] at src/libstd/panicking.rs:319 [INFO] [stderr] 21: 0x55fe6ed080d8 - std::panic::catch_unwind::h2afcfbf3125915b4 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x55fe6ed080d8 - std::rt::lang_start_internal::h4f696727fe904f48 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x55fe6e816dd7 - std::rt::lang_start::h24beffb3cb3acffa [INFO] [stderr] at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x55fe6e7f90aa - main [INFO] [stderr] 25: 0x7f88d1b100b3 - __libc_start_main [INFO] [stderr] 26: 0x55fe6e7d81ae - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `Command { std: "docker" "inspect" "ae4e01892539d913ffd67be881197fd12c0488b0f71f7d63283af10afab03dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae4e01892539d913ffd67be881197fd12c0488b0f71f7d63283af10afab03dec", kill_on_drop: false }` [INFO] [stdout] ae4e01892539d913ffd67be881197fd12c0488b0f71f7d63283af10afab03dec