[INFO] cloning repository https://github.com/abhijat/system_snapshot_server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abhijat/system_snapshot_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijat%2Fsystem_snapshot_server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijat%2Fsystem_snapshot_server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e06772b7b5c19bd6856fc7cb842c7099de63ce4 [INFO] checking abhijat/system_snapshot_server against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabhijat%2Fsystem_snapshot_server" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/abhijat/system_snapshot_server on toolchain c9228570668803e3e6402770d55f23a12c9ae686 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/abhijat/system_snapshot_server [INFO] finished tweaking git repo https://github.com/abhijat/system_snapshot_server [INFO] tweaked toml for git repo https://github.com/abhijat/system_snapshot_server written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/abhijat/system_snapshot_server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 15c927c287e85ecf10a8b4043c0beeef34923905754ebb1effc47ac4e850ac69 [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" "15c927c287e85ecf10a8b4043c0beeef34923905754ebb1effc47ac4e850ac69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "15c927c287e85ecf10a8b4043c0beeef34923905754ebb1effc47ac4e850ac69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15c927c287e85ecf10a8b4043c0beeef34923905754ebb1effc47ac4e850ac69", kill_on_drop: false }` [INFO] [stdout] 15c927c287e85ecf10a8b4043c0beeef34923905754ebb1effc47ac4e850ac69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79531970acfdb696ae20c3f8f34f5ad87d8083c9b6ce6a86aaa65b015bd4e748 [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" "79531970acfdb696ae20c3f8f34f5ad87d8083c9b6ce6a86aaa65b015bd4e748", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.33 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Compiling cc v1.0.3 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking percent-encoding v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking byteorder v1.1.0 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking httparse v1.2.3 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking serde v1.0.19 [INFO] [stderr] Checking modifier v0.1.0 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Checking num_cpus v1.7.0 [INFO] [stderr] Checking plugin v0.2.6 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking phf v0.7.21 [INFO] [stderr] Checking regex v0.2.3 [INFO] [stderr] Checking num v0.1.40 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v1.8.2 [INFO] [stderr] Compiling synstructure v0.6.1 [INFO] [stderr] Compiling serde_derive_internals v0.17.0 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-9146e70a5510010e/build-script-gen_mime_types` (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/mime_guess-1.8.2/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56076bcc4470 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56076bcc4470 - std::backtrace_rs::backtrace::trace_unsynchronized::h86340908ff889faa [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56076bcc4470 - std::sys_common::backtrace::_print_fmt::h43f85f9b18230404 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56076bcc4470 - ::fmt::hc132ae1a5b5aa7cd [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56076bcdf02c - core::fmt::write::hdf023a0036d2a25f [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x56076bcc28b2 - std::io::Write::write_fmt::h8580846154bcb66a [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x56076bcc61a5 - std::sys_common::backtrace::_print::h7ee55fed88d107a3 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56076bcc61a5 - std::sys_common::backtrace::print::h54a7d3e52a524177 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56076bcc61a5 - std::panicking::default_hook::{{closure}}::h60921e857bf55a40 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56076bcc5cfa - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56076bcc6941 - std::panicking::rust_panic_with_hook::h8d66bf42b407aaea [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x56076bcc6487 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x56076bcc492c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56076bcc63e9 - rust_begin_unwind [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x56076bcde3d1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56076bcde1f3 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x56076bc98d3b - core::result::Result::unwrap::h0406c600e293ebca [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x56076bc84131 - build_script_gen_mime_types::main::h19eeb23902d846ee [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.2/src/gen_mime_types.rs:22:38 [INFO] [stderr] 18: 0x56076bc822cb - core::ops::function::FnOnce::call_once::hf5055cc79657bc81 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56076bc9e0ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hba0032eb950683cf [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56076bc820b1 - std::rt::lang_start::{{closure}}::h1ea379eed4735a48 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56076bcc6d67 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56076bcc6d67 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x56076bcc6d67 - std::panicking::try::hb36953ccd24f930d [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x56076bcc6d67 - std::panic::catch_unwind::hbb374cd03beb3824 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x56076bcc6d67 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56076bc82087 - std::rt::lang_start::h03f6038790cfaccb [INFO] [stderr] at /rustc/c9228570668803e3e6402770d55f23a12c9ae686/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56076bc8575a - main [INFO] [stderr] 28: 0x7f2ed48730b3 - __libc_start_main [INFO] [stderr] 29: 0x56076bc6f0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "79531970acfdb696ae20c3f8f34f5ad87d8083c9b6ce6a86aaa65b015bd4e748", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79531970acfdb696ae20c3f8f34f5ad87d8083c9b6ce6a86aaa65b015bd4e748", kill_on_drop: false }` [INFO] [stdout] 79531970acfdb696ae20c3f8f34f5ad87d8083c9b6ce6a86aaa65b015bd4e748