[INFO] cloning repository https://github.com/akatechis/buzzerapp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akatechis/buzzerapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakatechis%2Fbuzzerapp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakatechis%2Fbuzzerapp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 12dc2247f98f4630299574a9393e5eb905baaeff [INFO] testing akatechis/buzzerapp against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakatechis%2Fbuzzerapp" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akatechis/buzzerapp on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akatechis/buzzerapp [INFO] finished tweaking git repo https://github.com/akatechis/buzzerapp [INFO] tweaked toml for git repo https://github.com/akatechis/buzzerapp written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/akatechis/buzzerapp already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syntex_fmt_macros v0.5.0 [INFO] [stderr] Downloaded derive-error-chain v0.11.1 [INFO] [stderr] Downloaded rocket_codegen v0.3.9 [INFO] [stderr] Downloaded dotenv v0.11.0 [INFO] [stderr] Downloaded atty v0.2.8 [INFO] [stderr] Downloaded ws v0.7.6 [INFO] [stderr] Downloaded libsqlite3-sys v0.9.1 [INFO] [stderr] Downloaded rusqlite v0.13.0 [INFO] [stderr] Downloaded regex v0.2.10 [INFO] [stderr] Downloaded regex-syntax v0.5.3 [INFO] [stderr] Downloaded env_logger v0.5.7 [INFO] [stderr] Downloaded rocket v0.3.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0eeb870a10aeecd582558ab0245712d58a5acd9269e645ad8915ca4c5c27a99 [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" "a0eeb870a10aeecd582558ab0245712d58a5acd9269e645ad8915ca4c5c27a99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0eeb870a10aeecd582558ab0245712d58a5acd9269e645ad8915ca4c5c27a99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0eeb870a10aeecd582558ab0245712d58a5acd9269e645ad8915ca4c5c27a99", kill_on_drop: false }` [INFO] [stdout] a0eeb870a10aeecd582558ab0245712d58a5acd9269e645ad8915ca4c5c27a99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0eb34c9d61d5ed1742136499e33ae989c3f3f954ac78e935cedd3961be05f34f [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" "0eb34c9d61d5ed1742136499e33ae989c3f3f954ac78e935cedd3961be05f34f", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.10 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling serde v1.0.37 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling smallvec v0.4.4 [INFO] [stderr] Compiling pear v0.0.16 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling isatty v0.1.7 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling proc-macro2 v0.3.6 [INFO] [stderr] Compiling pear_codegen v0.0.16 [INFO] [stderr] Compiling rocket v0.3.9 [INFO] [stderr] Compiling net2 v0.2.32 [INFO] [stderr] Compiling syntex_fmt_macros v0.5.0 [INFO] [stderr] Compiling rocket_codegen v0.3.9 [INFO] [stderr] Compiling regex-syntax v0.5.3 [INFO] [stderr] Compiling lru-cache v0.1.1 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling url v1.7.0 [INFO] [stderr] Compiling rayon v0.7.1 [INFO] [stderr] Compiling mio v0.6.14 [INFO] [stderr] Compiling quote v0.5.1 [INFO] [stderr] error: failed to run custom build command for `rocket v0.3.9` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket-be1d467432c4bda0/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.49.0 (2020-12-29). Minimum required: 1.27.0-nightly (2018-04-26). [INFO] [stderr] See the getting started guide (https://rocket.rs/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.9/build.rs:38:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5608c551c8f0 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x5608c551c8f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5608c551c8f0 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5608c551c8f0 - ::fmt::he009dcaaa75eed60 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5608c553a02c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5608c5519ed2 - std::io::Write::write_fmt::heb7e50902e98831c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x5608c551ea55 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5608c551ea55 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5608c551ea55 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5608c551e6f8 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x5608c551f191 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x5608c54ecb6a - std::panicking::begin_panic::{{closure}}::h8cac42f9c4f8a702 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x5608c54ebed8 - std::sys_common::backtrace::__rust_end_short_backtrace::he115bce15c8a82d0 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5608c54ecaa7 - std::panicking::begin_panic::he65c0dd1991f5958 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x5608c54ea945 - build_script_build::main::hea733d52207e9613 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.3.9/build.rs:38:13 [INFO] [stderr] 15: 0x5608c54ed08b - core::ops::function::FnOnce::call_once::h7a20ca955322804c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x5608c54ebf0e - std::sys_common::backtrace::__rust_begin_short_backtrace::h45850c45e969e6b6 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x5608c54ebc71 - std::rt::lang_start::{{closure}}::he9b59d2b567b15bd [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x5608c551f5b7 - core::ops::function::impls:: for &F>::call_once::h57e2a071d427b24c [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x5608c551f5b7 - std::panicking::try::do_call::h81cbbe0c3b30a28e [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stderr] 20: 0x5608c551f5b7 - std::panicking::try::hbeeb95b4e1f0a876 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stderr] 21: 0x5608c551f5b7 - std::panic::catch_unwind::h59c48ccb40a0bf20 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x5608c551f5b7 - std::rt::lang_start_internal::ha53ab63f88fee728 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x5608c54ebc47 - std::rt::lang_start::h9adc8ff651c5d860 [INFO] [stderr] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x5608c54eb73a - main [INFO] [stderr] 25: 0x7f87bf1000b3 - __libc_start_main [INFO] [stderr] 26: 0x5608c54ea0ae - _start [INFO] [stderr] 27: 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-1.7.0/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" "0eb34c9d61d5ed1742136499e33ae989c3f3f954ac78e935cedd3961be05f34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0eb34c9d61d5ed1742136499e33ae989c3f3f954ac78e935cedd3961be05f34f", kill_on_drop: false }` [INFO] [stdout] 0eb34c9d61d5ed1742136499e33ae989c3f3f954ac78e935cedd3961be05f34f