[INFO] cloning repository https://github.com/coder543/u [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coder543/u" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Fu", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Fu'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8c72018fb7743abe42976845be7c8919eac21380 [INFO] checking coder543/u against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoder543%2Fu" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/coder543/u on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/coder543/u [INFO] finished tweaking git repo https://github.com/coder543/u [INFO] tweaked toml for git repo https://github.com/coder543/u written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/coder543/u already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matches v0.1.6 [INFO] [stderr] Downloaded rand v0.3.18 [INFO] [stderr] Downloaded pkg-config v0.3.9 [INFO] [stderr] Downloaded cc v1.0.3 [INFO] [stderr] Downloaded crypt32-sys v0.2.0 [INFO] [stderr] Downloaded siphasher v0.2.2 [INFO] [stderr] Downloaded futures-cpupool v0.1.7 [INFO] [stderr] Downloaded time v0.1.38 [INFO] [stderr] Downloaded vcpkg v0.2.2 [INFO] [stderr] Downloaded log v0.3.8 [INFO] [stderr] Downloaded scoped-tls v0.1.0 [INFO] [stderr] Downloaded hyper v0.11.6 [INFO] [stderr] Downloaded core-foundation-sys v0.2.3 [INFO] [stderr] Downloaded net2 v0.2.31 [INFO] [stderr] Downloaded iovec v0.1.1 [INFO] [stderr] Downloaded phf v0.7.21 [INFO] [stderr] Downloaded percent-encoding v1.0.0 [INFO] [stderr] Downloaded libc v0.2.33 [INFO] [stderr] Downloaded crc-core v0.1.0 [INFO] [stderr] Downloaded security-framework v0.1.16 [INFO] [stderr] Downloaded bytes v0.4.5 [INFO] [stderr] Downloaded tokio-proto v0.1.1 [INFO] [stderr] Downloaded security-framework-sys v0.1.16 [INFO] [stderr] Downloaded secur32-sys v0.2.0 [INFO] [stderr] Downloaded advapi32-sys v0.2.0 [INFO] [stderr] Downloaded tokio-io v0.1.4 [INFO] [stderr] Downloaded build_const v0.2.0 [INFO] [stderr] Downloaded rustc_version v0.1.7 [INFO] [stderr] Downloaded bitflags v0.9.1 [INFO] [stderr] Downloaded lazycell v0.5.1 [INFO] [stderr] Downloaded native-tls v0.1.4 [INFO] [stderr] Downloaded phf_codegen v0.7.21 [INFO] [stderr] Downloaded lazy_static v0.2.9 [INFO] [stderr] Downloaded httparse v1.2.3 [INFO] [stderr] Downloaded core-foundation v0.2.3 [INFO] [stderr] Downloaded slab v0.4.0 [INFO] [stderr] Downloaded openssl-sys v0.9.20 [INFO] [stderr] Downloaded mio v0.6.11 [INFO] [stderr] Downloaded libflate v0.1.12 [INFO] [stderr] Downloaded serde v1.0.19 [INFO] [stderr] Downloaded take v0.1.0 [INFO] [stderr] Downloaded crc v1.5.0 [INFO] [stderr] Downloaded relay v0.1.0 [INFO] [stderr] Downloaded redox_syscall v0.1.31 [INFO] [stderr] Downloaded slab v0.3.0 [INFO] [stderr] Downloaded base64 v0.6.0 [INFO] [stderr] Downloaded safemem v0.2.0 [INFO] [stderr] Downloaded num_cpus v1.7.0 [INFO] [stderr] Downloaded serde_urlencoded v0.5.1 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.2.0 [INFO] [stderr] Downloaded tokio-service v0.1.0 [INFO] [stderr] Downloaded itoa v0.3.4 [INFO] [stderr] Downloaded unicase v2.0.0 [INFO] [stderr] Downloaded fuchsia-zircon v0.2.1 [INFO] [stderr] Downloaded mime_guess v2.0.0-alpha.2 [INFO] [stderr] Downloaded tempdir v0.3.5 [INFO] [stderr] Downloaded uuid v0.5.1 [INFO] [stderr] Downloaded adler32 v1.0.2 [INFO] [stderr] Downloaded phf_generator v0.7.21 [INFO] [stderr] Downloaded num-traits v0.1.40 [INFO] [stderr] Downloaded url v1.6.0 [INFO] [stderr] Downloaded hyper-tls v0.1.2 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded cfg-if v0.1.2 [INFO] [stderr] Downloaded version_check v0.1.3 [INFO] [stderr] Downloaded schannel v0.1.8 [INFO] [stderr] Downloaded reqwest v0.8.1 [INFO] [stderr] Downloaded phf_shared v0.7.21 [INFO] [stderr] Downloaded byteorder v1.1.0 [INFO] [stderr] Downloaded openssl v0.9.20 [INFO] [stderr] Downloaded mime v0.3.5 [INFO] [stderr] Downloaded idna v0.1.4 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded tokio-tls v0.1.3 [INFO] [stderr] Downloaded foreign-types v0.2.0 [INFO] [stderr] Downloaded serde_json v1.0.6 [INFO] [stderr] Downloaded unicode-normalization v0.1.5 [INFO] [stderr] Downloaded tokio-core v0.1.10 [INFO] [stderr] Downloaded smallvec v0.2.1 [INFO] [stderr] Downloaded futures v0.1.17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7c35ac607ea5a4f150a7f927b9eb7d04635e9e9ca1118862a3df8c952e9d1604 [INFO] running `Command { std: "docker" "start" "-a" "7c35ac607ea5a4f150a7f927b9eb7d04635e9e9ca1118862a3df8c952e9d1604", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c35ac607ea5a4f150a7f927b9eb7d04635e9e9ca1118862a3df8c952e9d1604", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c35ac607ea5a4f150a7f927b9eb7d04635e9e9ca1118862a3df8c952e9d1604", kill_on_drop: false }` [INFO] [stdout] 7c35ac607ea5a4f150a7f927b9eb7d04635e9e9ca1118862a3df8c952e9d1604 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ea023970d6cfb4f28bd3d6dcca146c73d9f0491bbd08c7884c6e71353bb6d4e4 [INFO] running `Command { std: "docker" "start" "-a" "ea023970d6cfb4f28bd3d6dcca146c73d9f0491bbd08c7884c6e71353bb6d4e4", kill_on_drop: false }` [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking take v0.1.0 [INFO] [stderr] Checking smallvec v0.2.1 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Compiling u v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling openssl-sys v0.9.20 [INFO] [stderr] Checking tokio-io v0.1.4 [INFO] [stderr] Checking url v1.6.0 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-f96957c5f616bff4/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-2.0.0-alpha.2/src/gen_mime_types.rs:22:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55760921d867 - std::backtrace_rs::backtrace::libunwind::trace::h746c3e9529d524bc [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55760921d867 - std::backtrace_rs::backtrace::trace_unsynchronized::h84373278bfb39e0c [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55760921d867 - std::sys_common::backtrace::_print_fmt::h517324efde750597 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55760921d867 - ::fmt::hf594ab77fac89284 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55760923470c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55760921bae2 - std::io::Write::write_fmt::h3f6656f045fa877f [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55760921f595 - std::sys_common::backtrace::_print::hda7655c057c24dcc [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55760921f595 - std::sys_common::backtrace::print::h546a6c8431d46287 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55760921f595 - std::panicking::default_hook::{{closure}}::h006dd083853faf51 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55760921f0f3 - std::panicking::default_hook::hf0f9afb1017317fc [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55760921fd31 - std::panicking::rust_panic_with_hook::hb7a19826c029b1d6 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55760921f877 - std::panicking::begin_panic_handler::{{closure}}::hde71edcd925d0c5e [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55760921dd2c - std::sys_common::backtrace::__rust_end_short_backtrace::h8a3c7d6cea578919 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55760921f7d9 - rust_begin_unwind [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x557609233ae1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x557609233903 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x5576091ea2cb - core::result::Result::unwrap::h0f8c65cab0e72186 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x5576091d92f1 - build_script_gen_mime_types::main::heb3c38499350eeb0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.2/src/gen_mime_types.rs:22:38 [INFO] [stderr] 18: 0x5576091d761b - core::ops::function::FnOnce::call_once::h2cb66dbf88b3e696 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5576091ed5ee - std::sys_common::backtrace::__rust_begin_short_backtrace::ha09a30dd5f45d543 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5576091da9e1 - std::rt::lang_start::{{closure}}::h558b874485dbd2d3 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x557609220157 - core::ops::function::impls:: for &F>::call_once::h54c39b9b8451875a [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x557609220157 - std::panicking::try::do_call::hcdfba51a06e21b42 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x557609220157 - std::panicking::try::h77386c66889b2066 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x557609220157 - std::panic::catch_unwind::hc55a0d8aadca44f0 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x557609220157 - std::rt::lang_start_internal::h97dca9624db2aa85 [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5576091da9b7 - std::rt::lang_start::h1d0813f515584ead [INFO] [stderr] at /rustc/575650af7d7ca88602df28e39d27bf3e456c306e/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5576091da96a - main [INFO] [stderr] 28: 0x7ff91be5d0b3 - __libc_start_main [INFO] [stderr] 29: 0x5576091c20ae - _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" "ea023970d6cfb4f28bd3d6dcca146c73d9f0491bbd08c7884c6e71353bb6d4e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea023970d6cfb4f28bd3d6dcca146c73d9f0491bbd08c7884c6e71353bb6d4e4", kill_on_drop: false }` [INFO] [stdout] ea023970d6cfb4f28bd3d6dcca146c73d9f0491bbd08c7884c6e71353bb6d4e4