[INFO] cloning repository https://github.com/devgar/rust-http
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devgar/rust-http" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevgar%2Frust-http", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevgar%2Frust-http'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 526bd1316a98b6c9a7b9d35da83d27613b77f8b6
[INFO] checking devgar/rust-http against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevgar%2Frust-http" "/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/devgar/rust-http on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/devgar/rust-http
[INFO] finished tweaking git repo https://github.com/devgar/rust-http
[INFO] tweaked toml for git repo https://github.com/devgar/rust-http written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/devgar/rust-http already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d869e9a3c87ea9a6cfc007f4c6ccb3330d06517fd1da78ac1db014db3b18254c
[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" "d869e9a3c87ea9a6cfc007f4c6ccb3330d06517fd1da78ac1db014db3b18254c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d869e9a3c87ea9a6cfc007f4c6ccb3330d06517fd1da78ac1db014db3b18254c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d869e9a3c87ea9a6cfc007f4c6ccb3330d06517fd1da78ac1db014db3b18254c", kill_on_drop: false }`
[INFO] [stdout] d869e9a3c87ea9a6cfc007f4c6ccb3330d06517fd1da78ac1db014db3b18254c
[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=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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0ce06ebda194b5e3f409ab7a8b626fbd24c3d5e78cd291ecf7a38bae7c7a72c
[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" "c0ce06ebda194b5e3f409ab7a8b626fbd24c3d5e78cd291ecf7a38bae7c7a72c", kill_on_drop: false }`
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking num-traits v0.1.42
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.3
[INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-04cdc3247d912b97/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.3/src/gen_mime_types.rs:22:67
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557225938090 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x557225938090 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557225938090 - std::sys_common::backtrace::_print_fmt::h6b88726367858985
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x557225938090 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hcd76ce6b485adbea
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55722594e89f - core::fmt::write::h127419eb46f2ecc9
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/fmt/mod.rs:1092:17
[INFO] [stderr]      5:     0x557225936b32 - std::io::Write::write_fmt::h0facb64ef2e7f5d8
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/io/mod.rs:1567:15
[INFO] [stderr]      6:     0x557225939c05 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x557225939c05 - std::sys_common::backtrace::print::h5cc4d09049928ba5
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x557225939c05 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5572259396b3 - std::panicking::default_hook::h123278a03b1f796b
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55722593a20d - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x557225939da7 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55722593854c - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x557225939d09 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x5572258dd241 - core::panicking::panic_fmt::h5322a082d19786c3
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5572258dd133 - core::option::expect_none_failed::h354eaa93a51d71b8
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/option.rs:1329:5
[INFO] [stderr]     16:     0x5572258f998a - core::result::Result<T,E>::unwrap::hd2aa2b4ad82cf51b
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x5572259184fb - build_script_gen_mime_types::main::h6b31030a7fd28748
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.3/src/gen_mime_types.rs:22:38
[INFO] [stderr]     18:     0x5572258f098b - core::ops::function::FnOnce::call_once::h409b1dc88dd93c74
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55722590bffe - std::sys_common::backtrace::__rust_begin_short_backtrace::h667a34144c920c19
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x5572258f06c1 - std::rt::lang_start::{{closure}}::hd7fc071ec5d0f007
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55722593a60a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3695a3fbbe44c001
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55722593a60a - std::panicking::try::do_call::he9f4b5f706c7e58d
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55722593a60a - std::panicking::try::h789d448ccf87fe6d
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55722593a60a - std::panic::catch_unwind::h7a6b31f16004913a
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55722593a60a - std::rt::lang_start_internal::h80897b41b254b288
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x5572258f06a0 - std::rt::lang_start::h91ab925d2fc6c5b9
[INFO] [stderr]                                  at /rustc/b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x557225919bdc - main
[INFO] [stderr]     28:     0x7fb8451430b3 - __libc_start_main
[INFO] [stderr]     29:     0x5572258dd8ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[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" "c0ce06ebda194b5e3f409ab7a8b626fbd24c3d5e78cd291ecf7a38bae7c7a72c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ce06ebda194b5e3f409ab7a8b626fbd24c3d5e78cd291ecf7a38bae7c7a72c", kill_on_drop: false }`
[INFO] [stdout] c0ce06ebda194b5e3f409ab7a8b626fbd24c3d5e78cd291ecf7a38bae7c7a72c