[INFO] cloning repository https://github.com/lonski/tgs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lonski/tgs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Ftgs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Ftgs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 320b77febe29b3a7a6e7e711d489a7fe90c9b388
[INFO] testing lonski/tgs against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flonski%2Ftgs" "/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/lonski/tgs on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lonski/tgs
[INFO] finished tweaking git repo https://github.com/lonski/tgs
[INFO] tweaked toml for git repo https://github.com/lonski/tgs written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/lonski/tgs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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 image v0.17.0
[INFO] [stderr]   Downloaded route-recognizer v0.1.12
[INFO] [stderr]   Downloaded rayon-core v1.3.0
[INFO] [stderr]   Downloaded serde_derive v1.0.23
[INFO] [stderr]   Downloaded serde_json v1.0.7
[INFO] [stderr]   Downloaded mime_guess v1.8.3
[INFO] [stderr]   Downloaded serde v1.0.23
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 442505bb73f234677f3768252c6e89296df5476a8107e33bec367b7eac3bb296
[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" "442505bb73f234677f3768252c6e89296df5476a8107e33bec367b7eac3bb296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "442505bb73f234677f3768252c6e89296df5476a8107e33bec367b7eac3bb296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442505bb73f234677f3768252c6e89296df5476a8107e33bec367b7eac3bb296", kill_on_drop: false }`
[INFO] [stdout] 442505bb73f234677f3768252c6e89296df5476a8107e33bec367b7eac3bb296
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 506d6d7a856c606c9bcebdae958a4cac75163304645e2ad48530f3965f79df4c
[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" "506d6d7a856c606c9bcebdae958a4cac75163304645e2ad48530f3965f79df4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling route-recognizer v0.1.12
[INFO] [stderr]    Compiling serde v1.0.23
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling idna v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling mime_guess v1.8.3
[INFO] [stderr]    Compiling serde_derive v1.0.23
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr] error: failed to run custom build command for `mime_guess v1.8.3`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-2685c963a0cefb1d/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-1.8.3/src/gen_mime_types.rs:22:67
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55c1b8a0c2a0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55c1b8a0c2a0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55c1b8a0c2a0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55c1b8a0c2a0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x55c1b8a24f4c - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x55c1b8a0a972 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x55c1b8a0e3cd - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55c1b8a0e3cd - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55c1b8a0e3cd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x55c1b8a0e078 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x55c1b8a0ea51 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x55c1b8a0e5f9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x55c1b8a0c72c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x55c1b8a0e5b9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x55c1b8a24261 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x55c1b8a24083 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x55c1b89d0f1b - core::result::Result<T,E>::unwrap::h52c2c6662cebfbe9
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x55c1b89c5d3f - build_script_gen_mime_types::main::h9f7cca55c241ff96
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.8.3/src/gen_mime_types.rs:22
[INFO] [stderr]     18:     0x55c1b89c7d2b - core::ops::function::FnOnce::call_once::hd4ed12f5e86b6c67
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x55c1b89ebaae - std::sys_common::backtrace::__rust_begin_short_backtrace::h0adefcf790d4f399
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x55c1b89c76a1 - std::rt::lang_start::{{closure}}::h9a4b4304ff8247f5
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x55c1b8a0ee77 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x55c1b8a0ee77 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x55c1b8a0ee77 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x55c1b8a0ee77 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x55c1b8a0ee77 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x55c1b89c7677 - std::rt::lang_start::h709c64f8f3c5a967
[INFO] [stderr]                                  at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x55c1b89c73ba - main
[INFO] [stderr]     28:     0x7f680d89f0b3 - __libc_start_main
[INFO] [stderr]     29:     0x55c1b89b20ae - _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" "506d6d7a856c606c9bcebdae958a4cac75163304645e2ad48530f3965f79df4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506d6d7a856c606c9bcebdae958a4cac75163304645e2ad48530f3965f79df4c", kill_on_drop: false }`
[INFO] [stdout] 506d6d7a856c606c9bcebdae958a4cac75163304645e2ad48530f3965f79df4c
