[INFO] cloning repository https://github.com/vldm/playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vldm/playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldm%2Fplayground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldm%2Fplayground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2751e76ab683c2fc8e2ffcc7b92412aae2e67e3c
[INFO] documenting vldm/playground against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldm%2Fplayground" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vldm/playground on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vldm/playground
[INFO] finished tweaking git repo https://github.com/vldm/playground
[INFO] tweaked toml for git repo https://github.com/vldm/playground written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/vldm/playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a4ebfe9aaab1620fa89997226d67d0c45c9cd78210824d9addd6cefa330cb6d
[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" "0a4ebfe9aaab1620fa89997226d67d0c45c9cd78210824d9addd6cefa330cb6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a4ebfe9aaab1620fa89997226d67d0c45c9cd78210824d9addd6cefa330cb6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4ebfe9aaab1620fa89997226d67d0c45c9cd78210824d9addd6cefa330cb6d", kill_on_drop: false }`
[INFO] [stdout] 0a4ebfe9aaab1620fa89997226d67d0c45c9cd78210824d9addd6cefa330cb6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--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] 6d91fbad1ee5a0920029347a214039e1829cf717dfe68822b8728d45349e3081
[INFO] running `Command { std: "docker" "start" "-a" "6d91fbad1ee5a0920029347a214039e1829cf717dfe68822b8728d45349e3081", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling unwrap v1.1.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling xattr v0.2.1
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]    Compiling pest_derive v1.0.7
[INFO] [stderr]     Checking serde_json v1.0.21
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking itertools-num v0.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.1.2
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling tar v0.4.15
[INFO] [stderr]     Checking criterion-stats v0.2.3
[INFO] [stderr]    Compiling msdos_time v0.1.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]     Checking criterion-plot v0.2.3
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking simplelog v0.5.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]     Checking rust_decimal v0.8.1
[INFO] [stderr]     Checking handlebars v0.31.0
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.6
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr] error: failed to run custom build command for `miniz-sys v0.1.10`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/miniz-sys-d65058fae0d4b0ef/build-script-build` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/miniz-sys-3922c75bc9a4a296/out/miniz.o" "-c" "miniz.c"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread '<unnamed>' panicked at 'attempted to leave type `nodrop::NoDrop<(epoch::Epoch, garbage::Bag)>` uninitialized, which is invalid', /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/mem/mod.rs:663:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5621201ddae0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x5621201ddae0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x5621201ddae0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x5621201ddae0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x5621201fd4ac - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stderr]      5:     0x5621201da3a5 - std::io::Write::write_fmt::hd42607e5d8e44db0
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stderr]      6:     0x5621201dfceb - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x5621201dfceb - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x5621201dfceb - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x5621201df7c1 - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x5621201e03b4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x5621201dfe67 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x5621201ddfbc - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x5621201dfdf9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x5621201323a1 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x5621201322ed - core::panicking::panic::h8a6bc58a21c6c095
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x5621201ba668 - core::mem::uninitialized::ha56d280d8807d804
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/mem/mod.rs:663:9
[INFO] [stderr]     17:     0x5621201ba668 - crossbeam_epoch::sync::queue::Queue<T>::new::haee68977c6f895e5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/sync/queue.rs:57:28
[INFO] [stderr]     18:     0x5621201bc5ba - crossbeam_epoch::internal::Global::new::h59b7a50b19e5baa7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/internal.rs:63:20
[INFO] [stderr]     19:     0x5621201c23c1 - crossbeam_epoch::collector::Collector::new::h38ddf238ea2e354c
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/collector.rs:32:38
[INFO] [stderr]     20:     0x5621201b8b9a - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__static_ref_initialize::h5a2c9c15a3f8fba9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:12:39
[INFO] [stderr]     21:     0x5621201b8b9a - core::ops::function::FnOnce::call_once::h374a206de584d05b
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     22:     0x5621201c2444 - lazy_static::lazy::Lazy<T>::get::{{closure}}::ha1cfd7e520a1115e
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:24:45
[INFO] [stderr]     23:     0x5621201bebce - std::sync::once::Once::call_once::{{closure}}::h10eaf8399e233f03
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sync/once.rs:261:41
[INFO] [stderr]     24:     0x562120131a0c - std::sync::once::Once::call_inner::h35a51d54c8f07530
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sync/once.rs:418:21
[INFO] [stderr]     25:     0x5621201beb58 - std::sync::once::Once::call_once::hbd98820a15a167b5
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sync/once.rs:261:9
[INFO] [stderr]     26:     0x5621201bf3b1 - lazy_static::lazy::Lazy<T>::get::h1ec381483dcd9234
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:23:13
[INFO] [stderr]     27:     0x5621201bf3b1 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__stability::h1a96f9f444f66388
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lib.rs:148:25
[INFO] [stderr]     28:     0x5621201bf3b1 - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::h3a27ba91a8f4b92d
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lib.rs:150:21
[INFO] [stderr]     29:     0x5621201bf3e1 - crossbeam_epoch::default::HANDLE::__init::hc539bf7cec0a3fac
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:17:29
[INFO] [stderr]     30:     0x5621201b8c09 - core::ops::function::FnOnce::call_once::haee19ded7c0b585c
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     31:     0x5621201bebfc - std::thread::local::lazy::LazyKeyInner<T>::initialize::h9c6a9127587d7ea8
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:431:25
[INFO] [stderr]     32:     0x5621201bb4f0 - std::thread::local::fast::Key<T>::try_initialize::h7597d295e72200e5
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:609:31
[INFO] [stderr]     33:     0x5621201bb637 - std::thread::local::fast::Key<T>::get::h3bda5208db8fff2d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:592:29
[INFO] [stderr]     34:     0x56212019385d - crossbeam_epoch::default::HANDLE::__getit::ha45c9c05bc85614d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:311:26
[INFO] [stderr]     35:     0x5621201924c8 - std::thread::local::LocalKey<T>::try_with::he0c902cc8210fe27
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:398:32
[INFO] [stderr]     36:     0x56212019209f - std::thread::local::LocalKey<T>::with::h4145fbf9b24d0a53
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/local.rs:375:9
[INFO] [stderr]     37:     0x56212019387e - crossbeam_epoch::default::is_pinned::ha69706ccb46d1825
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:33:5
[INFO] [stderr]     38:     0x562120187244 - crossbeam_deque::Stealer<T>::steal::he0e434759c5a3b41
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.2.0/src/lib.rs:714:12
[INFO] [stderr]     39:     0x56212018f173 - rayon_core::registry::WorkerThread::steal::{{closure}}::hd3f4a6bfbdd9b7e0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:622:27
[INFO] [stderr]     40:     0x56212018c36b - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h7e3022649264d4d5
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:269:13
[INFO] [stderr]     41:     0x562120194751 - core::iter::traits::iterator::Iterator::find_map::check::{{closure}}::hc5c0b0b4d0ca6086
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/traits/iterator.rs:2411:32
[INFO] [stderr]     42:     0x56212017b371 - core::iter::adapters::filter::filter_try_fold::{{closure}}::h13e35517e62f00f0
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/adapters/filter.rs:44:44
[INFO] [stderr]     43:     0x56212017b09c - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h6a49133ef86a341b
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:269:13
[INFO] [stderr]     44:     0x562120194993 - core::iter::traits::iterator::Iterator::try_fold::h5aa46e4cd83880bb
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/traits/iterator.rs:1998:21
[INFO] [stderr]     45:     0x5621201934ae - <core::iter::adapters::chain::Chain<A,B> as core::iter::traits::iterator::Iterator>::try_fold::heade9392c945b5ed
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/adapters/chain.rs:104:19
[INFO] [stderr]     46:     0x56212017ab0c - <core::iter::adapters::filter::Filter<I,P> as core::iter::traits::iterator::Iterator>::try_fold::h17ce37df255f0d19
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/adapters/filter.rs:93:9
[INFO] [stderr]     47:     0x56212017b24b - core::iter::traits::iterator::Iterator::find_map::hf294c5bb87338091
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/traits/iterator.rs:2417:9
[INFO] [stderr]     48:     0x5621201937e9 - <core::iter::adapters::filter_map::FilterMap<I,F> as core::iter::traits::iterator::Iterator>::next::h47b957742006bee2
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/iter/adapters/filter_map.rs:61:9
[INFO] [stderr]     49:     0x56212018f0b2 - rayon_core::registry::WorkerThread::steal::h9ded946bcd009682
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:616:9
[INFO] [stderr]     50:     0x56212018ed82 - rayon_core::registry::WorkerThread::wait_until_cold::{{closure}}::he28a97e3d8310971
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:564:48
[INFO] [stderr]     51:     0x5621201783f1 - core::option::Option<T>::or_else::h8c2ccb394e0345ce
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/option.rs:1124:21
[INFO] [stderr]     52:     0x56212018ea67 - rayon_core::registry::WorkerThread::wait_until_cold::ha76b78f776b382cf
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:563:32
[INFO] [stderr]     53:     0x56212018e47c - rayon_core::registry::WorkerThread::wait_until::h36a6f967e114125b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:543:13
[INFO] [stderr]     54:     0x56212018f7d6 - rayon_core::registry::main_loop::h0696aae95d2ca5f9
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:674:5
[INFO] [stderr]     55:     0x56212018d9fc - rayon_core::registry::Registry::new::{{closure}}::h298d02b14b338662
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:134:54
[INFO] [stderr]     56:     0x56212017effe - std::sys_common::backtrace::__rust_begin_short_backtrace::h7ca74323c286e935
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     57:     0x56212018b672 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h108d46d07376a9cf
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stderr]     58:     0x562120193432 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hee2e310ca6fec37b
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stderr]     59:     0x5621201879d4 - std::panicking::try::do_call::h170552c35b18c86d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stderr]     60:     0x562120188b3d - __rust_try
[INFO] [stderr]     61:     0x5621201878c0 - std::panicking::try::he55bb98c0c55982f
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stderr]     62:     0x562120194252 - std::panic::catch_unwind::hcbcd66611963970d
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stderr]     63:     0x56212018b46c - std::thread::Builder::spawn_unchecked::{{closure}}::h328fe668b726d337
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stderr]     64:     0x56212017c9df - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2955d07e6f7b88a9
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     65:     0x5621201e6217 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stderr]     66:     0x5621201e6217 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stderr]     67:     0x5621201e6217 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stderr]                                  at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stderr]     68:     0x7fd4b1b85609 - start_thread
[INFO] [stderr]     69:     0x7fd4b1957293 - clone
[INFO] [stderr]     70:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d91fbad1ee5a0920029347a214039e1829cf717dfe68822b8728d45349e3081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d91fbad1ee5a0920029347a214039e1829cf717dfe68822b8728d45349e3081", kill_on_drop: false }`
[INFO] [stdout] 6d91fbad1ee5a0920029347a214039e1829cf717dfe68822b8728d45349e3081
