[INFO] fetching crate morkovmap_rc 0.4.1...
[INFO] testing morkovmap_rc-0.4.1 against 1.94.0 for beta-1.95-1
[INFO] extracting crate morkovmap_rc 0.4.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate morkovmap_rc 0.4.1
[INFO] finished tweaking crates.io crate morkovmap_rc 0.4.1
[INFO] tweaked toml for crates.io crate morkovmap_rc 0.4.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate morkovmap_rc 0.4.1 on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate morkovmap_rc 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] cc3f76624cf61d4879d75957f03b891236d1aa86cd3c01158f70e7dc84fcaea5
[INFO] running `Command { std: "docker" "start" "-a" "cc3f76624cf61d4879d75957f03b891236d1aa86cd3c01158f70e7dc84fcaea5", kill_on_drop: false }`
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[INFO] [stderr]    Compiling morkovmap_rc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `TileMap` is never used
[INFO] [stdout]  --> src/map.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait TileMap {}
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:78:109
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |             --                  -- the lifetime is named here                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn finalize_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:93:140
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |       --                  -- the lifetime is named here                   -- the lifetime is named here            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |       |
[INFO] [stdout]    |       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn unassign_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.86s
[INFO] running `Command { std: "docker" "inspect" "cc3f76624cf61d4879d75957f03b891236d1aa86cd3c01158f70e7dc84fcaea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3f76624cf61d4879d75957f03b891236d1aa86cd3c01158f70e7dc84fcaea5", kill_on_drop: false }`
[INFO] [stdout] cc3f76624cf61d4879d75957f03b891236d1aa86cd3c01158f70e7dc84fcaea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b6b231606a7877b9b76601e40959b6928dd4c0593c6e097f4f43f16e6c3b6fa
[INFO] running `Command { std: "docker" "start" "-a" "5b6b231606a7877b9b76601e40959b6928dd4c0593c6e097f4f43f16e6c3b6fa", kill_on_drop: false }`
[INFO] [stdout] warning: trait `TileMap` is never used
[INFO] [stdout]  --> src/map.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait TileMap {}
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:78:109
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |             --                  -- the lifetime is named here                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn finalize_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling morkovmap_rc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:93:140
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |       --                  -- the lifetime is named here                   -- the lifetime is named here            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |       |
[INFO] [stdout]    |       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn unassign_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `TileMap` is never used
[INFO] [stdout]  --> src/map.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait TileMap {}
[INFO] [stdout]   |       ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:78:109
[INFO] [stdout]    |
[INFO] [stdout] 78 | ...ile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |             --                  -- the lifetime is named here                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn finalize_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                              ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/map2d.rs:93:140
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |       --                  -- the lifetime is named here                   -- the lifetime is named here            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |       |
[INFO] [stdout]    |       the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: consistently use `'n`
[INFO] [stdout]    |
[INFO] [stdout] 93 |     pub fn unassign_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stdout]    |                                                                                                                                             ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "5b6b231606a7877b9b76601e40959b6928dd4c0593c6e097f4f43f16e6c3b6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b6b231606a7877b9b76601e40959b6928dd4c0593c6e097f4f43f16e6c3b6fa", kill_on_drop: false }`
[INFO] [stdout] 5b6b231606a7877b9b76601e40959b6928dd4c0593c6e097f4f43f16e6c3b6fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7a2aac232dbe3f7c13967f9073bb50b4fb9e26d17a29a445bafb78b0eb1b37be
[INFO] running `Command { std: "docker" "start" "-a" "7a2aac232dbe3f7c13967f9073bb50b4fb9e26d17a29a445bafb78b0eb1b37be", kill_on_drop: false }`
[INFO] [stderr] warning: trait `TileMap` is never used
[INFO] [stderr]  --> src/map.rs:1:7
[INFO] [stderr]   |
[INFO] [stderr] 1 | trait TileMap {}
[INFO] [stderr]   |       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/map2d.rs:78:109
[INFO] [stderr]    |
[INFO] [stderr] 78 | ...ile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stderr]    |             --                  -- the lifetime is named here                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'n`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn finalize_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, assignment: K) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stderr]    |                                                                                                              ++
[INFO] [stderr] 
[INFO] [stderr] warning: eliding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/map2d.rs:93:140
[INFO] [stderr]    |
[INFO] [stderr] 93 | ...>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stderr]    |       --                  -- the lifetime is named here                   -- the lifetime is named here            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stderr]    |       |
[INFO] [stderr]    |       the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: consistently use `'n`
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn unassign_tile<'n>(&'n mut self, tile: &'n ThreadsafeNodeRef<AG, K, MP>, distribution: &'n MultinomialDistribution<K>) -> Option<&'n ThreadsafeNodeRef<AG, K, MP>> {
[INFO] [stderr]    |                                                                                                                                             ++
[INFO] [stderr] 
[INFO] [stderr] warning: `morkovmap_rc` (lib) generated 3 warnings (run `cargo fix --lib -p morkovmap_rc` to apply 2 suggestions)
[INFO] [stderr] warning: `morkovmap_rc` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morkovmap_rc-50927efd27681c7e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test map2d::tests::adjacents_cardinal_sane ... ok
[INFO] [stdout] test map2d::tests::position_vector_addition_works_one_negative ... ok
[INFO] [stdout] test map2d::tests::serde_pos ... ok
[INFO] [stdout] test sampler::tests::sampling_with_default_works ... ok
[INFO] [stdout] test map2d::tests::position_vector_addition_works_positives ... ok
[INFO] [stdout] test assigner::tests::small_assignment ... ok
[INFO] [stdout] test sampler::tests::sampling_works ... ok
[INFO] [stdout] test sampler::tests::uniform_weights_work ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- sampler::tests::uniform_weights_work stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'sampler::tests::uniform_weights_work' (31) panicked at src/sampler.rs:208:9:
[INFO] [stdout] assertion failed: key_one.contains("a")
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b6fb44f41b2 - std::backtrace_rs::backtrace::libunwind::trace::hff358a60abf734fc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5b6fb44f41b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h3b121f916dd95ec6
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5b6fb44f41b2 - std::sys::backtrace::_print_fmt::hde0a62ded68798e9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5b6fb44f41b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h93773fc827e3113d
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5b6fb450569a - core::fmt::rt::Argument::fmt::h01eff69902dad97f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5b6fb450569a - core::fmt::write::hed7b5c73d82ecb7c
[INFO] [stdout]    6:     0x5b6fb44c2ef6 - std::io::default_write_fmt::h2f696ff5b8bbaa4b
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5b6fb44c2ef6 - std::io::Write::write_fmt::h5e66814db8a9cfce
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5b6fb44d3699 - std::sys::backtrace::BacktraceLock::print::h8b1d6fcc5a56d1a3
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5b6fb44d3699 - std::panicking::default_hook::{{closure}}::h2be84df4f189ae36
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5b6fb44d3531 - std::panicking::default_hook::hf0ea8939246f43a9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5b6fb4459dee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h02d35e3888986252
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5b6fb4459dee - test::test_main_with_exit_callback::{{closure}}::h939640a27d647173
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5b6fb44d3912 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hc9df09ff391af3e7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5b6fb44d3912 - std::panicking::panic_with_hook::hb4bd9ac1123582a0
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5b6fb44d378a - std::panicking::panic_handler::{{closure}}::hde00dd15f5637fe2
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5b6fb44cece9 - std::sys::backtrace::__rust_end_short_backtrace::hb72197fa777c1785
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5b6fb44b7d2d - __rustc[4425a7e20b4c8619]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5b6fb450cadc - core::panicking::panic_fmt::ha59b517dd231f4da
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5b6fb450caa2 - core::panicking::panic::hbff2745fd4c5afec
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5b6fb442e5aa - morkovmap_rc::sampler::tests::uniform_weights_work::h2c6f624d3cf6db88
[INFO] [stdout]                                at /opt/rustwide/workdir/src/sampler.rs:208:9
[INFO] [stdout]   21:     0x5b6fb442e8e7 - morkovmap_rc::sampler::tests::uniform_weights_work::{{closure}}::h55822dbaa3132d24
[INFO] [stdout]                                at /opt/rustwide/workdir/src/sampler.rs:203:30
[INFO] [stdout]   22:     0x5b6fb44321d6 - core::ops::function::FnOnce::call_once::h8fa65c6d5083120f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5b6fb4459bab - core::ops::function::FnOnce::call_once::hddb3cd395c36bfbb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5b6fb4459bab - test::__rust_begin_short_backtrace::h0b6a7601d9750bfa
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5b6fb446d5ba - test::run_test_in_process::{{closure}}::h444209903f00b347
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5b6fb446d5ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hfb3ba8f46e537649
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5b6fb446d5ba - std::panicking::catch_unwind::do_call::h1672a45911fcf9dc
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5b6fb446d5ba - std::panicking::catch_unwind::h0fadaee22787a6dd
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5b6fb446d5ba - std::panic::catch_unwind::hc47ad190f2c8e188
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5b6fb446d5ba - test::run_test_in_process::hcd7faaf934f29999
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5b6fb446d5ba - test::run_test::{{closure}}::hddc4550da4871867
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5b6fb4447a14 - test::run_test::{{closure}}::h98ae26689f13ed94
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5b6fb4447a14 - std::sys::backtrace::__rust_begin_short_backtrace::h3ec4d1f21ad44588
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5b6fb444b3b2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd8bf2c73d479939f
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x5b6fb444b3b2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h3b4248f358af2491
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5b6fb444b3b2 - std::panicking::catch_unwind::do_call::hda10a64f4b8daebe
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5b6fb444b3b2 - std::panicking::catch_unwind::h659e5ee8336ec8c7
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5b6fb444b3b2 - std::panic::catch_unwind::h9d4d66a538912c18
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5b6fb444b3b2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h7557906bb51d79f1
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x5b6fb444b3b2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9e460d1d7fc83d35
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5b6fb44c9f7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h61282da819d64ea9
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x5b6fb44c9f7f - std::sys::thread::unix::Thread::new::thread_start::h982f9ea829d1b5fb
[INFO] [stdout]                                at /rustc/4a4ef493e3a1488c6e321570238084b38948f6db/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x7b407f41baa4 - <unknown>
[INFO] [stdout]   44:     0x7b407f4a8a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     sampler::tests::uniform_weights_work
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "7a2aac232dbe3f7c13967f9073bb50b4fb9e26d17a29a445bafb78b0eb1b37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2aac232dbe3f7c13967f9073bb50b4fb9e26d17a29a445bafb78b0eb1b37be", kill_on_drop: false }`
[INFO] [stdout] 7a2aac232dbe3f7c13967f9073bb50b4fb9e26d17a29a445bafb78b0eb1b37be
