[INFO] fetching crate morkovmap_rc 0.4.1...
[INFO] testing morkovmap_rc-0.4.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate morkovmap_rc 0.4.1 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate morkovmap_rc 0.4.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4698d578514f87a07f3542c89ce605cdc6e4e78f5005a666830f95168fb7c8e
[INFO] running `Command { std: "docker" "start" "-a" "e4698d578514f87a07f3542c89ce605cdc6e4e78f5005a666830f95168fb7c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4698d578514f87a07f3542c89ce605cdc6e4e78f5005a666830f95168fb7c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4698d578514f87a07f3542c89ce605cdc6e4e78f5005a666830f95168fb7c8e", kill_on_drop: false }`
[INFO] [stdout] e4698d578514f87a07f3542c89ce605cdc6e4e78f5005a666830f95168fb7c8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd601525729c1c104fa156703cea5b523b383fa1430a30ae6f5a704a3d7a332c
[INFO] running `Command { std: "docker" "start" "-a" "cd601525729c1c104fa156703cea5b523b383fa1430a30ae6f5a704a3d7a332c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling libwebp-sys2 v0.1.7
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling serde_json v1.0.95
[INFO] [stderr]    Compiling csscolorparser v0.6.2
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[INFO] [stderr]    Compiling png v0.17.7
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling jpeg-encoder v0.5.1
[INFO] [stderr]    Compiling colorgrad v0.6.2
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling syn v2.0.13
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling fontdue v0.7.2
[INFO] [stderr]    Compiling rayon v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling fast_image_resize v2.7.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.0
[INFO] [stderr]    Compiling ril v0.9.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[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 24.29s
[INFO] running `Command { std: "docker" "inspect" "cd601525729c1c104fa156703cea5b523b383fa1430a30ae6f5a704a3d7a332c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd601525729c1c104fa156703cea5b523b383fa1430a30ae6f5a704a3d7a332c", kill_on_drop: false }`
[INFO] [stdout] cd601525729c1c104fa156703cea5b523b383fa1430a30ae6f5a704a3d7a332c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96cf9dae4489614215313b8add1e57fa1386f0562d2b4d35b03d25708efb8fd2
[INFO] running `Command { std: "docker" "start" "-a" "96cf9dae4489614215313b8add1e57fa1386f0562d2b4d35b03d25708efb8fd2", 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] [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]    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 `test` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "96cf9dae4489614215313b8add1e57fa1386f0562d2b4d35b03d25708efb8fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96cf9dae4489614215313b8add1e57fa1386f0562d2b4d35b03d25708efb8fd2", kill_on_drop: false }`
[INFO] [stdout] 96cf9dae4489614215313b8add1e57fa1386f0562d2b4d35b03d25708efb8fd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 285ffb0a3078252fc0312ad9a308b148599d29d06116ff0cd17b445ff55a8b99
[INFO] running `Command { std: "docker" "start" "-a" "285ffb0a3078252fc0312ad9a308b148599d29d06116ff0cd17b445ff55a8b99", 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 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/morkovmap_rc-9a0c27392610050b)
[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::position_vector_addition_works_positives ... ok
[INFO] [stdout] test sampler::tests::sampling_with_default_works ... ok
[INFO] [stdout] test sampler::tests::sampling_works ... ok
[INFO] [stdout] test sampler::tests::uniform_weights_work ... ok
[INFO] [stdout] test assigner::tests::small_assignment ... ok
[INFO] [stdout] test map2d::tests::serde_pos ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/morkovmap_rc-b9d4cb9c3bfdc6ac)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests morkovmap_rc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "285ffb0a3078252fc0312ad9a308b148599d29d06116ff0cd17b445ff55a8b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "285ffb0a3078252fc0312ad9a308b148599d29d06116ff0cd17b445ff55a8b99", kill_on_drop: false }`
[INFO] [stdout] 285ffb0a3078252fc0312ad9a308b148599d29d06116ff0cd17b445ff55a8b99
