[INFO] fetching crate sampling 0.2.0...
[INFO] testing sampling-0.2.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate sampling 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate sampling 0.2.0
[INFO] finished tweaking crates.io crate sampling 0.2.0
[INFO] tweaked toml for crates.io crate sampling 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sampling 0.2.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 91 packages to latest compatible versions
[INFO] [stderr]       Adding average v0.15.1 (available: v0.16.0)
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rand_pcg v0.3.1 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-ord v0.3.2
[INFO] [stderr]   Downloaded simba v0.9.1
[INFO] [stderr]   Downloaded average v0.15.1
[INFO] [stderr]   Downloaded statrs v0.18.0
[INFO] [stderr]   Downloaded nalgebra v0.33.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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_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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d37dc2c6895a340340d3dcd49e2de68b447fca4e308e583cdb3b8d769197be6
[INFO] running `Command { std: "docker" "start" "-a" "7d37dc2c6895a340340d3dcd49e2de68b447fca4e308e583cdb3b8d769197be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d37dc2c6895a340340d3dcd49e2de68b447fca4e308e583cdb3b8d769197be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d37dc2c6895a340340d3dcd49e2de68b447fca4e308e583cdb3b8d769197be6", kill_on_drop: false }`
[INFO] [stdout] 7d37dc2c6895a340340d3dcd49e2de68b447fca4e308e583cdb3b8d769197be6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e06ffd0fc171a852bdd47f4bbb51b182959c8a3d7579dcadca1af0a4501f4d2
[INFO] running `Command { std: "docker" "start" "-a" "1e06ffd0fc171a852bdd47f4bbb51b182959c8a3d7579dcadca1af0a4501f4d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling strength_reduce v0.2.4
[INFO] [stderr]    Compiling float-ord v0.3.2
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling average v0.15.1
[INFO] [stderr]    Compiling sampling v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rewl/rewl.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:10:23
[INFO] [stdout]     |
[INFO] [stdout]  10 | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rees/rees.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.96s
[INFO] running `Command { std: "docker" "inspect" "1e06ffd0fc171a852bdd47f4bbb51b182959c8a3d7579dcadca1af0a4501f4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e06ffd0fc171a852bdd47f4bbb51b182959c8a3d7579dcadca1af0a4501f4d2", kill_on_drop: false }`
[INFO] [stdout] 1e06ffd0fc171a852bdd47f4bbb51b182959c8a3d7579dcadca1af0a4501f4d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab976104f9dd4efe24dd1751816ff31ad2889b451b85a9e9eabc0f4e2ae296a0
[INFO] running `Command { std: "docker" "start" "-a" "ab976104f9dd4efe24dd1751816ff31ad2889b451b85a9e9eabc0f4e2ae296a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling bytemuck v1.24.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling clap_builder v4.5.51
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling wide v0.7.33
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling transpose v0.2.3
[INFO] [stderr]    Compiling clap v4.5.51
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling serde-big-array v0.5.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling average v0.15.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling sampling v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nalgebra v0.33.2
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rewl/rewl.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:10:23
[INFO] [stdout]     |
[INFO] [stdout]  10 | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rees/rees.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling statrs v0.18.0
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rewl/rewl.rs:197:25
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:10:23
[INFO] [stdout]     |
[INFO] [stdout]  10 | #![deny(missing_docs, warnings)]
[INFO] [stdout]     |                       ^^^^^^^^
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/rees/rees.rs:137:25
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stdout]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stdout]     |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "ab976104f9dd4efe24dd1751816ff31ad2889b451b85a9e9eabc0f4e2ae296a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab976104f9dd4efe24dd1751816ff31ad2889b451b85a9e9eabc0f4e2ae296a0", kill_on_drop: false }`
[INFO] [stdout] ab976104f9dd4efe24dd1751816ff31ad2889b451b85a9e9eabc0f4e2ae296a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2241dec5fc1ebde67876d7d36597f2617fa29af55f7eae84c1b1e5c027a126b
[INFO] running `Command { std: "docker" "start" "-a" "c2241dec5fc1ebde67876d7d36597f2617fa29af55f7eae84c1b1e5c027a126b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rewl/rewl.rs:197:25
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stderr]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:10:23
[INFO] [stderr]     |
[INFO] [stderr]  10 | #![deny(missing_docs, warnings)]
[INFO] [stderr]     |                       ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` implied by `#[warn(warnings)]`
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 197 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stderr]     |                                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/rees/rees.rs:137:25
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<Ensemble>>
[INFO] [stderr]     |                         ^^^^^                          ^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn get_ensemble(&self, index: usize) -> Option<RwLockReadGuard<'_, Ensemble>>
[INFO] [stderr]     |                                                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: `sampling` (lib) generated 2 warnings (run `cargo fix --lib -p sampling` to apply 2 suggestions)
[INFO] [stderr] warning: `sampling` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sampling-ac8d6e91f591c0db)
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test heatmap::heatmap::tests::equality_test ... ok
[INFO] [stdout] test heatmap::heatmap::tests::row_test ... ok
[INFO] [stdout] test heatmap::heatmap_f_mean::tests::average_test ... ok
[INFO] [stdout] test heatmap::heatmap_u_mean::tests::average_test ... ok
[INFO] [stdout] test heatmap::heatmap::tests::transpose_test ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::hist_combine ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::hist_inside ... ok
[INFO] [stdout] test histogram::atomic_hist_float::tests::f64_hist ... ok
[INFO] [stdout] test heatmap::heatmap::tests::combine_test ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::overlapping_partition_test2 ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::mul_testing ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::unit_test_distance ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::extreme_vals ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::index_test ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::other_binning_hist_test ... ok
[INFO] [stdout] test histogram::atomic_hist_float::tests::hist_float ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::test_combining ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::other_binning_hist_test2 ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_i128 ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::partion_test ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_i8 ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_i16 ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_ord ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_u128 ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::hist_combine ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::hist_creation ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::hist_fast ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::hist_try_add ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::overlapping_partition_test2 ... ok
[INFO] [stdout] test histogram::histogram_fast::tests::partion_test ... ok
[INFO] [stdout] test histogram::binning::binning_int_multi::tests::unit_test_distance ... ok
[INFO] [stdout] test histogram::histogram_float::tests::f64_hist ... ok
[INFO] [stdout] test histogram::histogram_int::tests::bin_iter_test ... ok
[INFO] [stdout] test histogram::histogram_int::tests::hist_index ... ok
[INFO] [stdout] test histogram::histogram_int::tests::hist_normal ... ok
[INFO] [stdout] test histogram::helper::tests::convert_and_back_isize ... ok
[INFO] [stdout] test histogram::histogram_int::tests::overlapping_partition_test2 ... ok
[INFO] [stdout] test heatmap::heatmap::tests::plot_test ... ok
[INFO] [stdout] test histogram::histogram_float::tests::hist_float ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::hist_outside ... ok
[INFO] [stdout] test histogram::histogram_int::tests::overlapping_partition_test3 ... ok
[INFO] [stdout] test histogram::histogram_int::tests::overlapping_partition_test ... ok
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::binning_outside ... ok
[INFO] [stdout] test wang_landau::wang_landau::tests::wl_simulations_equal ... ok
[INFO] [stdout] test wang_landau::wang_landau_adaptive::tests::wl_simulations_equal ... ok
[INFO] [stdout] test examples::coin_flips::tests::combine has been running for over 60 seconds
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::check_mul_div has been running for over 60 seconds
[INFO] [stdout] test histogram::binning::binning_int_fast::tests::check_mul_div ... ok
[INFO] [stdout] test examples::coin_flips::tests::combine ... ok
[INFO] [stderr]    Doc-tests sampling
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 228.72s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test src/heatmap/gnuplot.rs - heatmap::gnuplot::CubeHelixParameter (line 424) ... ok
[INFO] [stdout] test src/heatmap.rs - heatmap (line 14) ... FAILED
[INFO] [stdout] test src/histogram.rs - histogram (line 12) ... ok
[INFO] [stdout] test src/heatmap/gnuplot.rs - heatmap::gnuplot::ColorRGB::to_hex (line 657) ... ok
[INFO] [stdout] test src/heatmap/heatmap_float.rs - heatmap::heatmap_float::HeatmapF64<HistWidth,HistHeight>::gnuplot (line 479) ... FAILED
[INFO] [stdout] test src/heatmap/heatmap.rs - heatmap::heatmap::HeatmapUsize<HistWidth,HistHeight>::gnuplot (line 678) ... FAILED
[INFO] [stdout] test src/histogram.rs - histogram (line 43) ... ok
[INFO] [stdout] test src/histogram/atomic_hist_float.rs - histogram::atomic_hist_float::AtomicHistogramFloat<T>::bin_iter (line 106) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningI128::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningI32::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/atomic_hist_float.rs - histogram::atomic_hist_float::AtomicHistogramFloat<T>::bin_hits_iter (line 129) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningI8::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningI16::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningISIZE::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningU128::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram.rs - histogram (line 73) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningI64::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningU16::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningU32::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningUSIZE::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningU64::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_fast.rs - histogram::binning::binning_int_fast::FastBinningU8::native_bin_iter (line 389) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningI128::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningI16::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningI32::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningI64::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningI8::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningISIZE::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningU128::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningU16::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningU32::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningU64::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/histogram_float.rs - histogram::histogram_float::HistogramFloat<T>::bin_hits_iter (line 123) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningUSIZE::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/binning/binning_int_multi.rs - histogram::binning::binning_int_multi::BinningU8::native_bin_iter (line 324) ... ok
[INFO] [stdout] test src/histogram/histogram_float.rs - histogram::histogram_float::HistogramFloat<T>::bin_iter (line 100) ... ok
[INFO] [stdout] test src/histogram/histogram_fast.rs - histogram::histogram_fast::HistogramFast<T>::bin_hits_iter (line 182) ... ok
[INFO] [stdout] test src/histogram/histogram_fast.rs - histogram::histogram_fast::HistogramFast<T>::bin_iter (line 157) ... ok
[INFO] [stdout] test src/histogram/histogram_int.rs - histogram::histogram_int::HistogramInt<T>::bin_hits_iter (line 80) ... ok
[INFO] [stdout] test src/histogram/histogram_int.rs - histogram::histogram_int::HistogramInt<T>::bin_iter (line 54) ... ok
[INFO] [stdout] test src/examples.rs - examples::coin_flips (line 15) ... FAILED
[INFO] [stdout] test src/examples.rs - examples::coin_flips (line 490) has been running for over 60 seconds
[INFO] [stdout] test src/examples.rs - examples::coin_flips (line 490) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/heatmap.rs - heatmap (line 14) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (196) panicked at src/heatmap.rs:35:6:
[INFO] [stdout] unable to create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5624c7d97042 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5624c7d97042 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5624c7d97042 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5624c7d97042 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5624c7da7dbf - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5624c7da7dbf - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5624c7d754b1 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5624c7d754b1 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5624c7d7a862 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5624c7d7c0bc - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5624c7d7bf16 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5624c7d7c745 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5624c7d7c5da - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5624c7d7a999 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5624c7d69ebd - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5624c7daf520 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5624c7daec06 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5624c7d591e2 - core::result::Result<T,E>::expect::h2d07c5971c65f9d9
[INFO] [stdout]   18:     0x5624c7d5a6cf - rust_out::main::_doctest_main_src_heatmap_rs_14_0::h858511c0e21c721a
[INFO] [stdout]   19:     0x5624c7d5a316 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   20:     0x5624c7d57f33 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   21:     0x5624c7d57aa6 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   22:     0x5624c7d579e9 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   23:     0x5624c7d768e0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x5624c7d768e0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   25:     0x5624c7d768e0 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   26:     0x5624c7d768e0 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5624c7d768e0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5624c7d768e0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   29:     0x5624c7d768e0 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   30:     0x5624c7d768e0 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5624c7d768e0 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5624c7d579d1 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   33:     0x5624c7d61255 - main
[INFO] [stdout]   34:     0x7aef435f71ca - <unknown>
[INFO] [stdout]   35:     0x7aef435f728b - __libc_start_main
[INFO] [stdout]   36:     0x5624c7d563e5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/heatmap/heatmap_float.rs - heatmap::heatmap_float::HeatmapF64<HistWidth,HistHeight>::gnuplot (line 479) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (204) panicked at src/heatmap/heatmap_float.rs:30:50:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c8f86907fe2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c8f86907fe2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c8f86907fe2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c8f86907fe2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c8f86918d5f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c8f86918d5f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5c8f868e6451 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c8f868e6451 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c8f868eb802 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c8f868ed05c - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5c8f868eceb6 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5c8f868ed6e5 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5c8f868ed57a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5c8f868eb939 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5c8f868dae5d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5c8f869204c0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5c8f8691fba6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5c8f868c8c3f - rust_out::main::_doctest_main_src_heatmap_heatmap_float_rs_479_0::he948353844413b88
[INFO] [stdout]   18:     0x5c8f868c8626 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   19:     0x5c8f868c6003 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   20:     0x5c8f868c5a46 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   21:     0x5c8f868c5989 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   22:     0x5c8f868e7880 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5c8f868e7880 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x5c8f868e7880 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x5c8f868e7880 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5c8f868e7880 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5c8f868e7880 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5c8f868e7880 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5c8f868e7880 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5c8f868e7880 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5c8f868c5971 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   32:     0x5c8f868d0215 - main
[INFO] [stdout]   33:     0x728323ade1ca - <unknown>
[INFO] [stdout]   34:     0x728323ade28b - __libc_start_main
[INFO] [stdout]   35:     0x5c8f868c4045 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/heatmap/heatmap.rs - heatmap::heatmap::HeatmapUsize<HistWidth,HistHeight>::gnuplot (line 678) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (232) panicked at src/heatmap/heatmap.rs:30:39:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5be561bf5e22 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5be561bf5e22 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5be561bf5e22 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5be561bf5e22 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5be561c06b9f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5be561c06b9f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5be561bd4291 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5be561bd4291 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5be561bd9642 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5be561bdae9c - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5be561bdacf6 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5be561bdb525 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5be561bdb3ba - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5be561bd9779 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5be561bc8c9d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5be561c0e300 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5be561c0d9e6 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5be561bb875c - rust_out::main::_doctest_main_src_heatmap_heatmap_rs_678_0::hfe2a93f1368618db
[INFO] [stdout]   18:     0x5be561bb8166 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   19:     0x5be561bb5c73 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   20:     0x5be561bb5736 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   21:     0x5be561bb5679 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   22:     0x5be561bd56c0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5be561bd56c0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x5be561bd56c0 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x5be561bd56c0 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5be561bd56c0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5be561bd56c0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5be561bd56c0 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5be561bd56c0 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5be561bd56c0 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5be561bb5661 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   32:     0x5be561bbf4a5 - main
[INFO] [stdout]   33:     0x7ae229bcd1ca - <unknown>
[INFO] [stdout]   34:     0x7ae229bcd28b - __libc_start_main
[INFO] [stdout]   35:     0x5be561bb3ef5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/examples.rs - examples::coin_flips (line 15) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] #Bin log_merged interval_0 interval_1 interval_2
[INFO] [stdout] #log: Base10
[INFO] [stdout] #Accumulated Stats of 3 Intervals
[INFO] [stdout] #Worst log progress: 0.00001 - out of 3 intervals that tracked log progress
[INFO] [stdout] #WangLandau1T contributed 3 intervals
[INFO] [stdout] #TOTAL: 1892678 accepted and 1407322 rejected steps, which makes a total of 3300000 steps
[INFO] [stdout] #TOTAL acceptance rate 0.5735387878787879
[INFO] [stdout] #TOTAL rejection rate 0.42646121212121213
[INFO] [stdout] 0 -6.031606841072606e0 -6.0298907440626826e0 NaN NaN
[INFO] [stdout] 1 -4.728485280490379e0 -4.726769183480456e0 NaN NaN
[INFO] [stdout] 2 -3.7500990622715635e0 -3.74838296526164e0 NaN NaN
[INFO] [stdout] 3 -2.9668930048460895e0 -2.965176907836166e0 NaN NaN
[INFO] [stdout] 4 -2.339721588163688e0 -2.3380054911537647e0 NaN NaN
[INFO] [stdout] 5 -1.8365244111917054e0 -1.8339599228584254e0 -1.8356567055051392e0 NaN
[INFO] [stdout] 6 -1.4371802248730712e0 -1.4356118452020317e0 -1.4353164105242642e0 NaN
[INFO] [stdout] 7 -1.1351008012679982e0 -1.1338310003177616e0 -1.1329384081983884e0 NaN
[INFO] [stdout] 8 -9.233969878866752e-1 -9.223363651917955e-1 -9.210254165617083e-1 NaN
[INFO] [stdout] 9 -7.962413727681732e-1 -7.946574743680577e-1 -7.943930771484421e-1 NaN
[INFO] [stdout] 10 -7.528173091050847e-1 -7.519592606001231e-1 -7.530258506002528e-1 -7.483185250851084e-1
[INFO] [stdout] 11 -7.942713970200067e-1 NaN -7.946314602982628e-1 -7.904791397219041e-1
[INFO] [stdout] 12 -9.171173964543223e-1 NaN -9.17538022792398e-1 -9.132645760964001e-1
[INFO] [stdout] 13 -1.1271626249139948e0 NaN -1.1256565589949121e0 -1.125236496813231e0
[INFO] [stdout] 14 -1.430004495200477e0 NaN -1.4270017524820386e0 -1.4295750438990686e0
[INFO] [stdout] 15 -1.8307880991746777e0 NaN -1.8235820703886783e0 -1.8345619339408306e0
[INFO] [stdout] 16 -2.3447129767461368e0 NaN NaN -2.342996879736213e0
[INFO] [stdout] 17 -2.974429977113245e0 NaN NaN -2.972713880103322e0
[INFO] [stdout] 18 -3.7503197785367197e0 NaN NaN -3.7486036815267965e0
[INFO] [stdout] 19 -4.732341369591395e0 NaN NaN -4.730625272581472e0
[INFO] [stdout] 20 -6.014059503852461e0 NaN NaN -6.012343406842537e0
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (343) panicked at src/examples.rs:121:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5915df33cdb2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5915df33cdb2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5915df33cdb2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5915df33cdb2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5915df34dd8f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5915df34dd8f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5915df31a391 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5915df31a391 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5915df31fd72 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5915df32171c - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x5915df321576 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x5915df321da5 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x5915df321c3a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x5915df31fea9 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5915df30ed9d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x5915df3557d0 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5915df354d96 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x5915df2e16bf - rust_out::main::_doctest_main_src_examples_rs_15_0::h363323c82452b206
[INFO] [stdout]   18:     0x5915df2e0cc6 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   19:     0x5915df2d3413 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   20:     0x5915df2d28a6 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   21:     0x5915df2d27a9 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   22:     0x5915df31bc50 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5915df31bc50 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x5915df31bc50 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x5915df31bc50 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5915df31bc50 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5915df31bc50 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x5915df31bc50 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x5915df31bc50 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5915df31bc50 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5915df2d2791 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   32:     0x5915df2fb2b5 - main
[INFO] [stdout]   33:     0x7be5382371ca - <unknown>
[INFO] [stdout]   34:     0x7be53823728b - __libc_start_main
[INFO] [stdout]   35:     0x5915df2cb315 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/examples.rs - examples::coin_flips (line 490) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] 0 -13.871903700121702 -13.862943611198906
[INFO] [stdout] 1 -10.870146579412317 -10.867211337644916
[INFO] [stdout] 2 -8.618332301859919 -8.615919539038421
[INFO] [stdout] 3 -6.82920349878786 -6.824160069810366
[INFO] [stdout] 4 -5.377758170163912 -5.377241086874042
[INFO] [stdout] 5 -4.216803437381242 -4.214090277068356
[INFO] [stdout] 6 -3.29812994129598 -3.2977995451941995
[INFO] [stdout] 7 -2.605482088178616 -2.6046523646342594
[INFO] [stdout] 8 -2.1197452928056864 -2.119144548852554
[INFO] [stdout] 9 -1.8310804880851892 -1.8314624764007785
[INFO] [stdout] 10 -1.735772920315168 -1.736152296596451
[INFO] [stdout] 11 -1.831533663302804 -1.8314624764007768
[INFO] [stdout] 12 -2.1181512793901733 -2.1191445488525558
[INFO] [stdout] 13 -2.60403923032207 -2.6046523646342594
[INFO] [stdout] 14 -3.2983258973492697 -3.2977995451942013
[INFO] [stdout] 15 -4.216952145493605 -4.214090277068356
[INFO] [stdout] 16 -5.381221237813844 -5.377241086874038
[INFO] [stdout] 17 -6.829471030462838 -6.824160069810366
[INFO] [stdout] 18 -8.62372738543517 -8.61591953903842
[INFO] [stdout] 19 -10.870037296186052 -10.867211337644916
[INFO] [stdout] 20 -13.867708133842694 -13.862943611198906
[INFO] [stdout] max_ln_difference: 0.008960088922796317
[INFO] [stdout] max absolute difference: 0.0001193850658061657
[INFO] [stdout] max frac: 1.0009937629178596
[INFO] [stdout] min frac: 0.9910799330512745
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (684) panicked at src/examples.rs:119:47:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x567c0bbf18c2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x567c0bbf18c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x567c0bbf18c2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x567c0bbf18c2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x567c0bc01c6f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x567c0bc01c6f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x567c0bbc9b61 - std::io::default_write_fmt::haf8355dc2afbec95
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x567c0bbc9b61 - std::io::Write::write_fmt::h93c9a261259c931a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x567c0bbd0e42 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x567c0bbd4f1f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x567c0bbd4d79 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:328:9
[INFO] [stdout]   11:     0x567c0bbd5655 - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:834:13
[INFO] [stdout]   12:     0x567c0bbd543a - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:707:13
[INFO] [stdout]   13:     0x567c0bbd0f79 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x567c0bbbe40d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   15:     0x567c0bc09940 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x567c0bc08f26 - core::result::unwrap_failed::h5d9b16b0b732a2ac
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/result.rs:1855:5
[INFO] [stdout]   17:     0x567c0bb72d44 - rust_out::main::_doctest_main_src_examples_rs_490_0::h3db96c66b568a6af
[INFO] [stdout]   18:     0x567c0bb71eb6 - rust_out::main::hcbdc0960c876f2af
[INFO] [stdout]   19:     0x567c0bb596f3 - core::ops::function::FnOnce::call_once::hfb4119cacd246208
[INFO] [stdout]   20:     0x567c0bb56896 - std::sys::backtrace::__rust_begin_short_backtrace::h410c329a888fe2f7
[INFO] [stdout]   21:     0x567c0bb567b9 - std::rt::lang_start::{{closure}}::h39fc2126d871a896
[INFO] [stdout]   22:     0x567c0bbcb4d0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc7ed5622678f5124
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x567c0bbcb4d0 - std::panicking::catch_unwind::do_call::hc59414a11cf2a25a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   24:     0x567c0bbcb4d0 - std::panicking::catch_unwind::hff67b45e0819a036
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   25:     0x567c0bbcb4d0 - std::panic::catch_unwind::hec0fb0db85f7fd60
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x567c0bbcb4d0 - std::rt::lang_start_internal::{{closure}}::h74bea026352620a3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x567c0bbcb4d0 - std::panicking::catch_unwind::do_call::h931ef1bf7bdfcae2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   28:     0x567c0bbcb4d0 - std::panicking::catch_unwind::h3816830c825cbe04
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   29:     0x567c0bbcb4d0 - std::panic::catch_unwind::h408406c8f02ebb9d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x567c0bbcb4d0 - std::rt::lang_start_internal::hce2b8b328837374b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x567c0bb567a1 - std::rt::lang_start::h866de1957bb2b812
[INFO] [stdout]   32:     0x567c0bb859f5 - main
[INFO] [stdout]   33:     0x78ba3d8781ca - <unknown>
[INFO] [stdout]   34:     0x78ba3d87828b - __libc_start_main
[INFO] [stdout]   35:     0x567c0bb41985 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/examples.rs - examples::coin_flips (line 15)
[INFO] [stdout]     src/examples.rs - examples::coin_flips (line 490)
[INFO] [stdout]     src/heatmap.rs - heatmap (line 14)
[INFO] [stdout]     src/heatmap/heatmap.rs - heatmap::heatmap::HeatmapUsize<HistWidth,HistHeight>::gnuplot (line 678)
[INFO] [stdout]     src/heatmap/heatmap_float.rs - heatmap::heatmap_float::HeatmapF64<HistWidth,HistHeight>::gnuplot (line 479)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 37 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 60.01s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c2241dec5fc1ebde67876d7d36597f2617fa29af55f7eae84c1b1e5c027a126b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2241dec5fc1ebde67876d7d36597f2617fa29af55f7eae84c1b1e5c027a126b", kill_on_drop: false }`
[INFO] [stdout] c2241dec5fc1ebde67876d7d36597f2617fa29af55f7eae84c1b1e5c027a126b
