[INFO] fetching crate hmmm 0.2.0...
[INFO] testing hmmm-0.2.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate hmmm 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate hmmm 0.2.0
[INFO] finished tweaking crates.io crate hmmm 0.2.0
[INFO] tweaked toml for crates.io crate hmmm 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hmmm 0.2.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 48 packages to latest compatible versions
[INFO] [stderr]       Adding counter v0.5.7 (available: v0.7.0)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding ndarray v0.13.1 (available: v0.17.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679dced9e591ddb5f5d839b0c6753557915a22777a8e3c3c63ec89f07e7f4278
[INFO] running `Command { std: "docker" "start" "-a" "679dced9e591ddb5f5d839b0c6753557915a22777a8e3c3c63ec89f07e7f4278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679dced9e591ddb5f5d839b0c6753557915a22777a8e3c3c63ec89f07e7f4278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679dced9e591ddb5f5d839b0c6753557915a22777a8e3c3c63ec89f07e7f4278", kill_on_drop: false }`
[INFO] [stdout] 679dced9e591ddb5f5d839b0c6753557915a22777a8e3c3c63ec89f07e7f4278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8dba3df5fd3f6c50ea95f68922d67aaff0384ef0c5d00f6fe21d17d7a5a55b2
[INFO] running `Command { std: "docker" "start" "-a" "d8dba3df5fd3f6c50ea95f68922d67aaff0384ef0c5d00f6fe21d17d7a5a55b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling matrixmultiply v0.2.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling spectral v0.6.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling hmmm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ArrayFloat` is never used
[INFO] [stdout]    --> src/lib.rs:672:15
[INFO] [stdout]     |
[INFO] [stdout] 672 |     pub trait ArrayFloat<T: Float> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Array1Num` is never used
[INFO] [stdout]    --> src/lib.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |     pub trait Array1Num<T>
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:158:70
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<R> {
[INFO] [stdout]     |                                          --             --           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |              |
[INFO] [stdout]     |                                          |              the lifetime is named here
[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 `'a`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<'a, R> {
[INFO] [stdout]     |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<I::IntoIter>
[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] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<'_, I::IntoIter>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:750:17
[INFO] [stdout]     |
[INFO] [stdout] 750 |                 format!("Sum of {} must be positive", label)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 750 -                 format!("Sum of {} must be positive", label)
[INFO] [stdout] 750 +                 "Sum of {} must be positive", label
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 19.57s
[INFO] running `Command { std: "docker" "inspect" "d8dba3df5fd3f6c50ea95f68922d67aaff0384ef0c5d00f6fe21d17d7a5a55b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8dba3df5fd3f6c50ea95f68922d67aaff0384ef0c5d00f6fe21d17d7a5a55b2", kill_on_drop: false }`
[INFO] [stdout] d8dba3df5fd3f6c50ea95f68922d67aaff0384ef0c5d00f6fe21d17d7a5a55b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d4bdd666c259ddcd2c385aa49f0f8e0ff68baa52f53dc3105a29664d0749f98
[INFO] running `Command { std: "docker" "start" "-a" "3d4bdd666c259ddcd2c385aa49f0f8e0ff68baa52f53dc3105a29664d0749f98", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling counter v0.5.7
[INFO] [stdout] warning: trait `ArrayFloat` is never used
[INFO] [stdout]    --> src/lib.rs:672:15
[INFO] [stdout]     |
[INFO] [stdout] 672 |     pub trait ArrayFloat<T: Float> {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Array1Num` is never used
[INFO] [stdout]    --> src/lib.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |     pub trait Array1Num<T>
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:158:70
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<R> {
[INFO] [stdout]     |                                          --             --           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |              |
[INFO] [stdout]     |                                          |              the lifetime is named here
[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 `'a`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<'a, R> {
[INFO] [stdout]     |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<I::IntoIter>
[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] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<'_, I::IntoIter>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:750:17
[INFO] [stdout]     |
[INFO] [stdout] 750 |                 format!("Sum of {} must be positive", label)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 750 -                 format!("Sum of {} must be positive", label)
[INFO] [stdout] 750 +                 "Sum of {} must be positive", label
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling hmmm v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Array1Num` is never used
[INFO] [stdout]    --> src/lib.rs:696:15
[INFO] [stdout]     |
[INFO] [stdout] 696 |     pub trait Array1Num<T>
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:158:70
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<R> {
[INFO] [stdout]     |                                          --             --           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                          |              |
[INFO] [stdout]     |                                          |              the lifetime is named here
[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 `'a`
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<'a, R> {
[INFO] [stdout]     |                                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:193:22
[INFO] [stdout]     |
[INFO] [stdout] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<I::IntoIter>
[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] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<'_, I::IntoIter>
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:750:17
[INFO] [stdout]     |
[INFO] [stdout] 750 |                 format!("Sum of {} must be positive", label)
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 750 -                 format!("Sum of {} must be positive", label)
[INFO] [stdout] 750 +                 "Sum of {} must be positive", label
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 9.60s
[INFO] running `Command { std: "docker" "inspect" "3d4bdd666c259ddcd2c385aa49f0f8e0ff68baa52f53dc3105a29664d0749f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d4bdd666c259ddcd2c385aa49f0f8e0ff68baa52f53dc3105a29664d0749f98", kill_on_drop: false }`
[INFO] [stdout] 3d4bdd666c259ddcd2c385aa49f0f8e0ff68baa52f53dc3105a29664d0749f98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bb215dd1e59548d5f616baef64d385e71b781a9a99aeadd22dd94dfbb12fedd
[INFO] running `Command { std: "docker" "start" "-a" "7bb215dd1e59548d5f616baef64d385e71b781a9a99aeadd22dd94dfbb12fedd", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ArrayFloat` is never used
[INFO] [stderr]    --> src/lib.rs:672:15
[INFO] [stderr]     |
[INFO] [stderr] 672 |     pub trait ArrayFloat<T: Float> {
[INFO] [stderr]     |               ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Array1Num` is never used
[INFO] [stderr]    --> src/lib.rs:696:15
[INFO] [stderr]     |
[INFO] [stderr] 696 |     pub trait Array1Num<T>
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:158:70
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<R> {
[INFO] [stderr]     |                                          --             --           ^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                          |              |
[INFO] [stderr]     |                                          |              the lifetime is named here
[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 `'a`
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn sampler<'a, R: Rng + ?Sized>(&'a self, rng: &'a mut R) -> HMMSampleIter<'a, R> {
[INFO] [stderr]     |                                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:193:22
[INFO] [stderr]     |
[INFO] [stderr] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<I::IntoIter>
[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] 193 |     pub fn filter<I>(&self, ys: I) -> HMMFilterIter<'_, I::IntoIter>
[INFO] [stderr]     |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:750:17
[INFO] [stderr]     |
[INFO] [stderr] 750 |                 format!("Sum of {} must be positive", label)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 750 -                 format!("Sum of {} must be positive", label)
[INFO] [stderr] 750 +                 "Sum of {} must be positive", label
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Array1Num` is never used
[INFO] [stderr]    --> src/lib.rs:696:15
[INFO] [stderr]     |
[INFO] [stderr] 696 |     pub trait Array1Num<T>
[INFO] [stderr]     |               ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `hmmm` (lib) generated 5 warnings (run `cargo fix --lib -p hmmm` to apply 3 suggestions)
[INFO] [stderr] warning: `hmmm` (lib test) generated 4 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hmmm-7263e6481e2e00eb)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test tests::filter_empty ... ok
[INFO] [stdout] test tests::filter_one_one ... ok
[INFO] [stdout] test tests::filter_one_zero ... ok
[INFO] [stdout] test tests::filter_one ... ok
[INFO] [stdout] test tests::filter_zero ... ok
[INFO] [stdout] test tests::filter_zero_one ... ok
[INFO] [stdout] test tests::filter_zero_zero ... ok
[INFO] [stdout] test tests::ll_given_states_certain ... ok
[INFO] [stdout] test tests::ll_given_states_impossible_initial_state ... ok
[INFO] [stdout] test tests::ll_given_states_empty ... ok
[INFO] [stdout] test tests::ll_given_states_impossible_observation ... ok
[INFO] [stdout] test tests::ll_given_states_impossible_transition ... ok
[INFO] [stdout] test tests::ll_given_states_one ... ok
[INFO] [stdout] test tests::predict_one_step ... ok
[INFO] [stdout] test tests::predict_zero_steps ... ok
[INFO] [stdout] test tests::predict_two_steps ... ok
[INFO] [stdout] test tests::sampler_periodic ... ok
[INFO] [stdout] test tests::sampler_unit ... ok
[INFO] [stdout] test tests::test_smooth_one ... ok
[INFO] [stdout] test tests::test_smooth_zero ... ok
[INFO] [stdout] test tests::test_smooth_zero_zero ... ok
[INFO] [stdout] test tests::test_smooth_zero_one ... ok
[INFO] [stdout] test tests::test_train_n_1_k_1_constant ... ok
[INFO] [stdout] test tests::test_train_n_1_k_1_no_observations ... ok
[INFO] [stdout] test tests::test_train_n_1_k_2_random ... ok
[INFO] [stdout] test tests_weighted_choice_float::first ... ok
[INFO] [stdout] test tests_weighted_choice_float::middle ... ok
[INFO] [stdout] test tests::test_train_n_2_k_2 ... ok
[INFO] [stdout] test tests::test_train_n_2_k_2_no_observations ... ok
[INFO] [stdout] test tests::test_viterbi_0 ... ok
[INFO] [stdout] test tests::test_viterbi_empty ... ok
[INFO] [stdout] test tests_weighted_choice_float::last ... ok
[INFO] [stdout] test tests_weighted_choice_float::unit ... ok
[INFO] [stdout] test tests::test_train_n_1_k_2_constant ... ok
[INFO] [stdout] test tests::test_viterbi_1 ... ok
[INFO] [stdout] test tests::test_viterbi_0_0 ... ok
[INFO] [stdout] test tests::test_viterbi_0_1 ... ok
[INFO] [stdout] test tests::test_smooth_zero_zero_zero ... ok
[INFO] [stdout] test tests::test_smooth_zero_one_one ... ok
[INFO] [stdout] test tests::test_viterbi ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hmmm
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7bb215dd1e59548d5f616baef64d385e71b781a9a99aeadd22dd94dfbb12fedd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb215dd1e59548d5f616baef64d385e71b781a9a99aeadd22dd94dfbb12fedd", kill_on_drop: false }`
[INFO] [stdout] 7bb215dd1e59548d5f616baef64d385e71b781a9a99aeadd22dd94dfbb12fedd
