[INFO] cloning repository https://github.com/Sam647254/Niverno
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sam647254/Niverno" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam647254%2FNiverno", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam647254%2FNiverno'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 969285f519a92806f017e5bff636c8dff4ec2370
[INFO] testing Sam647254/Niverno against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam647254%2FNiverno" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Sam647254/Niverno
[INFO] finished tweaking git repo https://github.com/Sam647254/Niverno
[INFO] tweaked toml for git repo https://github.com/Sam647254/Niverno written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Sam647254/Niverno on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Sam647254/Niverno already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df1449d2186ead8bc310e022602dfdcc096e900daafe024b12dd9d33bbb69cee
[INFO] running `Command { std: "docker" "start" "-a" "df1449d2186ead8bc310e022602dfdcc096e900daafe024b12dd9d33bbb69cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df1449d2186ead8bc310e022602dfdcc096e900daafe024b12dd9d33bbb69cee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1449d2186ead8bc310e022602dfdcc096e900daafe024b12dd9d33bbb69cee", kill_on_drop: false }`
[INFO] [stdout] df1449d2186ead8bc310e022602dfdcc096e900daafe024b12dd9d33bbb69cee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ba491baec8cf4d67d638907ba1f4dd14a424e53093d0eb4a8069ff495d2f5dc
[INFO] running `Command { std: "docker" "start" "-a" "7ba491baec8cf4d67d638907ba1f4dd14a424e53093d0eb4a8069ff495d2f5dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling niverno v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DerivedPrototype` is never constructed
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `derivations_of` is never used
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `inflections_of` is never used
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Derivation` is never used
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Inflection` is never used
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Inflection {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Prototype` is never used
[INFO] [stdout]  --> src/grammar/prototypes/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Prototype {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Enumerability` is never used
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Enumerability {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flavour` is never used
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Flavour {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Associability` is never used
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Associability {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Noun` is never constructed
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Noun {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Receiver` is never used
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Receiver {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Valency` is never used
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Valency {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Verb` is never constructed
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Verb {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "7ba491baec8cf4d67d638907ba1f4dd14a424e53093d0eb4a8069ff495d2f5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba491baec8cf4d67d638907ba1f4dd14a424e53093d0eb4a8069ff495d2f5dc", kill_on_drop: false }`
[INFO] [stdout] 7ba491baec8cf4d67d638907ba1f4dd14a424e53093d0eb4a8069ff495d2f5dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7747a31cbe1591070c8f3eed60311b1592883034394b8bdcb2e938708b8bdb24
[INFO] running `Command { std: "docker" "start" "-a" "7747a31cbe1591070c8f3eed60311b1592883034394b8bdcb2e938708b8bdb24", kill_on_drop: false }`
[INFO] [stderr]    Compiling niverno v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DerivedPrototype` is never constructed
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `derivations_of` is never used
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `inflections_of` is never used
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Derivation` is never used
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Inflection` is never used
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum Inflection {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Prototype` is never used
[INFO] [stdout]  --> src/grammar/prototypes/mod.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Prototype {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Enumerability` is never used
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Enumerability {
[INFO] [stdout]   |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flavour` is never used
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Flavour {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Associability` is never used
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:14:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Associability {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Noun` is never constructed
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Noun {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Receiver` is never used
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Receiver {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Valency` is never used
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub enum Valency {
[INFO] [stdout]   |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Verb` is never constructed
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Verb {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |    use std::iter::FromIterator;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prototype`
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:18:23
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stdout]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DerivedPrototype` is never constructed
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `derivations_of` is never used
[INFO] [stdout]   --> src/grammar/morphology/mod.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Derivation` is never used
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stdout]    |
[INFO] [stdout]  2 | pub enum Inflection {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  8 |    Detached,
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]  9 |    StartImperative,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |    StopImperative,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |    Started,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 12 |    Finished,
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 13 |    NotStarted,
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 14 |    Paused,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 15 |    Stopped,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 16 |    Cancelled,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 17 |    Right,
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 18 |    Left,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Inflection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/grammar/prototypes/mod.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |    Noun(Noun),
[INFO] [stdout]   |    ---- ^^^^
[INFO] [stdout]   |    |
[INFO] [stdout]   |    field in this variant
[INFO] [stdout]   |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -    Noun(Noun),
[INFO] [stdout] 8 +    Noun(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Verb` is never constructed
[INFO] [stdout]  --> src/grammar/prototypes/mod.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum Prototype {
[INFO] [stdout]   |          --------- variant in this enum
[INFO] [stdout] 8 |    Noun(Noun),
[INFO] [stdout] 9 |    Verb(Verb),
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Singleton` and `Mass` are never constructed
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Enumerability {
[INFO] [stdout]   |          ------------- variants in this enum
[INFO] [stdout] 4 |    Countable,
[INFO] [stdout] 5 |    Singleton,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 6 |    Mass,
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Mid` is never constructed
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum Flavour {
[INFO] [stdout]    |          ------- variant in this enum
[INFO] [stdout] 10 |    Open,
[INFO] [stdout] 11 |    Mid,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Common` and `Intrinsic` are never constructed
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub enum Associability {
[INFO] [stdout]    |          ------------- variants in this enum
[INFO] [stdout] 15 |    Common,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 16 |    Associable,
[INFO] [stdout] 17 |    Intrinsic,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Noun {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 21 |    pub enumerability: Enumerability,
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 22 |    pub associability: Associability,
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 23 |    pub flavour: Flavour,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 24 |    pub stem: &'static str,
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 25 |    pub gloss_term: &'static str,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 26 |    pub meaning: &'static str,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 27 |    pub root_stems: HashSet<&'static str>,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Single`, `Multiple`, and `Global` are never constructed
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub enum Receiver {
[INFO] [stdout]   |          -------- variants in this enum
[INFO] [stdout] 4 |    Single,
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 5 |    Multiple,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 6 |    Global,
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Zero`, `One`, and `Two` are never constructed
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub enum Valency {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] 10 |    Zero,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 11 |    One,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 12 |    Two,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Verb {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 16 |    pub receiver: Receiver,
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 17 |    pub valency: Valency,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 18 |    pub instantaneous: bool,
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 19 |    pub integral: bool,
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 20 |    pub creation: bool,
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 21 |    pub stem: &'static str,
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 22 |    pub meaning: &'static str,
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 23 |    pub root_stems: HashSet<&'static str>,
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 24 |    pub argument_meanings: &'static [&'static str],
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "7747a31cbe1591070c8f3eed60311b1592883034394b8bdcb2e938708b8bdb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7747a31cbe1591070c8f3eed60311b1592883034394b8bdcb2e938708b8bdb24", kill_on_drop: false }`
[INFO] [stdout] 7747a31cbe1591070c8f3eed60311b1592883034394b8bdcb2e938708b8bdb24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] feff01625b264453f1b509c095c8f0b0e114f47f964482ea9bb89dc4c44c7b16
[INFO] running `Command { std: "docker" "start" "-a" "feff01625b264453f1b509c095c8f0b0e114f47f964482ea9bb89dc4c44c7b16", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `prototype`
[INFO] [stderr]   --> src/grammar/morphology/mod.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stderr]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prototype`
[INFO] [stderr]   --> src/grammar/morphology/mod.rs:18:23
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stderr]    |                       ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prototype`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DerivedPrototype` is never constructed
[INFO] [stderr]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct DerivedPrototype {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `derivations_of` is never used
[INFO] [stderr]   --> src/grammar/morphology/mod.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn derivations_of(prototype: Prototype) -> HashSet<Derivation> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `inflections_of` is never used
[INFO] [stderr]   --> src/grammar/morphology/mod.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub fn inflections_of(prototype: &Prototype) -> HashSet<Inflection> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Derivation` is never used
[INFO] [stderr]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum Derivation {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Inflection` is never used
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum Inflection {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Prototype` is never used
[INFO] [stderr]  --> src/grammar/prototypes/mod.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Prototype {
[INFO] [stderr]   |          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Enumerability` is never used
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:3:10
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 1 test
[INFO] [stderr] 3 | pub enum Enumerability {
[INFO] [stderr]   |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Flavour` is never used
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Flavour {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Associability` is never used
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:14:10
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub enum Associability {
[INFO] [stderr]    |          ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Noun` is never constructed
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Noun {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Receiver` is never used
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Receiver {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `Valency` is never used
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:9:10
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub enum Valency {
[INFO] [stderr]   |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Verb` is never constructed
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Verb {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `niverno` (lib) generated 15 warnings (run `cargo fix --lib -p niverno` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]   --> src/grammar/morphology/mod.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |    use std::iter::FromIterator;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stderr]    |
[INFO] [stderr]  2 | pub enum Inflection {
[INFO] [stderr]    |          ---------- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr]  8 |    Detached,
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]  9 |    StartImperative,
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 10 |    StopImperative,
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 11 |    Started,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 12 |    Finished,
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 13 |    NotStarted,
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 14 |    Paused,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 15 |    Stopped,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 16 |    Cancelled,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 17 |    Right,
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 18 |    Left,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Inflection` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]  --> src/grammar/prototypes/mod.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |    Noun(Noun),
[INFO] [stderr]   |    ---- ^^^^
[INFO] [stderr]   |    |
[INFO] [stderr]   |    field in this variant
[INFO] [stderr]   |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]   |
[INFO] [stderr] 8 -    Noun(Noun),
[INFO] [stderr] 8 +    Noun(()),
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Verb` is never constructed
[INFO] [stderr]  --> src/grammar/prototypes/mod.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum Prototype {
[INFO] [stderr]   |          --------- variant in this enum
[INFO] [stderr] 8 |    Noun(Noun),
[INFO] [stderr] 9 |    Verb(Verb),
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Singleton` and `Mass` are never constructed
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Enumerability {
[INFO] [stderr]   |          ------------- variants in this enum
[INFO] [stderr] 4 |    Countable,
[INFO] [stderr] 5 |    Singleton,
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 6 |    Mass,
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Mid` is never constructed
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub enum Flavour {
[INFO] [stderr]    |          ------- variant in this enum
[INFO] [stderr] 10 |    Open,
[INFO] [stderr] 11 |    Mid,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Common` and `Intrinsic` are never constructed
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub enum Associability {
[INFO] [stderr]    |          ------------- variants in this enum
[INFO] [stderr] 15 |    Common,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 16 |    Associable,
[INFO] [stderr] 17 |    Intrinsic,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Noun {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 21 |    pub enumerability: Enumerability,
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 22 |    pub associability: Associability,
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 23 |    pub flavour: Flavour,
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 24 |    pub stem: &'static str,
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 25 |    pub gloss_term: &'static str,
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 26 |    pub meaning: &'static str,
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 27 |    pub root_stems: HashSet<&'static str>,
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Single`, `Multiple`, and `Global` are never constructed
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub enum Receiver {
[INFO] [stderr]   |          -------- variants in this enum
[INFO] [stderr] 4 |    Single,
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr] 5 |    Multiple,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 6 |    Global,
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Zero`, `One`, and `Two` are never constructed
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub enum Valency {
[INFO] [stderr]    |          ------- variants in this enum
[INFO] [stderr] 10 |    Zero,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 11 |    One,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 12 |    Two,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple fields are never read
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub struct Verb {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 16 |    pub receiver: Receiver,
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 17 |    pub valency: Valency,
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 18 |    pub instantaneous: bool,
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 19 |    pub integral: bool,
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 20 |    pub creation: bool,
[INFO] [stderr]    |        ^^^^^^^^
[INFO] [stderr] 21 |    pub stem: &'static str,
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 22 |    pub meaning: &'static str,
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 23 |    pub root_stems: HashSet<&'static str>,
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 24 |    pub argument_meanings: &'static [&'static str],
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `niverno` (lib test) generated 16 warnings (5 duplicates) (run `cargo fix --lib -p niverno --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/niverno-509472ba7213ddb0)
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test grammar::morphology::tests::apple_inflections ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- grammar::morphology::tests::apple_inflections stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'grammar::morphology::tests::apple_inflections' (25) panicked at src/grammar/morphology/mod.rs:38:7:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: {Associated, Nonspecific, Archetype, Specific, Anaphor}
[INFO] [stdout]  right: {}
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f8e3e0caa82 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5f8e3e0caa82 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5f8e3e0caa82 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5f8e3e0caa82 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5f8e3e0df33a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5f8e3e0df33a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stdout]    6:     0x5f8e3e0cf886 - std[3f03f8b59f91bef1]::io::default_write_fmt::<alloc[15e7b27aba85d2e2]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5f8e3e0cf886 - <alloc[15e7b27aba85d2e2]::vec::Vec<u8> as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5f8e3e0a921f - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5f8e3e0a921f - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5f8e3e0c2db9 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5f8e3e05e7ee - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5f8e3e05e7ee - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5f8e3e0c2f72 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5f8e3e0c2f72 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5f8e3e0a92d8 - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x5f8e3e09e4c9 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5f8e3e0aa12d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5f8e3e0dfa0c - core[585f66e14d78f9ba]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5f8e3e0df8c3 - core[585f66e14d78f9ba]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x5f8e3e04aa2d - core[585f66e14d78f9ba]::panicking::assert_failed::<std[3f03f8b59f91bef1]::collections::hash::set::HashSet<niverno[2c7ff105196d80ed]::grammar::morphology::inflections::Inflection>, std[3f03f8b59f91bef1]::collections::hash::set::HashSet<niverno[2c7ff105196d80ed]::grammar::morphology::inflections::Inflection>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x5f8e3e04c7f6 - niverno[2c7ff105196d80ed]::grammar::morphology::tests::apple_inflections
[INFO] [stdout]                                at /opt/rustwide/workdir/src/grammar/morphology/mod.rs:38:7
[INFO] [stdout]   22:     0x5f8e3e04b637 - niverno[2c7ff105196d80ed]::grammar::morphology::tests::apple_inflections::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/grammar/morphology/mod.rs:30:26
[INFO] [stdout]   23:     0x5f8e3e04ef36 - <niverno[2c7ff105196d80ed]::grammar::morphology::tests::apple_inflections::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f8e3e052b9b - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5f8e3e052b9b - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stdout]   26:     0x5f8e3e05f3fa - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stdout]   27:     0x5f8e3e05f3fa - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   28:     0x5f8e3e05f3fa - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x5f8e3e05f3fa - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x5f8e3e05f3fa - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5f8e3e05f3fa - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stdout]   32:     0x5f8e3e05f3fa - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stdout]   33:     0x5f8e3e0598c4 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stdout]   34:     0x5f8e3e0598c4 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   35:     0x5f8e3e061ef2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   36:     0x5f8e3e061ef2 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   37:     0x5f8e3e061ef2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stdout]   38:     0x5f8e3e061ef2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stdout]   39:     0x5f8e3e061ef2 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x5f8e3e061ef2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   41:     0x5f8e3e061ef2 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x5f8e3e0ca32f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   43:     0x5f8e3e0ca32f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   44:     0x7d11d2049aa4 - <unknown>
[INFO] [stdout]   45:     0x7d11d20d6a64 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     grammar::morphology::tests::apple_inflections
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "feff01625b264453f1b509c095c8f0b0e114f47f964482ea9bb89dc4c44c7b16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "feff01625b264453f1b509c095c8f0b0e114f47f964482ea9bb89dc4c44c7b16", kill_on_drop: false }`
[INFO] [stdout] feff01625b264453f1b509c095c8f0b0e114f47f964482ea9bb89dc4c44c7b16
