[INFO] updating cached repository https://github.com/Sam647254/Niverno
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 969285f519a92806f017e5bff636c8dff4ec2370
[INFO] testing Sam647254/Niverno against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSam647254%2FNiverno" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Sam647254/Niverno on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Sam647254/Niverno already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36932847a445659cc749a93b0b73f29041562214dacbc874a283274720a012b2
[INFO] running `Command { std: "docker" "start" "-a" "36932847a445659cc749a93b0b73f29041562214dacbc874a283274720a012b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36932847a445659cc749a93b0b73f29041562214dacbc874a283274720a012b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36932847a445659cc749a93b0b73f29041562214dacbc874a283274720a012b2", kill_on_drop: false }`
[INFO] [stdout] 36932847a445659cc749a93b0b73f29041562214dacbc874a283274720a012b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 98083decfe8397fdc84f1da80bd8ccf7ed4771d07fa699f4fd33fdef1b1b458e
[INFO] running `Command { std: "docker" "start" "-a" "98083decfe8397fdc84f1da80bd8ccf7ed4771d07fa699f4fd33fdef1b1b458e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[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)]` 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: enum is never used: `Derivation`
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nonspecific`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 |    Nonspecific,
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Specific`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 |    Specific,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Anaphor`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Anaphor,
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Archetype`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Archetype,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Associated`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 |    Associated,
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Detached`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    Detached,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartImperative`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 |    StartImperative,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StopImperative`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    StopImperative,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Started`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Started,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Finished`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Finished,
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotStarted`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |    NotStarted,
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 |    Paused,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Stopped,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cancelled`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |    Cancelled,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Right,
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 |    Left,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DerivedPrototype`
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `derivations_of`
[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 is never used: `inflections_of`
[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: variant is never constructed: `Singleton`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Singleton,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mass`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Mass,
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mid`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Mid,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Common`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Common,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Intrinsic`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Intrinsic,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Multiple`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Multiple,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Global`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Global,
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Zero`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    Zero,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Two,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "98083decfe8397fdc84f1da80bd8ccf7ed4771d07fa699f4fd33fdef1b1b458e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98083decfe8397fdc84f1da80bd8ccf7ed4771d07fa699f4fd33fdef1b1b458e", kill_on_drop: false }`
[INFO] [stdout] 98083decfe8397fdc84f1da80bd8ccf7ed4771d07fa699f4fd33fdef1b1b458e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d021676b7ea802a8ae294555a8f6a33ed28c845e698c026f8933d34e9dc417fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d021676b7ea802a8ae294555a8f6a33ed28c845e698c026f8933d34e9dc417fd", 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)]` 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: enum is never used: `Derivation`
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nonspecific`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 |    Nonspecific,
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Specific`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 |    Specific,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Anaphor`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Anaphor,
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Archetype`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Archetype,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Associated`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 |    Associated,
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Detached`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    Detached,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartImperative`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 |    StartImperative,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StopImperative`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    StopImperative,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Started`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Started,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Finished`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Finished,
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotStarted`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |    NotStarted,
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 |    Paused,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Stopped,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cancelled`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |    Cancelled,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Right,
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 |    Left,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DerivedPrototype`
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `derivations_of`
[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 is never used: `inflections_of`
[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: variant is never constructed: `Singleton`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Singleton,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mass`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Mass,
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mid`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Mid,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Common`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Common,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Intrinsic`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Intrinsic,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Multiple`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Multiple,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Global`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Global,
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Zero`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    Zero,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Two,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 31 warnings emitted
[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)]` 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)]` 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: enum is never used: `Derivation`
[INFO] [stdout]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum Derivation {
[INFO] [stdout]   |          ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Detached`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 |    Detached,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StartImperative`
[INFO] [stdout]  --> src/grammar/morphology/inflections.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 |    StartImperative,
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StopImperative`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    StopImperative,
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Started`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Started,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Finished`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Finished,
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NotStarted`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |    NotStarted,
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Paused`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 |    Paused,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Stopped`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Stopped,
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Cancelled`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 |    Cancelled,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Right`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Right,
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/grammar/morphology/inflections.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 |    Left,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DerivedPrototype`
[INFO] [stdout]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct DerivedPrototype {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `derivations_of`
[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: variant is never constructed: `Singleton`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Singleton,
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mass`
[INFO] [stdout]  --> src/grammar/prototypes/noun.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Mass,
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mid`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |    Mid,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Common`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 |    Common,
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Intrinsic`
[INFO] [stdout]   --> src/grammar/prototypes/noun.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 |    Intrinsic,
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Multiple`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    Multiple,
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Global`
[INFO] [stdout]  --> src/grammar/prototypes/verb.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    Global,
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Zero`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 |    Zero,
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Two`
[INFO] [stdout]   --> src/grammar/prototypes/verb.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 |    Two,
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "d021676b7ea802a8ae294555a8f6a33ed28c845e698c026f8933d34e9dc417fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d021676b7ea802a8ae294555a8f6a33ed28c845e698c026f8933d34e9dc417fd", kill_on_drop: false }`
[INFO] [stdout] d021676b7ea802a8ae294555a8f6a33ed28c845e698c026f8933d34e9dc417fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ad8a0db047e562aef9f1aac199dc3e478b5cb9693df6238f7669ddff6edd8f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2ad8a0db047e562aef9f1aac199dc3e478b5cb9693df6238f7669ddff6edd8f2", 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)]` 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: enum is never used: `Derivation`
[INFO] [stderr]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum Derivation {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Nonspecific`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 |    Nonspecific,
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Specific`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 |    Specific,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Anaphor`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    Anaphor,
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Archetype`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 |    Archetype,
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Associated`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 |    Associated,
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Detached`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 |    Detached,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StartImperative`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 |    StartImperative,
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StopImperative`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 |    StopImperative,
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Started`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 |    Started,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Finished`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 |    Finished,
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotStarted`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 |    NotStarted,
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Paused`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 |    Paused,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stopped`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 |    Stopped,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cancelled`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 |    Cancelled,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    Right,
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |    Left,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DerivedPrototype`
[INFO] [stderr]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct DerivedPrototype {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `derivations_of`
[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 is never used: `inflections_of`
[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: variant is never constructed: `Singleton`
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    Singleton,
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mass`
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 |    Mass,
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mid`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 |    Mid,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Common`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 |    Common,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Intrinsic`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    Intrinsic,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiple`
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    Multiple,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Global`
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 |    Global,
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Zero`
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 |    Zero,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Two`
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 |    Two,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 31 warnings emitted
[INFO] [stderr] 
[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)]` on by default
[INFO] [stderr] 
[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)]` 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: enum is never used: `Derivation`
[INFO] [stderr]  --> src/grammar/morphology/derivations.rs:1:10
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub enum Derivation {
[INFO] [stderr]   |          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Detached`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 |    Detached,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StartImperative`
[INFO] [stderr]  --> src/grammar/morphology/inflections.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 |    StartImperative,
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StopImperative`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 |    StopImperative,
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Started`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 |    Started,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Finished`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 |    Finished,
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NotStarted`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 |    NotStarted,
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Paused`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:14:4
[INFO] [stderr]    |
[INFO] [stderr] 14 |    Paused,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Stopped`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 |    Stopped,
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Cancelled`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 |    Cancelled,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Right`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    Right,
[INFO] [stderr]    |    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Left`
[INFO] [stderr]   --> src/grammar/morphology/inflections.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 |    Left,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DerivedPrototype`
[INFO] [stderr]  --> src/grammar/morphology/mod.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct DerivedPrototype {
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `derivations_of`
[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: variant is never constructed: `Singleton`
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    Singleton,
[INFO] [stderr]   |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mass`
[INFO] [stderr]  --> src/grammar/prototypes/noun.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 |    Mass,
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mid`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 |    Mid,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Common`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 |    Common,
[INFO] [stderr]    |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Intrinsic`
[INFO] [stderr]   --> src/grammar/prototypes/noun.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 |    Intrinsic,
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Multiple`
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 |    Multiple,
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Global`
[INFO] [stderr]  --> src/grammar/prototypes/verb.rs:6:4
[INFO] [stderr]   |
[INFO] [stderr] 6 |    Global,
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Zero`
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 |    Zero,
[INFO] [stderr]    |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Two`
[INFO] [stderr]   --> src/grammar/prototypes/verb.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 |    Two,
[INFO] [stderr]    |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 26 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/niverno-48f93c7bf616d4ee
[INFO] [stdout] running 1 test
[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] thread 'grammar::morphology::tests::apple_inflections' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `{Specific, Anaphor, Associated, Archetype, Nonspecific}`,
[INFO] [stdout]  right: `{}`', src/grammar/morphology/mod.rs:38:7
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55e251aaff25 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x55e251aaff25 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55e251aaff25 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x55e251aaff25 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5fe20777f4174074
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x55e251ad7dac - core::fmt::write::he14c3177144df275
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x55e251a64435 - std::io::Write::write_fmt::ha866504c9998fe5e
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/io/mod.rs:1537
[INFO] [stdout]    6:     0x55e251aaa2f1 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h8f0a2af895559593
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x55e251ab2750 - std::sys_common::backtrace::_print::h9cfa4c87526ba064
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x55e251ab2750 - std::sys_common::backtrace::print::h94936584848b3272
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x55e251ab2750 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x55e251ab244a - std::panicking::default_hook::h556d8cff6c12a651
[INFO] [stdout]                                at src/libstd/panicking.rs:215
[INFO] [stdout]   11:     0x55e251ab2d87 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5
[INFO] [stdout]                                at src/libstd/panicking.rs:486
[INFO] [stdout]   12:     0x55e251ab298b - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:388
[INFO] [stdout]   13:     0x55e251ab28fb - std::panicking::begin_panic_fmt::ha757bc84d5ed8cb6
[INFO] [stdout]                                at src/libstd/panicking.rs:342
[INFO] [stdout]   14:     0x55e251a5d1cc - niverno::grammar::morphology::tests::apple_inflections::h808075f74e93d428
[INFO] [stdout]                                at src/grammar/morphology/mod.rs:38
[INFO] [stdout]   15:     0x55e251a5cf5a - niverno::grammar::morphology::tests::apple_inflections::{{closure}}::hd1e4cbea1679a5dc
[INFO] [stdout]                                at src/grammar/morphology/mod.rs:30
[INFO] [stdout]   16:     0x55e251a5c73e - core::ops::function::FnOnce::call_once::h6908c04aa1999d64
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232
[INFO] [stdout]   17:     0x55e251a8b622 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1efcc6525b6aa145
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076
[INFO] [stdout]   18:     0x55e251a8b622 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hafd7ae2f3c23f399
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318
[INFO] [stdout]   19:     0x55e251a8b622 - std::panicking::try::do_call::h83baf26f5fc8b0a5
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297
[INFO] [stdout]   20:     0x55e251a8b622 - std::panicking::try::h8d28a678b90bb6ac
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274
[INFO] [stdout]   21:     0x55e251a8b622 - std::panic::catch_unwind::h20734e8710644f59
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394
[INFO] [stdout]   22:     0x55e251a8b622 - test::run_test_in_process::h2c1fb2dd0c9013bb
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   23:     0x55e251a8b622 - test::run_test::run_test_inner::{{closure}}::h7c58b7aefdb9adf3
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   24:     0x55e251a638f6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h498f21fd16bdff05
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   25:     0x55e251a68c35 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hb35336a0a0430e6d
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:475
[INFO] [stdout]   26:     0x55e251a68c35 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8569a86268e08ad1
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:318
[INFO] [stdout]   27:     0x55e251a68c35 - std::panicking::try::do_call::hcc5472a0f1ff31ac
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:297
[INFO] [stdout]   28:     0x55e251a68c35 - std::panicking::try::h774b0c4fd770945c
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panicking.rs:274
[INFO] [stdout]   29:     0x55e251a68c35 - std::panic::catch_unwind::hfaf7c6beb53320e7
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/panic.rs:394
[INFO] [stdout]   30:     0x55e251a68c35 - std::thread::Builder::spawn_unchecked::{{closure}}::h481343a824704446
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libstd/thread/mod.rs:474
[INFO] [stdout]   31:     0x55e251a68c35 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dcbc7fc2c4c6c48
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/libcore/ops/function.rs:232
[INFO] [stdout]   32:     0x55e251ab905a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hf311c88f1fadb9b8
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076
[INFO] [stdout]   33:     0x55e251ab905a - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h8cfb7235b81393ef
[INFO] [stdout]                                at /rustc/d3fb005a39e62501b8b0b356166e515ae24e2e54/src/liballoc/boxed.rs:1076
[INFO] [stdout]   34:     0x55e251ab905a - std::sys::unix::thread::Thread::new::thread_start::hf745c8cf29a89648
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   35:     0x7f84ad102609 - start_thread
[INFO] [stdout]   36:     0x7f84ad00e103 - __clone
[INFO] [stdout]   37:                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
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `Command { std: "docker" "inspect" "2ad8a0db047e562aef9f1aac199dc3e478b5cb9693df6238f7669ddff6edd8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ad8a0db047e562aef9f1aac199dc3e478b5cb9693df6238f7669ddff6edd8f2", kill_on_drop: false }`
[INFO] [stdout] 2ad8a0db047e562aef9f1aac199dc3e478b5cb9693df6238f7669ddff6edd8f2