[INFO] cloning repository https://github.com/dylanbraithwaite/cubical
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dylanbraithwaite/cubical" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanbraithwaite%2Fcubical", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanbraithwaite%2Fcubical'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50cc6aae7ede9dbef9753fda2ca289359298a3cb
[INFO] testing dylanbraithwaite/cubical against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanbraithwaite%2Fcubical" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dylanbraithwaite/cubical on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dylanbraithwaite/cubical
[INFO] finished tweaking git repo https://github.com/dylanbraithwaite/cubical
[INFO] tweaked toml for git repo https://github.com/dylanbraithwaite/cubical written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dylanbraithwaite/cubical 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cons-list v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9e1d73053ca7fc9e74c4ddee75723cf77bec1912daca450467e68573e2c0e4d
[INFO] running `Command { std: "docker" "start" "-a" "f9e1d73053ca7fc9e74c4ddee75723cf77bec1912daca450467e68573e2c0e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9e1d73053ca7fc9e74c4ddee75723cf77bec1912daca450467e68573e2c0e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e1d73053ca7fc9e74c4ddee75723cf77bec1912daca450467e68573e2c0e4d", kill_on_drop: false }`
[INFO] [stdout] f9e1d73053ca7fc9e74c4ddee75723cf77bec1912daca450467e68573e2c0e4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43c62747b8eab6cded3327f585a43bd4ac857d7c4cfd9f0fc6e3682aa3fa2460
[INFO] running `Command { std: "docker" "start" "-a" "43c62747b8eab6cded3327f585a43bd4ac857d7c4cfd9f0fc6e3682aa3fa2460", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cons-list v0.0.3
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling cubical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stdout]   --> src/syntax/parser.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     UnexpectedToken {
[INFO] [stdout]    |     --------------- fields in this variant
[INFO] [stdout] 44 |         expected: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 45 |         actual: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 46 |         current_expr: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl GlueType {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Glue {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Unglue {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stdout]   --> src/ast/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     GlueType(GlueType),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Contr(ContrElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     Equiv(EquivElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     Pres(Pres),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     Glue(Glue),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     Unglue(Unglue),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/ast/expr.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 222 | impl Expr {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stdout]    |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stdout]    |                                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "43c62747b8eab6cded3327f585a43bd4ac857d7c4cfd9f0fc6e3682aa3fa2460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c62747b8eab6cded3327f585a43bd4ac857d7c4cfd9f0fc6e3682aa3fa2460", kill_on_drop: false }`
[INFO] [stdout] 43c62747b8eab6cded3327f585a43bd4ac857d7c4cfd9f0fc6e3682aa3fa2460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16bc6c56e7e3b434a75b8728b94da9447e74464badb51e9f956e181364796a9d
[INFO] running `Command { std: "docker" "start" "-a" "16bc6c56e7e3b434a75b8728b94da9447e74464badb51e9f956e181364796a9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cubical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stdout]   --> src/syntax/parser.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     UnexpectedToken {
[INFO] [stdout]    |     --------------- fields in this variant
[INFO] [stdout] 44 |         expected: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 45 |         actual: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 46 |         current_expr: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl GlueType {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Glue {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Unglue {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stdout]   --> src/ast/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     GlueType(GlueType),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Contr(ContrElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     Equiv(EquivElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     Pres(Pres),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     Glue(Glue),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     Unglue(Unglue),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/ast/expr.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 222 | impl Expr {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stdout]    |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stdout]    |                                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "16bc6c56e7e3b434a75b8728b94da9447e74464badb51e9f956e181364796a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bc6c56e7e3b434a75b8728b94da9447e74464badb51e9f956e181364796a9d", kill_on_drop: false }`
[INFO] [stdout] 16bc6c56e7e3b434a75b8728b94da9447e74464badb51e9f956e181364796a9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b968c625e563ef2777bad12ad9b98047a3e19945a44efd6f7911d76ba6d5a86
[INFO] running `Command { std: "docker" "start" "-a" "4b968c625e563ef2777bad12ad9b98047a3e19945a44efd6f7911d76ba6d5a86", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stderr]   --> src/syntax/parser.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     UnexpectedToken {
[INFO] [stderr]    |     --------------- fields in this variant
[INFO] [stderr] 44 |         expected: String,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 45 |         actual: String,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 46 |         current_expr: &'static str,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl GlueType {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Glue {
[INFO] [stderr]    | --------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Unglue {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stderr]   --> src/ast/expr.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum Expr {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 19 |     GlueType(GlueType),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     Contr(ContrElim),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 32 |     Equiv(EquivElim),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 33 |     Pres(Pres),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     Glue(Glue),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 35 |     Unglue(Unglue),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated functions are never used
[INFO] [stderr]    --> src/ast/expr.rs:281:12
[INFO] [stderr]     |
[INFO] [stderr] 222 | impl Expr {
[INFO] [stderr]     | --------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stderr]    |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stderr]    |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stderr]    |              ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/elaborate.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stderr]    |                     ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/elaborate.rs:31:37
[INFO] [stderr]    |
[INFO] [stderr] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stderr]    |                                     ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `cubical` (bin "cubical" test) generated 32 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cubical-013fddf6cf73beaa)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test interval::test_normalise_interval_to_zero ... ok
[INFO] [stdout] test ast::terms::paths::path_app::test_normalise_path_app_to_endpoints ... ok
[INFO] [stdout] test syntax::test::test_app_left_assoc ... ok
[INFO] [stdout] test syntax::test::test_parenthesized_app ... ok
[INFO] [stdout] test syntax::test::test_lambda_right_assoc ... ok
[INFO] [stdout] test syntax::test::test_parse_interval_formula ... ok
[INFO] [stdout] test syntax::test::test_parse_lambda ... ok
[INFO] [stdout] test syntax::test::test_parse_path ... ok
[INFO] [stdout] test syntax::test::test_parse_comp ... ok
[INFO] [stdout] test syntax::test::test_parse_path_bind ... ok
[INFO] [stdout] test syntax::test::test_parse_pi ... ok
[INFO] [stdout] test syntax::test::test_parse_system ... ok
[INFO] [stdout] test ast::terms::face_systems::composition::test_normalise_composition_unit ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ast::terms::face_systems::composition::test_normalise_composition_unit stdout ----
[INFO] [stdout] thread 'ast::terms::face_systems::composition::test_normalise_composition_unit' panicked at src/ast/terms/face_systems/composition.rs:93:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Var(Var { debruijn_index: 0 })
[INFO] [stdout]  right: Var(Var { debruijn_index: 1 })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557dce31e655 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x557dce31e655 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557dce31e655 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x557dce31e655 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557dce344ecb - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x557dce344ecb - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x557dce31be8f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x557dce31e42e - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557dce31e42e - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557dce31fe59 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x557dce31fb1e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x557dce2ef1ba - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x557dce2ef1ba - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x557dce32045b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x557dce32045b - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x557dce3201d4 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x557dce31eb19 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x557dce31ff07 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x557dce24f843 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x557dce24fc2e - core::panicking::assert_failed_inner::h01c8f7f0c1caba58
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x557dce2b908e - core::panicking::assert_failed::h36e5025a13ed5435
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x557dce27496e - cubical::ast::terms::face_systems::composition::test_normalise_composition_unit::h5706d13b21b83f37
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ast/terms/face_systems/composition.rs:93:5
[INFO] [stdout]   22:     0x557dce274177 - cubical::ast::terms::face_systems::composition::test_normalise_composition_unit::{{closure}}::h675ee2c4e45af7c7
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ast/terms/face_systems/composition.rs:66:37
[INFO] [stdout]   23:     0x557dce28dfc6 - core::ops::function::FnOnce::call_once::he49ddd42d7ed4997
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557dce2f3b9b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557dce2f3b9b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x557dce2f32a1 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x557dce2f32a1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557dce2f32a1 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x557dce2f32a1 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x557dce2f32a1 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x557dce2f32a1 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x557dce2f32a1 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x557dce2bbc64 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x557dce2bbc64 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x557dce2c0692 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x557dce2c0692 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x557dce2c0692 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x557dce2c0692 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x557dce2c0692 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x557dce2c0692 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x557dce2c0692 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557dce32463b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x557dce32463b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x557dce32463b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f4a6c08fac3 - <unknown>
[INFO] [stdout]   46:     0x7f4a6c120a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ast::terms::face_systems::composition::test_normalise_composition_unit
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin cubical`
[INFO] running `Command { std: "docker" "inspect" "4b968c625e563ef2777bad12ad9b98047a3e19945a44efd6f7911d76ba6d5a86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b968c625e563ef2777bad12ad9b98047a3e19945a44efd6f7911d76ba6d5a86", kill_on_drop: false }`
[INFO] [stdout] 4b968c625e563ef2777bad12ad9b98047a3e19945a44efd6f7911d76ba6d5a86
[INFO] testing dylanbraithwaite/cubical against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdylanbraithwaite%2Fcubical" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dylanbraithwaite/cubical on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dylanbraithwaite/cubical
[INFO] finished tweaking git repo https://github.com/dylanbraithwaite/cubical
[INFO] tweaked toml for git repo https://github.com/dylanbraithwaite/cubical written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dylanbraithwaite/cubical 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f81f1f83cc88d3438a433c7277a7ea1fd34a9d724641c25f1d07e9a7dbcbeefe
[INFO] running `Command { std: "docker" "start" "-a" "f81f1f83cc88d3438a433c7277a7ea1fd34a9d724641c25f1d07e9a7dbcbeefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f81f1f83cc88d3438a433c7277a7ea1fd34a9d724641c25f1d07e9a7dbcbeefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f81f1f83cc88d3438a433c7277a7ea1fd34a9d724641c25f1d07e9a7dbcbeefe", kill_on_drop: false }`
[INFO] [stdout] f81f1f83cc88d3438a433c7277a7ea1fd34a9d724641c25f1d07e9a7dbcbeefe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8948bb561a616938bfe24411ccb28464ff1ae00966ca6b8db1ffe09f620177ef
[INFO] running `Command { std: "docker" "start" "-a" "8948bb561a616938bfe24411ccb28464ff1ae00966ca6b8db1ffe09f620177ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cons-list v0.0.3
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling cubical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stdout]   --> src/syntax/parser.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     UnexpectedToken {
[INFO] [stdout]    |     --------------- fields in this variant
[INFO] [stdout] 44 |         expected: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 45 |         actual: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 46 |         current_expr: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl GlueType {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Glue {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Unglue {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stdout]   --> src/ast/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     GlueType(GlueType),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Contr(ContrElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     Equiv(EquivElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     Pres(Pres),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     Glue(Glue),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     Unglue(Unglue),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/ast/expr.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 222 | impl Expr {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stdout]    |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stdout]    |                                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "8948bb561a616938bfe24411ccb28464ff1ae00966ca6b8db1ffe09f620177ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8948bb561a616938bfe24411ccb28464ff1ae00966ca6b8db1ffe09f620177ef", kill_on_drop: false }`
[INFO] [stdout] 8948bb561a616938bfe24411ccb28464ff1ae00966ca6b8db1ffe09f620177ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a2d7d1875736cbb9001d593ae85f3eb720f48295e648f8501834e2183f3c83e
[INFO] running `Command { std: "docker" "start" "-a" "7a2d7d1875736cbb9001d593ae85f3eb720f48295e648f8501834e2183f3c83e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cubical v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stdout]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stdout]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expr`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stdout]    |
[INFO] [stdout] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stdout]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `amount`
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stdout]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stdout]   --> src/syntax/parser.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     UnexpectedToken {
[INFO] [stdout]    |     --------------- fields in this variant
[INFO] [stdout] 44 |         expected: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 45 |         actual: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 46 |         current_expr: &'static str,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl GlueType {
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Glue {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Unglue {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stdout]   --> src/ast/expr.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 19 |     GlueType(GlueType),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     Contr(ContrElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 32 |     Equiv(EquivElim),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 33 |     Pres(Pres),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     Glue(Glue),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 35 |     Unglue(Unglue),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated functions are never used
[INFO] [stdout]    --> src/ast/expr.rs:281:12
[INFO] [stdout]     |
[INFO] [stdout] 222 | impl Expr {
[INFO] [stdout]     | --------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stdout]    |           ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stdout]    |          ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/toplevel/eval.rs:12:14
[INFO] [stdout]    |
[INFO] [stdout] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stdout]    |              ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:17:21
[INFO] [stdout]    |
[INFO] [stdout] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stdout]    |                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/elaborate.rs:31:37
[INFO] [stdout]    |
[INFO] [stdout] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stdout]    |                                     ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "7a2d7d1875736cbb9001d593ae85f3eb720f48295e648f8501834e2183f3c83e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a2d7d1875736cbb9001d593ae85f3eb720f48295e648f8501834e2183f3c83e", kill_on_drop: false }`
[INFO] [stdout] 7a2d7d1875736cbb9001d593ae85f3eb720f48295e648f8501834e2183f3c83e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7f24f9ab71ae432b8d492b97ca09ed1aa88bc4600f96850fc39a9787fabbad52
[INFO] running `Command { std: "docker" "start" "-a" "7f24f9ab71ae432b8d492b97ca09ed1aa88bc4600f96850fc39a9787fabbad52", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:32:24
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn normalise(self, ctx: &Context) -> Self {
[INFO] [stderr]    |                        ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:40:30
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:40:42
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn substitute_expr(self, expr: Expr, var: usize) -> Self {
[INFO] [stderr]    |                                          ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:46:34
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_expr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:46:53
[INFO] [stderr]    |
[INFO] [stderr] 46 |     fn substitute_interval(self, expr: IntervalDnf, var: usize) -> Self {
[INFO] [stderr]    |                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_var`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:52:40
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `amount`
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:52:54
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn increment_indices_from_by(self, start: usize, amount: usize) -> Self {
[INFO] [stderr]    |                                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_amount`
[INFO] [stderr] 
[INFO] [stderr] warning: fields `expected`, `actual`, and `current_expr` are never read
[INFO] [stderr]   --> src/syntax/parser.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |     UnexpectedToken {
[INFO] [stderr]    |     --------------- fields in this variant
[INFO] [stderr] 44 |         expected: String,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 45 |         actual: String,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 46 |         current_expr: &'static str,
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/glue_type.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl GlueType {
[INFO] [stderr]    | ------------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, space: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/glue.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Glue {
[INFO] [stderr]    | --------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `new` is never used
[INFO] [stderr]   --> src/ast/terms/glueing/unglue.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Unglue {
[INFO] [stderr]    | ----------- associated function in this implementation
[INFO] [stderr] 15 |     pub fn new(faces: FaceSystem, term: Term) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `GlueType`, `Contr`, `Equiv`, `Pres`, `Glue`, and `Unglue` are never constructed
[INFO] [stderr]   --> src/ast/expr.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub enum Expr {
[INFO] [stderr]    |          ---- variants in this enum
[INFO] [stderr] ...
[INFO] [stderr] 19 |     GlueType(GlueType),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     Contr(ContrElim),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 32 |     Equiv(EquivElim),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 33 |     Pres(Pres),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     Glue(Glue),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 35 |     Unglue(Unglue),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Expr` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: multiple associated functions are never used
[INFO] [stderr]    --> src/ast/expr.rs:281:12
[INFO] [stderr]     |
[INFO] [stderr] 222 | impl Expr {
[INFO] [stderr]     | --------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 281 |     pub fn transp(space: Term, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 289 |     pub fn contr_prop(space: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 303 |     pub fn contr_elim(proof: Term, system: FaceSystem) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 307 |     pub fn sigma(left_type: Term, right_type: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 323 |     pub fn pres(function: Term, face_system: FaceSystem, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 330 |     fn equiv_prop_inner(source: Term, target:Term, func: Term) -> Expr {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 350 |     pub fn equiv_prop(source: Term, target: Term, func: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 358 |     pub fn equiv_type(source: Term, target: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 370 |     pub fn equiv_elim(equiv: Term, system: FaceSystem, witness: Term) -> Expr {
[INFO] [stderr]     |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:10:11
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Parse(syntax::ParseError),
[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] 10 |     Parse(()),
[INFO] [stderr]    |           ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Elab(ElaborationErr),
[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] 11 |     Elab(()),
[INFO] [stderr]    |          ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/toplevel/eval.rs:12:14
[INFO] [stderr]    |
[INFO] [stderr] 12 |     TopLevel(toplevel::TopLevelErr),
[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] 12 |     TopLevel(()),
[INFO] [stderr]    |              ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/elaborate.rs:17:21
[INFO] [stderr]    |
[INFO] [stderr] 17 |     UnboundVariable(String),
[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] 17 |     UnboundVariable(()),
[INFO] [stderr]    |                     ~~
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/elaborate.rs:31:37
[INFO] [stderr]    |
[INFO] [stderr] 31 |     CompositionHasIncompatibleFaces(String),
[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] 31 |     CompositionHasIncompatibleFaces(()),
[INFO] [stderr]    |                                     ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `cubical` (bin "cubical" test) generated 32 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/cubical-013fddf6cf73beaa)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test ast::terms::paths::path_app::test_normalise_path_app_to_endpoints ... ok
[INFO] [stdout] test syntax::test::test_lambda_right_assoc ... ok
[INFO] [stdout] test syntax::test::test_parenthesized_app ... ok
[INFO] [stdout] test syntax::test::test_app_left_assoc ... ok
[INFO] [stdout] test interval::test_normalise_interval_to_zero ... ok
[INFO] [stdout] test syntax::test::test_parse_comp ... ok
[INFO] [stdout] test syntax::test::test_parse_interval_formula ... ok
[INFO] [stdout] test syntax::test::test_parse_lambda ... ok
[INFO] [stdout] test syntax::test::test_parse_path ... ok
[INFO] [stdout] test syntax::test::test_parse_path_bind ... ok
[INFO] [stdout] test syntax::test::test_parse_pi ... ok
[INFO] [stdout] test syntax::test::test_parse_system ... ok
[INFO] [stdout] test ast::terms::face_systems::composition::test_normalise_composition_unit ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- ast::terms::face_systems::composition::test_normalise_composition_unit stdout ----
[INFO] [stdout] thread 'ast::terms::face_systems::composition::test_normalise_composition_unit' panicked at src/ast/terms/face_systems/composition.rs:93:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: Var(Var { debruijn_index: 0 })
[INFO] [stdout]  right: Var(Var { debruijn_index: 1 })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x559106c5f685 - std::backtrace_rs::backtrace::libunwind::trace::he49dc9a9e3164223
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x559106c5f685 - std::backtrace_rs::backtrace::trace_unsynchronized::h3a3e77c68030aa6b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x559106c5f685 - std::sys_common::backtrace::_print_fmt::h9479ad2f99afd5d4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x559106c5f685 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfb01aa1fa3fb1821
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x559106c85e9b - core::fmt::rt::Argument::fmt::h125e56152abbc1c3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x559106c85e9b - core::fmt::write::hb0ab4ff05ccfe741
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x559106c5cf6f - std::io::Write::write_fmt::hea6336dbf2fa00b8
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x559106c5f45e - std::sys_common::backtrace::_print::h79ca548f3a2adf4b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x559106c5f45e - std::sys_common::backtrace::print::h9aebf997b2fea2d3
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x559106c60dc9 - std::panicking::default_hook::{{closure}}::h68a0954af2694526
[INFO] [stdout]   10:     0x559106c60b1c - std::panicking::default_hook::h5be50cc6849ffb00
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x559106c3021f - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd874405dcbd1d3ed
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x559106c3021f - test::test_main::{{closure}}::h4f26a9df34a84b94
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x559106c613cb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h00e96d9c62aa9a12
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x559106c613cb - std::panicking::rust_panic_with_hook::h3c0df6036729334c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x559106c61144 - std::panicking::begin_panic_handler::{{closure}}::ha3a21e93c4cfd807
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x559106c5fb49 - std::sys_common::backtrace::__rust_end_short_backtrace::h19508a8f8ae71dc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x559106c60e77 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x559106b90823 - core::panicking::panic_fmt::h2ba8af99174d83ea
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x559106b90c0e - core::panicking::assert_failed_inner::h5c44db15a6ee70ee
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:408:17
[INFO] [stdout]   20:     0x559106bf819e - core::panicking::assert_failed::he9190160dcf28e0e
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panicking.rs:363:5
[INFO] [stdout]   21:     0x559106bb931e - cubical::ast::terms::face_systems::composition::test_normalise_composition_unit::h9f1cba544d488159
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ast/terms/face_systems/composition.rs:93:5
[INFO] [stdout]   22:     0x559106bb8b27 - cubical::ast::terms::face_systems::composition::test_normalise_composition_unit::{{closure}}::h8d83709800073e69
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ast/terms/face_systems/composition.rs:66:37
[INFO] [stdout]   23:     0x559106bcd976 - core::ops::function::FnOnce::call_once::h29b28adf604df680
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x559106c34b3b - core::ops::function::FnOnce::call_once::h18c6bf92212b87a4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x559106c34b3b - test::__rust_begin_short_backtrace::hdcf0edcfa9080086
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x559106c34201 - test::run_test_in_process::{{closure}}::heac2c4eb375d2d10
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x559106c34201 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0289bafc8a1cc004
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x559106c34201 - std::panicking::try::do_call::h5e158f1ad8a5f983
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x559106c34201 - std::panicking::try::hea3411d60321c4de
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x559106c34201 - std::panic::catch_unwind::hafb7bb18bc47bbc7
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x559106c34201 - test::run_test_in_process::h74dd138dc7762d99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x559106c34201 - test::run_test::{{closure}}::h6b390822e63606cf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x559106bfcbd4 - test::run_test::{{closure}}::h6e11dba8131d354b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x559106bfcbd4 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha71b3541b59bdbbb
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x559106c016a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hef92127c5ef9e53c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x559106c016a2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h859c109f9d11c92b
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x559106c016a2 - std::panicking::try::do_call::hbf534c458cd858f0
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x559106c016a2 - std::panicking::try::h65c18365a7b9ad90
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x559106c016a2 - std::panic::catch_unwind::h21b25d4c69478c39
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x559106c016a2 - std::thread::Builder::spawn_unchecked_::{{closure}}::h23335f620275a9bf
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x559106c016a2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb491dc55513e9b7c
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x559106c6559b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h41b39260afcffdc9
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x559106c6559b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6694c8dc6dd010c4
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x559106c6559b - std::sys::pal::unix::thread::Thread::new::thread_start::hf16038e1c8e19c99
[INFO] [stdout]                                at /rustc/b642703cf9526da1e72c0b6755753b939a9c6b6d/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f8128168ac3 - <unknown>
[INFO] [stdout]   46:     0x7f81281f9a04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     ast::terms::face_systems::composition::test_normalise_composition_unit
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin cubical`
[INFO] running `Command { std: "docker" "inspect" "7f24f9ab71ae432b8d492b97ca09ed1aa88bc4600f96850fc39a9787fabbad52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f24f9ab71ae432b8d492b97ca09ed1aa88bc4600f96850fc39a9787fabbad52", kill_on_drop: false }`
[INFO] [stdout] 7f24f9ab71ae432b8d492b97ca09ed1aa88bc4600f96850fc39a9787fabbad52
