[INFO] cloning repository https://github.com/EliasPrescott/swish
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EliasPrescott/swish" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasPrescott%2Fswish", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasPrescott%2Fswish'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 931751878c29f349dbea8d816daaaf51be4058ed
[INFO] testing EliasPrescott/swish against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasPrescott%2Fswish" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EliasPrescott/swish on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EliasPrescott/swish
[INFO] finished tweaking git repo https://github.com/EliasPrescott/swish
[INFO] tweaked toml for git repo https://github.com/EliasPrescott/swish written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/EliasPrescott/swish 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v7.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d5d5df43467f71792fb39f14290fe362b4dcb3f51ea648e3c284007b3146f8
[INFO] running `Command { std: "docker" "start" "-a" "c2d5d5df43467f71792fb39f14290fe362b4dcb3f51ea648e3c284007b3146f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d5d5df43467f71792fb39f14290fe362b4dcb3f51ea648e3c284007b3146f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d5d5df43467f71792fb39f14290fe362b4dcb3f51ea648e3c284007b3146f8", kill_on_drop: false }`
[INFO] [stdout] c2d5d5df43467f71792fb39f14290fe362b4dcb3f51ea648e3c284007b3146f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b32d13cc313d5f215fbebc377a9e23bf522e6144019e29bf649742385275ad8c
[INFO] running `Command { std: "docker" "start" "-a" "b32d13cc313d5f215fbebc377a9e23bf522e6144019e29bf649742385275ad8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling nom v7.1.2
[INFO] [stderr]    Compiling swish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/ast_type.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashSet,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multispace1`
[INFO] [stdout]  --> src/ast_type.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stdout]   |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stdout]   --> src/ast_type.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::identifier_parser::identifier;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg0`
[INFO] [stdout]    --> src/ast.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg1`
[INFO] [stdout]    --> src/ast.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l0`
[INFO] [stdout]    --> src/ast.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l1`
[INFO] [stdout]    --> src/ast.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r0`
[INFO] [stdout]    --> src/ast.rs:123:51
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]    --> src/ast.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/ast.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             other => None,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_identifier_usage` is never used
[INFO] [stdout]    --> src/ast.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl AstNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `float` is never used
[INFO] [stdout]  --> src/test_helpers.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn float(float: f64) -> AstNode {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `int` is never used
[INFO] [stdout]   --> src/test_helpers.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn int(int: i64) -> AstNode {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` is never used
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ident` is never used
[INFO] [stdout]   --> src/test_helpers.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func` is never used
[INFO] [stdout]   --> src/test_helpers.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_call` is never used
[INFO] [stdout]   --> src/test_helpers.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_parse` is never used
[INFO] [stdout]   --> src/test_helpers.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn assert_parse(input: &str, comp: AstNode) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn assert_type(input: &str, t: AstType) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn parse_type(input: &str, t: AstType) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `poly_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn poly_type(name: &str) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bounded_poly_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn bounded_poly_type(name: &str, bounds: Vec<AstType>) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn func_type(parameter_type: AstType, body_type: AstType) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "b32d13cc313d5f215fbebc377a9e23bf522e6144019e29bf649742385275ad8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32d13cc313d5f215fbebc377a9e23bf522e6144019e29bf649742385275ad8c", kill_on_drop: false }`
[INFO] [stdout] b32d13cc313d5f215fbebc377a9e23bf522e6144019e29bf649742385275ad8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea82de2bcf1cb718a8e48daa468c2d6d6c92ab60a7ad81e05e737fe05e484c15
[INFO] running `Command { std: "docker" "start" "-a" "ea82de2bcf1cb718a8e48daa468c2d6d6c92ab60a7ad81e05e737fe05e484c15", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling swish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/ast_type.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashSet,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multispace1`
[INFO] [stdout]  --> src/ast_type.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stdout]   |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stdout]   --> src/ast_type.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::identifier_parser::identifier;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg0`
[INFO] [stdout]    --> src/ast.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg1`
[INFO] [stdout]    --> src/ast.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l0`
[INFO] [stdout]    --> src/ast.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l1`
[INFO] [stdout]    --> src/ast.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r0`
[INFO] [stdout]    --> src/ast.rs:123:51
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]    --> src/ast.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/ast.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             other => None,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_identifier_usage` is never used
[INFO] [stdout]    --> src/ast.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl AstNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ident` is never used
[INFO] [stdout]   --> src/test_helpers.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func` is never used
[INFO] [stdout]   --> src/test_helpers.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_call` is never used
[INFO] [stdout]   --> src/test_helpers.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "ea82de2bcf1cb718a8e48daa468c2d6d6c92ab60a7ad81e05e737fe05e484c15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea82de2bcf1cb718a8e48daa468c2d6d6c92ab60a7ad81e05e737fe05e484c15", kill_on_drop: false }`
[INFO] [stdout] ea82de2bcf1cb718a8e48daa468c2d6d6c92ab60a7ad81e05e737fe05e484c15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c89b1ee28150c09fc187e2d49cfddd3856a0318f76673305673d8971dab32926
[INFO] running `Command { std: "docker" "start" "-a" "c89b1ee28150c09fc187e2d49cfddd3856a0318f76673305673d8971dab32926", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::HashSet`
[INFO] [stderr]  --> src/ast_type.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     collections::HashSet,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `multispace1`
[INFO] [stderr]  --> src/ast_type.rs:9:54
[INFO] [stderr]   |
[INFO] [stderr] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stderr]   |                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stderr]   --> src/ast_type.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use crate::identifier_parser::identifier;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg0`
[INFO] [stderr]    --> src/ast.rs:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg1`
[INFO] [stderr]    --> src/ast.rs:114:33
[INFO] [stderr]     |
[INFO] [stderr] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stderr]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l0`
[INFO] [stderr]    --> src/ast.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l1`
[INFO] [stderr]    --> src/ast.rs:123:32
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r0`
[INFO] [stderr]    --> src/ast.rs:123:51
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r1`
[INFO] [stderr]    --> src/ast.rs:123:55
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/ast.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |             other => None,
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_first_identifier_usage` is never used
[INFO] [stderr]    --> src/ast.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl AstNode {
[INFO] [stderr]     | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ident` is never used
[INFO] [stderr]   --> src/test_helpers.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `func` is never used
[INFO] [stderr]   --> src/test_helpers.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `func_call` is never used
[INFO] [stderr]   --> src/test_helpers.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `unit` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stderr]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `int_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:69:11
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stderr]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `float_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:70:11
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stderr]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `string_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:71:11
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stderr]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `unit_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:72:11
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: `swish` (bin "swish" test) generated 19 warnings (run `cargo fix --bin "swish" --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/swish-5a5fae482e8bebc9)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::parse_float ... ok
[INFO] [stdout] test tests::parse_integer ... ok
[INFO] [stdout] test tests::parse_types ... ok
[INFO] [stdout] test tests::parse_unit ... ok
[INFO] [stdout] test tests::inference_tests ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::inference_tests stdout ----
[INFO] [stdout] thread 'tests::inference_tests' panicked at src/test_helpers.rs:40:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 'a -> int
[INFO] [stdout]  right: int -> int
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5597f1aae66c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x5597f1aae66c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5597f1aae66c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5597f1aae66c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x5597f1ad9700 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x5597f1ad9700 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x5597f1aac01f - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x5597f1aae454 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x5597f1aae454 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x5597f1ab0117 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x5597f1aafe03 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x5597f1a7c9f7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x5597f1a7c9f7 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x5597f1ab0728 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x5597f1ab0728 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x5597f1ab047e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x5597f1aaeb36 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x5597f1ab01e2 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5597f19fecf5 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5597f19ff10b - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5597f1a3ee2e - core::panicking::assert_failed::h41ec001849e65172
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x5597f1a37490 - swish::test_helpers::assert_type::hbb7691ee878d2b01
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_helpers.rs:40:5
[INFO] [stdout]   22:     0x5597f1a2d24e - swish::tests::inference_tests::h1d9b286ed06dc3f0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:70:9
[INFO] [stdout]   23:     0x5597f1a2cbf7 - swish::tests::inference_tests::{{closure}}::hb9d0848c80e6a133
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:47:25
[INFO] [stdout]   24:     0x5597f1a206c6 - core::ops::function::FnOnce::call_once::hbb7b1a0a97b025b1
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x5597f1a8204f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x5597f1a8204f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   27:     0x5597f1a81065 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   28:     0x5597f1a81065 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x5597f1a81065 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x5597f1a81065 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x5597f1a81065 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x5597f1a81065 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   33:     0x5597f1a81065 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   34:     0x5597f1a49326 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   35:     0x5597f1a49326 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   36:     0x5597f1a4e3d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x5597f1a4e3d7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x5597f1a4e3d7 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x5597f1a4e3d7 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x5597f1a4e3d7 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x5597f1a4e3d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x5597f1a4e3d7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x5597f1ab51b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x5597f1ab51b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   45:     0x5597f1ab51b5 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7f5beab40ac3 - <unknown>
[INFO] [stdout]   47:     0x7f5beabd1bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::inference_tests
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 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 swish`
[INFO] running `Command { std: "docker" "inspect" "c89b1ee28150c09fc187e2d49cfddd3856a0318f76673305673d8971dab32926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89b1ee28150c09fc187e2d49cfddd3856a0318f76673305673d8971dab32926", kill_on_drop: false }`
[INFO] [stdout] c89b1ee28150c09fc187e2d49cfddd3856a0318f76673305673d8971dab32926
[INFO] testing EliasPrescott/swish against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasPrescott%2Fswish" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EliasPrescott/swish on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EliasPrescott/swish
[INFO] finished tweaking git repo https://github.com/EliasPrescott/swish
[INFO] tweaked toml for git repo https://github.com/EliasPrescott/swish written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EliasPrescott/swish 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" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d151b3c8224edc0409980dacc0a040ff8f2b4625b66fdb62c40b9629a4a3044a
[INFO] running `Command { std: "docker" "start" "-a" "d151b3c8224edc0409980dacc0a040ff8f2b4625b66fdb62c40b9629a4a3044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d151b3c8224edc0409980dacc0a040ff8f2b4625b66fdb62c40b9629a4a3044a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d151b3c8224edc0409980dacc0a040ff8f2b4625b66fdb62c40b9629a4a3044a", kill_on_drop: false }`
[INFO] [stdout] d151b3c8224edc0409980dacc0a040ff8f2b4625b66fdb62c40b9629a4a3044a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d49c282bcc04553ceb84885191de01e71f642fb2e71eefebfa4131acc462dbf
[INFO] running `Command { std: "docker" "start" "-a" "0d49c282bcc04553ceb84885191de01e71f642fb2e71eefebfa4131acc462dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling nom v7.1.2
[INFO] [stderr]    Compiling swish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/ast_type.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashSet,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multispace1`
[INFO] [stdout]  --> src/ast_type.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stdout]   |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stdout]   --> src/ast_type.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::identifier_parser::identifier;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg0`
[INFO] [stdout]    --> src/ast.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg1`
[INFO] [stdout]    --> src/ast.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l0`
[INFO] [stdout]    --> src/ast.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l1`
[INFO] [stdout]    --> src/ast.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r0`
[INFO] [stdout]    --> src/ast.rs:123:51
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]    --> src/ast.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/ast.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             other => None,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_identifier_usage` is never used
[INFO] [stdout]    --> src/ast.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl AstNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `float` is never used
[INFO] [stdout]  --> src/test_helpers.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn float(float: f64) -> AstNode {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `int` is never used
[INFO] [stdout]   --> src/test_helpers.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub fn int(int: i64) -> AstNode {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` is never used
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ident` is never used
[INFO] [stdout]   --> src/test_helpers.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func` is never used
[INFO] [stdout]   --> src/test_helpers.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_call` is never used
[INFO] [stdout]   --> src/test_helpers.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_parse` is never used
[INFO] [stdout]   --> src/test_helpers.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn assert_parse(input: &str, comp: AstNode) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assert_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn assert_type(input: &str, t: AstType) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn parse_type(input: &str, t: AstType) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `poly_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:48:8
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub fn poly_type(name: &str) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bounded_poly_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub fn bounded_poly_type(name: &str, bounds: Vec<AstType>) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | pub fn func_type(parameter_type: AstType, body_type: AstType) -> AstType {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` is never used
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "0d49c282bcc04553ceb84885191de01e71f642fb2e71eefebfa4131acc462dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d49c282bcc04553ceb84885191de01e71f642fb2e71eefebfa4131acc462dbf", kill_on_drop: false }`
[INFO] [stdout] 0d49c282bcc04553ceb84885191de01e71f642fb2e71eefebfa4131acc462dbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f62011a8ea984ddeaff58f48bb23ad232ef44e0f3949a0a91977c96a767d53c
[INFO] running `Command { std: "docker" "start" "-a" "3f62011a8ea984ddeaff58f48bb23ad232ef44e0f3949a0a91977c96a767d53c", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling swish v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashSet`
[INFO] [stdout]  --> src/ast_type.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashSet,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `multispace1`
[INFO] [stdout]  --> src/ast_type.rs:9:54
[INFO] [stdout]   |
[INFO] [stdout] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stdout]   |                                                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stdout]   --> src/ast_type.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::identifier_parser::identifier;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg0`
[INFO] [stdout]    --> src/ast.rs:114:27
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg1`
[INFO] [stdout]    --> src/ast.rs:114:33
[INFO] [stdout]     |
[INFO] [stdout] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stdout]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l0`
[INFO] [stdout]    --> src/ast.rs:123:28
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `l1`
[INFO] [stdout]    --> src/ast.rs:123:32
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r0`
[INFO] [stdout]    --> src/ast.rs:123:51
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r1`
[INFO] [stdout]    --> src/ast.rs:123:55
[INFO] [stdout]     |
[INFO] [stdout] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stdout]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/ast.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |             other => None,
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_first_identifier_usage` is never used
[INFO] [stdout]    --> src/ast.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl AstNode {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ident` is never used
[INFO] [stdout]   --> src/test_helpers.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func` is never used
[INFO] [stdout]   --> src/test_helpers.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `func_call` is never used
[INFO] [stdout]   --> src/test_helpers.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `int_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:69:11
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `float_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:70:11
[INFO] [stdout]    |
[INFO] [stdout] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `string_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:71:11
[INFO] [stdout]    |
[INFO] [stdout] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `unit_type` should have an upper case name
[INFO] [stdout]   --> src/test_helpers.rs:72:11
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "3f62011a8ea984ddeaff58f48bb23ad232ef44e0f3949a0a91977c96a767d53c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f62011a8ea984ddeaff58f48bb23ad232ef44e0f3949a0a91977c96a767d53c", kill_on_drop: false }`
[INFO] [stdout] 3f62011a8ea984ddeaff58f48bb23ad232ef44e0f3949a0a91977c96a767d53c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0faca6c81db943b5c8c1b5021d65ec83f68ab1e59cedf3b1a9015c6253afa99f
[INFO] running `Command { std: "docker" "start" "-a" "0faca6c81db943b5c8c1b5021d65ec83f68ab1e59cedf3b1a9015c6253afa99f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `collections::HashSet`
[INFO] [stderr]  --> src/ast_type.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     collections::HashSet,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `multispace1`
[INFO] [stderr]  --> src/ast_type.rs:9:54
[INFO] [stderr]   |
[INFO] [stderr] 9 |     character::complete::{alpha1, char, multispace0, multispace1},
[INFO] [stderr]   |                                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::identifier_parser::identifier`
[INFO] [stderr]   --> src/ast_type.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use crate::identifier_parser::identifier;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg0`
[INFO] [stderr]    --> src/ast.rs:114:27
[INFO] [stderr]     |
[INFO] [stderr] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_arg0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arg1`
[INFO] [stderr]    --> src/ast.rs:114:33
[INFO] [stderr]     |
[INFO] [stderr] 114 |             Self::Builtin(arg0, arg1) => f.debug_tuple("Builtin").finish(),
[INFO] [stderr]     |                                 ^^^^ help: if this is intentional, prefix it with an underscore: `_arg1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l0`
[INFO] [stderr]    --> src/ast.rs:123:28
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                            ^^ help: if this is intentional, prefix it with an underscore: `_l0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `l1`
[INFO] [stderr]    --> src/ast.rs:123:32
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                ^^ help: if this is intentional, prefix it with an underscore: `_l1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r0`
[INFO] [stderr]    --> src/ast.rs:123:51
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                                   ^^ help: if this is intentional, prefix it with an underscore: `_r0`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `r1`
[INFO] [stderr]    --> src/ast.rs:123:55
[INFO] [stderr]     |
[INFO] [stderr] 123 |             (Self::Builtin(l0, l1), Self::Builtin(r0, r1)) => false,
[INFO] [stderr]     |                                                       ^^ help: if this is intentional, prefix it with an underscore: `_r1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `other`
[INFO] [stderr]    --> src/ast.rs:164:13
[INFO] [stderr]     |
[INFO] [stderr] 164 |             other => None,
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_first_identifier_usage` is never used
[INFO] [stderr]    --> src/ast.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl AstNode {
[INFO] [stderr]     | ------------ method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 146 |     pub fn get_first_identifier_usage(&self, identifier: &str) -> Option<&Self> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `ident` is never used
[INFO] [stderr]   --> src/test_helpers.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn ident(text: &str, expected_type: AstType) -> AstNode {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `func` is never used
[INFO] [stderr]   --> src/test_helpers.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn func(param: &str, expected_param_type: AstType, body: AstNode) -> AstNode {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `func_call` is never used
[INFO] [stderr]   --> src/test_helpers.rs:29:8
[INFO] [stderr]    |
[INFO] [stderr] 29 | pub fn func_call(items: Vec<AstNode>) -> AstNode {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `unit` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const unit: AstNode = AstNode::Unit;
[INFO] [stderr]    |           ^^^^ help: convert the identifier to upper case: `UNIT`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `int_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:69:11
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stderr]    |           ^^^^^^^^ help: convert the identifier to upper case: `INT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `float_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:70:11
[INFO] [stderr]    |
[INFO] [stderr] 70 | pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stderr]    |           ^^^^^^^^^^ help: convert the identifier to upper case: `FLOAT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `string_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:71:11
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stderr]    |           ^^^^^^^^^^^ help: convert the identifier to upper case: `STRING_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `unit_type` should have an upper case name
[INFO] [stderr]   --> src/test_helpers.rs:72:11
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `UNIT_TYPE`
[INFO] [stderr] 
[INFO] [stderr] warning: `swish` (bin "swish" test) generated 19 warnings (run `cargo fix --bin "swish" --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/swish-6b70f7a203addece)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::parse_integer ... ok
[INFO] [stdout] test tests::parse_float ... ok
[INFO] [stdout] test tests::parse_types ... ok
[INFO] [stdout] test tests::parse_unit ... ok
[INFO] [stdout] test tests::inference_tests ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::inference_tests stdout ----
[INFO] [stdout] thread 'tests::inference_tests' panicked at src/test_helpers.rs:40:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 'a -> int
[INFO] [stdout]  right: int -> int
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x556ed34053f6 - std::backtrace_rs::backtrace::libunwind::trace::h261606ad26a499c1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x556ed34053f6 - std::backtrace_rs::backtrace::trace_unsynchronized::hd183f0625477fb28
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x556ed34053f6 - std::sys_common::backtrace::_print_fmt::hd7f8fef21b4eda67
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x556ed34053f6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h623d9b51f2f453f1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x556ed342f780 - core::fmt::rt::Argument::fmt::h9f417ac76a86f368
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x556ed342f780 - core::fmt::write::hc9b6faf4ac2aeff7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x556ed3402e5f - std::io::Write::write_fmt::he04625a3a989fec3
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x556ed34051d4 - std::sys_common::backtrace::_print::hd5d66399c7df88a2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x556ed34051d4 - std::sys_common::backtrace::print::he81ed2da642d37e5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x556ed3406f47 - std::panicking::default_hook::{{closure}}::h85773f4fa117163d
[INFO] [stdout]   10:     0x556ed3406c2d - std::panicking::default_hook::h6a1694a91d09b278
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x556ed33d3007 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h616ac37fa3cd6c8f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x556ed33d3007 - test::test_main::{{closure}}::h00d84697cefdcbb6
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x556ed3407566 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcb3fe3b9bb537ba8
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x556ed3407566 - std::panicking::rust_panic_with_hook::h0a7ad96e90f7145b
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x556ed34072b2 - std::panicking::begin_panic_handler::{{closure}}::h7919090525c6485e
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x556ed34058f6 - std::sys_common::backtrace::__rust_end_short_backtrace::hf3289479464f7dfe
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x556ed3407010 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x556ed3352cd5 - core::panicking::panic_fmt::hcc9f77c5c132af55
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x556ed335310b - core::panicking::assert_failed_inner::h9f13e27dd63c3a08
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:342:17
[INFO] [stdout]   20:     0x556ed3371e3e - core::panicking::assert_failed::h8223d5204f5efd52
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panicking.rs:297:5
[INFO] [stdout]   21:     0x556ed3398c52 - swish::test_helpers::assert_type::h7462a1a8ce665e17
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_helpers.rs:40:5
[INFO] [stdout]   22:     0x556ed3393d05 - swish::tests::inference_tests::h08e81b2afbda9af0
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:70:9
[INFO] [stdout]   23:     0x556ed3393617 - swish::tests::inference_tests::{{closure}}::h8dc34eb7067014d4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:47:25
[INFO] [stdout]   24:     0x556ed3387866 - core::ops::function::FnOnce::call_once::hce91f9e189505be5
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x556ed33d88df - core::ops::function::FnOnce::call_once::hd64d26f405258157
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x556ed33d88df - test::__rust_begin_short_backtrace::he21b0b7a6d731bf9
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x556ed33d7661 - test::run_test_in_process::{{closure}}::hf5c73986d7bdfde2
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x556ed33d7661 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h330011ad032aadc0
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x556ed33d7661 - std::panicking::try::do_call::he61b0a958b795a41
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x556ed33d7661 - std::panicking::try::h7309da130f906eb7
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x556ed33d7661 - std::panic::catch_unwind::hc5c3a06fdaf0a92a
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x556ed33d7661 - test::run_test_in_process::h7e7b7c71c3324e0f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x556ed33d7661 - test::run_test::{{closure}}::h1f509f28f5cf20b1
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x556ed339e996 - test::run_test::{{closure}}::h1754218abf443f6d
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x556ed339e996 - std::sys_common::backtrace::__rust_begin_short_backtrace::h2ee174b9d5954948
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x556ed33a39f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hf60bee9c1a17ef09
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x556ed33a39f7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h33d0dddec5216160
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x556ed33a39f7 - std::panicking::try::do_call::h144b3048b546f835
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x556ed33a39f7 - std::panicking::try::h978244d04646189f
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x556ed33a39f7 - std::panic::catch_unwind::hdf436369d188fe86
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x556ed33a39f7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h87329cbdd33c79ec
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x556ed33a39f7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h401abbe67897d450
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x556ed340c015 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5d7c8f150ab9c84c
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x556ed340c015 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h570d5b005c242c15
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x556ed340c015 - std::sys::unix::thread::Thread::new::thread_start::h36b0a20c0b2361ad
[INFO] [stdout]                                at /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fa9997c8ac3 - <unknown>
[INFO] [stdout]   47:     0x7fa999859bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::inference_tests
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 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 swish`
[INFO] running `Command { std: "docker" "inspect" "0faca6c81db943b5c8c1b5021d65ec83f68ab1e59cedf3b1a9015c6253afa99f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faca6c81db943b5c8c1b5021d65ec83f68ab1e59cedf3b1a9015c6253afa99f", kill_on_drop: false }`
[INFO] [stdout] 0faca6c81db943b5c8c1b5021d65ec83f68ab1e59cedf3b1a9015c6253afa99f
