[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 master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEliasPrescott%2Fswish" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EliasPrescott/swish on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded output_vt100 v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.50
[INFO] [stderr]   Downloaded nom v7.1.2
[INFO] [stderr]   Downloaded pretty_assertions v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6048252496b2d1be85e5b874d825f6180819bfefc2eaa03422cbb7f4cb516bc
[INFO] running `Command { std: "docker" "start" "-a" "c6048252496b2d1be85e5b874d825f6180819bfefc2eaa03422cbb7f4cb516bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6048252496b2d1be85e5b874d825f6180819bfefc2eaa03422cbb7f4cb516bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6048252496b2d1be85e5b874d825f6180819bfefc2eaa03422cbb7f4cb516bc", kill_on_drop: false }`
[INFO] [stdout] c6048252496b2d1be85e5b874d825f6180819bfefc2eaa03422cbb7f4cb516bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8ef320fab4b1d189aa192923b6bc2a70609fa3c67fe592ed74fb47e968eed89
[INFO] running `Command { std: "docker" "start" "-a" "c8ef320fab4b1d189aa192923b6bc2a70609fa3c67fe592ed74fb47e968eed89", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn parse(input: &str) -> ParseResult {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn parse(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:237:26
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn parse_function(input: &str) -> ParseResult {
[INFO] [stdout]     |                          ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn parse_function(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:278:31
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_function_call(input: &str) -> ParseResult {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_function_call(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_int(input: &str) -> ParseResult {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_int(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:294:23
[INFO] [stdout]     |
[INFO] [stdout] 294 | fn parse_float(input: &str) -> ParseResult {
[INFO] [stdout]     |                       ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 294 | fn parse_float(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:298:24
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stdout]     |                        ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn parse_string(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:302:28
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn parse_identifier(input: &str) -> ParseResult {
[INFO] [stdout]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn parse_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:314:34
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn parse_typed_identifier(input: &str) -> ParseResult {
[INFO] [stdout]     |                                  ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn parse_typed_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:335:22
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn parse_unit(input: &str) -> ParseResult {
[INFO] [stdout]     |                      ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn parse_unit(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn parse_assignment(input: &str) -> ParseResult {
[INFO] [stdout]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn parse_assignment(input: &str) -> ParseResult<'_> {
[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)]` (part of `#[warn(nonstandard_style)]`) 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "c8ef320fab4b1d189aa192923b6bc2a70609fa3c67fe592ed74fb47e968eed89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ef320fab4b1d189aa192923b6bc2a70609fa3c67fe592ed74fb47e968eed89", kill_on_drop: false }`
[INFO] [stdout] c8ef320fab4b1d189aa192923b6bc2a70609fa3c67fe592ed74fb47e968eed89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37806720e00b0bdd015b784ea2ac6ceda64b75aa306f9c7cd1d19984decbaee
[INFO] running `Command { std: "docker" "start" "-a" "a37806720e00b0bdd015b784ea2ac6ceda64b75aa306f9c7cd1d19984decbaee", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn parse(input: &str) -> ParseResult {
[INFO] [stdout]     |                         ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 132 |     pub fn parse(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                             ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:237:26
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn parse_function(input: &str) -> ParseResult {
[INFO] [stdout]     |                          ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn parse_function(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:278:31
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_function_call(input: &str) -> ParseResult {
[INFO] [stdout]     |                               ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 278 | fn parse_function_call(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_int(input: &str) -> ParseResult {
[INFO] [stdout]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 288 | fn parse_int(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:294:23
[INFO] [stdout]     |
[INFO] [stdout] 294 | fn parse_float(input: &str) -> ParseResult {
[INFO] [stdout]     |                       ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                       |
[INFO] [stdout]     |                       the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 294 | fn parse_float(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:298:24
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stdout]     |                        ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 298 | fn parse_string(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                            ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:302:28
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn parse_identifier(input: &str) -> ParseResult {
[INFO] [stdout]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 302 | fn parse_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:314:34
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn parse_typed_identifier(input: &str) -> ParseResult {
[INFO] [stdout]     |                                  ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                                  |
[INFO] [stdout]     |                                  the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 314 | fn parse_typed_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:335:22
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn parse_unit(input: &str) -> ParseResult {
[INFO] [stdout]     |                      ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn parse_unit(input: &str) -> ParseResult<'_> {
[INFO] [stdout]     |                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/ast.rs:339:28
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn parse_assignment(input: &str) -> ParseResult {
[INFO] [stdout]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 339 | fn parse_assignment(input: &str) -> ParseResult<'_> {
[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]    |           ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 15 - pub const unit: AstNode = AstNode::Unit;
[INFO] [stdout] 15 + pub const UNIT: AstNode = AstNode::Unit;
[INFO] [stdout]    |
[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]    |           ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 69 - pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout] 69 + pub const INT_TYPE: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stdout]    |
[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]    |           ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 70 - pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout] 70 + pub const FLOAT_TYPE: AstType = AstType::Mono(MonoType::Float);
[INFO] [stdout]    |
[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]    |           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 71 - pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout] 71 + pub const STRING_TYPE: AstType = AstType::Mono(MonoType::String);
[INFO] [stdout]    |
[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]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]    |
[INFO] [stdout] 72 - pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout] 72 + pub const UNIT_TYPE: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "a37806720e00b0bdd015b784ea2ac6ceda64b75aa306f9c7cd1d19984decbaee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37806720e00b0bdd015b784ea2ac6ceda64b75aa306f9c7cd1d19984decbaee", kill_on_drop: false }`
[INFO] [stdout] a37806720e00b0bdd015b784ea2ac6ceda64b75aa306f9c7cd1d19984decbaee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 566dcf25ab8fd78c7e29496ddcec5c145a57da547837c104314c4ff4f855e079
[INFO] running `Command { std: "docker" "start" "-a" "566dcf25ab8fd78c7e29496ddcec5c145a57da547837c104314c4ff4f855e079", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:132:25
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn parse(input: &str) -> ParseResult {
[INFO] [stderr]     |                         ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 132 |     pub fn parse(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                             ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:237:26
[INFO] [stderr]     |
[INFO] [stderr] 237 | fn parse_function(input: &str) -> ParseResult {
[INFO] [stderr]     |                          ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 237 | fn parse_function(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:278:31
[INFO] [stderr]     |
[INFO] [stderr] 278 | fn parse_function_call(input: &str) -> ParseResult {
[INFO] [stderr]     |                               ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 278 | fn parse_function_call(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:288:21
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn parse_int(input: &str) -> ParseResult {
[INFO] [stderr]     |                     ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 288 | fn parse_int(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:294:23
[INFO] [stderr]     |
[INFO] [stderr] 294 | fn parse_float(input: &str) -> ParseResult {
[INFO] [stderr]     |                       ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                       |
[INFO] [stderr]     |                       the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 294 | fn parse_float(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:298:24
[INFO] [stderr]     |
[INFO] [stderr] 298 | fn parse_string(input: &str) -> ParseResult {
[INFO] [stderr]     |                        ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 298 | fn parse_string(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                            ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:302:28
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn parse_identifier(input: &str) -> ParseResult {
[INFO] [stderr]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn parse_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:314:34
[INFO] [stderr]     |
[INFO] [stderr] 314 | fn parse_typed_identifier(input: &str) -> ParseResult {
[INFO] [stderr]     |                                  ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 314 | fn parse_typed_identifier(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:335:22
[INFO] [stderr]     |
[INFO] [stderr] 335 | fn parse_unit(input: &str) -> ParseResult {
[INFO] [stderr]     |                      ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 335 | fn parse_unit(input: &str) -> ParseResult<'_> {
[INFO] [stderr]     |                                          ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/ast.rs:339:28
[INFO] [stderr]     |
[INFO] [stderr] 339 | fn parse_assignment(input: &str) -> ParseResult {
[INFO] [stderr]     |                            ^^^^     ^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 339 | fn parse_assignment(input: &str) -> ParseResult<'_> {
[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]    |           ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 15 - pub const unit: AstNode = AstNode::Unit;
[INFO] [stderr] 15 + pub const UNIT: AstNode = AstNode::Unit;
[INFO] [stderr]    |
[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]    |           ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 69 - pub const int_type: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stderr] 69 + pub const INT_TYPE: AstType = AstType::Mono(MonoType::Integer);
[INFO] [stderr]    |
[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]    |           ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 70 - pub const float_type: AstType = AstType::Mono(MonoType::Float);
[INFO] [stderr] 70 + pub const FLOAT_TYPE: AstType = AstType::Mono(MonoType::Float);
[INFO] [stderr]    |
[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]    |           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 71 - pub const string_type: AstType = AstType::Mono(MonoType::String);
[INFO] [stderr] 71 + pub const STRING_TYPE: AstType = AstType::Mono(MonoType::String);
[INFO] [stderr]    |
[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]    |           ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]    |
[INFO] [stderr] 72 - pub const unit_type: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stderr] 72 + pub const UNIT_TYPE: AstType = AstType::Mono(MonoType::Unit);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `swish` (bin "swish" test) generated 29 warnings (run `cargo fix --bin "swish" -p swish --tests` to apply 25 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/swish-e2aeee89ae6a1de3)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::parse_float ... ok
[INFO] [stdout] test tests::parse_unit ... ok
[INFO] [stdout] test tests::parse_types ... ok
[INFO] [stdout] test tests::parse_integer ... ok
[INFO] [stdout] test tests::inference_tests ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--bin swish`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::inference_tests stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::inference_tests' (25) 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:     0x6508b85e4012 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6508b85e4012 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6508b85e4012 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6508b85e4012 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6508b85f944a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6508b85f944a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x6508b85e8e46 - std[716c9a7a72e5c14e]::io::default_write_fmt::<alloc[9c68fdf4f4f29218]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6508b85e8e46 - <alloc[9c68fdf4f4f29218]::vec::Vec<u8> as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6508b85c24df - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6508b85c24df - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6508b85dc2f9 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6508b857608e - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x6508b857608e - test[64760d2bdea328cc]::test_main_with_exit_callback::<test[64760d2bdea328cc]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6508b85dc4b2 - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn for<'a, 'b> core[c5ed12ab89cc536a]::ops::function::Fn<(&'a std[716c9a7a72e5c14e]::panic::PanicHookInfo<'b>,), Output = ()> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::Fn<(&std[716c9a7a72e5c14e]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x6508b85dc4b2 - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6508b85c2598 - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6508b85b9f69 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6508b85c33ed - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6508b85f9b5c - core[c5ed12ab89cc536a]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6508b85f9a13 - core[c5ed12ab89cc536a]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:439:17
[INFO] [stdout]   20:     0x6508b8537f2e - core[c5ed12ab89cc536a]::panicking::assert_failed::<swish[c1a55205819a2dbb]::ast_type::AstType, swish[c1a55205819a2dbb]::ast_type::AstType>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:394:5
[INFO] [stdout]   21:     0x6508b85402bc - swish[c1a55205819a2dbb]::test_helpers::assert_type
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test_helpers.rs:40:5
[INFO] [stdout]   22:     0x6508b854f965 - swish[c1a55205819a2dbb]::tests::inference_tests
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:70:9
[INFO] [stdout]   23:     0x6508b854d3c7 - swish[c1a55205819a2dbb]::tests::inference_tests::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:47:25
[INFO] [stdout]   24:     0x6508b853d096 - <swish[c1a55205819a2dbb]::tests::inference_tests::{closure#0} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x6508b856a43b - <fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x6508b856a43b - test[64760d2bdea328cc]::__rust_begin_short_backtrace::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, fn() -> core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:663:18
[INFO] [stdout]   27:     0x6508b8576c9a - test[64760d2bdea328cc]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:74
[INFO] [stdout]   28:     0x6508b8576c9a - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   29:     0x6508b8576c9a - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x6508b8576c9a - std[716c9a7a72e5c14e]::panicking::catch_unwind::<core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>, core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x6508b8576c9a - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<test[64760d2bdea328cc]::run_test_in_process::{closure#0}>, core[c5ed12ab89cc536a]::result::Result<(), alloc[9c68fdf4f4f29218]::string::String>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x6508b8576c9a - test[64760d2bdea328cc]::run_test_in_process
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:686:27
[INFO] [stdout]   33:     0x6508b8576c9a - test[64760d2bdea328cc]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:607:43
[INFO] [stdout]   34:     0x6508b8571164 - test[64760d2bdea328cc]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/test/src/lib.rs:637:41
[INFO] [stdout]   35:     0x6508b8571164 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   36:     0x6508b8579792 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   37:     0x6508b8579792 - <core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   38:     0x6508b8579792 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   39:     0x6508b8579792 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<(), core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   40:     0x6508b8579792 - std[716c9a7a72e5c14e]::panic::catch_unwind::<core[c5ed12ab89cc536a]::panic::unwind_safe::AssertUnwindSafe<std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x6508b8579792 - std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked::<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   42:     0x6508b8579792 - <std[716c9a7a72e5c14e]::thread::lifecycle::spawn_unchecked<test[64760d2bdea328cc]::run_test::{closure#1}, ()>::{closure#1} as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x6508b85e38bf - <alloc[9c68fdf4f4f29218]::boxed::Box<dyn core[c5ed12ab89cc536a]::ops::function::FnOnce<(), Output = ()> + core[c5ed12ab89cc536a]::marker::Send> as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   44:     0x6508b85e38bf - <std[716c9a7a72e5c14e]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stdout]   45:     0x7729fa41daa4 - <unknown>
[INFO] [stdout]   46:     0x7729fa4aaa64 - clone
[INFO] [stdout]   47:                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 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "566dcf25ab8fd78c7e29496ddcec5c145a57da547837c104314c4ff4f855e079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "566dcf25ab8fd78c7e29496ddcec5c145a57da547837c104314c4ff4f855e079", kill_on_drop: false }`
[INFO] [stdout] 566dcf25ab8fd78c7e29496ddcec5c145a57da547837c104314c4ff4f855e079
