[INFO] cloning repository https://github.com/MarkChuCarroll/schism
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkChuCarroll/schism" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkChuCarroll%2Fschism", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkChuCarroll%2Fschism'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5d3553d48fcd90d3a78cbb1e2913418a7a5ee66
[INFO] building MarkChuCarroll/schism against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkChuCarroll%2Fschism" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MarkChuCarroll/schism
[INFO] finished tweaking git repo https://github.com/MarkChuCarroll/schism
[INFO] tweaked toml for git repo https://github.com/MarkChuCarroll/schism written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarkChuCarroll/schism on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MarkChuCarroll/schism 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea9a06dfebb958f18464f5bf43cb9ac04d605837b53c2208a2814ebebdca4482
[INFO] running `Command { std: "docker" "start" "-a" "ea9a06dfebb958f18464f5bf43cb9ac04d605837b53c2208a2814ebebdca4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea9a06dfebb958f18464f5bf43cb9ac04d605837b53c2208a2814ebebdca4482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea9a06dfebb958f18464f5bf43cb9ac04d605837b53c2208a2814ebebdca4482", kill_on_drop: false }`
[INFO] [stdout] ea9a06dfebb958f18464f5bf43cb9ac04d605837b53c2208a2814ebebdca4482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a0ff98f4b601f42338b81a44fd8badd69fd2da1c405056c1e1209a5b43dff0f
[INFO] running `Command { std: "docker" "start" "-a" "2a0ff98f4b601f42338b81a44fd8badd69fd2da1c405056c1e1209a5b43dff0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling log v0.4.18
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling regex-syntax v0.7.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling lalrpop-util v0.20.0
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling queues v1.1.0
[INFO] [stderr]    Compiling line-col v0.2.1
[INFO] [stderr]    Compiling clap_builder v4.5.2
[INFO] [stderr]    Compiling petgraph v0.6.3
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling regex v1.8.3
[INFO] [stderr]    Compiling is-terminal v0.4.7
[INFO] [stderr]    Compiling lalrpop v0.20.0
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling clap v4.5.4
[INFO] [stderr]    Compiling schism v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lalrpop_util::ParseError`
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/schism-a71caf187a0e6205/out/parser/schism.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use lalrpop_util::ParseError;
[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: `self::__parse__Definition::DefinitionParser`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/schism-a71caf187a0e6205/out/parser/schism.rs:7810:9
[INFO] [stdout]      |
[INFO] [stdout] 7810 | pub use self::__parse__Definition::DefinitionParser;
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/schism-a71caf187a0e6205/out/parser/schism.rs:2829:16
[INFO] [stdout]      |
[INFO] [stdout] 2828 |     impl DefinitionParser {
[INFO] [stdout]      |     --------------------- associated function in this implementation
[INFO] [stdout] 2829 |         pub fn new() -> DefinitionParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `segments` is never used
[INFO] [stdout]   --> src/ast/identifiers.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl ModulePath {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn segments(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl InstantiatedTypeParameter {
[INFO] [stdout]    | ------------------------------ associated function in this implementation
[INFO] [stdout] 36 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_parameter_instantiations` and `indices` are never read
[INFO] [stdout]   --> src/compiler/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Compiler {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     type_parameter_instantiations: Vec<InstantiatedTypeParameter>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 58 |     indices: HashMap<TypeVarName, u32>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Compiler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `instantiate_type_param` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Compiler {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn instantiate_type_param(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_uname_start_char` is never used
[INFO] [stdout]   --> src/lex/mod.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | trait CharacterCategories {
[INFO] [stdout]    |       ------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn is_uname_start_char(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Twistable` is never used
[INFO] [stdout]   --> src/twist/mod.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub trait Twistable {
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Twist` is never used
[INFO] [stdout]   --> src/twist/mod.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum Twist {
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/twist/mod.rs:29:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Twist {
[INFO] [stdout]     | ---------- associated items in this implementation
[INFO] [stdout]  29 |     pub fn obj(name: &str, children: Vec<Twist>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  33 |     pub fn arr(name: &str, children: Vec<Twist>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  37 |     pub fn twist_arr(name: &str, children: &Vec<impl Twistable>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  44 |     pub fn leaf(name: &str) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  48 |     pub fn attr(name: &str, value: String) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  52 |     pub fn opt_val(name: &str, value: Option<Twist>) -> Self {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  59 |     pub fn twist_opt_val(name: &str, value: Option<impl Twistable>) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  63 |     pub fn val(name: &str, value: Twist) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout]  67 |     pub fn twist_val(name: &str, value: &impl Twistable) -> Self {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     fn indent(s: &mut String, i: usize) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  75 |     pub fn render(&self, rendered: &mut String, indent: usize) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn to_string(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn to_code(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub fn code(&self, rendered: &mut String, ind: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 159 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 159 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 171 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 171 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 186 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 186 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 206 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 206 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:611:25
[INFO] [stdout]     |
[INFO] [stdout] 611 |     fn scan_char_escape(&mut self, start: usize) -> ScannerResult {
[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] 611 |     fn scan_char_escape(&mut self, start: usize) -> ScannerResult<'_> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:625:26
[INFO] [stdout]     |
[INFO] [stdout] 625 |     fn scan_char_literal(&mut self, start: usize) -> Option<ScannerResult> {
[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] 625 |     fn scan_char_literal(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:665:30
[INFO] [stdout]     |
[INFO] [stdout] 665 |     fn scan_ident_or_keyword(&mut self, start: usize) -> Option<ScannerResult> {
[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] 665 |     fn scan_ident_or_keyword(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:707:22
[INFO] [stdout]     |
[INFO] [stdout] 707 |     fn scan_type_var(&mut self, start: usize) -> Option<ScannerResult> {
[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] 707 |     fn scan_type_var(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:725:25
[INFO] [stdout]     |
[INFO] [stdout] 725 |     fn scan_context_var(&mut self, start: usize) -> Option<ScannerResult> {
[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] 725 |     fn scan_context_var(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:743:25
[INFO] [stdout]     |
[INFO] [stdout] 743 |     fn scan_upper_ident(&mut self, start: usize) -> Option<ScannerResult> {
[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] 743 |     fn scan_upper_ident(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.60s
[INFO] running `Command { std: "docker" "inspect" "2a0ff98f4b601f42338b81a44fd8badd69fd2da1c405056c1e1209a5b43dff0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0ff98f4b601f42338b81a44fd8badd69fd2da1c405056c1e1209a5b43dff0f", kill_on_drop: false }`
[INFO] [stdout] 2a0ff98f4b601f42338b81a44fd8badd69fd2da1c405056c1e1209a5b43dff0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00330baabdc2c355f7b55535c890c2d2c91622cf49b13b45244a4e632f8d768c
[INFO] running `Command { std: "docker" "start" "-a" "00330baabdc2c355f7b55535c890c2d2c91622cf49b13b45244a4e632f8d768c", kill_on_drop: false }`
[INFO] [stderr]    Compiling schism v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `lalrpop_util::ParseError`
[INFO] [stdout]  --> /opt/rustwide/target/debug/build/schism-a71caf187a0e6205/out/parser/schism.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use lalrpop_util::ParseError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `segments` is never used
[INFO] [stdout]   --> src/ast/identifiers.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | impl ModulePath {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub fn segments(&self) -> Vec<String> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl InstantiatedTypeParameter {
[INFO] [stdout]    | ------------------------------ associated function in this implementation
[INFO] [stdout] 36 |     fn new(
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `type_parameter_instantiations` and `indices` are never read
[INFO] [stdout]   --> src/compiler/mod.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub struct Compiler {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |     type_parameter_instantiations: Vec<InstantiatedTypeParameter>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 58 |     indices: HashMap<TypeVarName, u32>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Compiler` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `instantiate_type_param` is never used
[INFO] [stdout]   --> src/compiler/mod.rs:75:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | impl Compiler {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 75 |     fn instantiate_type_param(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_uname_start_char` is never used
[INFO] [stdout]   --> src/lex/mod.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | trait CharacterCategories {
[INFO] [stdout]    |       ------------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 32 |     fn is_uname_start_char(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `to_code` and `code` are never used
[INFO] [stdout]    --> src/twist/mod.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout]  28 | impl Twist {
[INFO] [stdout]     | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn to_code(&self) -> String {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 139 |     pub fn code(&self, rendered: &mut String, ind: usize) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 159 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 159 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 171 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 171 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:182:9
[INFO] [stdout]     |
[INFO] [stdout] 182 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 186 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 186 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         &self,
[INFO] [stdout]     |         ^^^^^ the lifetime is elided here
[INFO] [stdout] ...
[INFO] [stdout] 206 |     ) -> Option<ScannerResult> {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^ the same lifetime is hidden 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] 206 |     ) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:611:25
[INFO] [stdout]     |
[INFO] [stdout] 611 |     fn scan_char_escape(&mut self, start: usize) -> ScannerResult {
[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] 611 |     fn scan_char_escape(&mut self, start: usize) -> ScannerResult<'_> {
[INFO] [stdout]     |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:625:26
[INFO] [stdout]     |
[INFO] [stdout] 625 |     fn scan_char_literal(&mut self, start: usize) -> Option<ScannerResult> {
[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] 625 |     fn scan_char_literal(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:665:30
[INFO] [stdout]     |
[INFO] [stdout] 665 |     fn scan_ident_or_keyword(&mut self, start: usize) -> Option<ScannerResult> {
[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] 665 |     fn scan_ident_or_keyword(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:707:22
[INFO] [stdout]     |
[INFO] [stdout] 707 |     fn scan_type_var(&mut self, start: usize) -> Option<ScannerResult> {
[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] 707 |     fn scan_type_var(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:725:25
[INFO] [stdout]     |
[INFO] [stdout] 725 |     fn scan_context_var(&mut self, start: usize) -> Option<ScannerResult> {
[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] 725 |     fn scan_context_var(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lex/mod.rs:743:25
[INFO] [stdout]     |
[INFO] [stdout] 743 |     fn scan_upper_ident(&mut self, start: usize) -> Option<ScannerResult> {
[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] 743 |     fn scan_upper_ident(&mut self, start: usize) -> Option<ScannerResult<'_>> {
[INFO] [stdout]     |                                                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "00330baabdc2c355f7b55535c890c2d2c91622cf49b13b45244a4e632f8d768c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00330baabdc2c355f7b55535c890c2d2c91622cf49b13b45244a4e632f8d768c", kill_on_drop: false }`
[INFO] [stdout] 00330baabdc2c355f7b55535c890c2d2c91622cf49b13b45244a4e632f8d768c
