[INFO] cloning repository https://github.com/glazari/lambda-calculus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glazari/lambda-calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglazari%2Flambda-calculus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglazari%2Flambda-calculus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b90909df4076ef8ed75c9a6bc9efc215e5d660d1
[INFO] checking glazari/lambda-calculus against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglazari%2Flambda-calculus" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/glazari/lambda-calculus
[INFO] finished tweaking git repo https://github.com/glazari/lambda-calculus
[INFO] tweaked toml for git repo https://github.com/glazari/lambda-calculus written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/glazari/lambda-calculus on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/glazari/lambda-calculus 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 052354985af7dc5cf48462a41eec06f599467b0b7c63f3ce3a19453921f8a30a
[INFO] running `Command { std: "docker" "start" "-a" "052354985af7dc5cf48462a41eec06f599467b0b7c63f3ce3a19453921f8a30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "052354985af7dc5cf48462a41eec06f599467b0b7c63f3ce3a19453921f8a30a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052354985af7dc5cf48462a41eec06f599467b0b7c63f3ce3a19453921f8a30a", kill_on_drop: false }`
[INFO] [stdout] 052354985af7dc5cf48462a41eec06f599467b0b7c63f3ce3a19453921f8a30a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a13165d381098d914211ee3630199a4b6ebfc71d426cafb0527d991cac2df81
[INFO] running `Command { std: "docker" "start" "-a" "7a13165d381098d914211ee3630199a4b6ebfc71d426cafb0527d991cac2df81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling cc v1.0.99
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking either v1.12.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking castaway v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.7.3
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking unicode-truncate v1.0.0
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling stability v0.2.0
[INFO] [stderr]     Checking strum v0.26.2
[INFO] [stderr]     Checking ratatui v0.26.3
[INFO] [stderr]     Checking lambda-calculus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Precedence` is never used
[INFO] [stdout]    --> src/untyped_lambda_calculus.rs:143:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | enum Precedence {
[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 `stoken` is never used
[INFO] [stdout]    --> src/parsing_utils.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn stoken<T>(token: T, span: Span) -> Spanned<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expect_identifier` is never used
[INFO] [stdout]   --> src/lisp/parser.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn expect_identifier(it: &mut TokenIterator) -> Result<String, ParseError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lisp/ast.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Symbol(String),
[INFO] [stdout]   |     ------ ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Symbol(String),
[INFO] [stdout] 7 +     Symbol(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lisp/ast.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Number(i64),
[INFO] [stdout]   |     ------ ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     Number(i64),
[INFO] [stdout] 8 +     Number(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lisp/ast.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     List(Vec<SExpr>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     List(Vec<SExpr>),
[INFO] [stdout] 10 +     List(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String` and `Quote` are never constructed
[INFO] [stdout]   --> src/lisp/ast.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub(super) enum Expr {
[INFO] [stdout]    |                 ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     String(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     List(Vec<SExpr>),
[INFO] [stdout] 11 |     Quote(Box<SExpr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing_utils.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn new(input: &str) -> InputIterator<T> {
[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] 82 |     pub fn new(input: &str) -> InputIterator<'_, T> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Precedence` is never used
[INFO] [stdout]    --> src/untyped_lambda_calculus.rs:143:6
[INFO] [stdout]     |
[INFO] [stdout] 143 | enum Precedence {
[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 `stoken` is never used
[INFO] [stdout]    --> src/parsing_utils.rs:143:8
[INFO] [stdout]     |
[INFO] [stdout] 143 | pub fn stoken<T>(token: T, span: Span) -> Spanned<T> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `expect_identifier` is never used
[INFO] [stdout]   --> src/lisp/parser.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn expect_identifier(it: &mut TokenIterator) -> Result<String, ParseError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lisp/ast.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Symbol(String),
[INFO] [stdout]   |     ------ ^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 7 -     Symbol(String),
[INFO] [stdout] 7 +     Symbol(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/lisp/ast.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Number(i64),
[INFO] [stdout]   |     ------ ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     Number(i64),
[INFO] [stdout] 8 +     Number(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lisp/ast.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     List(Vec<SExpr>),
[INFO] [stdout]    |     ---- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 -     List(Vec<SExpr>),
[INFO] [stdout] 10 +     List(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `String` and `Quote` are never constructed
[INFO] [stdout]   --> src/lisp/ast.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub(super) enum Expr {
[INFO] [stdout]    |                 ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     String(String),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     List(Vec<SExpr>),
[INFO] [stdout] 11 |     Quote(Box<SExpr>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/parsing_utils.rs:82:23
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub fn new(input: &str) -> InputIterator<T> {
[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] 82 |     pub fn new(input: &str) -> InputIterator<'_, T> {
[INFO] [stdout]    |                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.70s
[INFO] running `Command { std: "docker" "inspect" "7a13165d381098d914211ee3630199a4b6ebfc71d426cafb0527d991cac2df81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a13165d381098d914211ee3630199a4b6ebfc71d426cafb0527d991cac2df81", kill_on_drop: false }`
[INFO] [stdout] 7a13165d381098d914211ee3630199a4b6ebfc71d426cafb0527d991cac2df81
