[INFO] cloning repository https://github.com/elteammate/pragma2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elteammate/pragma2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felteammate%2Fpragma2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felteammate%2Fpragma2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5efd20dcd7e6e6d7c4597d055762586e8ff8030d
[INFO] checking elteammate/pragma2 against master#c8a31b780d5415358566a20b94912620a3f27067 for pr-139493-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felteammate%2Fpragma2" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elteammate/pragma2
[INFO] finished tweaking git repo https://github.com/elteammate/pragma2
[INFO] tweaked toml for git repo https://github.com/elteammate/pragma2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elteammate/pragma2 on toolchain c8a31b780d5415358566a20b94912620a3f27067
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/elteammate/pragma2 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" "+c8a31b780d5415358566a20b94912620a3f27067" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logos-derive v0.14.0
[INFO] [stderr]   Downloaded logos-codegen v0.14.0
[INFO] [stderr]   Downloaded logos v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75b2a1ab3fc8cd17522b159a7497274b0d7631a4767c60d5fe46757b4cf5692d
[INFO] running `Command { std: "docker" "start" "-a" "75b2a1ab3fc8cd17522b159a7497274b0d7631a4767c60d5fe46757b4cf5692d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75b2a1ab3fc8cd17522b159a7497274b0d7631a4767c60d5fe46757b4cf5692d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b2a1ab3fc8cd17522b159a7497274b0d7631a4767c60d5fe46757b4cf5692d", kill_on_drop: false }`
[INFO] [stdout] 75b2a1ab3fc8cd17522b159a7497274b0d7631a4767c60d5fe46757b4cf5692d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c8a31b780d5415358566a20b94912620a3f27067" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46af24f55a81015f4dcbd0ad9d7c0f7d68c8c0d8141f5dbd1bb820ea37948a28
[INFO] running `Command { std: "docker" "start" "-a" "46af24f55a81015f4dcbd0ad9d7c0f7d68c8c0d8141f5dbd1bb820ea37948a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling pragma v0.1.0 (/opt/rustwide/workdir/pragma)
[INFO] [stderr]     Checking smol_str v0.2.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.65
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]    Compiling logos-codegen v0.14.0
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling logos-derive v0.14.0
[INFO] [stderr]     Checking logos v0.14.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking wasm-bindgen v0.2.92
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.5
[INFO] [stdout] warning: unused variable: `lex`
[INFO] [stdout]    --> pragma/src/parser.rs:710:17
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn parse_return(lex: &mut Lex, until: ParseUntil) -> Result<Ast<Expr>> {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_lex`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `until`
[INFO] [stdout]    --> pragma/src/parser.rs:710:32
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn parse_return(lex: &mut Lex, until: ParseUntil) -> Result<Ast<Expr>> {
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_until`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lex`
[INFO] [stdout]    --> pragma/src/parser.rs:710:17
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn parse_return(lex: &mut Lex, until: ParseUntil) -> Result<Ast<Expr>> {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_lex`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `until`
[INFO] [stdout]    --> pragma/src/parser.rs:710:32
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn parse_return(lex: &mut Lex, until: ParseUntil) -> Result<Ast<Expr>> {
[INFO] [stdout]     |                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_until`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ok_and_some` and `err_or_none` are never used
[INFO] [stdout]   --> pragma/src/parser.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | trait OkAndSome {
[INFO] [stdout]    |       --------- methods in this trait
[INFO] [stdout] 42 |     fn ok_and_some(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 43 |     fn ok_and_none(&self) -> bool;
[INFO] [stdout] 44 |     fn err_or_none(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Assign` and `Unary` are never constructed
[INFO] [stdout]    --> pragma/src/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 202 | enum Precedence {
[INFO] [stdout]     |      ---------- variants in this enum
[INFO] [stdout] 203 |     Lowest,
[INFO] [stdout] 204 |     Assign,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 |     Unary,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_return_kw` is never used
[INFO] [stdout]    --> pragma/src/parser.rs:798:16
[INFO] [stdout]     |
[INFO] [stdout] 798 | simple_parser!(parse_return_kw, KwReturn: Token::Return => KwReturn, "Expected `return`");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `simple_parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_local_decl` is never used
[INFO] [stdout]    --> pragma/src/elaborate.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout]  95 | impl Ctx {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn with_local_decl<T>(&mut self, ident: SmolStr2, ty: Rc<Term>, f: impl FnOnce(&mut Self) -> T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `struct_cache` is never read
[INFO] [stdout]     --> pragma/src/elaborate.rs:1848:5
[INFO] [stdout]      |
[INFO] [stdout] 1841 | struct Builder {
[INFO] [stdout]      |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1848 |     struct_cache: Vec<(Rc<Term>, usize)>,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pragma/src/lexer.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn lex(program: &str) -> Lex {
[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] 103 | pub fn lex(program: &str) -> Lex<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ok_and_some` and `err_or_none` are never used
[INFO] [stdout]   --> pragma/src/parser.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | trait OkAndSome {
[INFO] [stdout]    |       --------- methods in this trait
[INFO] [stdout] 42 |     fn ok_and_some(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 43 |     fn ok_and_none(&self) -> bool;
[INFO] [stdout] 44 |     fn err_or_none(&self) -> bool;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Assign` and `Unary` are never constructed
[INFO] [stdout]    --> pragma/src/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 202 | enum Precedence {
[INFO] [stdout]     |      ---------- variants in this enum
[INFO] [stdout] 203 |     Lowest,
[INFO] [stdout] 204 |     Assign,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 |     Unary,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_return_kw` is never used
[INFO] [stdout]    --> pragma/src/parser.rs:798:16
[INFO] [stdout]     |
[INFO] [stdout] 798 | simple_parser!(parse_return_kw, KwReturn: Token::Return => KwReturn, "Expected `return`");
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `simple_parser` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `with_local_decl` is never used
[INFO] [stdout]    --> pragma/src/elaborate.rs:130:8
[INFO] [stdout]     |
[INFO] [stdout]  95 | impl Ctx {
[INFO] [stdout]     | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 130 |     fn with_local_decl<T>(&mut self, ident: SmolStr2, ty: Rc<Term>, f: impl FnOnce(&mut Self) -> T) -> T {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `struct_cache` is never read
[INFO] [stdout]     --> pragma/src/elaborate.rs:1848:5
[INFO] [stdout]      |
[INFO] [stdout] 1841 | struct Builder {
[INFO] [stdout]      |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 1848 |     struct_cache: Vec<(Rc<Term>, usize)>,
[INFO] [stdout]      |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> pragma/src/lexer.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 | pub fn lex(program: &str) -> Lex {
[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] 103 | pub fn lex(program: &str) -> Lex<'_> {
[INFO] [stdout]     |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pragma-wasm v0.1.0 (/opt/rustwide/workdir/pragma-wasm)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.52s
[INFO] running `Command { std: "docker" "inspect" "46af24f55a81015f4dcbd0ad9d7c0f7d68c8c0d8141f5dbd1bb820ea37948a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46af24f55a81015f4dcbd0ad9d7c0f7d68c8c0d8141f5dbd1bb820ea37948a28", kill_on_drop: false }`
[INFO] [stdout] 46af24f55a81015f4dcbd0ad9d7c0f7d68c8c0d8141f5dbd1bb820ea37948a28
