[INFO] cloning repository https://github.com/puma3/LittleCompiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/puma3/LittleCompiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuma3%2FLittleCompiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuma3%2FLittleCompiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37588c3b17b6e257fd086c9965287ba644dc6140
[INFO] checking puma3/LittleCompiler against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpuma3%2FLittleCompiler" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/puma3/LittleCompiler
[INFO] finished tweaking git repo https://github.com/puma3/LittleCompiler
[INFO] tweaked toml for git repo https://github.com/puma3/LittleCompiler written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/puma3/LittleCompiler on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/puma3/LittleCompiler 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e8e243176ed05bdebc35916d3c0f1aa93f00c7a3e50e15a75b9bb46b67afcd8
[INFO] running `Command { std: "docker" "start" "-a" "2e8e243176ed05bdebc35916d3c0f1aa93f00c7a3e50e15a75b9bb46b67afcd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e8e243176ed05bdebc35916d3c0f1aa93f00c7a3e50e15a75b9bb46b67afcd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8e243176ed05bdebc35916d3c0f1aa93f00c7a3e50e15a75b9bb46b67afcd8", kill_on_drop: false }`
[INFO] [stdout] 2e8e243176ed05bdebc35916d3c0f1aa93f00c7a3e50e15a75b9bb46b67afcd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7ab8118c7a7fe8ab5de760d155033a07af4ccef5da783782f55b77e25a08d8b
[INFO] running `Command { std: "docker" "start" "-a" "e7ab8118c7a7fe8ab5de760d155033a07af4ccef5da783782f55b77e25a08d8b", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pest v1.0.0-beta.17
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling pest_derive v1.0.0-beta.17
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/libs/compiler)
[INFO] [stdout] warning: the feature `underscore_lifetimes` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> libs/compiler/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(underscore_lifetimes)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `string_retain` has been stable since 1.26.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> libs/compiler/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(string_retain)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]    --> libs/compiler/src/translation.rs:108:103
[INFO] [stdout]     |
[INFO] [stdout] 108 |             Rule::num | Rule::identifier => val = inner_pair.clone().into_span().as_str().to_string().trim_right().to_string(),
[INFO] [stdout]     |                                                                                                       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 108 -             Rule::num | Rule::identifier => val = inner_pair.clone().into_span().as_str().to_string().trim_right().to_string(),
[INFO] [stdout] 108 +             Rule::num | Rule::identifier => val = inner_pair.clone().into_span().as_str().to_string().trim_end().to_string(),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `table`
[INFO] [stdout]    --> libs/compiler/src/translation.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 101 |     table: Arc<Mutex<InstructionTable>>,
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_table`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking little_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `Print` is never constructed
[INFO] [stdout]   --> libs/compiler/src/translation.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub enum InstructionType {
[INFO] [stdout]    |          --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 15 |     Print,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]   --> libs/compiler/src/interpreter.rs:10:10
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Func(usize, usize),
[INFO] [stdout]    |     ---- ^^^^^  ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Val` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 10 -     Func(usize, usize),
[INFO] [stdout] 10 +     Func((), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8
[INFO] [stdout] warning: method `insert_var` is never used
[INFO] [stdout]   --> libs/compiler/src/interpreter.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Stack {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn insert_var(&mut self, ident: String, val: Val) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "e7ab8118c7a7fe8ab5de760d155033a07af4ccef5da783782f55b77e25a08d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ab8118c7a7fe8ab5de760d155033a07af4ccef5da783782f55b77e25a08d8b", kill_on_drop: false }`
[INFO] [stdout] e7ab8118c7a7fe8ab5de760d155033a07af4ccef5da783782f55b77e25a08d8b
