[INFO] cloning repository https://github.com/hymm/old_iron_lox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hymm/old_iron_lox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhymm%2Fold_iron_lox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhymm%2Fold_iron_lox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3103bba9abd0573749c1d022533e394cf32ad7aa
[INFO] checking hymm/old_iron_lox against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhymm%2Fold_iron_lox" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/hymm/old_iron_lox
[INFO] finished tweaking git repo https://github.com/hymm/old_iron_lox
[INFO] tweaked toml for git repo https://github.com/hymm/old_iron_lox written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hymm/old_iron_lox 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/hymm/old_iron_lox 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c300c13224fdd5799cecd8317d304fc80361c0a64e2a04f2a55b817fc5d053ba
[INFO] running `Command { std: "docker" "start" "-a" "c300c13224fdd5799cecd8317d304fc80361c0a64e2a04f2a55b817fc5d053ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c300c13224fdd5799cecd8317d304fc80361c0a64e2a04f2a55b817fc5d053ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c300c13224fdd5799cecd8317d304fc80361c0a64e2a04f2a55b817fc5d053ba", kill_on_drop: false }`
[INFO] [stdout] c300c13224fdd5799cecd8317d304fc80361c0a64e2a04f2a55b817fc5d053ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c8a1131334215ddbb4b212f28964f60e2c9953d67ecbef6f2de27606acc75e1c
[INFO] running `Command { std: "docker" "start" "-a" "c8a1131334215ddbb4b212f28964f60e2c9953d67ecbef6f2de27606acc75e1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking old_iron_lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0133]: call to unsafe function `memory::reallocate` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     reallocate(
[INFO] [stdout] 21 | |         pointer as *mut u8,
[INFO] [stdout] 22 | |         size_of_t * old_count,
[INFO] [stdout] 23 | |         size_of_t * new_count,
[INFO] [stdout] 24 | |     ) as *mut T
[INFO] [stdout]    | |_____^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/memory.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub unsafe fn grow_array<T>(pointer: *mut T, old_count: usize, new_count: usize) -> *mut T {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `memory::reallocate` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | /     reallocate(
[INFO] [stdout] 21 | |         pointer as *mut u8,
[INFO] [stdout] 22 | |         size_of_t * old_count,
[INFO] [stdout] 23 | |         size_of_t * new_count,
[INFO] [stdout] 24 | |     ) as *mut T
[INFO] [stdout]    | |_____^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/memory.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub unsafe fn grow_array<T>(pointer: *mut T, old_count: usize, new_count: usize) -> *mut T {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `memory::reallocate` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     reallocate(pointer as *mut u8, size_of::<T>() * old_count, 0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/memory.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub unsafe fn free_array<T>(pointer: *mut T, old_count: usize) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `memory::reallocate` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/memory.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     reallocate(pointer as *mut u8, size_of::<T>() * old_count, 0);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/memory.rs:61:1
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub unsafe fn free_array<T>(pointer: *mut T, old_count: usize) {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/scanner.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/scanner.rs:193:19
[INFO] [stdout]     |
[INFO] [stdout] 193 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CompileError` is never constructed
[INFO] [stdout]    --> src/vm.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub enum InterpretError {
[INFO] [stdout]     |          -------------- variant in this enum
[INFO] [stdout] 186 |     CompileError,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InterpretError` 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] [stdout] warning: feature `type_alias_impl_trait` is declared but not used
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CompileError` is never constructed
[INFO] [stdout]    --> src/vm.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub enum InterpretError {
[INFO] [stdout]     |          -------------- variant in this enum
[INFO] [stdout] 186 |     CompileError,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `InterpretError` 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] [stdout] warning: feature `type_alias_impl_trait` is declared but not used
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_alias_impl_trait)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.95s
[INFO] running `Command { std: "docker" "inspect" "c8a1131334215ddbb4b212f28964f60e2c9953d67ecbef6f2de27606acc75e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a1131334215ddbb4b212f28964f60e2c9953d67ecbef6f2de27606acc75e1c", kill_on_drop: false }`
[INFO] [stdout] c8a1131334215ddbb4b212f28964f60e2c9953d67ecbef6f2de27606acc75e1c
