[INFO] cloning repository https://github.com/rrokkam/interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rrokkam/interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Finterpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Finterpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8704fa9f06b6c9a74d1767a73e3fba059f7b42fd
[INFO] testing rrokkam/interpreter against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frrokkam%2Finterpreter" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rrokkam/interpreter on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rrokkam/interpreter
[INFO] finished tweaking git repo https://github.com/rrokkam/interpreter
[INFO] tweaked toml for git repo https://github.com/rrokkam/interpreter written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/rrokkam/interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f091b064c9624419d060969a1db2c67086c0617889961fafe7b72c43a388b32
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f091b064c9624419d060969a1db2c67086c0617889961fafe7b72c43a388b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f091b064c9624419d060969a1db2c67086c0617889961fafe7b72c43a388b32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f091b064c9624419d060969a1db2c67086c0617889961fafe7b72c43a388b32", kill_on_drop: false }`
[INFO] [stdout] 7f091b064c9624419d060969a1db2c67086c0617889961fafe7b72c43a388b32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b6f5df3e8c8b360704f527b69855159f7b36baf258314e0a11441a65729400b
[INFO] running `Command { std: "docker" "start" "-a" "6b6f5df3e8c8b360704f527b69855159f7b36baf258314e0a11441a65729400b", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/compiler.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn expression(token: Token) {}
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]  --> src/compiler.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     tokens: Peekable<Tokens<'source>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `had_error`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     had_error: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `panicking`
[INFO] [stdout]   --> src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     panicking: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile`
[INFO] [stdout]   --> src/compiler.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn compile(source: &str) -> Result<Chunk, InterpretError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expression`
[INFO] [stdout]   --> src/compiler.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn expression(token: Token) {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]   --> src/compiler.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn error(&mut self, token: &Token, message: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Compile`
[INFO] [stdout]  --> src/vm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Compile,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `peekable_next_if` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(peekable_next_if)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "6b6f5df3e8c8b360704f527b69855159f7b36baf258314e0a11441a65729400b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6f5df3e8c8b360704f527b69855159f7b36baf258314e0a11441a65729400b", kill_on_drop: false }`
[INFO] [stdout] 6b6f5df3e8c8b360704f527b69855159f7b36baf258314e0a11441a65729400b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43d26602094e3bbd9c3ac93cb14d30538a1208ff600f4d4cbdb2124fd57e638a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "43d26602094e3bbd9c3ac93cb14d30538a1208ff600f4d4cbdb2124fd57e638a", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `token`
[INFO] [stdout]   --> src/compiler.rs:22:15
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn expression(token: Token) {}
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tokens`
[INFO] [stdout]  --> src/compiler.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     tokens: Peekable<Tokens<'source>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `had_error`
[INFO] [stdout]  --> src/compiler.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     had_error: bool,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `panicking`
[INFO] [stdout]   --> src/compiler.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     panicking: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile`
[INFO] [stdout]   --> src/compiler.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn compile(source: &str) -> Result<Chunk, InterpretError> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expression`
[INFO] [stdout]   --> src/compiler.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn expression(token: Token) {}
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]   --> src/compiler.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 |     fn error(&mut self, token: &Token, message: &str) {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Compile`
[INFO] [stdout]  --> src/vm.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Compile,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `peekable_next_if` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(peekable_next_if)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "43d26602094e3bbd9c3ac93cb14d30538a1208ff600f4d4cbdb2124fd57e638a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43d26602094e3bbd9c3ac93cb14d30538a1208ff600f4d4cbdb2124fd57e638a", kill_on_drop: false }`
[INFO] [stdout] 43d26602094e3bbd9c3ac93cb14d30538a1208ff600f4d4cbdb2124fd57e638a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fbad49e8da08aa63d595c2c15d46389bb002f6e881e4c75484a9db53101feee
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9fbad49e8da08aa63d595c2c15d46389bb002f6e881e4c75484a9db53101feee", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `token`
[INFO] [stderr]   --> src/compiler.rs:22:15
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn expression(token: Token) {}
[INFO] [stderr]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_token`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tokens`
[INFO] [stderr]  --> src/compiler.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     tokens: Peekable<Tokens<'source>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `had_error`
[INFO] [stderr]  --> src/compiler.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     had_error: bool,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `panicking`
[INFO] [stderr]   --> src/compiler.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     panicking: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile`
[INFO] [stderr]   --> src/compiler.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn compile(source: &str) -> Result<Chunk, InterpretError> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expression`
[INFO] [stderr]   --> src/compiler.rs:22:4
[INFO] [stderr]    |
[INFO] [stderr] 22 | fn expression(token: Token) {}
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `error`
[INFO] [stderr]   --> src/compiler.rs:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 |     fn error(&mut self, token: &Token, message: &str) {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Compile`
[INFO] [stderr]  --> src/vm.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     Compile,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `peekable_next_if` has been stable since 1.51.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(peekable_next_if)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interpreter-74c244da2ee4e051)
[INFO] [stdout] running 1 test
[INFO] [stdout] test lexer::tests::some_tokens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9fbad49e8da08aa63d595c2c15d46389bb002f6e881e4c75484a9db53101feee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbad49e8da08aa63d595c2c15d46389bb002f6e881e4c75484a9db53101feee", kill_on_drop: false }`
[INFO] [stdout] 9fbad49e8da08aa63d595c2c15d46389bb002f6e881e4c75484a9db53101feee