[INFO] cloning repository https://github.com/tcordeu/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcordeu/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcordeu%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcordeu%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c09426763ea6aaae8946089089bda1bfbcaa64da
[INFO] checking tcordeu/rlox against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcordeu%2Frlox" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tcordeu/rlox on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tcordeu/rlox
[INFO] finished tweaking git repo https://github.com/tcordeu/rlox
[INFO] tweaked toml for git repo https://github.com/tcordeu/rlox written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tcordeu/rlox 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rprompt v2.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5851bc077ea400eae45ee1e4bdf9d68e706584a92ec815b4440c264c7558d38a
[INFO] running `Command { std: "docker" "start" "-a" "5851bc077ea400eae45ee1e4bdf9d68e706584a92ec815b4440c264c7558d38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5851bc077ea400eae45ee1e4bdf9d68e706584a92ec815b4440c264c7558d38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5851bc077ea400eae45ee1e4bdf9d68e706584a92ec815b4440c264c7558d38a", kill_on_drop: false }`
[INFO] [stdout] 5851bc077ea400eae45ee1e4bdf9d68e706584a92ec815b4440c264c7558d38a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552a8f237c0901b60408aa6fa9c1cb6c720c1d5118d39a9469bf1bb13be3a4f7
[INFO] running `Command { std: "docker" "start" "-a" "552a8f237c0901b60408aa6fa9c1cb6c720c1d5118d39a9469bf1bb13be3a4f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking rtoolbox v0.0.2
[INFO] [stderr]     Checking rprompt v2.1.1
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `AstPrinter` is never constructed
[INFO] [stdout]  --> src/ast_printer.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct AstPrinter;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `pretty_print` is never used
[INFO] [stdout]  --> src/ast_printer.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl AstPrinter {
[INFO] [stdout]   | --------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn pretty_print(e: &Expr) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_any` is never used
[INFO] [stdout]   --> src/literal.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Literal: Any {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AstPrinter` is never constructed
[INFO] [stdout]  --> src/ast_printer.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct AstPrinter;
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `pretty_print` is never used
[INFO] [stdout]  --> src/ast_printer.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl AstPrinter {
[INFO] [stdout]   | --------------- associated function in this implementation
[INFO] [stdout] 6 |     pub fn pretty_print(e: &Expr) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_any` is never used
[INFO] [stdout]   --> src/literal.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub trait Literal: Any {
[INFO] [stdout]    |           ------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn as_any(&self) -> &dyn Any;
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "552a8f237c0901b60408aa6fa9c1cb6c720c1d5118d39a9469bf1bb13be3a4f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552a8f237c0901b60408aa6fa9c1cb6c720c1d5118d39a9469bf1bb13be3a4f7", kill_on_drop: false }`
[INFO] [stdout] 552a8f237c0901b60408aa6fa9c1cb6c720c1d5118d39a9469bf1bb13be3a4f7