[INFO] cloning repository https://github.com/sudo97/rorth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sudo97/rorth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudo97%2Frorth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudo97%2Frorth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] be2c5570daca7efe20e681bedc133590e7b792b5
[INFO] checking sudo97/rorth against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsudo97%2Frorth" "/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/sudo97/rorth on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sudo97/rorth
[INFO] finished tweaking git repo https://github.com/sudo97/rorth
[INFO] tweaked toml for git repo https://github.com/sudo97/rorth written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sudo97/rorth 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" "+613bdd49978298648ed05ace086bd1ecad54b44a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b3729602672b98ff5468186d6525c8c5c207e18c929f7228aa8fecda8293e19
[INFO] running `Command { std: "docker" "start" "-a" "3b3729602672b98ff5468186d6525c8c5c207e18c929f7228aa8fecda8293e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b3729602672b98ff5468186d6525c8c5c207e18c929f7228aa8fecda8293e19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b3729602672b98ff5468186d6525c8c5c207e18c929f7228aa8fecda8293e19", kill_on_drop: false }`
[INFO] [stdout] 3b3729602672b98ff5468186d6525c8c5c207e18c929f7228aa8fecda8293e19
[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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a20e63c6af4dab5f6772b2e289cd6b7c04b34d9000744cd3cee9a606fac2b48
[INFO] running `Command { std: "docker" "start" "-a" "3a20e63c6af4dab5f6772b2e289cd6b7c04b34d9000744cd3cee9a606fac2b48", kill_on_drop: false }`
[INFO] [stderr]     Checking stack-machine-bez v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `check_stack_safety` is never used
[INFO] [stdout]  --> src/checker.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn check_stack_safety(program: &Vec<Instruction>) -> Result<(), Error> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `StaticCheck` is never constructed
[INFO] [stdout]   --> src/common.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 2  | pub enum Error {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     StaticCheck {
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_empty`, `size`, and `print` are never used
[INFO] [stdout]  --> src/stack.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Stack<T: std::fmt::Debug> {
[INFO] [stdout]   |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 6 |     fn size(&self) -> usize;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 7 |     fn print(&self);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_empty` and `print` are never used
[INFO] [stdout]  --> src/stack.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait Stack<T: std::fmt::Debug> {
[INFO] [stdout]   |           ----- methods in this trait
[INFO] [stdout] ...
[INFO] [stdout] 5 |     fn is_empty(&self) -> bool;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 6 |     fn size(&self) -> usize;
[INFO] [stdout] 7 |     fn print(&self);
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "3a20e63c6af4dab5f6772b2e289cd6b7c04b34d9000744cd3cee9a606fac2b48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a20e63c6af4dab5f6772b2e289cd6b7c04b34d9000744cd3cee9a606fac2b48", kill_on_drop: false }`
[INFO] [stdout] 3a20e63c6af4dab5f6772b2e289cd6b7c04b34d9000744cd3cee9a606fac2b48