[INFO] cloning repository https://github.com/butteronarchbtw/loop-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/butteronarchbtw/loop-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbutteronarchbtw%2Floop-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbutteronarchbtw%2Floop-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bae6e9ea9d3f8d911a8dcb71c238037b1f121e0b
[INFO] building butteronarchbtw/loop-interpreter against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbutteronarchbtw%2Floop-interpreter" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/butteronarchbtw/loop-interpreter on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/butteronarchbtw/loop-interpreter
[INFO] finished tweaking git repo https://github.com/butteronarchbtw/loop-interpreter
[INFO] tweaked toml for git repo https://github.com/butteronarchbtw/loop-interpreter written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/butteronarchbtw/loop-interpreter 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a20fe88103f9a06987d7eae5bfe08e0a2b77610a4bddbc19183310dde090e0d
[INFO] running `Command { std: "docker" "start" "-a" "3a20fe88103f9a06987d7eae5bfe08e0a2b77610a4bddbc19183310dde090e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a20fe88103f9a06987d7eae5bfe08e0a2b77610a4bddbc19183310dde090e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a20fe88103f9a06987d7eae5bfe08e0a2b77610a4bddbc19183310dde090e0d", kill_on_drop: false }`
[INFO] [stdout] 3a20fe88103f9a06987d7eae5bfe08e0a2b77610a4bddbc19183310dde090e0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f4fba9eab28ccc74906e362a1a1e9e3dceb0d6dc3a447374b3a45e93b2b9093
[INFO] running `Command { std: "docker" "start" "-a" "5f4fba9eab28ccc74906e362a1a1e9e3dceb0d6dc3a447374b3a45e93b2b9093", kill_on_drop: false }`
[INFO] [stderr]    Compiling loop-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `os`
[INFO] [stdout]  --> src/main.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::HashMap, env, fs, os, path::Path, process::exit};
[INFO] [stdout]   |                                          ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `VariableNotDefined` is never constructed
[INFO] [stdout]    --> src/main.rs:399:5
[INFO] [stdout]     |
[INFO] [stdout] 398 | enum EvalError {
[INFO] [stdout]     |      --------- variant in this enum
[INFO] [stdout] 399 |     VariableNotDefined(u32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EvalError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "5f4fba9eab28ccc74906e362a1a1e9e3dceb0d6dc3a447374b3a45e93b2b9093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4fba9eab28ccc74906e362a1a1e9e3dceb0d6dc3a447374b3a45e93b2b9093", kill_on_drop: false }`
[INFO] [stdout] 5f4fba9eab28ccc74906e362a1a1e9e3dceb0d6dc3a447374b3a45e93b2b9093
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87ca591de9cdd319b9c91616a1c7492d594e7ead39e6cd58211ecfed82c403c6
[INFO] running `Command { std: "docker" "start" "-a" "87ca591de9cdd319b9c91616a1c7492d594e7ead39e6cd58211ecfed82c403c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling loop-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `os`
[INFO] [stdout]  --> src/main.rs:2:42
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{collections::HashMap, env, fs, os, path::Path, process::exit};
[INFO] [stdout]   |                                          ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `VariableNotDefined` is never constructed
[INFO] [stdout]    --> src/main.rs:399:5
[INFO] [stdout]     |
[INFO] [stdout] 398 | enum EvalError {
[INFO] [stdout]     |      --------- variant in this enum
[INFO] [stdout] 399 |     VariableNotDefined(u32),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `EvalError` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "87ca591de9cdd319b9c91616a1c7492d594e7ead39e6cd58211ecfed82c403c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87ca591de9cdd319b9c91616a1c7492d594e7ead39e6cd58211ecfed82c403c6", kill_on_drop: false }`
[INFO] [stdout] 87ca591de9cdd319b9c91616a1c7492d594e7ead39e6cd58211ecfed82c403c6