[INFO] cloning repository https://github.com/radoslaw-gajos/rust-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radoslaw-gajos/rust-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradoslaw-gajos%2Frust-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradoslaw-gajos%2Frust-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e727a5262bdce7bc46c12060c6cd1e96d2d3de2
[INFO] building radoslaw-gajos/rust-interpreter against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradoslaw-gajos%2Frust-interpreter" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/radoslaw-gajos/rust-interpreter
[INFO] finished tweaking git repo https://github.com/radoslaw-gajos/rust-interpreter
[INFO] tweaked toml for git repo https://github.com/radoslaw-gajos/rust-interpreter written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/radoslaw-gajos/rust-interpreter on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/radoslaw-gajos/rust-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4322d91089d06eab83d9e8e8d87bdbbceeb7d86e1397c995fa1b2addebc6a2a2
[INFO] running `Command { std: "docker" "start" "-a" "4322d91089d06eab83d9e8e8d87bdbbceeb7d86e1397c995fa1b2addebc6a2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4322d91089d06eab83d9e8e8d87bdbbceeb7d86e1397c995fa1b2addebc6a2a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4322d91089d06eab83d9e8e8d87bdbbceeb7d86e1397c995fa1b2addebc6a2a2", kill_on_drop: false }`
[INFO] [stdout] 4322d91089d06eab83d9e8e8d87bdbbceeb7d86e1397c995fa1b2addebc6a2a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ffed0cabb456b7c07bcc764534c69466c56d389bc69f52432aba683cfde5525
[INFO] running `Command { std: "docker" "start" "-a" "7ffed0cabb456b7c07bcc764534c69466c56d389bc69f52432aba683cfde5525", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn interpret(&self, context: &Context) -> ExpResult {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "7ffed0cabb456b7c07bcc764534c69466c56d389bc69f52432aba683cfde5525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ffed0cabb456b7c07bcc764534c69466c56d389bc69f52432aba683cfde5525", kill_on_drop: false }`
[INFO] [stdout] 7ffed0cabb456b7c07bcc764534c69466c56d389bc69f52432aba683cfde5525
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d076e1c3db5ff93688a5be7d32708c8497d09c828f3a829127551ee94625e020
[INFO] running `Command { std: "docker" "start" "-a" "d076e1c3db5ff93688a5be7d32708c8497d09c828f3a829127551ee94625e020", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn interpret(&self, context: &Context) -> ExpResult {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]   --> src/lib.rs:91:25
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn interpret(&self, context: &Context) -> ExpResult {
[INFO] [stdout]    |                         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/lib.rs:205:29
[INFO] [stdout]     |
[INFO] [stdout] 205 |         fn interpret(&self, context: &Context) -> ExpResult {
[INFO] [stdout]     |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `context`
[INFO] [stdout]    --> src/lib.rs:212:29
[INFO] [stdout]     |
[INFO] [stdout] 212 |         fn interpret(&self, context: &Context) -> ExpResult {
[INFO] [stdout]     |                             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_context`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "d076e1c3db5ff93688a5be7d32708c8497d09c828f3a829127551ee94625e020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d076e1c3db5ff93688a5be7d32708c8497d09c828f3a829127551ee94625e020", kill_on_drop: false }`
[INFO] [stdout] d076e1c3db5ff93688a5be7d32708c8497d09c828f3a829127551ee94625e020