[INFO] cloning repository https://github.com/boonsboos/cubvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boonsboos/cubvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboonsboos%2Fcubvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboonsboos%2Fcubvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1976a3999cfc543ef3bff6d2ffefbf1191588306
[INFO] checking boonsboos/cubvm against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboonsboos%2Fcubvm" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/boonsboos/cubvm
[INFO] finished tweaking git repo https://github.com/boonsboos/cubvm
[INFO] tweaked toml for git repo https://github.com/boonsboos/cubvm written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/boonsboos/cubvm on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/boonsboos/cubvm 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" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e4de4b5a7bd9ddb6b91d0820d7f80f880cbc6978f6ed96d847fae6284ac0f87
[INFO] running `Command { std: "docker" "start" "-a" "4e4de4b5a7bd9ddb6b91d0820d7f80f880cbc6978f6ed96d847fae6284ac0f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e4de4b5a7bd9ddb6b91d0820d7f80f880cbc6978f6ed96d847fae6284ac0f87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4de4b5a7bd9ddb6b91d0820d7f80f880cbc6978f6ed96d847fae6284ac0f87", kill_on_drop: false }`
[INFO] [stdout] 4e4de4b5a7bd9ddb6b91d0820d7f80f880cbc6978f6ed96d847fae6284ac0f87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c10823a003335b71227c9e6e62f7daf8bb6e9f93557c65ffe07d339808f6e12
[INFO] running `Command { std: "docker" "start" "-a" "2c10823a003335b71227c9e6e62f7daf8bb6e9f93557c65ffe07d339808f6e12", kill_on_drop: false }`
[INFO] [stderr]     Checking cubvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> vm/vm.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let imm = immediate.sum_face(cube::U);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_imm`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `imm`
[INFO] [stdout]    --> vm/vm.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let imm = immediate.sum_face(cube::U);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_imm`
[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 0.26s
[INFO] running `Command { std: "docker" "inspect" "2c10823a003335b71227c9e6e62f7daf8bb6e9f93557c65ffe07d339808f6e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c10823a003335b71227c9e6e62f7daf8bb6e9f93557c65ffe07d339808f6e12", kill_on_drop: false }`
[INFO] [stdout] 2c10823a003335b71227c9e6e62f7daf8bb6e9f93557c65ffe07d339808f6e12