[INFO] cloning repository https://github.com/ArchUsr64/brainfuck_vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ArchUsr64/brainfuck_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Fbrainfuck_vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Fbrainfuck_vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9119616230da0c5fb00d6156eb3e161ea3dbcd03
[INFO] testing ArchUsr64/brainfuck_vm against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArchUsr64%2Fbrainfuck_vm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ArchUsr64/brainfuck_vm
[INFO] finished tweaking git repo https://github.com/ArchUsr64/brainfuck_vm
[INFO] tweaked toml for git repo https://github.com/ArchUsr64/brainfuck_vm written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ArchUsr64/brainfuck_vm on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ArchUsr64/brainfuck_vm 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b51b43d983c1ffd5de81bb356e38a46c77432c6eda26e103097608b765d4cabc
[INFO] running `Command { std: "docker" "start" "-a" "b51b43d983c1ffd5de81bb356e38a46c77432c6eda26e103097608b765d4cabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b51b43d983c1ffd5de81bb356e38a46c77432c6eda26e103097608b765d4cabc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b51b43d983c1ffd5de81bb356e38a46c77432c6eda26e103097608b765d4cabc", kill_on_drop: false }`
[INFO] [stdout] b51b43d983c1ffd5de81bb356e38a46c77432c6eda26e103097608b765d4cabc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 252528dc98daba4526977e051768ff6d35a6bf6a7d00fda7548a45fd4d4cb0b6
[INFO] running `Command { std: "docker" "start" "-a" "252528dc98daba4526977e051768ff6d35a6bf6a7d00fda7548a45fd4d4cb0b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `instruction_stack` is never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Machine {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     instruction_stack: Vec<Instruction>,
[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 0.37s
[INFO] running `Command { std: "docker" "inspect" "252528dc98daba4526977e051768ff6d35a6bf6a7d00fda7548a45fd4d4cb0b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252528dc98daba4526977e051768ff6d35a6bf6a7d00fda7548a45fd4d4cb0b6", kill_on_drop: false }`
[INFO] [stdout] 252528dc98daba4526977e051768ff6d35a6bf6a7d00fda7548a45fd4d4cb0b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0beb6fe255c22e21bfc939195ef74701545e2ac6e58cc57851861f1af40023
[INFO] running `Command { std: "docker" "start" "-a" "1f0beb6fe255c22e21bfc939195ef74701545e2ac6e58cc57851861f1af40023", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `instruction_stack` is never read
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Machine {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 7 |     instruction_stack: Vec<Instruction>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "1f0beb6fe255c22e21bfc939195ef74701545e2ac6e58cc57851861f1af40023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0beb6fe255c22e21bfc939195ef74701545e2ac6e58cc57851861f1af40023", kill_on_drop: false }`
[INFO] [stdout] 1f0beb6fe255c22e21bfc939195ef74701545e2ac6e58cc57851861f1af40023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1460ba7ec197f9d9bfb605fa6427c7387aebfca279bcbe13e317901218f69ad8
[INFO] running `Command { std: "docker" "start" "-a" "1460ba7ec197f9d9bfb605fa6427c7387aebfca279bcbe13e317901218f69ad8", kill_on_drop: false }`
[INFO] [stderr] warning: field `instruction_stack` is never read
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | struct Machine {
[INFO] [stderr]   |        ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 7 |     instruction_stack: Vec<Instruction>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `brainfuck_vm` (bin "brainfuck_vm" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/brainfuck_vm-1ebe81698aa5ce22)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1460ba7ec197f9d9bfb605fa6427c7387aebfca279bcbe13e317901218f69ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1460ba7ec197f9d9bfb605fa6427c7387aebfca279bcbe13e317901218f69ad8", kill_on_drop: false }`
[INFO] [stdout] 1460ba7ec197f9d9bfb605fa6427c7387aebfca279bcbe13e317901218f69ad8
