[INFO] updating cached repository https://github.com/NishanthSpShetty/Stack-VM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e24ff3eb4c4b900f2c0164ae1c1f9b0db74a9ed
[INFO] checking NishanthSpShetty/Stack-VM against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishanthSpShetty%2FStack-VM" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NishanthSpShetty/Stack-VM on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NishanthSpShetty/Stack-VM
[INFO] finished tweaking git repo https://github.com/NishanthSpShetty/Stack-VM
[INFO] tweaked toml for git repo https://github.com/NishanthSpShetty/Stack-VM written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/NishanthSpShetty/Stack-VM already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 798de3c0018e17b6b8c98e7058ff7e07025e9ff1295582c04ea9d902aa6dd6af
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "798de3c0018e17b6b8c98e7058ff7e07025e9ff1295582c04ea9d902aa6dd6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "798de3c0018e17b6b8c98e7058ff7e07025e9ff1295582c04ea9d902aa6dd6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798de3c0018e17b6b8c98e7058ff7e07025e9ff1295582c04ea9d902aa6dd6af", kill_on_drop: false }`
[INFO] [stdout] 798de3c0018e17b6b8c98e7058ff7e07025e9ff1295582c04ea9d902aa6dd6af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69c0ba60ea830c7ebc0ec2be514d55f7f7ed6e15670ee9d24e7c11c2d252e691
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "69c0ba60ea830c7ebc0ec2be514d55f7f7ed6e15670ee9d24e7c11c2d252e691", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking stack-vm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `CODE_TYPE_INSTRUCTION`
[INFO] [stdout]  --> src/lib/vm/mod.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const CODE_TYPE_INSTRUCTION: u8 = 1;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "69c0ba60ea830c7ebc0ec2be514d55f7f7ed6e15670ee9d24e7c11c2d252e691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c0ba60ea830c7ebc0ec2be514d55f7f7ed6e15670ee9d24e7c11c2d252e691", kill_on_drop: false }`
[INFO] [stdout] 69c0ba60ea830c7ebc0ec2be514d55f7f7ed6e15670ee9d24e7c11c2d252e691