[INFO] cloning 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" "clone" "--bare" "https://github.com/NishanthSpShetty/Stack-VM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishanthSpShetty%2FStack-VM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishanthSpShetty%2FStack-VM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e24ff3eb4c4b900f2c0164ae1c1f9b0db74a9ed
[INFO] testing NishanthSpShetty/Stack-VM against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishanthSpShetty%2FStack-VM" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NishanthSpShetty/Stack-VM on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-6/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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ff50665a369d118ebc9ae4d2606fd79720ad469d96569a5147eb3acfc2046af
[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" "1ff50665a369d118ebc9ae4d2606fd79720ad469d96569a5147eb3acfc2046af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ff50665a369d118ebc9ae4d2606fd79720ad469d96569a5147eb3acfc2046af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff50665a369d118ebc9ae4d2606fd79720ad469d96569a5147eb3acfc2046af", kill_on_drop: false }`
[INFO] [stdout] 1ff50665a369d118ebc9ae4d2606fd79720ad469d96569a5147eb3acfc2046af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0146897a13487cb2ce6d1686a9002c65dadf68399503ed3ae8e97181cbdb5f4
[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" "c0146897a13487cb2ce6d1686a9002c65dadf68399503ed3ae8e97181cbdb5f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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 1.88s
[INFO] running `Command { std: "docker" "inspect" "c0146897a13487cb2ce6d1686a9002c65dadf68399503ed3ae8e97181cbdb5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0146897a13487cb2ce6d1686a9002c65dadf68399503ed3ae8e97181cbdb5f4", kill_on_drop: false }`
[INFO] [stdout] c0146897a13487cb2ce6d1686a9002c65dadf68399503ed3ae8e97181cbdb5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9f300eab61b6ad08a0b6a2e99e84d4fdb3ccdf8310925e879784a33848fd597
[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" "f9f300eab61b6ad08a0b6a2e99e84d4fdb3ccdf8310925e879784a33848fd597", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-vm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "f9f300eab61b6ad08a0b6a2e99e84d4fdb3ccdf8310925e879784a33848fd597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f300eab61b6ad08a0b6a2e99e84d4fdb3ccdf8310925e879784a33848fd597", kill_on_drop: false }`
[INFO] [stdout] f9f300eab61b6ad08a0b6a2e99e84d4fdb3ccdf8310925e879784a33848fd597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 85b80d463b4716864a129f8c1061136c127df1085476eff6dde8734d9be6e38a
[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" "85b80d463b4716864a129f8c1061136c127df1085476eff6dde8734d9be6e38a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stack_vm-edd6c861af2d1558)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test lib::stack::test_vmstack::test_vm_stack_push_pop ... ok
[INFO] [stdout] test lib::vm::test_vm::test_get_data ... ok
[INFO] [stdout] test lib::vm::test_vm::test_get_type ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_peek_when_empty_expect_panic - should panic ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_pop_when_empty_epect_underflow - should panic ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_push_when_full_expect_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "85b80d463b4716864a129f8c1061136c127df1085476eff6dde8734d9be6e38a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85b80d463b4716864a129f8c1061136c127df1085476eff6dde8734d9be6e38a", kill_on_drop: false }`
[INFO] [stdout] 85b80d463b4716864a129f8c1061136c127df1085476eff6dde8734d9be6e38a