[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] testing NishanthSpShetty/Stack-VM against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNishanthSpShetty%2FStack-VM" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NishanthSpShetty/Stack-VM on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-12/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-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7193a53a57637af91590688c74e41580a7fc08b7395449da1c1af92d3e046b1
[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" "c7193a53a57637af91590688c74e41580a7fc08b7395449da1c1af92d3e046b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7193a53a57637af91590688c74e41580a7fc08b7395449da1c1af92d3e046b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7193a53a57637af91590688c74e41580a7fc08b7395449da1c1af92d3e046b1", kill_on_drop: false }`
[INFO] [stdout] c7193a53a57637af91590688c74e41580a7fc08b7395449da1c1af92d3e046b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7119dca4174eed6be07d8f5ec9eaeadee45eb5dcb67765e1abbaa759e076cca
[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" "f7119dca4174eed6be07d8f5ec9eaeadee45eb5dcb67765e1abbaa759e076cca", 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 0.93s
[INFO] running `Command { std: "docker" "inspect" "f7119dca4174eed6be07d8f5ec9eaeadee45eb5dcb67765e1abbaa759e076cca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7119dca4174eed6be07d8f5ec9eaeadee45eb5dcb67765e1abbaa759e076cca", kill_on_drop: false }`
[INFO] [stdout] f7119dca4174eed6be07d8f5ec9eaeadee45eb5dcb67765e1abbaa759e076cca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7424fd46d7bd2b8751ea4def81072d6c354e8be9122c0db71e2d2e8a378a01b9
[INFO] running `Command { std: "docker" "start" "-a" "7424fd46d7bd2b8751ea4def81072d6c354e8be9122c0db71e2d2e8a378a01b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-vm v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "7424fd46d7bd2b8751ea4def81072d6c354e8be9122c0db71e2d2e8a378a01b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7424fd46d7bd2b8751ea4def81072d6c354e8be9122c0db71e2d2e8a378a01b9", kill_on_drop: false }`
[INFO] [stdout] 7424fd46d7bd2b8751ea4def81072d6c354e8be9122c0db71e2d2e8a378a01b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7a8d0908cb29eaae1a31f750b8c0b411d00671fd18eb268793eb2f733ffe13d
[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" "c7a8d0908cb29eaae1a31f750b8c0b411d00671fd18eb268793eb2f733ffe13d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack_vm-3e0a7572811eba7b
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[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_vm_stack_push_pop ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_peek_when_empty_expect_panic ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_pop_when_empty_epect_underflow ... ok
[INFO] [stdout] test lib::stack::test_vmstack::test_push_when_full_expect_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7a8d0908cb29eaae1a31f750b8c0b411d00671fd18eb268793eb2f733ffe13d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7a8d0908cb29eaae1a31f750b8c0b411d00671fd18eb268793eb2f733ffe13d", kill_on_drop: false }`
[INFO] [stdout] c7a8d0908cb29eaae1a31f750b8c0b411d00671fd18eb268793eb2f733ffe13d