[INFO] cloning repository https://github.com/hdvanegasm/smol-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hdvanegasm/smol-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdvanegasm%2Fsmol-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdvanegasm%2Fsmol-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a4d45f8200b996f35ffd25aaddc1fb93f52b1c5
[INFO] testing hdvanegasm/smol-vm against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhdvanegasm%2Fsmol-vm" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hdvanegasm/smol-vm
[INFO] finished tweaking git repo https://github.com/hdvanegasm/smol-vm
[INFO] tweaked toml for git repo https://github.com/hdvanegasm/smol-vm written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hdvanegasm/smol-vm on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hdvanegasm/smol-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" "+1.99.0-beta.8" "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-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2
[INFO] running `Command { std: "docker" "start" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/bytecode.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout]  2 |     /// Integer add instruction
[INFO] [stdout]  3 |     IADD,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  6 |     ISUB,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  9 |     IMUL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     ILT(i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     IEQ(i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     MLOAD(usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     MSTORE(usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     POP,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fp` is never read
[INFO] [stdout]   --> src/vm.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub struct SmolVm {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fp: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling smol-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/bytecode.rs:3:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variants in this enum
[INFO] [stdout]  2 |     /// Integer add instruction
[INFO] [stdout]  3 |     IADD,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  6 |     ISUB,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout]  9 |     IMUL,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |     ILT(i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     IEQ(i32),
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     MLOAD(usize),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 24 |     MSTORE(usize),
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     POP,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `fp` is never read
[INFO] [stdout]   --> src/vm.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub struct SmolVm {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fp: i32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]   --> src/bytecode.rs:3:5
[INFO] [stderr]    |
[INFO] [stderr]  1 | pub enum Instruction {
[INFO] [stderr]    |          ----------- variants in this enum
[INFO] [stderr]  2 |     /// Integer add instruction
[INFO] [stderr]  3 |     IADD,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  6 |     ISUB,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr]  9 |     IMUL,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 12 |     ILT(i32),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 15 |     IEQ(i32),
[INFO] [stderr]    |     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 21 |     MLOAD(usize),
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 24 |     MSTORE(usize),
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 30 |     POP,
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `fp` is never read
[INFO] [stderr]   --> src/vm.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr]  3 | pub struct SmolVm {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 15 |     fp: i32,
[INFO] [stderr]    |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `smol-vm` (bin "smol-vm" test) generated 2 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/release/deps/smol_vm-ddc53bcd4fe5542d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test vm::tests::print_elemnt ... ok
[INFO] [stdout] test vm::tests::vm_construction_and_exec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2", kill_on_drop: false }`
[INFO] [stdout] 65167f2ac8f8c24cd5a9263211b2a25f569333f165bdc13b047faaa5495f77e2
