[INFO] updating cached repository https://github.com/kgtkr/stack-vm-rs
[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] d1822e95b4c2f48fc1d45f30b10b011f546d7947
[INFO] testing kgtkr/stack-vm-rs against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkgtkr%2Fstack-vm-rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kgtkr/stack-vm-rs on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kgtkr/stack-vm-rs
[INFO] finished tweaking git repo https://github.com/kgtkr/stack-vm-rs
[INFO] tweaked toml for git repo https://github.com/kgtkr/stack-vm-rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/kgtkr/stack-vm-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 268b5eda8b08a0e91567efb58e3a5091716533668bb6aeeac390c7f43928d30f
[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" "268b5eda8b08a0e91567efb58e3a5091716533668bb6aeeac390c7f43928d30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "268b5eda8b08a0e91567efb58e3a5091716533668bb6aeeac390c7f43928d30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "268b5eda8b08a0e91567efb58e3a5091716533668bb6aeeac390c7f43928d30f", kill_on_drop: false }`
[INFO] [stdout] 268b5eda8b08a0e91567efb58e3a5091716533668bb6aeeac390c7f43928d30f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26a6a0d071110a72355dc59ef2a529fad85a0e3865b50e5833a150f45021912f
[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" "26a6a0d071110a72355dc59ef2a529fad85a0e3865b50e5833a150f45021912f", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-vm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `VM`
[INFO] [stdout]  --> src/llang.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::vm::{Cmd, VM};
[INFO] [stdout]   |                      ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/llang.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let entry = gen.push(LLangCmd::Entry(FnIndex(self.entry)));
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Frame`
[INFO] [stdout]  --> src/llang.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Frame(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ret`
[INFO] [stdout]  --> src/llang.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Ret,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]  --> src/llang.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Call(FnIndex),
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalLoad`
[INFO] [stdout]  --> src/llang.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     LocalLoad(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalStore`
[INFO] [stdout]  --> src/llang.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     LocalStore(usize),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgLoad`
[INFO] [stdout]   --> src/llang.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     ArgLoad(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgStore`
[INFO] [stdout]   --> src/llang.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     ArgStore(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopR`
[INFO] [stdout]   --> src/llang.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     PopR(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const`
[INFO] [stdout]   --> src/llang.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Const(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]   --> src/llang.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mod`
[INFO] [stdout]   --> src/llang.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Mod,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Entry`
[INFO] [stdout]   --> src/llang.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Entry(FnIndex),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Eq`
[INFO] [stdout]   --> src/llang.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Eq,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JumpIf`
[INFO] [stdout]   --> src/llang.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     JumpIf(RelativeFnIndex),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Jump`
[INFO] [stdout]   --> src/llang.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     Jump(RelativeFnIndex),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]   --> src/llang.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Call(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalLoad`
[INFO] [stdout]   --> src/llang.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     LocalLoad(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalStore`
[INFO] [stdout]   --> src/llang.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     LocalStore(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgLoad`
[INFO] [stdout]   --> src/llang.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     ArgLoad(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgStore`
[INFO] [stdout]   --> src/llang.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     ArgStore(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const`
[INFO] [stdout]   --> src/llang.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     Const(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]   --> src/llang.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mod`
[INFO] [stdout]   --> src/llang.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     Mod,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Eq`
[INFO] [stdout]   --> src/llang.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Eq,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JumpIf`
[INFO] [stdout]   --> src/llang.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 51 |     JumpIf(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Jump`
[INFO] [stdout]   --> src/llang.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     Jump(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopR`
[INFO] [stdout]   --> src/llang.rs:53:5
[INFO] [stdout]    |
[INFO] [stdout] 53 |     PopR(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/llang.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 |     fn new() -> CmdGen {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/llang.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 |     fn push(&mut self, cmd: LLangCmd) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_cmds`
[INFO] [stdout]   --> src/llang.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn to_cmds(self) -> Vec<Cmd> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert`
[INFO] [stdout]    --> src/llang.rs:103:8
[INFO] [stdout]     |
[INFO] [stdout] 103 |     fn convert(&self) -> Vec<Cmd> {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert`
[INFO] [stdout]    --> src/llang.rs:114:8
[INFO] [stdout]     |
[INFO] [stdout] 114 |     fn convert(&self, fn_index: usize, gen: &mut CmdGen) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `convert`
[INFO] [stdout]    --> src/llang.rs:124:8
[INFO] [stdout]     |
[INFO] [stdout] 124 |     fn convert(&self, fn_index: usize, gen: &mut CmdGen) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/vm.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(program: Vec<Cmd>) -> VM {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run`
[INFO] [stdout]   --> src/vm.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn run(&mut self) -> usize {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/vm.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn push(&mut self, x: usize) {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `peak`
[INFO] [stdout]   --> src/vm.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn peak(&self) -> usize {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pop`
[INFO] [stdout]   --> src/vm.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     fn pop(&mut self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `debug_state`
[INFO] [stdout]   --> src/vm.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 51 |     fn debug_state(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `run_cmd`
[INFO] [stdout]   --> src/vm.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn run_cmd(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Frame`
[INFO] [stdout]    --> src/vm.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     Frame(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Ret`
[INFO] [stdout]    --> src/vm.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     Ret,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]    --> src/vm.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     Call(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalLoad`
[INFO] [stdout]    --> src/vm.rs:164:5
[INFO] [stdout]     |
[INFO] [stdout] 164 |     LocalLoad(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalStore`
[INFO] [stdout]    --> src/vm.rs:165:5
[INFO] [stdout]     |
[INFO] [stdout] 165 |     LocalStore(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgLoad`
[INFO] [stdout]    --> src/vm.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 166 |     ArgLoad(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgStore`
[INFO] [stdout]    --> src/vm.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 167 |     ArgStore(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PopR`
[INFO] [stdout]    --> src/vm.rs:168:5
[INFO] [stdout]     |
[INFO] [stdout] 168 |     PopR(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const`
[INFO] [stdout]    --> src/vm.rs:169:5
[INFO] [stdout]     |
[INFO] [stdout] 169 |     Const(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]    --> src/vm.rs:170:5
[INFO] [stdout]     |
[INFO] [stdout] 170 |     Add,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mod`
[INFO] [stdout]    --> src/vm.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 171 |     Mod,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Entry`
[INFO] [stdout]    --> src/vm.rs:172:5
[INFO] [stdout]     |
[INFO] [stdout] 172 |     Entry(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Eq`
[INFO] [stdout]    --> src/vm.rs:173:5
[INFO] [stdout]     |
[INFO] [stdout] 173 |     Eq,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `JumpIf`
[INFO] [stdout]    --> src/vm.rs:174:5
[INFO] [stdout]     |
[INFO] [stdout] 174 |     JumpIf(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Jump`
[INFO] [stdout]    --> src/vm.rs:175:5
[INFO] [stdout]     |
[INFO] [stdout] 175 |     Jump(usize),
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] [stdout] warning: 57 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26a6a0d071110a72355dc59ef2a529fad85a0e3865b50e5833a150f45021912f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26a6a0d071110a72355dc59ef2a529fad85a0e3865b50e5833a150f45021912f", kill_on_drop: false }`
[INFO] [stdout] 26a6a0d071110a72355dc59ef2a529fad85a0e3865b50e5833a150f45021912f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] c30f47f90c839a3341ccbc8252e0c21e7ac549c5b75e7844d889cc166895ee9c
[INFO] running `Command { std: "docker" "start" "-a" "c30f47f90c839a3341ccbc8252e0c21e7ac549c5b75e7844d889cc166895ee9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling stack-vm-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `entry`
[INFO] [stdout]    --> src/llang.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let entry = gen.push(LLangCmd::Entry(FnIndex(self.entry)));
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalLoad`
[INFO] [stdout]   --> src/llang.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     LocalLoad(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LocalStore`
[INFO] [stdout]   --> src/llang.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     LocalStore(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ArgStore`
[INFO] [stdout]   --> src/llang.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     ArgStore(usize),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Add`
[INFO] [stdout]   --> src/llang.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     Add,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "c30f47f90c839a3341ccbc8252e0c21e7ac549c5b75e7844d889cc166895ee9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30f47f90c839a3341ccbc8252e0c21e7ac549c5b75e7844d889cc166895ee9c", kill_on_drop: false }`
[INFO] [stdout] c30f47f90c839a3341ccbc8252e0c21e7ac549c5b75e7844d889cc166895ee9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] c67051145a3c3d5196bda469d5aacbfb3a0ef0bf97ec22f02cb67eb3f2dc6578
[INFO] running `Command { std: "docker" "start" "-a" "c67051145a3c3d5196bda469d5aacbfb3a0ef0bf97ec22f02cb67eb3f2dc6578", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `entry`
[INFO] [stderr]    --> src/llang.rs:105:13
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let entry = gen.push(LLangCmd::Entry(FnIndex(self.entry)));
[INFO] [stderr]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_entry`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LocalLoad`
[INFO] [stderr]   --> src/llang.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     LocalLoad(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LocalStore`
[INFO] [stderr]   --> src/llang.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     LocalStore(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArgStore`
[INFO] [stderr]   --> src/llang.rs:46:5
[INFO] [stderr]    |
[INFO] [stderr] 46 |     ArgStore(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Add`
[INFO] [stderr]   --> src/llang.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     Add,
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stack_vm_rs-85feb0f8a8c3db51
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test llang::test ... ok
[INFO] [stdout] test vm::test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c67051145a3c3d5196bda469d5aacbfb3a0ef0bf97ec22f02cb67eb3f2dc6578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67051145a3c3d5196bda469d5aacbfb3a0ef0bf97ec22f02cb67eb3f2dc6578", kill_on_drop: false }`
[INFO] [stdout] c67051145a3c3d5196bda469d5aacbfb3a0ef0bf97ec22f02cb67eb3f2dc6578