[INFO] cloning repository https://github.com/click-lang/click
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/click-lang/click" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclick-lang%2Fclick", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclick-lang%2Fclick'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad3ff86dae8e2d279fd84b024be14ea6eda8c422
[INFO] testing click-lang/click against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclick-lang%2Fclick" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/click-lang/click on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/click-lang/click
[INFO] finished tweaking git repo https://github.com/click-lang/click
[INFO] tweaked toml for git repo https://github.com/click-lang/click written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/click-lang/click already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 5f4aec13e38839871bbff3a176f6775dc708776afd458f2d161af2001c6383a4
[INFO] running `Command { std: "docker" "start" "-a" "5f4aec13e38839871bbff3a176f6775dc708776afd458f2d161af2001c6383a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f4aec13e38839871bbff3a176f6775dc708776afd458f2d161af2001c6383a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f4aec13e38839871bbff3a176f6775dc708776afd458f2d161af2001c6383a4", kill_on_drop: false }`
[INFO] [stdout] 5f4aec13e38839871bbff3a176f6775dc708776afd458f2d161af2001c6383a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--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] 616d385ea0dd374699db3d84d02c1d9751a8dfc7708b221f16c4e4af43fff096
[INFO] running `Command { std: "docker" "start" "-a" "616d385ea0dd374699db3d84d02c1d9751a8dfc7708b221f16c4e4af43fff096", kill_on_drop: false }`
[INFO] [stderr]    Compiling click v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/vm/main.rs:93:1
[INFO] [stdout]     |
[INFO] [stdout] 93  | / macro_rules! mul {
[INFO] [stdout] 94  | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stdout] 95  | |         Code::O(Op::Mul(
[INFO] [stdout] 96  | |             ToEnum::to_type(&$x),
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/vm/main.rs:103:1
[INFO] [stdout]     |
[INFO] [stdout] 103 | / macro_rules! div {
[INFO] [stdout] 104 | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stdout] 105 | |         Code::O(Op::Div(
[INFO] [stdout] 106 | |             ToEnum::to_type(&$x),
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |     };
[INFO] [stdout] 111 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/vm/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut ops = vec![
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/vm/main.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut exitCode = 0;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mul`
[INFO] [stdout]   --> src/vm/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Mul(Type, Type, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]   --> src/vm/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Div(Type, Type, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Delete`
[INFO] [stdout]   --> src/vm/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Delete(Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Func`
[INFO] [stdout]   --> src/vm/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Func(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]   --> src/vm/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Let(&'a str, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Char`
[INFO] [stdout]   --> src/vm/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Char(char),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `exitCode` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let exitCode = exec(ops);
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ifStack` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut ifStack = 0;
[INFO] [stdout]     |             ^^^^^^^ help: convert the identifier to snake case: `if_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `exitCode` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut exitCode = 0;
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `orElse` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:180:28
[INFO] [stdout]     |
[INFO] [stdout] 180 |             O(If(cond, Mem(orElse))) => {
[INFO] [stdout]     |                            ^^^^^^ help: convert the identifier to snake case: `or_else`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "616d385ea0dd374699db3d84d02c1d9751a8dfc7708b221f16c4e4af43fff096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "616d385ea0dd374699db3d84d02c1d9751a8dfc7708b221f16c4e4af43fff096", kill_on_drop: false }`
[INFO] [stdout] 616d385ea0dd374699db3d84d02c1d9751a8dfc7708b221f16c4e4af43fff096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] b71f616c39c2f9b4c628f643c002576235c09424bd4ab86c40d0a4d1e7556e68
[INFO] running `Command { std: "docker" "start" "-a" "b71f616c39c2f9b4c628f643c002576235c09424bd4ab86c40d0a4d1e7556e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling click v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/vm/main.rs:93:1
[INFO] [stdout]     |
[INFO] [stdout] 93  | / macro_rules! mul {
[INFO] [stdout] 94  | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stdout] 95  | |         Code::O(Op::Mul(
[INFO] [stdout] 96  | |             ToEnum::to_type(&$x),
[INFO] [stdout] ...   |
[INFO] [stdout] 100 | |     };
[INFO] [stdout] 101 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]    --> src/vm/main.rs:103:1
[INFO] [stdout]     |
[INFO] [stdout] 103 | / macro_rules! div {
[INFO] [stdout] 104 | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stdout] 105 | |         Code::O(Op::Div(
[INFO] [stdout] 106 | |             ToEnum::to_type(&$x),
[INFO] [stdout] ...   |
[INFO] [stdout] 110 | |     };
[INFO] [stdout] 111 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/vm/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut ops = vec![
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/vm/main.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut exitCode = 0;
[INFO] [stdout]     |         ----^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Mul`
[INFO] [stdout]   --> src/vm/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Mul(Type, Type, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Div`
[INFO] [stdout]   --> src/vm/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Div(Type, Type, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Delete`
[INFO] [stdout]   --> src/vm/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     Delete(Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Func`
[INFO] [stdout]   --> src/vm/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     Func(&'a str),
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]   --> src/vm/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Let(&'a str, Type),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Char`
[INFO] [stdout]   --> src/vm/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     Char(char),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `exitCode` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let exitCode = exec(ops);
[INFO] [stdout]     |         ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `ifStack` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let mut ifStack = 0;
[INFO] [stdout]     |             ^^^^^^^ help: convert the identifier to snake case: `if_stack`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `exitCode` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |     let mut exitCode = 0;
[INFO] [stdout]     |             ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `orElse` should have a snake case name
[INFO] [stdout]    --> src/vm/main.rs:180:28
[INFO] [stdout]     |
[INFO] [stdout] 180 |             O(If(cond, Mem(orElse))) => {
[INFO] [stdout]     |                            ^^^^^^ help: convert the identifier to snake case: `or_else`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "b71f616c39c2f9b4c628f643c002576235c09424bd4ab86c40d0a4d1e7556e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71f616c39c2f9b4c628f643c002576235c09424bd4ab86c40d0a4d1e7556e68", kill_on_drop: false }`
[INFO] [stdout] b71f616c39c2f9b4c628f643c002576235c09424bd4ab86c40d0a4d1e7556e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd7aba2cabfb511efc028f49e778da3aa19a25f86a4b93b1452f45356379a11e
[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" "dd7aba2cabfb511efc028f49e778da3aa19a25f86a4b93b1452f45356379a11e", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/vm/main.rs:93:1
[INFO] [stderr]     |
[INFO] [stderr] 93  | / macro_rules! mul {
[INFO] [stderr] 94  | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stderr] 95  | |         Code::O(Op::Mul(
[INFO] [stderr] 96  | |             ToEnum::to_type(&$x),
[INFO] [stderr] ...   |
[INFO] [stderr] 100 | |     };
[INFO] [stderr] 101 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]    --> src/vm/main.rs:103:1
[INFO] [stderr]     |
[INFO] [stderr] 103 | / macro_rules! div {
[INFO] [stderr] 104 | |     ($x:expr, $y:expr, $z:expr) => {
[INFO] [stderr] 105 | |         Code::O(Op::Div(
[INFO] [stderr] 106 | |             ToEnum::to_type(&$x),
[INFO] [stderr] ...   |
[INFO] [stderr] 110 | |     };
[INFO] [stderr] 111 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/vm/main.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut ops = vec![
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/vm/main.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut exitCode = 0;
[INFO] [stderr]     |         ----^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Mul`
[INFO] [stderr]   --> src/vm/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Mul(Type, Type, Type),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Div`
[INFO] [stderr]   --> src/vm/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Div(Type, Type, Type),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Delete`
[INFO] [stderr]   --> src/vm/main.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     Delete(Type),
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Func`
[INFO] [stderr]   --> src/vm/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Func(&'a str),
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Let`
[INFO] [stderr]   --> src/vm/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Let(&'a str, Type),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Char`
[INFO] [stderr]   --> src/vm/main.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Char(char),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `exitCode` should have a snake case name
[INFO] [stderr]    --> src/vm/main.rs:148:9
[INFO] [stderr]     |
[INFO] [stderr] 148 |     let exitCode = exec(ops);
[INFO] [stderr]     |         ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `ifStack` should have a snake case name
[INFO] [stderr]    --> src/vm/main.rs:159:13
[INFO] [stderr]     |
[INFO] [stderr] 159 |     let mut ifStack = 0;
[INFO] [stderr]     |             ^^^^^^^ help: convert the identifier to snake case: `if_stack`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `exitCode` should have a snake case name
[INFO] [stderr]    --> src/vm/main.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |     let mut exitCode = 0;
[INFO] [stderr]     |             ^^^^^^^^ help: convert the identifier to snake case: `exit_code`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `orElse` should have a snake case name
[INFO] [stderr]    --> src/vm/main.rs:180:28
[INFO] [stderr]     |
[INFO] [stderr] 180 |             O(If(cond, Mem(orElse))) => {
[INFO] [stderr]     |                            ^^^^^^ help: convert the identifier to snake case: `or_else`
[INFO] [stderr] 
[INFO] [stderr] warning: `click` (bin "click-vm" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/click_vm-9c4bd68ce2f24f9a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd7aba2cabfb511efc028f49e778da3aa19a25f86a4b93b1452f45356379a11e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd7aba2cabfb511efc028f49e778da3aa19a25f86a4b93b1452f45356379a11e", kill_on_drop: false }`
[INFO] [stdout] dd7aba2cabfb511efc028f49e778da3aa19a25f86a4b93b1452f45356379a11e