Nov 30 11:53:29.119 INFO checking BookOwl/stack-machine-rs against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 11:53:29.119 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +a49316ddc99d9d595193557fc899f6c52e4d9af9-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 30 11:53:29.674 INFO [stdout] 5fef51644bbd84f156b2949bb15a8f752f161c07dbfd408fa5e1664713144f02
Nov 30 11:53:29.676 INFO running `"docker" "start" "-a" "5fef51644bbd84f156b2949bb15a8f752f161c07dbfd408fa5e1664713144f02"`
Nov 30 11:53:30.863 INFO [stderr] usermod: no changes
Nov 30 11:53:30.896 INFO [stderr]     Checking stack-machine v0.1.0 (/source)
Nov 30 11:53:31.440 INFO [stderr] warning: unused variable: `ipstack`
Nov 30 11:53:31.440 INFO [stderr]    --> src/main.rs:106:13
Nov 30 11:53:31.440 INFO [stderr]     |
Nov 30 11:53:31.440 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Nov 30 11:53:31.440 INFO [stderr]     |             ^^^^^^^ help: consider using `_ipstack` instead
Nov 30 11:53:31.440 INFO [stderr]     |
Nov 30 11:53:31.440 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 11:53:31.440 INFO [stderr] 
Nov 30 11:53:31.440 INFO [stderr] warning: unused variable: `callstack`
Nov 30 11:53:31.440 INFO [stderr]    --> src/main.rs:107:13
Nov 30 11:53:31.440 INFO [stderr]     |
Nov 30 11:53:31.440 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Nov 30 11:53:31.440 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_callstack` instead
Nov 30 11:53:31.440 INFO [stderr] 
Nov 30 11:53:31.452 INFO [stderr] warning: unused variable: `ipstack`
Nov 30 11:53:31.452 INFO [stderr]    --> src/main.rs:106:13
Nov 30 11:53:31.452 INFO [stderr]     |
Nov 30 11:53:31.452 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Nov 30 11:53:31.452 INFO [stderr]     |             ^^^^^^^ help: consider using `_ipstack` instead
Nov 30 11:53:31.452 INFO [stderr]     |
Nov 30 11:53:31.452 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 30 11:53:31.452 INFO [stderr] 
Nov 30 11:53:31.452 INFO [stderr] warning: unused variable: `callstack`
Nov 30 11:53:31.452 INFO [stderr]    --> src/main.rs:107:13
Nov 30 11:53:31.453 INFO [stderr]     |
Nov 30 11:53:31.453 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Nov 30 11:53:31.453 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_callstack` instead
Nov 30 11:53:31.453 INFO [stderr] 
Nov 30 11:53:31.465 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.465 INFO [stderr]    --> src/main.rs:106:9
Nov 30 11:53:31.465 INFO [stderr]     |
Nov 30 11:53:31.465 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Nov 30 11:53:31.465 INFO [stderr]     |         ----^^^^^^^
Nov 30 11:53:31.465 INFO [stderr]     |         |
Nov 30 11:53:31.465 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.467 INFO [stderr]     |
Nov 30 11:53:31.467 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 11:53:31.467 INFO [stderr] 
Nov 30 11:53:31.467 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.467 INFO [stderr]    --> src/main.rs:107:9
Nov 30 11:53:31.467 INFO [stderr]     |
Nov 30 11:53:31.467 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Nov 30 11:53:31.467 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 11:53:31.467 INFO [stderr]     |         |
Nov 30 11:53:31.467 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.467 INFO [stderr] 
Nov 30 11:53:31.467 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.467 INFO [stderr]    --> src/main.rs:110:9
Nov 30 11:53:31.467 INFO [stderr]     |
Nov 30 11:53:31.467 INFO [stderr] 110 |     let mut current_frame = program.frame_info.get("main").ok_or(Error::NoMain)?;
Nov 30 11:53:31.467 INFO [stderr]     |         ----^^^^^^^^^^^^^
Nov 30 11:53:31.467 INFO [stderr]     |         |
Nov 30 11:53:31.467 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.467 INFO [stderr] 
Nov 30 11:53:31.468 INFO [stderr] warning: variant is never constructed: `Add`
Nov 30 11:53:31.468 INFO [stderr]   --> src/main.rs:19:5
Nov 30 11:53:31.468 INFO [stderr]    |
Nov 30 11:53:31.468 INFO [stderr] 19 |     Add,
Nov 30 11:53:31.468 INFO [stderr]    |     ^^^
Nov 30 11:53:31.468 INFO [stderr]    |
Nov 30 11:53:31.468 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 11:53:31.468 INFO [stderr] 
Nov 30 11:53:31.468 INFO [stderr] warning: variant is never constructed: `Mul`
Nov 30 11:53:31.468 INFO [stderr]   --> src/main.rs:21:5
Nov 30 11:53:31.468 INFO [stderr]    |
Nov 30 11:53:31.468 INFO [stderr] 21 |     Mul,
Nov 30 11:53:31.468 INFO [stderr]    |     ^^^
Nov 30 11:53:31.468 INFO [stderr] 
Nov 30 11:53:31.468 INFO [stderr] warning: variant is never constructed: `IntDiv`
Nov 30 11:53:31.468 INFO [stderr]   --> src/main.rs:22:5
Nov 30 11:53:31.468 INFO [stderr]    |
Nov 30 11:53:31.468 INFO [stderr] 22 |     IntDiv,
Nov 30 11:53:31.468 INFO [stderr]    |     ^^^^^^
Nov 30 11:53:31.468 INFO [stderr] 
Nov 30 11:53:31.468 INFO [stderr] warning: variant is never constructed: `Equal`
Nov 30 11:53:31.468 INFO [stderr]   --> src/main.rs:24:5
Nov 30 11:53:31.468 INFO [stderr]    |
Nov 30 11:53:31.468 INFO [stderr] 24 |     Equal,
Nov 30 11:53:31.468 INFO [stderr]    |     ^^^^^
Nov 30 11:53:31.468 INFO [stderr] 
Nov 30 11:53:31.468 INFO [stderr] warning: variant is never constructed: `Less`
Nov 30 11:53:31.469 INFO [stderr]   --> src/main.rs:25:5
Nov 30 11:53:31.469 INFO [stderr]    |
Nov 30 11:53:31.469 INFO [stderr] 25 |     Less,
Nov 30 11:53:31.469 INFO [stderr]    |     ^^^^
Nov 30 11:53:31.469 INFO [stderr] 
Nov 30 11:53:31.469 INFO [stderr] warning: variant is never constructed: `Greater`
Nov 30 11:53:31.470 INFO [stderr]   --> src/main.rs:26:5
Nov 30 11:53:31.470 INFO [stderr]    |
Nov 30 11:53:31.470 INFO [stderr] 26 |     Greater,
Nov 30 11:53:31.470 INFO [stderr]    |     ^^^^^^^
Nov 30 11:53:31.470 INFO [stderr] 
Nov 30 11:53:31.470 INFO [stderr] warning: variant is never constructed: `LessEq`
Nov 30 11:53:31.470 INFO [stderr]   --> src/main.rs:27:5
Nov 30 11:53:31.470 INFO [stderr]    |
Nov 30 11:53:31.470 INFO [stderr] 27 |     LessEq,
Nov 30 11:53:31.470 INFO [stderr]    |     ^^^^^^
Nov 30 11:53:31.470 INFO [stderr] 
Nov 30 11:53:31.470 INFO [stderr] warning: variant is never constructed: `GreaterEq`
Nov 30 11:53:31.470 INFO [stderr]   --> src/main.rs:28:5
Nov 30 11:53:31.470 INFO [stderr]    |
Nov 30 11:53:31.470 INFO [stderr] 28 |     GreaterEq,
Nov 30 11:53:31.470 INFO [stderr]    |     ^^^^^^^^^
Nov 30 11:53:31.471 INFO [stderr] 
Nov 30 11:53:31.471 INFO [stderr] warning: field is never used: `num_bindings`
Nov 30 11:53:31.471 INFO [stderr]   --> src/main.rs:52:5
Nov 30 11:53:31.471 INFO [stderr]    |
Nov 30 11:53:31.471 INFO [stderr] 52 |     num_bindings: usize,
Nov 30 11:53:31.471 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 11:53:31.471 INFO [stderr] 
Nov 30 11:53:31.484 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.484 INFO [stderr]    --> src/main.rs:106:9
Nov 30 11:53:31.484 INFO [stderr]     |
Nov 30 11:53:31.484 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Nov 30 11:53:31.484 INFO [stderr]     |         ----^^^^^^^
Nov 30 11:53:31.484 INFO [stderr]     |         |
Nov 30 11:53:31.484 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.484 INFO [stderr]     |
Nov 30 11:53:31.484 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 11:53:31.484 INFO [stderr] 
Nov 30 11:53:31.484 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.484 INFO [stderr]    --> src/main.rs:107:9
Nov 30 11:53:31.484 INFO [stderr]     |
Nov 30 11:53:31.484 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Nov 30 11:53:31.484 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 11:53:31.484 INFO [stderr]     |         |
Nov 30 11:53:31.484 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.484 INFO [stderr] 
Nov 30 11:53:31.484 INFO [stderr] warning: variable does not need to be mutable
Nov 30 11:53:31.484 INFO [stderr]    --> src/main.rs:110:9
Nov 30 11:53:31.484 INFO [stderr]     |
Nov 30 11:53:31.484 INFO [stderr] 110 |     let mut current_frame = program.frame_info.get("main").ok_or(Error::NoMain)?;
Nov 30 11:53:31.484 INFO [stderr]     |         ----^^^^^^^^^^^^^
Nov 30 11:53:31.484 INFO [stderr]     |         |
Nov 30 11:53:31.484 INFO [stderr]     |         help: remove this `mut`
Nov 30 11:53:31.484 INFO [stderr] 
Nov 30 11:53:31.484 INFO [stderr] warning: variant is never constructed: `Add`
Nov 30 11:53:31.484 INFO [stderr]   --> src/main.rs:19:5
Nov 30 11:53:31.484 INFO [stderr]    |
Nov 30 11:53:31.484 INFO [stderr] 19 |     Add,
Nov 30 11:53:31.484 INFO [stderr]    |     ^^^
Nov 30 11:53:31.484 INFO [stderr]    |
Nov 30 11:53:31.484 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 11:53:31.484 INFO [stderr] 
Nov 30 11:53:31.484 INFO [stderr] warning: variant is never constructed: `Mul`
Nov 30 11:53:31.484 INFO [stderr]   --> src/main.rs:21:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 21 |     Mul,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `IntDiv`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:22:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 22 |     IntDiv,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `Equal`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:24:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 24 |     Equal,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `Less`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:25:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 25 |     Less,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `Greater`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:26:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 26 |     Greater,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `LessEq`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:27:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 27 |     LessEq,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: variant is never constructed: `GreaterEq`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:28:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 28 |     GreaterEq,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.485 INFO [stderr] warning: field is never used: `num_bindings`
Nov 30 11:53:31.485 INFO [stderr]   --> src/main.rs:52:5
Nov 30 11:53:31.485 INFO [stderr]    |
Nov 30 11:53:31.485 INFO [stderr] 52 |     num_bindings: usize,
Nov 30 11:53:31.485 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Nov 30 11:53:31.485 INFO [stderr] 
Nov 30 11:53:31.500 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
Nov 30 11:53:31.503 INFO [stderr] su: No module specific data is present
Nov 30 11:53:31.894 INFO running `"docker" "inspect" "5fef51644bbd84f156b2949bb15a8f752f161c07dbfd408fa5e1664713144f02"`
Nov 30 11:53:32.014 INFO running `"docker" "rm" "-f" "5fef51644bbd84f156b2949bb15a8f752f161c07dbfd408fa5e1664713144f02"`
Nov 30 11:53:32.112 INFO [stdout] 5fef51644bbd84f156b2949bb15a8f752f161c07dbfd408fa5e1664713144f02