Dec 06 15:23:52.826 INFO testing BookOwl/stack-machine-rs against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 15:23:52.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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"`
Dec 06 15:23:53.245 INFO [stdout] cd9f651c10d15cf1cde673337b815ec9a5df549091679b9f37b35c17b61942fc
Dec 06 15:23:53.247 INFO running `"docker" "start" "-a" "cd9f651c10d15cf1cde673337b815ec9a5df549091679b9f37b35c17b61942fc"`
Dec 06 15:23:53.712 INFO [stderr] usermod: no changes
Dec 06 15:23:53.745 INFO [stderr]    Compiling stack-machine v0.1.0 (/source)
Dec 06 15:23:54.170 INFO [stderr] warning: unused variable: `ipstack`
Dec 06 15:23:54.171 INFO [stderr]    --> src/main.rs:106:13
Dec 06 15:23:54.171 INFO [stderr]     |
Dec 06 15:23:54.171 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Dec 06 15:23:54.171 INFO [stderr]     |             ^^^^^^^ help: consider using `_ipstack` instead
Dec 06 15:23:54.171 INFO [stderr]     |
Dec 06 15:23:54.171 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 15:23:54.171 INFO [stderr] 
Dec 06 15:23:54.171 INFO [stderr] warning: unused variable: `callstack`
Dec 06 15:23:54.171 INFO [stderr]    --> src/main.rs:107:13
Dec 06 15:23:54.171 INFO [stderr]     |
Dec 06 15:23:54.171 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Dec 06 15:23:54.171 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_callstack` instead
Dec 06 15:23:54.171 INFO [stderr] 
Dec 06 15:23:54.202 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:54.202 INFO [stderr]    --> src/main.rs:106:9
Dec 06 15:23:54.202 INFO [stderr]     |
Dec 06 15:23:54.202 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Dec 06 15:23:54.202 INFO [stderr]     |         ----^^^^^^^
Dec 06 15:23:54.202 INFO [stderr]     |         |
Dec 06 15:23:54.202 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:54.202 INFO [stderr]     |
Dec 06 15:23:54.202 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 15:23:54.202 INFO [stderr] 
Dec 06 15:23:54.202 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:54.202 INFO [stderr]    --> src/main.rs:107:9
Dec 06 15:23:54.202 INFO [stderr]     |
Dec 06 15:23:54.202 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Dec 06 15:23:54.202 INFO [stderr]     |         ----^^^^^^^^^
Dec 06 15:23:54.202 INFO [stderr]     |         |
Dec 06 15:23:54.202 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:54.202 INFO [stderr] 
Dec 06 15:23:54.202 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:54.202 INFO [stderr]    --> src/main.rs:110:9
Dec 06 15:23:54.202 INFO [stderr]     |
Dec 06 15:23:54.202 INFO [stderr] 110 |     let mut current_frame = program.frame_info.get("main").ok_or(Error::NoMain)?;
Dec 06 15:23:54.202 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 06 15:23:54.202 INFO [stderr]     |         |
Dec 06 15:23:54.202 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:54.202 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `Add`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:19:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 19 |     Add,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `Mul`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:21:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 21 |     Mul,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `IntDiv`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:22:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 22 |     IntDiv,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `Equal`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:24:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 24 |     Equal,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `Less`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:25:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 25 |     Less,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `Greater`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:26:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 26 |     Greater,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^^^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `LessEq`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:27:5
Dec 06 15:23:54.204 INFO [stderr]    |
Dec 06 15:23:54.204 INFO [stderr] 27 |     LessEq,
Dec 06 15:23:54.204 INFO [stderr]    |     ^^^^^^
Dec 06 15:23:54.204 INFO [stderr] 
Dec 06 15:23:54.204 INFO [stderr] warning: variant is never constructed: `GreaterEq`
Dec 06 15:23:54.204 INFO [stderr]   --> src/main.rs:28:5
Dec 06 15:23:54.205 INFO [stderr]    |
Dec 06 15:23:54.205 INFO [stderr] 28 |     GreaterEq,
Dec 06 15:23:54.205 INFO [stderr]    |     ^^^^^^^^^
Dec 06 15:23:54.205 INFO [stderr] 
Dec 06 15:23:54.205 INFO [stderr] warning: field is never used: `num_bindings`
Dec 06 15:23:54.205 INFO [stderr]   --> src/main.rs:52:5
Dec 06 15:23:54.205 INFO [stderr]    |
Dec 06 15:23:54.205 INFO [stderr] 52 |     num_bindings: usize,
Dec 06 15:23:54.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 15:23:54.205 INFO [stderr] 
Dec 06 15:23:54.653 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
Dec 06 15:23:54.656 INFO [stderr] su: No module specific data is present
Dec 06 15:23:54.974 INFO running `"docker" "inspect" "cd9f651c10d15cf1cde673337b815ec9a5df549091679b9f37b35c17b61942fc"`
Dec 06 15:23:55.061 INFO running `"docker" "rm" "-f" "cd9f651c10d15cf1cde673337b815ec9a5df549091679b9f37b35c17b61942fc"`
Dec 06 15:23:55.161 INFO [stdout] cd9f651c10d15cf1cde673337b815ec9a5df549091679b9f37b35c17b61942fc
Dec 06 15:23:55.163 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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"`
Dec 06 15:23:55.364 INFO [stdout] c549bd2a554f6b7cf072b072c9ab425e3676ebd80fb8e151ddff78ec9394561d
Dec 06 15:23:55.366 INFO running `"docker" "start" "-a" "c549bd2a554f6b7cf072b072c9ab425e3676ebd80fb8e151ddff78ec9394561d"`
Dec 06 15:23:56.220 INFO [stderr] usermod: no changes
Dec 06 15:23:56.240 INFO [stderr]    Compiling stack-machine v0.1.0 (/source)
Dec 06 15:23:56.642 INFO [stderr] warning: unused variable: `ipstack`
Dec 06 15:23:56.642 INFO [stderr]    --> src/main.rs:106:13
Dec 06 15:23:56.642 INFO [stderr]     |
Dec 06 15:23:56.642 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Dec 06 15:23:56.642 INFO [stderr]     |             ^^^^^^^ help: consider using `_ipstack` instead
Dec 06 15:23:56.642 INFO [stderr]     |
Dec 06 15:23:56.642 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 15:23:56.642 INFO [stderr] 
Dec 06 15:23:56.642 INFO [stderr] warning: unused variable: `callstack`
Dec 06 15:23:56.642 INFO [stderr]    --> src/main.rs:107:13
Dec 06 15:23:56.642 INFO [stderr]     |
Dec 06 15:23:56.642 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Dec 06 15:23:56.642 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_callstack` instead
Dec 06 15:23:56.642 INFO [stderr] 
Dec 06 15:23:56.669 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:56.669 INFO [stderr]    --> src/main.rs:106:9
Dec 06 15:23:56.669 INFO [stderr]     |
Dec 06 15:23:56.669 INFO [stderr] 106 |     let mut ipstack: Vec<usize>  = Vec::new();
Dec 06 15:23:56.669 INFO [stderr]     |         ----^^^^^^^
Dec 06 15:23:56.669 INFO [stderr]     |         |
Dec 06 15:23:56.669 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:56.669 INFO [stderr]     |
Dec 06 15:23:56.669 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 15:23:56.669 INFO [stderr] 
Dec 06 15:23:56.669 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:56.669 INFO [stderr]    --> src/main.rs:107:9
Dec 06 15:23:56.669 INFO [stderr]     |
Dec 06 15:23:56.669 INFO [stderr] 107 |     let mut callstack: CallStack = Vec::new();
Dec 06 15:23:56.669 INFO [stderr]     |         ----^^^^^^^^^
Dec 06 15:23:56.669 INFO [stderr]     |         |
Dec 06 15:23:56.669 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:56.669 INFO [stderr] 
Dec 06 15:23:56.669 INFO [stderr] warning: variable does not need to be mutable
Dec 06 15:23:56.669 INFO [stderr]    --> src/main.rs:110:9
Dec 06 15:23:56.669 INFO [stderr]     |
Dec 06 15:23:56.669 INFO [stderr] 110 |     let mut current_frame = program.frame_info.get("main").ok_or(Error::NoMain)?;
Dec 06 15:23:56.669 INFO [stderr]     |         ----^^^^^^^^^^^^^
Dec 06 15:23:56.669 INFO [stderr]     |         |
Dec 06 15:23:56.669 INFO [stderr]     |         help: remove this `mut`
Dec 06 15:23:56.669 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `Add`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:19:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 19 |     Add,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 06 15:23:56.671 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `Mul`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:21:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 21 |     Mul,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^
Dec 06 15:23:56.671 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `IntDiv`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:22:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 22 |     IntDiv,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^^^^
Dec 06 15:23:56.671 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `Equal`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:24:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 24 |     Equal,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^^^
Dec 06 15:23:56.671 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `Less`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:25:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 25 |     Less,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^^
Dec 06 15:23:56.671 INFO [stderr] 
Dec 06 15:23:56.671 INFO [stderr] warning: variant is never constructed: `Greater`
Dec 06 15:23:56.671 INFO [stderr]   --> src/main.rs:26:5
Dec 06 15:23:56.671 INFO [stderr]    |
Dec 06 15:23:56.671 INFO [stderr] 26 |     Greater,
Dec 06 15:23:56.671 INFO [stderr]    |     ^^^^^^^
Dec 06 15:23:56.672 INFO [stderr] 
Dec 06 15:23:56.672 INFO [stderr] warning: variant is never constructed: `LessEq`
Dec 06 15:23:56.672 INFO [stderr]   --> src/main.rs:27:5
Dec 06 15:23:56.672 INFO [stderr]    |
Dec 06 15:23:56.672 INFO [stderr] 27 |     LessEq,
Dec 06 15:23:56.672 INFO [stderr]    |     ^^^^^^
Dec 06 15:23:56.672 INFO [stderr] 
Dec 06 15:23:56.672 INFO [stderr] warning: variant is never constructed: `GreaterEq`
Dec 06 15:23:56.672 INFO [stderr]   --> src/main.rs:28:5
Dec 06 15:23:56.672 INFO [stderr]    |
Dec 06 15:23:56.672 INFO [stderr] 28 |     GreaterEq,
Dec 06 15:23:56.672 INFO [stderr]    |     ^^^^^^^^^
Dec 06 15:23:56.672 INFO [stderr] 
Dec 06 15:23:56.672 INFO [stderr] warning: field is never used: `num_bindings`
Dec 06 15:23:56.672 INFO [stderr]   --> src/main.rs:52:5
Dec 06 15:23:56.672 INFO [stderr]    |
Dec 06 15:23:56.672 INFO [stderr] 52 |     num_bindings: usize,
Dec 06 15:23:56.672 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 06 15:23:56.672 INFO [stderr] 
Dec 06 15:23:56.847 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 06 15:23:56.851 INFO [stderr] su: No module specific data is present
Dec 06 15:23:57.138 INFO running `"docker" "inspect" "c549bd2a554f6b7cf072b072c9ab425e3676ebd80fb8e151ddff78ec9394561d"`
Dec 06 15:23:57.302 INFO running `"docker" "rm" "-f" "c549bd2a554f6b7cf072b072c9ab425e3676ebd80fb8e151ddff78ec9394561d"`
Dec 06 15:23:57.444 INFO [stdout] c549bd2a554f6b7cf072b072c9ab425e3676ebd80fb8e151ddff78ec9394561d
Dec 06 15:23:57.446 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-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"`
Dec 06 15:23:57.595 INFO [stdout] f7e9816f1a2cea7c0b535880a8b175da00feb6800181e53b43fba802e2b4ce5f
Dec 06 15:23:57.598 INFO running `"docker" "start" "-a" "f7e9816f1a2cea7c0b535880a8b175da00feb6800181e53b43fba802e2b4ce5f"`
Dec 06 15:23:57.975 INFO [stderr] usermod: no changes
Dec 06 15:23:58.004 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 06 15:23:58.004 INFO [stdout] 
Dec 06 15:23:58.004 INFO [stderr]      Running /target/debug/deps/stack_machine-7615ee5d67eaeb89
Dec 06 15:23:58.004 INFO [stdout] running 0 tests
Dec 06 15:23:58.004 INFO [stdout] 
Dec 06 15:23:58.004 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 15:23:58.004 INFO [stdout] 
Dec 06 15:23:58.004 INFO [stderr] su: No module specific data is present
Dec 06 15:23:58.252 INFO running `"docker" "inspect" "f7e9816f1a2cea7c0b535880a8b175da00feb6800181e53b43fba802e2b4ce5f"`
Dec 06 15:23:58.329 INFO running `"docker" "rm" "-f" "f7e9816f1a2cea7c0b535880a8b175da00feb6800181e53b43fba802e2b4ce5f"`
Dec 06 15:23:58.438 INFO [stdout] f7e9816f1a2cea7c0b535880a8b175da00feb6800181e53b43fba802e2b4ce5f