Dec 12 20:19:33.411 INFO testing yiransheng/basic_rs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 20:19:33.411 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 20:19:33.931 INFO [stdout] 6d8cdd6bdfaa1a4c9ae4216f092c7243be93871f6b10a9b3e438912e20211a09
Dec 12 20:19:33.939 INFO running `"docker" "start" "-a" "6d8cdd6bdfaa1a4c9ae4216f092c7243be93871f6b10a9b3e438912e20211a09"`
Dec 12 20:19:35.208 INFO [stderr] usermod: no changes
Dec 12 20:19:35.259 INFO [stderr] warning: unused manifest key: profile.bench.target-cpu
Dec 12 20:19:35.443 INFO [stderr]    Compiling proc-macro-hack-impl v0.4.1
Dec 12 20:19:35.443 INFO [stderr]    Compiling unicode-segmentation v1.2.1
Dec 12 20:19:35.471 INFO [stderr]    Compiling unindent v0.1.3
Dec 12 20:19:35.471 INFO [stderr]    Compiling either v1.5.0
Dec 12 20:19:35.471 INFO [stderr]    Compiling rustc-hash v1.0.1
Dec 12 20:19:35.471 INFO [stderr]    Compiling nanbox v0.2.0
Dec 12 20:19:35.471 INFO [stderr]    Compiling syn v0.15.22
Dec 12 20:19:37.679 INFO [stderr]    Compiling proc-macro-hack v0.4.1
Dec 12 20:19:38.224 INFO [stderr]    Compiling heck v0.3.0
Dec 12 20:19:48.118 INFO [stderr]    Compiling indoc-impl v0.2.8
Dec 12 20:19:48.124 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 12 20:19:48.124 INFO [stderr]    Compiling num-derive v0.2.3
Dec 12 20:19:49.648 INFO [stderr]    Compiling indoc v0.2.8
Dec 12 20:19:53.117 INFO [stderr]    Compiling structopt v0.2.13
Dec 12 20:19:56.447 INFO [stderr]    Compiling basic_rs v0.1.0 (/source)
Dec 12 20:19:57.027 INFO [stderr] warning: unused import: `std::collections::VecDeque`
Dec 12 20:19:57.027 INFO [stderr]  --> src/vm/chunk.rs:1:5
Dec 12 20:19:57.027 INFO [stderr]   |
Dec 12 20:19:57.027 INFO [stderr] 1 | use std::collections::VecDeque;
Dec 12 20:19:57.027 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:57.027 INFO [stderr]   |
Dec 12 20:19:57.027 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:19:57.027 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: field is never used: `id`
Dec 12 20:19:58.859 INFO [stderr]  --> src/compiler/anon_var.rs:4:5
Dec 12 20:19:58.859 INFO [stderr]   |
Dec 12 20:19:58.859 INFO [stderr] 4 |     id: u16,
Dec 12 20:19:58.859 INFO [stderr]   |     ^^^^^^^
Dec 12 20:19:58.859 INFO [stderr]   |
Dec 12 20:19:58.859 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: method is never used: `next_anonymous`
Dec 12 20:19:58.859 INFO [stderr]   --> src/compiler/anon_var.rs:11:5
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 11 |     pub fn next_anonymous(&mut self) -> Variable {
Dec 12 20:19:58.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: field is never used: `free`
Dec 12 20:19:58.859 INFO [stderr]   --> src/compiler/compiler.rs:44:5
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 44 |     free: FxHashSet<Variable>,
Dec 12 20:19:58.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: field is never used: `var_gen`
Dec 12 20:19:58.859 INFO [stderr]   --> src/compiler/compiler.rs:46:5
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 46 |     var_gen: AnonVarGen,
Dec 12 20:19:58.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: method is never used: `get_local`
Dec 12 20:19:58.859 INFO [stderr]   --> src/compiler/compiler.rs:49:5
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 49 |     fn get_local(&mut self) -> Variable {
Dec 12 20:19:58.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: method is never used: `reclaim_local`
Dec 12 20:19:58.859 INFO [stderr]   --> src/compiler/compiler.rs:73:5
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 73 |     fn reclaim_local(&mut self, var: Variable) {
Dec 12 20:19:58.859 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:19:58.859 INFO [stderr] warning: function is never used: `print_source_error`
Dec 12 20:19:58.859 INFO [stderr]   --> src/error_print.rs:75:1
Dec 12 20:19:58.859 INFO [stderr]    |
Dec 12 20:19:58.859 INFO [stderr] 75 | pub fn print_source_error<E: Error>(err: SourceMapped<E>, source: &str) {
Dec 12 20:19:58.859 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:58.859 INFO [stderr] 
Dec 12 20:20:04.567 INFO [stderr] warning: unused import: `std::collections::VecDeque`
Dec 12 20:20:04.567 INFO [stderr]  --> src/vm/chunk.rs:1:5
Dec 12 20:20:04.567 INFO [stderr]   |
Dec 12 20:20:04.567 INFO [stderr] 1 | use std::collections::VecDeque;
Dec 12 20:20:04.567 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:04.567 INFO [stderr]   |
Dec 12 20:20:04.567 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:20:04.567 INFO [stderr] 
Dec 12 20:20:06.427 INFO [stderr] warning: function is never used: `u16_to_bytes`
Dec 12 20:20:06.427 INFO [stderr]   --> src/ast/variable.rs:41:1
Dec 12 20:20:06.427 INFO [stderr]    |
Dec 12 20:20:06.427 INFO [stderr] 41 | fn u16_to_bytes(b: u16) -> [u8; 2] {
Dec 12 20:20:06.427 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.427 INFO [stderr]    |
Dec 12 20:20:06.427 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:20:06.427 INFO [stderr] 
Dec 12 20:20:06.427 INFO [stderr] warning: method is never used: `from_u16`
Dec 12 20:20:06.427 INFO [stderr]   --> src/ast/variable.rs:48:5
Dec 12 20:20:06.427 INFO [stderr]    |
Dec 12 20:20:06.427 INFO [stderr] 48 |     pub fn from_u16(b: u16) -> Result<Self, NameError> {
Dec 12 20:20:06.427 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.427 INFO [stderr] 
Dec 12 20:20:06.427 INFO [stderr] warning: method is never used: `from_u16_unchecked`
Dec 12 20:20:06.427 INFO [stderr]   --> src/ast/variable.rs:78:5
Dec 12 20:20:06.427 INFO [stderr]    |
Dec 12 20:20:06.427 INFO [stderr] 78 |     pub fn from_u16_unchecked(b: u16) -> Self {
Dec 12 20:20:06.427 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.427 INFO [stderr] 
Dec 12 20:20:06.428 INFO [stderr] warning: field is never used: `id`
Dec 12 20:20:06.428 INFO [stderr]  --> src/compiler/anon_var.rs:4:5
Dec 12 20:20:06.428 INFO [stderr]   |
Dec 12 20:20:06.428 INFO [stderr] 4 |     id: u16,
Dec 12 20:20:06.428 INFO [stderr]   |     ^^^^^^^
Dec 12 20:20:06.428 INFO [stderr] 
Dec 12 20:20:06.428 INFO [stderr] warning: method is never used: `next_anonymous`
Dec 12 20:20:06.428 INFO [stderr]   --> src/compiler/anon_var.rs:11:5
Dec 12 20:20:06.428 INFO [stderr]    |
Dec 12 20:20:06.428 INFO [stderr] 11 |     pub fn next_anonymous(&mut self) -> Variable {
Dec 12 20:20:06.428 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.428 INFO [stderr] 
Dec 12 20:20:06.428 INFO [stderr] warning: field is never used: `free`
Dec 12 20:20:06.428 INFO [stderr]   --> src/compiler/compiler.rs:44:5
Dec 12 20:20:06.428 INFO [stderr]    |
Dec 12 20:20:06.428 INFO [stderr] 44 |     free: FxHashSet<Variable>,
Dec 12 20:20:06.428 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.428 INFO [stderr] 
Dec 12 20:20:06.428 INFO [stderr] warning: field is never used: `var_gen`
Dec 12 20:20:06.428 INFO [stderr]   --> src/compiler/compiler.rs:46:5
Dec 12 20:20:06.428 INFO [stderr]    |
Dec 12 20:20:06.428 INFO [stderr] 46 |     var_gen: AnonVarGen,
Dec 12 20:20:06.428 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.428 INFO [stderr] 
Dec 12 20:20:06.428 INFO [stderr] warning: method is never used: `get_local`
Dec 12 20:20:06.428 INFO [stderr]   --> src/compiler/compiler.rs:49:5
Dec 12 20:20:06.428 INFO [stderr]    |
Dec 12 20:20:06.428 INFO [stderr] 49 |     fn get_local(&mut self) -> Variable {
Dec 12 20:20:06.429 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.429 INFO [stderr] 
Dec 12 20:20:06.429 INFO [stderr] warning: method is never used: `reclaim_local`
Dec 12 20:20:06.429 INFO [stderr]   --> src/compiler/compiler.rs:73:5
Dec 12 20:20:06.429 INFO [stderr]    |
Dec 12 20:20:06.429 INFO [stderr] 73 |     fn reclaim_local(&mut self, var: Variable) {
Dec 12 20:20:06.429 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.429 INFO [stderr] 
Dec 12 20:20:06.430 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:20:06.430 INFO [stderr]    --> src/vm/chunk.rs:141:5
Dec 12 20:20:06.430 INFO [stderr]     |
Dec 12 20:20:06.430 INFO [stderr] 141 |     pub fn reset(&mut self) {
Dec 12 20:20:06.430 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.430 INFO [stderr] 
Dec 12 20:20:06.430 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:20:06.430 INFO [stderr]   --> src/vm/data.rs:24:5
Dec 12 20:20:06.430 INFO [stderr]    |
Dec 12 20:20:06.430 INFO [stderr] 24 |     pub fn reset(&mut self) {
Dec 12 20:20:06.430 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.430 INFO [stderr] 
Dec 12 20:20:06.435 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:20:06.435 INFO [stderr]    --> src/vm/mod.rs:170:5
Dec 12 20:20:06.435 INFO [stderr]     |
Dec 12 20:20:06.435 INFO [stderr] 170 |     pub fn reset(&mut self) {
Dec 12 20:20:06.435 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:20:06.435 INFO [stderr] 
Dec 12 20:20:12.977 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.74s
Dec 12 20:20:12.987 INFO [stderr] su: No module specific data is present
Dec 12 20:20:13.840 INFO running `"docker" "inspect" "6d8cdd6bdfaa1a4c9ae4216f092c7243be93871f6b10a9b3e438912e20211a09"`
Dec 12 20:20:14.308 INFO running `"docker" "rm" "-f" "6d8cdd6bdfaa1a4c9ae4216f092c7243be93871f6b10a9b3e438912e20211a09"`
Dec 12 20:20:14.640 INFO [stdout] 6d8cdd6bdfaa1a4c9ae4216f092c7243be93871f6b10a9b3e438912e20211a09
Dec 12 20:20:14.641 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 20:20:15.179 INFO [stdout] 24497c0bc842140f74dca63f6fd01c1a1588201719ff5de9b83602ca6a6888bc
Dec 12 20:20:15.266 INFO running `"docker" "start" "-a" "24497c0bc842140f74dca63f6fd01c1a1588201719ff5de9b83602ca6a6888bc"`
Dec 12 20:20:16.654 INFO [stderr] usermod: no changes
Dec 12 20:20:16.695 INFO [stderr] warning: unused manifest key: profile.bench.target-cpu
Dec 12 20:20:16.923 INFO [stderr]    Compiling serde v1.0.81
Dec 12 20:20:16.923 INFO [stderr]    Compiling failure_derive v0.1.3
Dec 12 20:20:16.923 INFO [stderr]    Compiling pest v1.0.6
Dec 12 20:20:16.924 INFO [stderr]    Compiling same-file v1.0.4
Dec 12 20:20:16.924 INFO [stderr]    Compiling cast v0.2.2
Dec 12 20:20:16.924 INFO [stderr]    Compiling thread-scoped v1.0.2
Dec 12 20:20:16.924 INFO [stderr]    Compiling backtrace-sys v0.1.24
Dec 12 20:20:16.924 INFO [stderr]    Compiling log v0.4.6
Dec 12 20:20:18.003 INFO [stderr]    Compiling itertools v0.7.11
Dec 12 20:20:19.845 INFO [stderr]    Compiling syn v0.11.11
Dec 12 20:20:19.845 INFO [stderr]    Compiling walkdir v2.2.7
Dec 12 20:20:21.203 INFO [stderr]    Compiling rand v0.4.3
Dec 12 20:20:21.243 INFO [stderr]    Compiling num-integer v0.1.39
Dec 12 20:20:21.243 INFO [stderr]    Compiling itertools-num v0.1.3
Dec 12 20:20:23.904 INFO [stderr]    Compiling csv-core v0.1.4
Dec 12 20:20:24.128 INFO [stderr]    Compiling synstructure v0.10.1
Dec 12 20:20:29.832 INFO [stderr]    Compiling serde_derive v1.0.81
Dec 12 20:20:29.860 INFO [stderr]    Compiling chrono v0.4.6
Dec 12 20:20:31.012 INFO [stderr]    Compiling backtrace v0.3.9
Dec 12 20:20:35.037 INFO [stderr]    Compiling criterion-plot v0.2.5
Dec 12 20:20:49.427 INFO [stderr]    Compiling criterion-stats v0.2.5
Dec 12 20:20:49.447 INFO [stderr]    Compiling pest_derive v1.0.8
Dec 12 20:20:49.571 INFO [stderr]    Compiling simplelog v0.5.3
Dec 12 20:21:00.303 INFO [stderr]    Compiling failure v0.1.3
Dec 12 20:21:18.399 INFO [stderr]    Compiling serde_json v1.0.33
Dec 12 20:21:18.399 INFO [stderr]    Compiling csv v1.0.2
Dec 12 20:21:24.507 INFO [stderr]    Compiling handlebars v0.32.4
Dec 12 20:21:35.496 INFO [stderr]    Compiling criterion v0.2.5
Dec 12 20:21:47.215 INFO [stderr]    Compiling basic_rs v0.1.0 (/source)
Dec 12 20:21:48.439 INFO [stderr] warning: unused import: `std::collections::VecDeque`
Dec 12 20:21:48.439 INFO [stderr]  --> src/vm/chunk.rs:1:5
Dec 12 20:21:48.439 INFO [stderr]   |
Dec 12 20:21:48.439 INFO [stderr] 1 | use std::collections::VecDeque;
Dec 12 20:21:48.439 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:48.439 INFO [stderr]   |
Dec 12 20:21:48.439 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:21:48.439 INFO [stderr] 
Dec 12 20:21:48.503 INFO [stderr] warning: unused import: `std::collections::VecDeque`
Dec 12 20:21:48.503 INFO [stderr]  --> src/vm/chunk.rs:1:5
Dec 12 20:21:48.503 INFO [stderr]   |
Dec 12 20:21:48.503 INFO [stderr] 1 | use std::collections::VecDeque;
Dec 12 20:21:48.503 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:48.503 INFO [stderr]   |
Dec 12 20:21:48.503 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:21:48.503 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: function is never used: `u16_to_bytes`
Dec 12 20:21:51.007 INFO [stderr]   --> src/ast/variable.rs:41:1
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 41 | fn u16_to_bytes(b: u16) -> [u8; 2] {
Dec 12 20:21:51.007 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `from_u16`
Dec 12 20:21:51.007 INFO [stderr]   --> src/ast/variable.rs:48:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 48 |     pub fn from_u16(b: u16) -> Result<Self, NameError> {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `from_u16_unchecked`
Dec 12 20:21:51.007 INFO [stderr]   --> src/ast/variable.rs:78:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 78 |     pub fn from_u16_unchecked(b: u16) -> Self {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: field is never used: `id`
Dec 12 20:21:51.007 INFO [stderr]  --> src/compiler/anon_var.rs:4:5
Dec 12 20:21:51.007 INFO [stderr]   |
Dec 12 20:21:51.007 INFO [stderr] 4 |     id: u16,
Dec 12 20:21:51.007 INFO [stderr]   |     ^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `next_anonymous`
Dec 12 20:21:51.007 INFO [stderr]   --> src/compiler/anon_var.rs:11:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 11 |     pub fn next_anonymous(&mut self) -> Variable {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: field is never used: `free`
Dec 12 20:21:51.007 INFO [stderr]   --> src/compiler/compiler.rs:44:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 44 |     free: FxHashSet<Variable>,
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: field is never used: `var_gen`
Dec 12 20:21:51.007 INFO [stderr]   --> src/compiler/compiler.rs:46:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 46 |     var_gen: AnonVarGen,
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `get_local`
Dec 12 20:21:51.007 INFO [stderr]   --> src/compiler/compiler.rs:49:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 49 |     fn get_local(&mut self) -> Variable {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `reclaim_local`
Dec 12 20:21:51.007 INFO [stderr]   --> src/compiler/compiler.rs:73:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 73 |     fn reclaim_local(&mut self, var: Variable) {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:21:51.007 INFO [stderr]    --> src/vm/chunk.rs:141:5
Dec 12 20:21:51.007 INFO [stderr]     |
Dec 12 20:21:51.007 INFO [stderr] 141 |     pub fn reset(&mut self) {
Dec 12 20:21:51.007 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.007 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:21:51.007 INFO [stderr]   --> src/vm/data.rs:24:5
Dec 12 20:21:51.007 INFO [stderr]    |
Dec 12 20:21:51.007 INFO [stderr] 24 |     pub fn reset(&mut self) {
Dec 12 20:21:51.007 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.007 INFO [stderr] 
Dec 12 20:21:51.008 INFO [stderr] warning: method is never used: `reset`
Dec 12 20:21:51.008 INFO [stderr]    --> src/vm/mod.rs:170:5
Dec 12 20:21:51.008 INFO [stderr]     |
Dec 12 20:21:51.008 INFO [stderr] 170 |     pub fn reset(&mut self) {
Dec 12 20:21:51.008 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.008 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: field is never used: `id`
Dec 12 20:21:51.955 INFO [stderr]  --> src/compiler/anon_var.rs:4:5
Dec 12 20:21:51.955 INFO [stderr]   |
Dec 12 20:21:51.955 INFO [stderr] 4 |     id: u16,
Dec 12 20:21:51.955 INFO [stderr]   |     ^^^^^^^
Dec 12 20:21:51.955 INFO [stderr]   |
Dec 12 20:21:51.955 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: method is never used: `next_anonymous`
Dec 12 20:21:51.955 INFO [stderr]   --> src/compiler/anon_var.rs:11:5
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 11 |     pub fn next_anonymous(&mut self) -> Variable {
Dec 12 20:21:51.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: field is never used: `free`
Dec 12 20:21:51.955 INFO [stderr]   --> src/compiler/compiler.rs:44:5
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 44 |     free: FxHashSet<Variable>,
Dec 12 20:21:51.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: field is never used: `var_gen`
Dec 12 20:21:51.955 INFO [stderr]   --> src/compiler/compiler.rs:46:5
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 46 |     var_gen: AnonVarGen,
Dec 12 20:21:51.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: method is never used: `get_local`
Dec 12 20:21:51.955 INFO [stderr]   --> src/compiler/compiler.rs:49:5
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 49 |     fn get_local(&mut self) -> Variable {
Dec 12 20:21:51.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: method is never used: `reclaim_local`
Dec 12 20:21:51.955 INFO [stderr]   --> src/compiler/compiler.rs:73:5
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 73 |     fn reclaim_local(&mut self, var: Variable) {
Dec 12 20:21:51.955 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:21:51.955 INFO [stderr] warning: function is never used: `print_source_error`
Dec 12 20:21:51.955 INFO [stderr]   --> src/error_print.rs:75:1
Dec 12 20:21:51.955 INFO [stderr]    |
Dec 12 20:21:51.955 INFO [stderr] 75 | pub fn print_source_error<E: Error>(err: SourceMapped<E>, source: &str) {
Dec 12 20:21:51.955 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:21:51.955 INFO [stderr] 
Dec 12 20:22:02.988 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
Dec 12 20:22:03.001 INFO [stderr] su: No module specific data is present
Dec 12 20:22:04.429 INFO running `"docker" "inspect" "24497c0bc842140f74dca63f6fd01c1a1588201719ff5de9b83602ca6a6888bc"`
Dec 12 20:22:04.772 INFO running `"docker" "rm" "-f" "24497c0bc842140f74dca63f6fd01c1a1588201719ff5de9b83602ca6a6888bc"`
Dec 12 20:22:05.103 INFO [stdout] 24497c0bc842140f74dca63f6fd01c1a1588201719ff5de9b83602ca6a6888bc
Dec 12 20:22:05.111 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-4/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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 12 20:22:05.632 INFO [stdout] 5489ce84c6c39aebde9a3f78bc851ba4e4c6a54583e33af1217607049f3826da
Dec 12 20:22:05.634 INFO running `"docker" "start" "-a" "5489ce84c6c39aebde9a3f78bc851ba4e4c6a54583e33af1217607049f3826da"`
Dec 12 20:22:08.346 INFO [stderr] usermod: no changes
Dec 12 20:22:08.399 INFO [stderr] warning: unused manifest key: profile.bench.target-cpu
Dec 12 20:22:08.575 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
Dec 12 20:22:08.595 INFO [stderr]      Running /target/debug/deps/basic_rs-d01d099e636e333f
Dec 12 20:22:08.595 INFO [stdout] 
Dec 12 20:22:08.595 INFO [stdout] running 6 tests
Dec 12 20:22:08.595 INFO [stdout] test scanner::test_scanner::test_program ... ok
Dec 12 20:22:08.595 INFO [stdout] test scanner::test_keyword::test_match_keywords ... ok
Dec 12 20:22:08.595 INFO [stdout] test scanner::number::tests::test_match_num_ok ... ok
Dec 12 20:22:08.595 INFO [stdout] test scanner::number::tests::test_match_num_err ... ok
Dec 12 20:22:08.595 INFO [stdout] test parser::tests::test_parse_simple ... ok
Dec 12 20:22:08.602 INFO [stdout] test compiler::tests::test_simple ... ok
Dec 12 20:22:08.602 INFO [stdout] 
Dec 12 20:22:08.602 INFO [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:22:08.602 INFO [stdout] 
Dec 12 20:22:08.602 INFO [stderr]      Running /target/debug/deps/basic_rs-936b94991bab27bd
Dec 12 20:22:08.603 INFO [stdout] 
Dec 12 20:22:08.603 INFO [stdout] running 9 tests
Dec 12 20:22:08.605 INFO [stdout] test tests::test_parse_error ... ok
Dec 12 20:22:08.605 INFO [stdout] test scanner::test_scanner::test_program ... ok
Dec 12 20:22:08.605 INFO [stdout] test tests::test_parse_source_loc ... ok
Dec 12 20:22:08.608 INFO [stdout] test scanner::test_keyword::test_match_keywords ... ok
Dec 12 20:22:08.608 INFO [stdout] test scanner::number::tests::test_match_num_ok ... ok
Dec 12 20:22:08.609 INFO [stdout] test scanner::number::tests::test_match_num_err ... ok
Dec 12 20:22:08.611 INFO [stdout] test parser::tests::test_parse_simple ... ok
Dec 12 20:22:08.627 INFO [stdout] test compiler::tests::test_simple ... ok
Dec 12 20:22:08.870 INFO [stdout] test tests::test_sample_programs ... ok
Dec 12 20:22:08.870 INFO [stdout] 
Dec 12 20:22:08.870 INFO [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:22:08.870 INFO [stdout] 
Dec 12 20:22:08.871 INFO [stderr]    Doc-tests basic_rs
Dec 12 20:22:09.370 INFO [stdout] 
Dec 12 20:22:09.370 INFO [stdout] running 0 tests
Dec 12 20:22:09.370 INFO [stdout] 
Dec 12 20:22:09.370 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:22:09.370 INFO [stdout] 
Dec 12 20:22:09.381 INFO [stderr] su: No module specific data is present
Dec 12 20:22:10.993 INFO running `"docker" "inspect" "5489ce84c6c39aebde9a3f78bc851ba4e4c6a54583e33af1217607049f3826da"`
Dec 12 20:22:11.347 INFO running `"docker" "rm" "-f" "5489ce84c6c39aebde9a3f78bc851ba4e4c6a54583e33af1217607049f3826da"`
Dec 12 20:22:11.699 INFO [stdout] 5489ce84c6c39aebde9a3f78bc851ba4e4c6a54583e33af1217607049f3826da