[INFO] updating cached repository https://github.com/cre-chan/MCIR
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12a6b256c1d58df5879ab7ecacdc00bb286f8fc2
[INFO] testing cre-chan/MCIR against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcre-chan%2FMCIR" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cre-chan/MCIR on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cre-chan/MCIR
[INFO] finished tweaking git repo https://github.com/cre-chan/MCIR
[INFO] tweaked toml for git repo https://github.com/cre-chan/MCIR written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/cre-chan/MCIR already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 408fca0e7f99f15db72f4750fd8fdc8bead9b118a5102c4966bd9f9a616530a7
[INFO] running `"docker" "start" "-a" "408fca0e7f99f15db72f4750fd8fdc8bead9b118a5102c4966bd9f9a616530a7"`
[INFO] [stderr]    Compiling syn v0.15.37
[INFO] [stderr]    Compiling pest_generator v2.1.0
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling MCIR v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::frontend::parser::AST::exp`
[INFO] [stderr]  --> src/frontend/parser/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::frontend::parser::AST::exp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `lvalue` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub enum lvalue{
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `Lvalue`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `exp` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum exp{
[INFO] [stderr]    |          ^^^ help: convert the identifier to upper camel case: `Exp`
[INFO] [stderr] 
[INFO] [stderr] warning: type `decl` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:54:10
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub enum decl{
[INFO] [stderr]    |          ^^^^ help: convert the identifier to upper camel case: `Decl`
[INFO] [stderr] 
[INFO] [stderr] warning: type `typ` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub enum typ{
[INFO] [stderr]    |          ^^^ help: convert the identifier to upper camel case: `Typ`
[INFO] [stderr] 
[INFO] [stderr] warning: type `field` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct field{ name:Symbol,typ:Symbol }//name:typ
[INFO] [stderr]    |            ^^^^^ help: convert the identifier to upper camel case: `Field`
[INFO] [stderr] 
[INFO] [stderr] warning: type `fundec` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub struct fundec{
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper camel case: `Fundec`
[INFO] [stderr] 
[INFO] [stderr] warning: type `namety` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct namety{
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper camel case: `Namety`
[INFO] [stderr] 
[INFO] [stderr] warning: type `efield` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct  efield{name:Symbol,expr:exp}
[INFO] [stderr]    |             ^^^^^^ help: convert the identifier to upper camel case: `Efield`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::Parser`
[INFO] [stderr]  --> src/frontend/parser/tiger_parser/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use pest::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `pest::iterators::*`
[INFO] [stderr]  --> src/frontend/parser/tiger_parser/mod.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use pest::iterators::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `*`, `self`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:149:24
[INFO] [stderr]     |
[INFO] [stderr] 149 | use super::ParserErr::{self,*};
[INFO] [stderr]     |                        ^^^^ ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn run(src:String)->ParseResult{
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_src`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Symbol`
[INFO] [stderr]   --> src/frontend/Semantics/mod.rs:31:1
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub type Symbol=u32;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SymbolTable`
[INFO] [stderr]   --> src/frontend/Semantics/mod.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub struct SymbolTable<'a>{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/frontend/Semantics/mod.rs:44:5
[INFO] [stderr]    |
[INFO] [stderr] 44 |     pub fn new()->Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_symbol`
[INFO] [stderr]   --> src/frontend/Semantics/mod.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     pub fn get_symbol(&mut self, string:&'a str) ->Symbol{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `List`
[INFO] [stderr]  --> src/frontend/parser/AST.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum List<T>{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `EfieldList`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type EfieldList =List<efield>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `NameTyList`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type NameTyList=List<namety>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Declist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type Declist =List<decl>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Fundeclist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type Fundeclist =List<fundec>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Fieldlist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type Fieldlist =List<field>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Explist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type Explist =List<exp>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `lvalue`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub enum lvalue{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `exp`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum exp{
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `decl`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub enum decl{
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `typ`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub enum typ{
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `field`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct field{ name:Symbol,typ:Symbol }//name:typ
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fundec`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub struct fundec{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `namety`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct namety{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `efield`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct  efield{name:Symbol,expr:exp}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     Plus,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Minus`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     Minus,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Times`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     Times,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Div`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     Div,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Eq`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     Eq,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Neq`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     Neq,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LT`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     LT,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `LE`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     LE,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GT`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     GT,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GE`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 |     GE
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `TigerParser`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:53:1
[INFO] [stderr]    |
[INFO] [stderr] 53 | pub struct TigerParser;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_identifier`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:156:1
[INFO] [stderr]     |
[INFO] [stderr] 156 | pub fn expect_identifier(id:Pair<Rule>)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_interger`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:165:1
[INFO] [stderr]     |
[INFO] [stderr] 165 | pub fn expect_interger(int:Pair<Rule>)->u32{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_string`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:177:1
[INFO] [stderr]     |
[INFO] [stderr] 177 | pub fn expect_string(string:Pair<Rule>)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_inner`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:186:1
[INFO] [stderr]     |
[INFO] [stderr] 186 | pub fn expect_inner(inner:Pair<Rule>)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `transform_ch`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:201:1
[INFO] [stderr]     |
[INFO] [stderr] 201 | pub fn transform_ch(c:Pair<Rule>)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expecting_compareop`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:230:1
[INFO] [stderr]     |
[INFO] [stderr] 230 | pub fn expecting_compareop(compareop:Pair<Rule>)->Operator{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expecting_plusorminus`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | pub fn expecting_plusorminus(plus_or_minus:Pair<Rule>) ->Operator{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expecting_timesordiv`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:263:1
[INFO] [stderr]     |
[INFO] [stderr] 263 | pub fn expecting_timesordiv(timesordiv:Pair<Rule>)->Operator{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ParserErr`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub enum ParserErr{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ParseResult`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub type ParseResult=Result<exp,ParserErr>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn run(src:String)->ParseResult{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MCIR` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mcir`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `"docker" "inspect" "408fca0e7f99f15db72f4750fd8fdc8bead9b118a5102c4966bd9f9a616530a7"`
[INFO] running `"docker" "rm" "-f" "408fca0e7f99f15db72f4750fd8fdc8bead9b118a5102c4966bd9f9a616530a7"`
[INFO] [stdout] 408fca0e7f99f15db72f4750fd8fdc8bead9b118a5102c4966bd9f9a616530a7
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e36ad73936335820e1bab01a9fe0b73553cd50a2a3734c62f0028a53af0d8071
[INFO] running `"docker" "start" "-a" "e36ad73936335820e1bab01a9fe0b73553cd50a2a3734c62f0028a53af0d8071"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling MCIR v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: argument must be of the form: `expected = "error message"`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/token.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     #[should_panic("Expecting char. Identifier found")]
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: Errors in this attribute were erroneously allowed and will become a hard error in a future release.
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::frontend::parser::AST::exp`
[INFO] [stderr]  --> src/frontend/parser/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::frontend::parser::AST::exp;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `lvalue` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:23:10
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub enum lvalue{
[INFO] [stderr]    |          ^^^^^^ help: convert the identifier to upper camel case: `Lvalue`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `exp` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:32:10
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum exp{
[INFO] [stderr]    |          ^^^ help: convert the identifier to upper camel case: `Exp`
[INFO] [stderr] 
[INFO] [stderr] warning: type `decl` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:54:10
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub enum decl{
[INFO] [stderr]    |          ^^^^ help: convert the identifier to upper camel case: `Decl`
[INFO] [stderr] 
[INFO] [stderr] warning: type `typ` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:63:10
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub enum typ{
[INFO] [stderr]    |          ^^^ help: convert the identifier to upper camel case: `Typ`
[INFO] [stderr] 
[INFO] [stderr] warning: type `field` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:72:12
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct field{ name:Symbol,typ:Symbol }//name:typ
[INFO] [stderr]    |            ^^^^^ help: convert the identifier to upper camel case: `Field`
[INFO] [stderr] 
[INFO] [stderr] warning: type `fundec` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:77:12
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub struct fundec{
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper camel case: `Fundec`
[INFO] [stderr] 
[INFO] [stderr] warning: type `namety` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:87:12
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct namety{
[INFO] [stderr]    |            ^^^^^^ help: convert the identifier to upper camel case: `Namety`
[INFO] [stderr] 
[INFO] [stderr] warning: type `efield` should have an upper camel case name
[INFO] [stderr]   --> src/frontend/parser/AST.rs:95:13
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct  efield{name:Symbol,expr:exp}
[INFO] [stderr]    |             ^^^^^^ help: convert the identifier to upper camel case: `Efield`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |         src.read_to_string((&mut src_string));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/frontend/parser/tiger_parser/token.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     use std::fs::File;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::Read`
[INFO] [stderr]  --> src/frontend/parser/tiger_parser/token.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     use std::io::Read;
[INFO] [stderr]   |         ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `*`, `self`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:149:24
[INFO] [stderr]     |
[INFO] [stderr] 149 | use super::ParserErr::{self,*};
[INFO] [stderr]     |                        ^^^^ ^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `src`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:71:12
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn run(src:String)->ParseResult{
[INFO] [stderr]    |            ^^^ help: consider prefixing with an underscore: `_src`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id_name`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/token.rs:96:13
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let id_name=transform_ch(id);
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_id_name`
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `List`
[INFO] [stderr]  --> src/frontend/parser/AST.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum List<T>{
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `EfieldList`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub type EfieldList =List<efield>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `NameTyList`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub type NameTyList=List<namety>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Declist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub type Declist =List<decl>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Fundeclist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub type Fundeclist =List<fundec>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Fieldlist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub type Fieldlist =List<field>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Explist`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | pub type Explist =List<exp>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `lvalue`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub enum lvalue{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `exp`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:32:1
[INFO] [stderr]    |
[INFO] [stderr] 32 | pub enum exp{
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `decl`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:54:1
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub enum decl{
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `typ`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub enum typ{
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `field`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:72:1
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub struct field{ name:Symbol,typ:Symbol }//name:typ
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `fundec`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | pub struct fundec{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `namety`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:87:1
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub struct namety{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `efield`
[INFO] [stderr]   --> src/frontend/parser/AST.rs:95:1
[INFO] [stderr]    |
[INFO] [stderr] 95 | pub struct  efield{name:Symbol,expr:exp}
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Plus`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 |     Plus,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Minus`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:103:5
[INFO] [stderr]     |
[INFO] [stderr] 103 |     Minus,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Times`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     Times,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Div`
[INFO] [stderr]    --> src/frontend/parser/AST.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     Div,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse_src`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn parse_src(src:&str,rule:Rule)->Pair<Rule>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expecting_plusorminus`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:248:1
[INFO] [stderr]     |
[INFO] [stderr] 248 | pub fn expecting_plusorminus(plus_or_minus:Pair<Rule>) ->Operator{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expecting_timesordiv`
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:263:1
[INFO] [stderr]     |
[INFO] [stderr] 263 | pub fn expecting_timesordiv(timesordiv:Pair<Rule>)->Operator{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ParserErr`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:59:1
[INFO] [stderr]    |
[INFO] [stderr] 59 | pub enum ParserErr{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `ParseResult`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:66:1
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub type ParseResult=Result<exp,ParserErr>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:71:1
[INFO] [stderr]    |
[INFO] [stderr] 71 | pub fn run(src:String)->ParseResult{
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `MCIR` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `mcir`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/frontend/parser/tiger_parser/mod.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         src.read_to_string((&mut src_string));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: function `LE_parsing_test` should have a snake case name
[INFO] [stderr]    --> src/frontend/parser/tiger_parser/token.rs:120:8
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn LE_parsing_test(){
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `le_parsing_test`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "e36ad73936335820e1bab01a9fe0b73553cd50a2a3734c62f0028a53af0d8071"`
[INFO] running `"docker" "rm" "-f" "e36ad73936335820e1bab01a9fe0b73553cd50a2a3734c62f0028a53af0d8071"`
[INFO] [stdout] e36ad73936335820e1bab01a9fe0b73553cd50a2a3734c62f0028a53af0d8071
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 1ce66fec37ed815c331794033aacf91149c4fe7232e616493d32687807224c09
[INFO] running `"docker" "start" "-a" "1ce66fec37ed815c331794033aacf91149c4fe7232e616493d32687807224c09"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/MCIR-0e064d8ec58a804d
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::plusandminus_parsing_test ... ok
[INFO] [stdout] test frontend::tests::it_works ... ok
[INFO] [stdout] test backend::tests::it_works ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::matching_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::normal_char_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::LE_parsing_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::identifier_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::interger_parsing_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::inner_parsing_test ... ok
[INFO] [stdout] test frontend::Semantics::tests::symbol_identity ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::compare_op_parsing_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::escape_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::string_literal_parsing_test ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::tests::starting_rule ... ok
[INFO] [stdout] test frontend::parser::tiger_parser::token::tests::not_a_character ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/main-203838214b47d30f
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests MCIR
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1ce66fec37ed815c331794033aacf91149c4fe7232e616493d32687807224c09"`
[INFO] running `"docker" "rm" "-f" "1ce66fec37ed815c331794033aacf91149c4fe7232e616493d32687807224c09"`
[INFO] [stdout] 1ce66fec37ed815c331794033aacf91149c4fe7232e616493d32687807224c09