[INFO] updating cached repository https://github.com/buchenglei/rust-simple-c-compiler
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/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] 12962146e848205267717e8b42357c748fe67fec
[INFO] checking buchenglei/rust-simple-c-compiler against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuchenglei%2Frust-simple-c-compiler" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/buchenglei/rust-simple-c-compiler on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/buchenglei/rust-simple-c-compiler
[INFO] finished tweaking git repo https://github.com/buchenglei/rust-simple-c-compiler
[INFO] tweaked toml for git repo https://github.com/buchenglei/rust-simple-c-compiler written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/buchenglei/rust-simple-c-compiler already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f452d4a5c9bcab0d2829d42d622ee58d651dbef61b707a30076363db653f432
[INFO] running `"docker" "start" "-a" "4f452d4a5c9bcab0d2829d42d622ee58d651dbef61b707a30076363db653f432"`
[INFO] [stderr]     Checking rust-simple-c-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `lexer::token::Token`
[INFO] [stderr]  --> src/lexer/dfa.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use lexer::token::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/lexer/file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/lexer/dfa.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 45 |     return Some(dfa_operator);
[INFO] [stderr]    |     ------------------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 48 |     panic!("Error: Unrecognized char!");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/lexer/file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `end` is never read
[INFO] [stderr]   --> src/lexer/parse.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut end: usize = 0;
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/lexer/file.rs:36:2
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn len(&self) -> usize { self.len }
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get_position`
[INFO] [stderr]    --> src/lexer/token.rs:102:2
[INFO] [stderr]     |
[INFO] [stderr] 102 |     pub fn get_position(&self) -> (u32, u32) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `keyword` should have an upper case name
[INFO] [stderr]   --> src/lexer/token.rs:33:7
[INFO] [stderr]    |
[INFO] [stderr] 33 | const keyword: [&'static str; N_KW] = [
[INFO] [stderr]    |       ^^^^^^^ help: convert the identifier to upper case: `KEYWORD`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `operator` should have an upper case name
[INFO] [stderr]   --> src/lexer/token.rs:37:7
[INFO] [stderr]    |
[INFO] [stderr] 37 | const operator: [&'static str; N_OP] = [
[INFO] [stderr]    |       ^^^^^^^^ help: convert the identifier to upper case: `OPERATOR`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `separator` should have an upper case name
[INFO] [stderr]   --> src/lexer/token.rs:42:7
[INFO] [stderr]    |
[INFO] [stderr] 42 | const separator: [&'static str; N_SP] = [
[INFO] [stderr]    |       ^^^^^^^^^ help: convert the identifier to upper case: `SEPARATOR`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `WordType`
[INFO] [stderr]  --> src/lexer/token.rs:5:3
[INFO] [stderr]   |
[INFO] [stderr] 5 |         WordType::Keyword => assert!(true),
[INFO] [stderr]   |         ^^^^^^^^ use of undeclared type or module `WordType`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `WordType`
[INFO] [stderr]   --> src/lexer/token.rs:13:3
[INFO] [stderr]    |
[INFO] [stderr] 13 |         WordType::Id => assert!(true),
[INFO] [stderr]    |         ^^^^^^^^ use of undeclared type or module `WordType`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type or module `WordType`
[INFO] [stderr]   --> src/lexer/token.rs:21:3
[INFO] [stderr]    |
[INFO] [stderr] 21 |         WordType::Separator => assert!(true),
[INFO] [stderr]    |         ^^^^^^^^ use of undeclared type or module `WordType`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `lexer::token::Token`
[INFO] [stderr]  --> src/lexer/dfa.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use lexer::token::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]  --> src/lexer/file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `VOID` found for enum `lexer::token::Word` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:3:32
[INFO] [stderr]    |
[INFO] [stderr] 3  |     let token1 = Token::new(Word::VOID, 10, 20);
[INFO] [stderr]    |                                   ^^^^ variant or associated item not found in `lexer::token::Word`
[INFO] [stderr] ...
[INFO] [stderr] 49 | pub enum Word {
[INFO] [stderr]    | ------------- variant or associated item `VOID` not found here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_type` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:4:15
[INFO] [stderr]    |
[INFO] [stderr] 4  |     match token1.get_type() {
[INFO] [stderr]    |                  ^^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_type` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_str` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:8:28
[INFO] [stderr]    |
[INFO] [stderr] 8  |     assert_eq!("void", token1.get_str());
[INFO] [stderr]    |                               ^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_str` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/lexer/token.rs:11:35
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let token2 = Token::new(Word::Id("token"), 5, 7);
[INFO] [stderr]    |                                      ^^^^^^^
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      expected struct `std::string::String`, found `&str`
[INFO] [stderr]    |                                      help: try using a conversion method: `"token".to_string()`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_type` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 |     match token2.get_type() {
[INFO] [stderr]    |                  ^^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_type` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_str` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:16:29
[INFO] [stderr]    |
[INFO] [stderr] 16 |     assert_eq!("token", token2.get_str());
[INFO] [stderr]    |                                ^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_str` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no variant or associated item named `LParenthesis` found for enum `lexer::token::Word` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:19:32
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let token3 = Token::new(Word::LParenthesis, 8, 10);
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ variant or associated item not found in `lexer::token::Word`
[INFO] [stderr] ...
[INFO] [stderr] 49 | pub enum Word {
[INFO] [stderr]    | ------------- variant or associated item `LParenthesis` not found here
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_type` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:20:15
[INFO] [stderr]    |
[INFO] [stderr] 20 |     match token3.get_type() {
[INFO] [stderr]    |                  ^^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_type` not found for this
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `get_str` found for struct `lexer::token::Token` in the current scope
[INFO] [stderr]   --> src/lexer/token.rs:24:25
[INFO] [stderr]    |
[INFO] [stderr] 24 |     assert_eq!("(", token3.get_str());
[INFO] [stderr]    |                            ^^^^^^^ method not found in `lexer::token::Token`
[INFO] [stderr] ...
[INFO] [stderr] 90 | pub struct Token {
[INFO] [stderr]    | ---------------- method `get_str` not found for this
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]   --> src/lexer/dfa.rs:48:2
[INFO] [stderr]    |
[INFO] [stderr] 45 |     return Some(dfa_operator);
[INFO] [stderr]    |     ------------------------- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 48 |     panic!("Error: Unrecognized char!");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]  --> src/lexer/file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ascii::AsciiExt;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0308, E0433, E0599.
[INFO] [stderr] For more information about an error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `rust-simple-c-compiler`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4f452d4a5c9bcab0d2829d42d622ee58d651dbef61b707a30076363db653f432"`
[INFO] running `"docker" "rm" "-f" "4f452d4a5c9bcab0d2829d42d622ee58d651dbef61b707a30076363db653f432"`
[INFO] [stdout] 4f452d4a5c9bcab0d2829d42d622ee58d651dbef61b707a30076363db653f432
