Dec 18 06:14:25.615 INFO checking NicholasLYang/saber against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 06:14:25.615 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/NicholasLYang/saber:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 06:14:25.813 INFO [stdout] 78d3b0216ea0d3c9a85b8ba1f9b71209fe7ec6041bc0deadc2169f55d40c673c
Dec 18 06:14:25.818 INFO running `"docker" "start" "-a" "78d3b0216ea0d3c9a85b8ba1f9b71209fe7ec6041bc0deadc2169f55d40c673c"`
Dec 18 06:14:26.598 INFO [stderr]    Compiling log v0.4.6
Dec 18 06:14:26.599 INFO [stderr]    Compiling regex-syntax v0.6.2
Dec 18 06:14:26.600 INFO [stderr]    Compiling memchr v2.1.1
Dec 18 06:14:26.600 INFO [stderr]    Compiling string_cache_codegen v0.4.2
Dec 18 06:14:26.603 INFO [stderr]    Compiling syn v0.15.15
Dec 18 06:14:26.603 INFO [stderr]    Compiling syn v0.14.9
Dec 18 06:14:27.236 INFO [stderr]    Compiling ena v0.10.1
Dec 18 06:14:29.976 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 18 06:14:30.686 INFO [stderr]    Compiling string_cache v0.7.3
Dec 18 06:14:51.308 INFO [stderr]    Compiling serde_derive v1.0.80
Dec 18 06:14:53.717 INFO [stderr]    Compiling synstructure v0.9.0
Dec 18 06:14:53.801 INFO [stderr]    Compiling regex v1.0.5
Dec 18 06:14:58.540 INFO [stderr]    Compiling failure_derive v0.1.2
Dec 18 06:15:04.968 INFO [stderr]     Checking failure v0.1.2
Dec 18 06:15:11.504 INFO [stderr]    Compiling docopt v1.0.2
Dec 18 06:15:17.200 INFO [stderr]    Compiling lalrpop v0.16.1
Dec 18 06:16:12.332 INFO [stderr]    Compiling saber v0.1.0 (/opt/crater/workdir)
Dec 18 06:16:18.508 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.508 INFO [stderr]  --> src/code_generator.rs:1:11
Dec 18 06:16:18.508 INFO [stderr]   |
Dec 18 06:16:18.508 INFO [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
Dec 18 06:16:18.508 INFO [stderr]   |           ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.508 INFO [stderr] 
Dec 18 06:16:18.508 INFO [stderr] error[E0432]: unresolved import `ast::TypedOp`
Dec 18 06:16:18.508 INFO [stderr]  --> src/typechecker.rs:2:44
Dec 18 06:16:18.508 INFO [stderr]   |
Dec 18 06:16:18.508 INFO [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
Dec 18 06:16:18.508 INFO [stderr]   |                                            ^^^^^^^ no `TypedOp` in `ast`
Dec 18 06:16:18.508 INFO [stderr] 
Dec 18 06:16:18.508 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.508 INFO [stderr]  --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:4:41
Dec 18 06:16:18.508 INFO [stderr]   |
Dec 18 06:16:18.508 INFO [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.508 INFO [stderr]   |                                         ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.528 INFO [stderr] 
Dec 18 06:16:18.528 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.528 INFO [stderr]   --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:13:45
Dec 18 06:16:18.528 INFO [stderr]    |
Dec 18 06:16:18.528 INFO [stderr] 13 |     use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.528 INFO [stderr]    |                                             ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.528 INFO [stderr] 
Dec 18 06:16:18.568 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.568 INFO [stderr]  --> src/code_generator.rs:1:11
Dec 18 06:16:18.568 INFO [stderr]   |
Dec 18 06:16:18.568 INFO [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
Dec 18 06:16:18.568 INFO [stderr]   |           ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.568 INFO [stderr] 
Dec 18 06:16:18.568 INFO [stderr] error[E0432]: unresolved import `ast::TypedOp`
Dec 18 06:16:18.568 INFO [stderr]  --> src/typechecker.rs:2:44
Dec 18 06:16:18.568 INFO [stderr]   |
Dec 18 06:16:18.568 INFO [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
Dec 18 06:16:18.568 INFO [stderr]   |                                            ^^^^^^^ no `TypedOp` in `ast`
Dec 18 06:16:18.568 INFO [stderr] 
Dec 18 06:16:18.568 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.568 INFO [stderr]  --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:4:41
Dec 18 06:16:18.568 INFO [stderr]   |
Dec 18 06:16:18.568 INFO [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.568 INFO [stderr]   |                                         ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.568 INFO [stderr] 
Dec 18 06:16:18.568 INFO [stderr] error[E0432]: unresolved import `ast::Asgn`
Dec 18 06:16:18.568 INFO [stderr]   --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:13:45
Dec 18 06:16:18.568 INFO [stderr]    |
Dec 18 06:16:18.568 INFO [stderr] 13 |     use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.568 INFO [stderr]    |                                             ^^^^ no `Asgn` in `ast`
Dec 18 06:16:18.569 INFO [stderr] 
Dec 18 06:16:18.576 INFO [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
Dec 18 06:16:18.576 INFO [stderr]   --> src/typechecker.rs:57:34
Dec 18 06:16:18.576 INFO [stderr]    |
Dec 18 06:16:18.576 INFO [stderr] 57 |         Expr::Primary(val) => Ok(TypedExpr {
Dec 18 06:16:18.576 INFO [stderr]    |                                  ^^^^^^^^^ not a struct, variant or union type
Dec 18 06:16:18.576 INFO [stderr] 
Dec 18 06:16:18.576 INFO [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
Dec 18 06:16:18.576 INFO [stderr]   --> src/typechecker.rs:62:27
Dec 18 06:16:18.576 INFO [stderr]    |
Dec 18 06:16:18.576 INFO [stderr] 62 |             Some(t) => Ok(TypedExpr {
Dec 18 06:16:18.576 INFO [stderr]    |                           ^^^^^^^^^ not a struct, variant or union type
Dec 18 06:16:18.576 INFO [stderr] 
Dec 18 06:16:18.596 INFO [stderr] warning: unused import: `Name`
Dec 18 06:16:18.596 INFO [stderr]  --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:4:47
Dec 18 06:16:18.596 INFO [stderr]   |
Dec 18 06:16:18.596 INFO [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.596 INFO [stderr]   |                                               ^^^^
Dec 18 06:16:18.596 INFO [stderr]   |
Dec 18 06:16:18.596 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:16:18.596 INFO [stderr] 
Dec 18 06:16:18.604 INFO [stderr] warning: unused imports: `Expr`, `Value`
Dec 18 06:16:18.604 INFO [stderr]  --> src/main.rs:8:11
Dec 18 06:16:18.604 INFO [stderr]   |
Dec 18 06:16:18.604 INFO [stderr] 8 | use ast::{Expr, Value};
Dec 18 06:16:18.604 INFO [stderr]   |           ^^^^  ^^^^^
Dec 18 06:16:18.604 INFO [stderr] 
Dec 18 06:16:18.604 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 06:16:18.604 INFO [stderr]  --> src/main.rs:9:5
Dec 18 06:16:18.604 INFO [stderr]   |
Dec 18 06:16:18.604 INFO [stderr] 9 | use std::collections::HashMap;
Dec 18 06:16:18.604 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:16:18.604 INFO [stderr] 
Dec 18 06:16:18.608 INFO [stderr] warning: unused import: `Name`
Dec 18 06:16:18.608 INFO [stderr]  --> src/code_generator.rs:1:23
Dec 18 06:16:18.608 INFO [stderr]   |
Dec 18 06:16:18.608 INFO [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
Dec 18 06:16:18.608 INFO [stderr]   |                       ^^^^
Dec 18 06:16:18.608 INFO [stderr] 
Dec 18 06:16:18.608 INFO [stderr] warning: unused import: `TypedOp`
Dec 18 06:16:18.608 INFO [stderr]  --> src/typechecker.rs:2:44
Dec 18 06:16:18.608 INFO [stderr]   |
Dec 18 06:16:18.608 INFO [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
Dec 18 06:16:18.608 INFO [stderr]   |                                            ^^^^^^^
Dec 18 06:16:18.608 INFO [stderr] 
Dec 18 06:16:18.712 INFO [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
Dec 18 06:16:18.712 INFO [stderr]   --> src/typechecker.rs:57:34
Dec 18 06:16:18.712 INFO [stderr]    |
Dec 18 06:16:18.712 INFO [stderr] 57 |         Expr::Primary(val) => Ok(TypedExpr {
Dec 18 06:16:18.712 INFO [stderr]    |                                  ^^^^^^^^^ not a struct, variant or union type
Dec 18 06:16:18.712 INFO [stderr] 
Dec 18 06:16:18.712 INFO [stderr] error[E0574]: expected struct, variant or union type, found enum `TypedExpr`
Dec 18 06:16:18.712 INFO [stderr]   --> src/typechecker.rs:62:27
Dec 18 06:16:18.712 INFO [stderr]    |
Dec 18 06:16:18.712 INFO [stderr] 62 |             Some(t) => Ok(TypedExpr {
Dec 18 06:16:18.712 INFO [stderr]    |                           ^^^^^^^^^ not a struct, variant or union type
Dec 18 06:16:18.712 INFO [stderr] 
Dec 18 06:16:18.752 INFO [stderr] warning: unused import: `Name`
Dec 18 06:16:18.752 INFO [stderr]  --> /opt/crater/target/debug/build/saber-1163454d2badba93/out/parser.rs:4:47
Dec 18 06:16:18.752 INFO [stderr]   |
Dec 18 06:16:18.752 INFO [stderr] 4 | use ast::{Op, Expr, Unary, Value, Stmt, Asgn, Name, Pat};
Dec 18 06:16:18.752 INFO [stderr]   |                                               ^^^^
Dec 18 06:16:18.752 INFO [stderr]   |
Dec 18 06:16:18.752 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 06:16:18.752 INFO [stderr] 
Dec 18 06:16:18.752 INFO [stderr] warning: unused imports: `Expr`, `Value`
Dec 18 06:16:18.752 INFO [stderr]  --> src/main.rs:8:11
Dec 18 06:16:18.752 INFO [stderr]   |
Dec 18 06:16:18.752 INFO [stderr] 8 | use ast::{Expr, Value};
Dec 18 06:16:18.752 INFO [stderr]   |           ^^^^  ^^^^^
Dec 18 06:16:18.771 INFO [stderr] 
Dec 18 06:16:18.771 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 18 06:16:18.771 INFO [stderr]  --> src/main.rs:9:5
Dec 18 06:16:18.771 INFO [stderr]   |
Dec 18 06:16:18.771 INFO [stderr] 9 | use std::collections::HashMap;
Dec 18 06:16:18.771 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 06:16:18.771 INFO [stderr] 
Dec 18 06:16:18.771 INFO [stderr] warning: unused import: `Name`
Dec 18 06:16:18.771 INFO [stderr]  --> src/code_generator.rs:1:23
Dec 18 06:16:18.771 INFO [stderr]   |
Dec 18 06:16:18.771 INFO [stderr] 1 | use ast::{Asgn, Expr, Name, Op, Pat, Stmt, Unary, Value};
Dec 18 06:16:18.771 INFO [stderr]   |                       ^^^^
Dec 18 06:16:18.771 INFO [stderr] 
Dec 18 06:16:18.771 INFO [stderr] warning: unused import: `TypedOp`
Dec 18 06:16:18.771 INFO [stderr]  --> src/typechecker.rs:2:44
Dec 18 06:16:18.771 INFO [stderr]   |
Dec 18 06:16:18.771 INFO [stderr] 2 | use ast::{Expr, Name, Op, Type, TypedExpr, TypedOp};
Dec 18 06:16:18.771 INFO [stderr]   |                                            ^^^^^^^
Dec 18 06:16:18.771 INFO [stderr] 
Dec 18 06:16:19.070 INFO [stderr] error[E0308]: mismatched types
Dec 18 06:16:19.070 INFO [stderr]   --> src/code_generator.rs:17:76
Dec 18 06:16:19.070 INFO [stderr]    |
Dec 18 06:16:19.070 INFO [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
Dec 18 06:16:19.070 INFO [stderr]    |                                                                            ^^^^^^
Dec 18 06:16:19.070 INFO [stderr]    |                                                                            |
Dec 18 06:16:19.070 INFO [stderr]    |                                                                            expected &ast::Pat, found enum `ast::Pat`
Dec 18 06:16:19.070 INFO [stderr]    |                                                                            help: consider borrowing here: `&params`
Dec 18 06:16:19.070 INFO [stderr]    |
Dec 18 06:16:19.070 INFO [stderr]    = note: expected type `&ast::Pat`
Dec 18 06:16:19.070 INFO [stderr]               found type `ast::Pat`
Dec 18 06:16:19.070 INFO [stderr] 
Dec 18 06:16:19.071 INFO [stderr] error[E0308]: mismatched types
Dec 18 06:16:19.071 INFO [stderr]   --> src/code_generator.rs:17:84
Dec 18 06:16:19.071 INFO [stderr]    |
Dec 18 06:16:19.071 INFO [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
Dec 18 06:16:19.071 INFO [stderr]    |                                                                                    ^^^^
Dec 18 06:16:19.071 INFO [stderr]    |                                                                                    |
Dec 18 06:16:19.071 INFO [stderr]    |                                                                                    expected mutable reference, found struct `std::vec::Vec`
Dec 18 06:16:19.071 INFO [stderr]    |                                                                                    help: consider mutably borrowing here: `&mut body`
Dec 18 06:16:19.071 INFO [stderr]    |
Dec 18 06:16:19.071 INFO [stderr]    = note: expected type `&mut std::vec::Vec<ast::Stmt>`
Dec 18 06:16:19.071 INFO [stderr]               found type `std::vec::Vec<ast::Stmt>`
Dec 18 06:16:19.071 INFO [stderr] 
Dec 18 06:16:19.123 INFO [stderr] error[E0308]: mismatched types
Dec 18 06:16:19.123 INFO [stderr]   --> src/code_generator.rs:17:76
Dec 18 06:16:19.123 INFO [stderr]    |
Dec 18 06:16:19.123 INFO [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
Dec 18 06:16:19.123 INFO [stderr]    |                                                                            ^^^^^^
Dec 18 06:16:19.123 INFO [stderr]    |                                                                            |
Dec 18 06:16:19.123 INFO [stderr]    |                                                                            expected &ast::Pat, found enum `ast::Pat`
Dec 18 06:16:19.123 INFO [stderr]    |                                                                            help: consider borrowing here: `&params`
Dec 18 06:16:19.123 INFO [stderr]    |
Dec 18 06:16:19.123 INFO [stderr]    = note: expected type `&ast::Pat`
Dec 18 06:16:19.123 INFO [stderr]               found type `ast::Pat`
Dec 18 06:16:19.123 INFO [stderr] 
Dec 18 06:16:19.123 INFO [stderr] error[E0308]: mismatched types
Dec 18 06:16:19.124 INFO [stderr]   --> src/code_generator.rs:17:84
Dec 18 06:16:19.124 INFO [stderr]    |
Dec 18 06:16:19.124 INFO [stderr] 17 |         (Expr::Function(params, body), Asgn::Single(name)) => gen_function(params, body, name),
Dec 18 06:16:19.124 INFO [stderr]    |                                                                                    ^^^^
Dec 18 06:16:19.124 INFO [stderr]    |                                                                                    |
Dec 18 06:16:19.124 INFO [stderr]    |                                                                                    expected mutable reference, found struct `std::vec::Vec`
Dec 18 06:16:19.124 INFO [stderr]    |                                                                                    help: consider mutably borrowing here: `&mut body`
Dec 18 06:16:19.124 INFO [stderr]    |
Dec 18 06:16:19.124 INFO [stderr]    = note: expected type `&mut std::vec::Vec<ast::Stmt>`
Dec 18 06:16:19.124 INFO [stderr]               found type `std::vec::Vec<ast::Stmt>`
Dec 18 06:16:19.124 INFO [stderr] 
Dec 18 06:16:19.396 INFO [stderr] error: aborting due to 8 previous errors
Dec 18 06:16:19.396 INFO [stderr] 
Dec 18 06:16:19.396 INFO [stderr] Some errors occurred: E0308, E0432, E0574.
Dec 18 06:16:19.396 INFO [stderr] For more information about an error, try `rustc --explain E0308`.
Dec 18 06:16:19.416 INFO [stderr] error: Could not compile `saber`.
Dec 18 06:16:19.416 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 06:16:19.610 INFO [stderr] error: aborting due to 8 previous errors
Dec 18 06:16:19.611 INFO [stderr] 
Dec 18 06:16:19.611 INFO [stderr] Some errors occurred: E0308, E0432, E0574.
Dec 18 06:16:19.611 INFO [stderr] For more information about an error, try `rustc --explain E0308`.
Dec 18 06:16:19.647 INFO [stderr] error: Could not compile `saber`.
Dec 18 06:16:19.647 INFO [stderr] 
Dec 18 06:16:19.647 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 06:16:21.044 INFO running `"docker" "inspect" "78d3b0216ea0d3c9a85b8ba1f9b71209fe7ec6041bc0deadc2169f55d40c673c"`
Dec 18 06:16:21.482 INFO running `"docker" "rm" "-f" "78d3b0216ea0d3c9a85b8ba1f9b71209fe7ec6041bc0deadc2169f55d40c673c"`
Dec 18 06:16:21.792 INFO [stdout] 78d3b0216ea0d3c9a85b8ba1f9b71209fe7ec6041bc0deadc2169f55d40c673c