[INFO] cloning repository https://github.com/Laurence-Cullen/lox-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Laurence-Cullen/lox-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurence-Cullen%2Flox-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurence-Cullen%2Flox-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5c0a3bf5cbd1cfbaafe89c2f097ff348f18379b9
[INFO] fixing Laurence-Cullen/lox-interpreter against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurence-Cullen%2Flox-interpreter" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Laurence-Cullen/lox-interpreter
[INFO] finished tweaking git repo https://github.com/Laurence-Cullen/lox-interpreter
[INFO] tweaked toml for git repo https://github.com/Laurence-Cullen/lox-interpreter written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Laurence-Cullen/lox-interpreter on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Laurence-Cullen/lox-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a
[INFO] running `Command { std: "docker" "start" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v8.0.0
[INFO] [stderr]     Checking lox-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt::Debug`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fmt::Debug;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ast.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match (lhs, rhs) {
[INFO] [stdout]    |               ---------- this expression has type `(Box<dyn Expr>, Box<dyn Expr>)`
[INFO] [stdout] 42 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => match self.op {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn Expr>`
[INFO] [stdout]                 found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ast.rs:42:46
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match (lhs, rhs) {
[INFO] [stdout]    |               ---------- this expression has type `(Box<dyn Expr>, Box<dyn Expr>)`
[INFO] [stdout] 42 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => match self.op {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn Expr>`
[INFO] [stdout]                 found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ast.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 160 |         match (left, right) {
[INFO] [stdout]     |               ------------- this expression has type `(Box<dyn Expr>, Box<dyn Expr>)`
[INFO] [stdout] 161 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Box<dyn Expr>`
[INFO] [stdout]                  found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ast.rs:161:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |         match (left, right) {
[INFO] [stdout]     |               ------------- this expression has type `(Box<dyn Expr>, Box<dyn Expr>)`
[INFO] [stdout] 161 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Box<dyn Expr>`
[INFO] [stdout]                  found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `downcast` found for struct `Box<dyn Expr>` in the current scope
[INFO] [stdout]    --> src/ast.rs:202:46
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 if let Ok(num_right) = right.downcast::<NumberLiteral>() {
[INFO] [stdout]     |                                              ^^^^^^^^ method not found in `Box<dyn Expr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for
[INFO] [stdout]             - `Box<(dyn Any + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + Sync + 'static), A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `downcast` found for struct `Box<dyn Expr>` in the current scope
[INFO] [stdout]    --> src/ast.rs:207:47
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 if let Ok(bool_right) = right.downcast::<BooleanLiteral>() {
[INFO] [stdout]     |                                               ^^^^^^^^ method not found in `Box<dyn Expr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for
[INFO] [stdout]             - `Box<(dyn Any + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + Sync + 'static), A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ast.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match (lhs, rhs) {
[INFO] [stdout]    |               ---------- this expression has type `(Box<dyn ast::Expr>, Box<dyn ast::Expr>)`
[INFO] [stdout] 42 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => match self.op {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn ast::Expr>`
[INFO] [stdout]                 found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/ast.rs:42:46
[INFO] [stdout]    |
[INFO] [stdout] 41 |         match (lhs, rhs) {
[INFO] [stdout]    |               ---------- this expression has type `(Box<dyn ast::Expr>, Box<dyn ast::Expr>)`
[INFO] [stdout] 42 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => match self.op {
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Box<dyn ast::Expr>`
[INFO] [stdout]                 found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ast.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 160 |         match (left, right) {
[INFO] [stdout]     |               ------------- this expression has type `(Box<dyn ast::Expr>, Box<dyn ast::Expr>)`
[INFO] [stdout] 161 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Box<dyn ast::Expr>`
[INFO] [stdout]                  found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/ast.rs:161:46
[INFO] [stdout]     |
[INFO] [stdout] 160 |         match (left, right) {
[INFO] [stdout]     |               ------------- this expression has type `(Box<dyn ast::Expr>, Box<dyn ast::Expr>)`
[INFO] [stdout] 161 |             (Expressions::Number(ref l_val), Expressions::Number(ref r_val)) => {
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Box<dyn Expr>`, found `Expressions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected struct `Box<dyn ast::Expr>`
[INFO] [stdout]                  found enum `Expressions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/parser.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn build_ast(tokens: Vec<Token>) -> Box<dyn Expr> {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lox-interpreter` (bin "lox-interpreter") due to 6 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `downcast` found for struct `Box<dyn ast::Expr>` in the current scope
[INFO] [stdout]    --> src/ast.rs:202:46
[INFO] [stdout]     |
[INFO] [stdout] 202 |                 if let Ok(num_right) = right.downcast::<NumberLiteral>() {
[INFO] [stdout]     |                                              ^^^^^^^^ method not found in `Box<dyn ast::Expr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for
[INFO] [stdout]             - `Box<(dyn Any + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + Sync + 'static), A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `downcast` found for struct `Box<dyn ast::Expr>` in the current scope
[INFO] [stdout]    --> src/ast.rs:207:47
[INFO] [stdout]     |
[INFO] [stdout] 207 |                 if let Ok(bool_right) = right.downcast::<BooleanLiteral>() {
[INFO] [stdout]     |                                               ^^^^^^^^ method not found in `Box<dyn ast::Expr>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the method was found for
[INFO] [stdout]             - `Box<(dyn Any + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + 'static), A>`
[INFO] [stdout]             - `Box<(dyn Any + Send + Sync + 'static), A>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remaining`
[INFO] [stdout]    --> src/tokens.rs:275:14
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let (remaining, tokens) = scan_line(input).unwrap();
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remaining`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remaining`
[INFO] [stdout]    --> src/tokens.rs:290:14
[INFO] [stdout]     |
[INFO] [stdout] 290 |         let (remaining, tokens) = scan_line(input).unwrap();
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remaining`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]  --> src/parser.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn build_ast(tokens: Vec<Token>) -> Box<dyn Expr> {
[INFO] [stdout]   |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lox-interpreter` (bin "lox-interpreter" test) due to 6 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a", kill_on_drop: false }`
[INFO] [stdout] fa3fa75b5690a022cd4bc47beda32ced39a4b4c16447e0ce9c7a4fa350caa79a
