[INFO] updating cached repository https://github.com/my-flow/forth
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 25c02e0e63bfa5342ce85d2c5ff3b11e1bcde5c3
[INFO] checking my-flow/forth against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmy-flow%2Fforth" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/my-flow/forth on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/my-flow/forth
[INFO] finished tweaking git repo https://github.com/my-flow/forth
[INFO] tweaked toml for git repo https://github.com/my-flow/forth written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/my-flow/forth already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cf5e95f91d5822807fe3ab021ce4cd5811630bef49dcd3895497628d1e0f73e5
[INFO] running `"docker" "start" "-a" "cf5e95f91d5822807fe3ab021ce4cd5811630bef49dcd3895497628d1e0f73e5"`
[INFO] [stderr]     Checking forth v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `stack_integers`
[INFO] [stderr]    --> src/interpreter.rs:165:2
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn stack_integers(&self) -> &[i64] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `interpret_line`
[INFO] [stderr]   --> src/main.rs:46:1
[INFO] [stderr]    |
[INFO] [stderr] 46 | fn interpret_line(line: &str) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:279:4
[INFO] [stderr]     |
[INFO] [stderr] 279 |             "double" => ["dup", "+"],
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"double".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                           body: body,
[INFO] [stderr]     |                                 ^^^^ expected struct `std::string::String`, found &str
[INFO] [stderr] ...
[INFO] [stderr] 275 |       test! {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 276 | |         name:        definition,
[INFO] [stderr] 277 | |         input:       ": double dup + ; 100 double",
[INFO] [stderr] 278 | |         definitions: [
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |         stack:       [200],
[INFO] [stderr] 282 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::collections::LinkedList<std::string::String>`
[INFO] [stderr]                found type `std::collections::LinkedList<&str>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:288:4
[INFO] [stderr]     |
[INFO] [stderr] 288 |             "quadruple" => ["double", "double"],
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"quadruple".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                           body: body,
[INFO] [stderr]     |                                 ^^^^ expected struct `std::string::String`, found &str
[INFO] [stderr] ...
[INFO] [stderr] 284 |       test! {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 285 | |         name:        nested_invocation,
[INFO] [stderr] 286 | |         input:       ": double dup + ; : quadruple double double ; 1 quadruple",
[INFO] [stderr] 287 | |         definitions: [
[INFO] [stderr] ...   |
[INFO] [stderr] 291 | |         stack:         [4],
[INFO] [stderr] 292 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::collections::LinkedList<std::string::String>`
[INFO] [stderr]                found type `std::collections::LinkedList<&str>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:289:4
[INFO] [stderr]     |
[INFO] [stderr] 289 |             "double"    => ["dup", "+"],
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"double".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:298:4
[INFO] [stderr]     |
[INFO] [stderr] 298 |             "a" => [":", "b", ";"],
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"a".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                           body: body,
[INFO] [stderr]     |                                 ^^^^ expected struct `std::string::String`, found &str
[INFO] [stderr] ...
[INFO] [stderr] 294 |       test! {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 295 | |         name:        unevaluated_definition,
[INFO] [stderr] 296 | |         input:       ": a : b ; ;",
[INFO] [stderr] 297 | |         definitions: [
[INFO] [stderr] ...   |
[INFO] [stderr] 300 | |         stack:          [],
[INFO] [stderr] 301 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::collections::LinkedList<std::string::String>`
[INFO] [stderr]                found type `std::collections::LinkedList<&str>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:307:4
[INFO] [stderr]     |
[INFO] [stderr] 307 |             "b" => ["13"],
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"b".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |                           body: body,
[INFO] [stderr]     |                                 ^^^^ expected struct `std::string::String`, found &str
[INFO] [stderr] ...
[INFO] [stderr] 303 |       test! {
[INFO] [stderr]     |  _____-
[INFO] [stderr] 304 | |         name:        evaluated_definition,
[INFO] [stderr] 305 | |         input:       ": a : b 13 ; ; a b",
[INFO] [stderr] 306 | |         definitions: [
[INFO] [stderr] ...   |
[INFO] [stderr] 310 | |         stack:         [13],
[INFO] [stderr] 311 | |     }
[INFO] [stderr]     | |_____- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::collections::LinkedList<std::string::String>`
[INFO] [stderr]                found type `std::collections::LinkedList<&str>`
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/interpreter.rs:308:4
[INFO] [stderr]     |
[INFO] [stderr] 308 |             "a" => [":", "b", "13", ";"],
[INFO] [stderr]     |             ^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             expected struct `std::string::String`, found reference
[INFO] [stderr]     |             help: try using a conversion method: `"a".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::string::String`
[INFO] [stderr]                found type `&'static str`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `forth`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "cf5e95f91d5822807fe3ab021ce4cd5811630bef49dcd3895497628d1e0f73e5"`
[INFO] running `"docker" "rm" "-f" "cf5e95f91d5822807fe3ab021ce4cd5811630bef49dcd3895497628d1e0f73e5"`
[INFO] [stdout] cf5e95f91d5822807fe3ab021ce4cd5811630bef49dcd3895497628d1e0f73e5