[INFO] cloning repository https://github.com/DrDeano/backwards [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrDeano/backwards" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrDeano%2Fbackwards", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrDeano%2Fbackwards'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5722a6ad03b92bed20cb396f9bbd17d1c3ae97b [INFO] checking DrDeano/backwards/a5722a6ad03b92bed20cb396f9bbd17d1c3ae97b against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrDeano%2Fbackwards" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DrDeano/backwards on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/DrDeano/backwards [INFO] finished tweaking git repo https://github.com/DrDeano/backwards [INFO] tweaked toml for git repo https://github.com/DrDeano/backwards written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/DrDeano/backwards 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5bb5e30e7279509be731bcbbd063fd2ccdc0735d2be552778e55badf60dec6f [INFO] running `Command { std: "docker" "start" "-a" "c5bb5e30e7279509be731bcbbd063fd2ccdc0735d2be552778e55badf60dec6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5bb5e30e7279509be731bcbbd063fd2ccdc0735d2be552778e55badf60dec6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5bb5e30e7279509be731bcbbd063fd2ccdc0735d2be552778e55badf60dec6f", kill_on_drop: false }` [INFO] [stdout] c5bb5e30e7279509be731bcbbd063fd2ccdc0735d2be552778e55badf60dec6f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a5cf31622443f68de6306af86b169197ef2febbcf10000e5a8c2585a6be1c1e [INFO] running `Command { std: "docker" "start" "-a" "5a5cf31622443f68de6306af86b169197ef2febbcf10000e5a8c2585a6be1c1e", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.4 [INFO] [stderr] Compiling memchr v2.1.2 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking backwards v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0412]: cannot find type `Vev` in this scope [INFO] [stdout] --> src/main.rs:251:31 [INFO] [stdout] | [INFO] [stdout] 251 | fn parse_program(program_lex: Vev) { [INFO] [stdout] | ^^^ help: a struct with a similar name exists: `Vec` [INFO] [stdout] --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/vec/mod.rs:397:1 [INFO] [stdout] | [INFO] [stdout] = note: similarly named struct `Vec` defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `Vev` in this scope [INFO] [stdout] --> src/main.rs:251:31 [INFO] [stdout] | [INFO] [stdout] 251 | fn parse_program(program_lex: Vev) { [INFO] [stdout] | ^^^ help: a struct with a similar name exists: `Vec` [INFO] [stdout] --> /rustc/f609b7e0586f81fefb3523e3e17adf779ac416be/library/alloc/src/vec/mod.rs:397:1 [INFO] [stdout] | [INFO] [stdout] = note: similarly named struct `Vec` defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:215:44 [INFO] [stdout] | [INFO] [stdout] 215 | ... lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Token`, found `Option<&Token>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Token` [INFO] [stdout] found enum `Option<&Token>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ --------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0609]: no field `ignored` on type `&TokenDefinition` [INFO] [stdout] --> src/main.rs:222:30 [INFO] [stdout] | [INFO] [stdout] 222 | if token.ignored { [INFO] [stdout] | ^^^^^^^ unknown field [INFO] [stdout] | [INFO] [stdout] = note: available fields are: `regex`, `token_type`, `is_ignored` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:215:44 [INFO] [stdout] | [INFO] [stdout] 215 | ... lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Token`, found `Option<&Token>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Token` [INFO] [stdout] found enum `Option<&Token>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ --------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0609]: no field `ignored` on type `&TokenDefinition` [INFO] [stdout] --> src/main.rs:222:30 [INFO] [stdout] | [INFO] [stdout] 222 | if token.ignored { [INFO] [stdout] | ^^^^^^^ unknown field [INFO] [stdout] | [INFO] [stdout] = note: available fields are: `regex`, `token_type`, `is_ignored` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:243:32 [INFO] [stdout] | [INFO] [stdout] 243 | lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Token`, found `Option<&Token>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Token` [INFO] [stdout] found enum `Option<&Token>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ --------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:243:32 [INFO] [stdout] | [INFO] [stdout] 243 | lexer_error(program_lex.get(program_lex.len()), working_file_string)); [INFO] [stdout] | ----------- ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `Token`, found `Option<&Token>` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Token` [INFO] [stdout] found enum `Option<&Token>` [INFO] [stdout] note: function defined here [INFO] [stdout] --> src/main.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^ --------------------- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `()` is not an iterator [INFO] [stdout] --> src/main.rs:286:18 [INFO] [stdout] | [INFO] [stdout] 286 | for parse in program_parsed { [INFO] [stdout] | ^^^^^^^^^^^^^^ `()` is not an iterator [INFO] [stdout] | [INFO] [stdout] = help: the trait `Iterator` is not implemented for `()`, which is required by `(): IntoIterator` [INFO] [stdout] = note: required for `()` to implement `IntoIterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: `()` is not an iterator [INFO] [stdout] --> src/main.rs:286:18 [INFO] [stdout] | [INFO] [stdout] 286 | for parse in program_parsed { [INFO] [stdout] | ^^^^^^^^^^^^^^ `()` is not an iterator [INFO] [stdout] | [INFO] [stdout] = help: the trait `Iterator` is not implemented for `()`, which is required by `(): IntoIterator` [INFO] [stdout] = note: required for `()` to implement `IntoIterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `previous_token` [INFO] [stdout] --> src/main.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_token` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `previous_token` [INFO] [stdout] --> src/main.rs:96:16 [INFO] [stdout] | [INFO] [stdout] 96 | fn lexer_error(previous_token: Token, current_string: &str) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_previous_token` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0412, E0609. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0412, E0609. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `backwards` (bin "backwards") due to 6 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `backwards` (bin "backwards" test) due to 6 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "5a5cf31622443f68de6306af86b169197ef2febbcf10000e5a8c2585a6be1c1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a5cf31622443f68de6306af86b169197ef2febbcf10000e5a8c2585a6be1c1e", kill_on_drop: false }` [INFO] [stdout] 5a5cf31622443f68de6306af86b169197ef2febbcf10000e5a8c2585a6be1c1e