[INFO] updating cached repository https://github.com/AlmightyFloppyFish/leaf [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] 5802d6a0c2e4805087988bacfeb057d838920772 [INFO] checking AlmightyFloppyFish/leaf against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlmightyFloppyFish%2Fleaf" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlmightyFloppyFish/leaf on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] finished tweaking git repo https://github.com/AlmightyFloppyFish/leaf [INFO] tweaked toml for git repo https://github.com/AlmightyFloppyFish/leaf written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/AlmightyFloppyFish/leaf already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8f1019c3a866660aceab7e375940ddee0a527d52883ea94c2b6670a186add72d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8f1019c3a866660aceab7e375940ddee0a527d52883ea94c2b6670a186add72d"` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking strum v0.17.1 [INFO] [stderr] Checking smallvec v1.1.0 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking termion v1.5.3 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling strum_macros v0.17.1 [INFO] [stderr] Checking leaf v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `tokenizer::TokenSource` [INFO] [stderr] --> src/parser/operator.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | tokenizer::TokenSource, Attr, FunctionBuilder, IdentifierType, Key, ParseError, ParseFault, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokenizer::TokenSource` [INFO] [stderr] --> src/parser/operator.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | tokenizer::TokenSource, Attr, FunctionBuilder, IdentifierType, Key, ParseError, ParseFault, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `got` [INFO] [stderr] --> src/parser/type/struct.rs:17:40 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn verify_record_fields(&self, got: &[(String, Type)]) -> Result<(), ParseFault> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_got` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `local` [INFO] [stderr] --> src/parser/ast/checker.rs:340:18 [INFO] [stderr] | [INFO] [stderr] 340 | Some(local) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_local` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `enum` [INFO] [stderr] --> src/parser/ast/checker.rs:369:38 [INFO] [stderr] | [INFO] [stderr] 369 | CustomType::Enum(r#enum) => { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_enum` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/parser/ast/checker.rs:482:34 [INFO] [stderr] | [INFO] [stderr] 482 | MaybeType::Infer(t) => unimplemented!(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `branches` [INFO] [stderr] --> src/parser/error.rs:416:47 [INFO] [stderr] | [INFO] [stderr] 416 | IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These branches don't return the same value\n{:?}", types), [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branches` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `else_do` [INFO] [stderr] --> src/parser/error.rs:416:57 [INFO] [stderr] | [INFO] [stderr] 416 | IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These branches don't return the same value\n{:?}", types), [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_do` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `got` [INFO] [stderr] --> src/parser/type/struct.rs:17:40 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn verify_record_fields(&self, got: &[(String, Type)]) -> Result<(), ParseFault> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_got` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `local` [INFO] [stderr] --> src/parser/ast/checker.rs:340:18 [INFO] [stderr] | [INFO] [stderr] 340 | Some(local) => { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_local` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `enum` [INFO] [stderr] --> src/parser/ast/checker.rs:369:38 [INFO] [stderr] | [INFO] [stderr] 369 | CustomType::Enum(r#enum) => { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_enum` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t` [INFO] [stderr] --> src/parser/ast/checker.rs:482:34 [INFO] [stderr] | [INFO] [stderr] 482 | MaybeType::Infer(t) => unimplemented!(), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_t` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `branches` [INFO] [stderr] --> src/parser/error.rs:416:47 [INFO] [stderr] | [INFO] [stderr] 416 | IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These branches don't return the same value\n{:?}", types), [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_branches` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `else_do` [INFO] [stderr] --> src/parser/error.rs:416:57 [INFO] [stderr] | [INFO] [stderr] 416 | IfBranchTypeMismatch(box (types, (branches, else_do))) => write!(f, "ERROR TODO: Properly display if statement typing.\n These branches don't return the same value\n{:?}", types), [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_else_do` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `environment` [INFO] [stderr] --> src/parser/ast.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | environment: Rc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `join` [INFO] [stderr] --> src/parser/picker.rs:266:5 [INFO] [stderr] | [INFO] [stderr] 266 | fn join(&mut self, other: Self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Borrowed` [INFO] [stderr] --> src/interpreter/runner/parambuffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Borrowed(&'p SmallVec<[Value; 4]>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `mem_take` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(mem_take)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: field is never read: `environment` [INFO] [stderr] --> src/parser/ast.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | environment: Rc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `join` [INFO] [stderr] --> src/parser/picker.rs:266:5 [INFO] [stderr] | [INFO] [stderr] 266 | fn join(&mut self, other: Self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Borrowed` [INFO] [stderr] --> src/interpreter/runner/parambuffer.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | Borrowed(&'p SmallVec<[Value; 4]>), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the feature `mem_take` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(mem_take)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 11 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.91s [INFO] running `"docker" "inspect" "8f1019c3a866660aceab7e375940ddee0a527d52883ea94c2b6670a186add72d"` [INFO] running `"docker" "rm" "-f" "8f1019c3a866660aceab7e375940ddee0a527d52883ea94c2b6670a186add72d"` [INFO] [stdout] 8f1019c3a866660aceab7e375940ddee0a527d52883ea94c2b6670a186add72d