[INFO] updating cached repository vluzko/Grace [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vluzko/Grace [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vluzko/Grace" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vluzko/Grace"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vluzko/Grace'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vluzko/Grace" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vluzko/Grace"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vluzko/Grace'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] a901a50027d4d682c6523344d2ee65cbc8fd0107 [INFO] sha for GitHub repo vluzko/Grace: a901a50027d4d682c6523344d2ee65cbc8fd0107 [INFO] validating manifest of vluzko/Grace on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vluzko/Grace on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vluzko/Grace [INFO] finished frobbing vluzko/Grace [INFO] frobbed toml for vluzko/Grace written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vluzko/Grace/Cargo.toml [INFO] started frobbing vluzko/Grace [INFO] finished frobbing vluzko/Grace [INFO] frobbed toml for vluzko/Grace written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vluzko/Grace/Cargo.toml [INFO] crate vluzko/Grace already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking vluzko/Grace against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vluzko/Grace:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 77041ff86c9a783bac1984f8df68f057a8e8dc941a1537c22ccaa4b44d82fc94 [INFO] running `"docker" "start" "-a" "77041ff86c9a783bac1984f8df68f057a8e8dc941a1537c22ccaa4b44d82fc94"` [INFO] [stderr] Checking cute v0.3.0 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking parking_lot_core v0.3.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking once_cell v0.1.6 [INFO] [stderr] Checking cached v0.8.0 [INFO] [stderr] Checking grace v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/typing.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FromIterator` [INFO] [stderr] --> src/typing.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::iter::FromIterator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/expression.rs:215:43 [INFO] [stderr] | [INFO] [stderr] 215 | &Expr::IdentifierExpr(ref name) => { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/typing.rs:234:38 [INFO] [stderr] | [INFO] [stderr] 234 | Expr::ComparisonExpr{ref left, ref right, ..} => { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `left: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/typing.rs:234:48 [INFO] [stderr] | [INFO] [stderr] 234 | Expr::ComparisonExpr{ref left, ref right, ..} => { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `right: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `operand` [INFO] [stderr] --> src/typing.rs:237:47 [INFO] [stderr] | [INFO] [stderr] 237 | Expr::UnaryExpr{ref operator, ref operand} => { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `operand: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `operator` [INFO] [stderr] --> src/typing.rs:237:33 [INFO] [stderr] | [INFO] [stderr] 237 | Expr::UnaryExpr{ref operator, ref operand} => { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `operator: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `name` [INFO] [stderr] --> src/expression.rs:215:43 [INFO] [stderr] | [INFO] [stderr] 215 | &Expr::IdentifierExpr(ref name) => { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_name` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stmt_scope` [INFO] [stderr] --> src/scoping.rs:398:13 [INFO] [stderr] | [INFO] [stderr] 398 | let stmt_scope = &scoped.data.statements[0].scope; [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_stmt_scope` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/typing.rs:234:38 [INFO] [stderr] | [INFO] [stderr] 234 | Expr::ComparisonExpr{ref left, ref right, ..} => { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `left: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/typing.rs:234:48 [INFO] [stderr] | [INFO] [stderr] 234 | Expr::ComparisonExpr{ref left, ref right, ..} => { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `right: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `operand` [INFO] [stderr] --> src/typing.rs:237:47 [INFO] [stderr] | [INFO] [stderr] 237 | Expr::UnaryExpr{ref operator, ref operand} => { [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `operand: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `operator` [INFO] [stderr] --> src/typing.rs:237:33 [INFO] [stderr] | [INFO] [stderr] 237 | Expr::UnaryExpr{ref operator, ref operand} => { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: try ignoring the field: `operator: _` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:278:21 [INFO] [stderr] | [INFO] [stderr] 278 | let mut new_scope = Scope{parent_scope: Some(parent_scope as *const Scope), declarations, declaration_order}; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:281:21 [INFO] [stderr] | [INFO] [stderr] 281 | let mut new_stmt = Stmt::FunctionDecStmt{name, args, vararg, kwargs, varkwarg, block: new_body, return_type}; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:283:21 [INFO] [stderr] | [INFO] [stderr] 283 | let mut new_node = Node{id: self.id, data: new_stmt, scope: new_scope}; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/typing.rs:186:35 [INFO] [stderr] | [INFO] [stderr] 186 | Expr::ComparisonExpr {mut left, mut right, operator} => { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/typing.rs:186:45 [INFO] [stderr] | [INFO] [stderr] 186 | Expr::ComparisonExpr {mut left, mut right, operator} => { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `m_union` [INFO] [stderr] --> src/general_utils.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / fn m_union(mut a: HashSet, b: HashSet) -> HashSet [INFO] [stderr] 21 | | where T: Eq, T: Hash { [INFO] [stderr] 22 | | for element in b.into_iter() { [INFO] [stderr] 23 | | a.insert(element); [INFO] [stderr] 24 | | } [INFO] [stderr] 25 | | return a; [INFO] [stderr] 26 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `Numeric` should have a snake case name [INFO] [stderr] --> src/typing.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn Numeric<'a>() -> HashSet { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `numeric` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:278:21 [INFO] [stderr] | [INFO] [stderr] 278 | let mut new_scope = Scope{parent_scope: Some(parent_scope as *const Scope), declarations, declaration_order}; [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:281:21 [INFO] [stderr] | [INFO] [stderr] 281 | let mut new_stmt = Stmt::FunctionDecStmt{name, args, vararg, kwargs, varkwarg, block: new_body, return_type}; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/scoping.rs:283:21 [INFO] [stderr] | [INFO] [stderr] 283 | let mut new_node = Node{id: self.id, data: new_stmt, scope: new_scope}; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/typing.rs:186:35 [INFO] [stderr] | [INFO] [stderr] 186 | Expr::ComparisonExpr {mut left, mut right, operator} => { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/typing.rs:186:45 [INFO] [stderr] | [INFO] [stderr] 186 | Expr::ComparisonExpr {mut left, mut right, operator} => { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `m_union` [INFO] [stderr] --> src/general_utils.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / fn m_union(mut a: HashSet, b: HashSet) -> HashSet [INFO] [stderr] 21 | | where T: Eq, T: Hash { [INFO] [stderr] 22 | | for element in b.into_iter() { [INFO] [stderr] 23 | | a.insert(element); [INFO] [stderr] 24 | | } [INFO] [stderr] 25 | | return a; [INFO] [stderr] 26 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `Numeric` should have a snake case name [INFO] [stderr] --> src/typing.rs:54:8 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn Numeric<'a>() -> HashSet { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `numeric` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.60s [INFO] running `"docker" "inspect" "77041ff86c9a783bac1984f8df68f057a8e8dc941a1537c22ccaa4b44d82fc94"` [INFO] running `"docker" "rm" "-f" "77041ff86c9a783bac1984f8df68f057a8e8dc941a1537c22ccaa4b44d82fc94"` [INFO] [stdout] 77041ff86c9a783bac1984f8df68f057a8e8dc941a1537c22ccaa4b44d82fc94