[INFO] updating cached repository https://github.com/alexshadley/Spruce [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] [stderr] From https://github.com/alexshadley/Spruce [INFO] [stderr] 0c615be..9b846e6 master -> master [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b846e608fc10daea92cf9ff3d57b0f2c5ac754e [INFO] checking alexshadley/Spruce against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexshadley/Spruce on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexshadley/Spruce [INFO] finished tweaking git repo https://github.com/alexshadley/Spruce [INFO] tweaked toml for git repo https://github.com/alexshadley/Spruce written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/alexshadley/Spruce already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] eb51f664544b130f7e707676999d38cc18f215846d36b1c2ab6c8e7107233ff9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eb51f664544b130f7e707676999d38cc18f215846d36b1c2ab6c8e7107233ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eb51f664544b130f7e707676999d38cc18f215846d36b1c2ab6c8e7107233ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eb51f664544b130f7e707676999d38cc18f215846d36b1c2ab6c8e7107233ff9", kill_on_drop: false }` [INFO] [stdout] eb51f664544b130f7e707676999d38cc18f215846d36b1c2ab6c8e7107233ff9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c7da2febbf4f3ef0387b6476b3a8d1a24fe073b9ab208fd4ee68479786d07f2d [INFO] running `Command { std: "docker" "start" "-a" "c7da2febbf4f3ef0387b6476b3a8d1a24fe073b9ab208fd4ee68479786d07f2d", kill_on_drop: false }` [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling syn v1.0.26 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking spruce v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Span` [INFO] [stdout] --> src/typecheck.rs:7:31 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::parser::{NodeInfo, Span}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/name_analysis.rs:597:9 [INFO] [stdout] | [INFO] [stdout] 597 | _ => unimplemented!() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `env` [INFO] [stdout] --> src/codegen.rs:29:26 [INFO] [stdout] | [INFO] [stdout] 29 | fn gen_type(prog: &Prog, env: &Environment, t: &ADT) -> String { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `output` is never read [INFO] [stdout] --> src/codegen.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 166 | let mut output = String::from(""); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/name_analysis.rs:597:9 [INFO] [stdout] | [INFO] [stdout] 597 | _ => unimplemented!() [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `env` [INFO] [stdout] --> src/codegen.rs:29:26 [INFO] [stdout] | [INFO] [stdout] 29 | fn gen_type(prog: &Prog, env: &Environment, t: &ADT) -> String { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_env` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `output` is never read [INFO] [stdout] --> src/codegen.rs:166:9 [INFO] [stdout] | [INFO] [stdout] 166 | let mut output = String::from(""); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:533:23 [INFO] [stdout] | [INFO] [stdout] 533 | fn to_type_annotation(mut p: Pair, file_name: &String) -> TypeAnnotationNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:555:17 [INFO] [stdout] | [INFO] [stdout] 555 | let mut children = p.into_inner(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:577:12 [INFO] [stdout] | [INFO] [stdout] 577 | fn to_args(mut args: Pair, file_name: &String) -> (Vec<(String, Option)>, Option) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:607:15 [INFO] [stdout] | [INFO] [stdout] 607 | fn to_interop(mut p: Pair, file_name: &String) -> InteropFuncNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:628:12 [INFO] [stdout] | [INFO] [stdout] 628 | fn to_func(mut p: Pair, file_name: &String) -> FuncNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:533:23 [INFO] [stdout] | [INFO] [stdout] 533 | fn to_type_annotation(mut p: Pair, file_name: &String) -> TypeAnnotationNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:555:17 [INFO] [stdout] | [INFO] [stdout] 555 | let mut children = p.into_inner(); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:577:12 [INFO] [stdout] | [INFO] [stdout] 577 | fn to_args(mut args: Pair, file_name: &String) -> (Vec<(String, Option)>, Option) { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:607:15 [INFO] [stdout] | [INFO] [stdout] 607 | fn to_interop(mut p: Pair, file_name: &String) -> InteropFuncNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/parser.rs:628:12 [INFO] [stdout] | [INFO] [stdout] 628 | fn to_func(mut p: Pair, file_name: &String) -> FuncNode { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/import_analysis.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut mod_deps = dependents.get_mut(dependency).expect("unreachable"); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/import_analysis.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut dep_count = dependencies.get_mut(dependent).expect("unreachable"); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/import_analysis.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let mut mod_deps = dependents.get_mut(dependency).expect("unreachable"); [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/import_analysis.rs:50:17 [INFO] [stdout] | [INFO] [stdout] 50 | let mut dep_count = dependencies.get_mut(dependent).expect("unreachable"); [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name_analysis.rs:993:13 [INFO] [stdout] | [INFO] [stdout] 993 | let mut adt = self.types.get_mut(data_type).expect("unreachable"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/name_analysis.rs:993:13 [INFO] [stdout] | [INFO] [stdout] 993 | let mut adt = self.types.get_mut(data_type).expect("unreachable"); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expr` [INFO] [stdout] --> src/parser.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | Expr(ExprNode), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Case` [INFO] [stdout] --> src/parser.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | Case(CaseNode) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/parser.rs:276:12 [INFO] [stdout] | [INFO] [stdout] 276 | pub fn extend(&mut self, other: Module) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expr` [INFO] [stdout] --> src/name_analysis.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 138 | Expr(ExprNode), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Case` [INFO] [stdout] --> src/name_analysis.rs:139:5 [INFO] [stdout] | [INFO] [stdout] 139 | Case(CaseNode) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_strip` has been stable since 1.45.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_strip)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expr` [INFO] [stdout] --> src/parser.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | Expr(ExprNode), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Case` [INFO] [stdout] --> src/parser.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | Case(CaseNode) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/parser.rs:276:12 [INFO] [stdout] | [INFO] [stdout] 276 | pub fn extend(&mut self, other: Module) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Expr` [INFO] [stdout] --> src/name_analysis.rs:138:5 [INFO] [stdout] | [INFO] [stdout] 138 | Expr(ExprNode), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Case` [INFO] [stdout] --> src/name_analysis.rs:139:5 [INFO] [stdout] | [INFO] [stdout] 139 | Case(CaseNode) [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `str_strip` has been stable since 1.45.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(str_strip)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.04s [INFO] running `Command { std: "docker" "inspect" "c7da2febbf4f3ef0387b6476b3a8d1a24fe073b9ab208fd4ee68479786d07f2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7da2febbf4f3ef0387b6476b3a8d1a24fe073b9ab208fd4ee68479786d07f2d", kill_on_drop: false }` [INFO] [stdout] c7da2febbf4f3ef0387b6476b3a8d1a24fe073b9ab208fd4ee68479786d07f2d