[INFO] cloning repository https://github.com/alexshadley/Spruce [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexshadley/Spruce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ef0cb0a36a6cd12882fdcc6242ee90bef8b1deca [INFO] checking alexshadley/Spruce against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexshadley%2FSpruce" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexshadley/Spruce on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-6/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", 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] 319634a7b5ff84fa8730bd20593ba0ddbe27aa183204c08ee0318814d6e7e8d4 [INFO] running `Command { std: "docker" "start" "-a" "319634a7b5ff84fa8730bd20593ba0ddbe27aa183204c08ee0318814d6e7e8d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "319634a7b5ff84fa8730bd20593ba0ddbe27aa183204c08ee0318814d6e7e8d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "319634a7b5ff84fa8730bd20593ba0ddbe27aa183204c08ee0318814d6e7e8d4", kill_on_drop: false }` [INFO] [stdout] 319634a7b5ff84fa8730bd20593ba0ddbe27aa183204c08ee0318814d6e7e8d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fd22feae8f1d80e6e4183263e14034e770eed3463e343370bdd08add6de7ac2 [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" "2fd22feae8f1d80e6e4183263e14034e770eed3463e343370bdd08add6de7ac2", kill_on_drop: false }` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling syn v1.0.26 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Compiling pest_meta v2.1.3 [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:611:9 [INFO] [stdout] | [INFO] [stdout] 611 | _ => 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:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | 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:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | 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:611:9 [INFO] [stdout] | [INFO] [stdout] 611 | _ => 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:27:26 [INFO] [stdout] | [INFO] [stdout] 27 | 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:164:9 [INFO] [stdout] | [INFO] [stdout] 164 | 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/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/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/name_analysis.rs:1007:13 [INFO] [stdout] | [INFO] [stdout] 1007 | 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/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:1007:13 [INFO] [stdout] | [INFO] [stdout] 1007 | 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: 17 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: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 32.84s [INFO] running `Command { std: "docker" "inspect" "2fd22feae8f1d80e6e4183263e14034e770eed3463e343370bdd08add6de7ac2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fd22feae8f1d80e6e4183263e14034e770eed3463e343370bdd08add6de7ac2", kill_on_drop: false }` [INFO] [stdout] 2fd22feae8f1d80e6e4183263e14034e770eed3463e343370bdd08add6de7ac2