[INFO] cloning repository https://github.com/LucioFranco/compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LucioFranco/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f967bde2d742565f028a26a2e6321670da75baa [INFO] checking LucioFranco/compiler against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLucioFranco%2Fcompiler" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LucioFranco/compiler on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LucioFranco/compiler [INFO] finished tweaking git repo https://github.com/LucioFranco/compiler [INFO] tweaked toml for git repo https://github.com/LucioFranco/compiler written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/LucioFranco/compiler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7ed5dda83b5fd2c47859c85fa82b5e1a2af403b3974c82be99570c92ff5bb63e [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" "7ed5dda83b5fd2c47859c85fa82b5e1a2af403b3974c82be99570c92ff5bb63e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7ed5dda83b5fd2c47859c85fa82b5e1a2af403b3974c82be99570c92ff5bb63e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ed5dda83b5fd2c47859c85fa82b5e1a2af403b3974c82be99570c92ff5bb63e", kill_on_drop: false }` [INFO] [stdout] 7ed5dda83b5fd2c47859c85fa82b5e1a2af403b3974c82be99570c92ff5bb63e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "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] 6889fbe5a0e418758f1f6bb32bb72eb2a4a82ac29f69d34064ca2ce0eb5b89e4 [INFO] running `Command { std: "docker" "start" "-a" "6889fbe5a0e418758f1f6bb32bb72eb2a4a82ac29f69d34064ca2ce0eb5b89e4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling cranelift-codegen v0.59.0 [INFO] [stderr] Compiling nom v5.1.1 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling lexical-core v0.6.7 [INFO] [stderr] Compiling thiserror-impl v1.0.11 [INFO] [stderr] Checking thiserror v1.0.11 [INFO] [stderr] Checking cranelift-frontend v0.59.0 [INFO] [stderr] Checking cranelift v0.59.0 [INFO] [stderr] Checking compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/parser.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{ast::*, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `recognize` [INFO] [stdout] --> src/parser.rs:5:38 [INFO] [stdout] | [INFO] [stdout] 5 | combinator::{all_consuming, map, recognize}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Error` [INFO] [stdout] --> src/parser.rs:1:21 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{ast::*, Error}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `recognize` [INFO] [stdout] --> src/parser.rs:5:38 [INFO] [stdout] | [INFO] [stdout] 5 | combinator::{all_consuming, map, recognize}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/parser.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let lit = all_consuming(lit)(module)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lit` [INFO] [stdout] --> src/ast.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Lit(LitExpr), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Var(Ident<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unit` [INFO] [stdout] --> src/ast.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | Unit, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Named` [INFO] [stdout] --> src/ast.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Named(Ident<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lit` [INFO] [stdout] --> src/parser.rs:15:9 [INFO] [stdout] | [INFO] [stdout] 15 | let lit = all_consuming(lit)(module)?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lit` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Lit` [INFO] [stdout] --> src/ast.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Lit(LitExpr), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Var` [INFO] [stdout] --> src/ast.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Var(Ident<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unit` [INFO] [stdout] --> src/ast.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | Unit, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Named` [INFO] [stdout] --> src/ast.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | Named(Ident<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.65s [INFO] running `Command { std: "docker" "inspect" "6889fbe5a0e418758f1f6bb32bb72eb2a4a82ac29f69d34064ca2ce0eb5b89e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6889fbe5a0e418758f1f6bb32bb72eb2a4a82ac29f69d34064ca2ce0eb5b89e4", kill_on_drop: false }` [INFO] [stdout] 6889fbe5a0e418758f1f6bb32bb72eb2a4a82ac29f69d34064ca2ce0eb5b89e4