[INFO] cloning repository https://github.com/sepehrshz82/compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sepehrshz82/compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepehrshz82%2Fcompiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepehrshz82%2Fcompiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] af35f1d9238143c71c5c30cb023b456e335f88c2 [INFO] checking sepehrshz82/compiler against master#2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsepehrshz82%2Fcompiler" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sepehrshz82/compiler on toolchain 2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sepehrshz82/compiler [INFO] finished tweaking git repo https://github.com/sepehrshz82/compiler [INFO] tweaked toml for git repo https://github.com/sepehrshz82/compiler written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sepehrshz82/compiler already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded slab_tree v0.3.2 [INFO] [stderr] Downloaded display_tree v1.1.2 [INFO] [stderr] Downloaded display_tree_derive v1.0.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c92b31c376edafc2aacc7e589ead5a3101eded47d7e5fbd59c9bbe0b72c30921 [INFO] running `Command { std: "docker" "start" "-a" "c92b31c376edafc2aacc7e589ead5a3101eded47d7e5fbd59c9bbe0b72c30921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c92b31c376edafc2aacc7e589ead5a3101eded47d7e5fbd59c9bbe0b72c30921", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c92b31c376edafc2aacc7e589ead5a3101eded47d7e5fbd59c9bbe0b72c30921", kill_on_drop: false }` [INFO] [stdout] c92b31c376edafc2aacc7e589ead5a3101eded47d7e5fbd59c9bbe0b72c30921 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2fcf1776b9ccef89993dfe40e9f5c4908e2d2d48" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5d3d1efd2a9ce9bea3e0194d1fb4ff895073f0838b78feb0a8ba80a30139fff6 [INFO] running `Command { std: "docker" "start" "-a" "5d3d1efd2a9ce9bea3e0194d1fb4ff895073f0838b78feb0a8ba80a30139fff6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.80 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustversion v1.0.15 [INFO] [stderr] Compiling heck v0.4.1 [INFO] [stderr] Checking snowflake v1.3.0 [INFO] [stderr] Checking slab_tree v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.59 [INFO] [stderr] Compiling display_tree_derive v1.0.3 [INFO] [stderr] Compiling strum_macros v0.26.2 [INFO] [stderr] Checking display_tree v1.1.2 [INFO] [stderr] Checking strum v0.26.2 [INFO] [stderr] Checking compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `isize` and `sync::mpsc::channel` [INFO] [stdout] --> src/semantic.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, i32, isize, sync::mpsc::channel, u32, usize}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Token` and `self` [INFO] [stdout] --> src/semantic.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `isize` and `sync::mpsc::channel` [INFO] [stdout] --> src/semantic.rs:1:38 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{collections::HashMap, i32, isize, sync::mpsc::channel, u32, usize}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Token` and `self` [INFO] [stdout] --> src/semantic.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | token::{self, Token, TokenType}, [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/semantic.rs:230:15 [INFO] [stdout] | [INFO] [stdout] 228 | TokenType::T_ROp_L [INFO] [stdout] | ------------------ matches all the relevant values [INFO] [stdout] 229 | | TokenType::T_ROp_G [INFO] [stdout] 230 | | TokenType::T_ROp_L [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/semantic.rs:231:15 [INFO] [stdout] | [INFO] [stdout] 229 | | TokenType::T_ROp_G [INFO] [stdout] | ------------------ matches all the relevant values [INFO] [stdout] 230 | | TokenType::T_ROp_L [INFO] [stdout] 231 | | TokenType::T_ROp_G [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_types` is never used [INFO] [stdout] --> src/semantic.rs:201:4 [INFO] [stdout] | [INFO] [stdout] 201 | fn find_types( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/semantic.rs:230:15 [INFO] [stdout] | [INFO] [stdout] 228 | TokenType::T_ROp_L [INFO] [stdout] | ------------------ matches all the relevant values [INFO] [stdout] 229 | | TokenType::T_ROp_G [INFO] [stdout] 230 | | TokenType::T_ROp_L [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/semantic.rs:231:15 [INFO] [stdout] | [INFO] [stdout] 229 | | TokenType::T_ROp_G [INFO] [stdout] | ------------------ matches all the relevant values [INFO] [stdout] 230 | | TokenType::T_ROp_L [INFO] [stdout] 231 | | TokenType::T_ROp_G [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_types` is never used [INFO] [stdout] --> src/semantic.rs:201:4 [INFO] [stdout] | [INFO] [stdout] 201 | fn find_types( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.61s [INFO] running `Command { std: "docker" "inspect" "5d3d1efd2a9ce9bea3e0194d1fb4ff895073f0838b78feb0a8ba80a30139fff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d3d1efd2a9ce9bea3e0194d1fb4ff895073f0838b78feb0a8ba80a30139fff6", kill_on_drop: false }` [INFO] [stdout] 5d3d1efd2a9ce9bea3e0194d1fb4ff895073f0838b78feb0a8ba80a30139fff6