[INFO] cloning repository https://github.com/r-ushil/wacc-32 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/r-ushil/wacc-32" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-ushil%2Fwacc-32", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-ushil%2Fwacc-32'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9eb0733b5e652cdc88f752a811c42087a736187c [INFO] checking r-ushil/wacc-32 against master#d49be02cf6d2e2a01264fcdef1e20c826710c0f5 for pr-133570-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr-ushil%2Fwacc-32" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/r-ushil/wacc-32 on toolchain d49be02cf6d2e2a01264fcdef1e20c826710c0f5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d49be02cf6d2e2a01264fcdef1e20c826710c0f5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/r-ushil/wacc-32 [INFO] finished tweaking git repo https://github.com/r-ushil/wacc-32 [INFO] tweaked toml for git repo https://github.com/r-ushil/wacc-32 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/r-ushil/wacc-32 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" "+d49be02cf6d2e2a01264fcdef1e20c826710c0f5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded brownstone v1.1.0 [INFO] [stderr] Downloaded indent_write v2.2.0 [INFO] [stderr] Downloaded nom-supreme v0.6.0 [INFO] [stderr] Downloaded joinery v2.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+d49be02cf6d2e2a01264fcdef1e20c826710c0f5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f527bf4d6daf0b5d4c8432cee3d1ea9f43c3a06bb669fff8ea686db579a72598 [INFO] running `Command { std: "docker" "start" "-a" "f527bf4d6daf0b5d4c8432cee3d1ea9f43c3a06bb669fff8ea686db579a72598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f527bf4d6daf0b5d4c8432cee3d1ea9f43c3a06bb669fff8ea686db579a72598", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f527bf4d6daf0b5d4c8432cee3d1ea9f43c3a06bb669fff8ea686db579a72598", kill_on_drop: false }` [INFO] [stdout] f527bf4d6daf0b5d4c8432cee3d1ea9f43c3a06bb669fff8ea686db579a72598 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+d49be02cf6d2e2a01264fcdef1e20c826710c0f5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6777fe41f05f9a6d04c24935bcc24bd507721f52aa5d8e0ca41610c321d3dae1 [INFO] running `Command { std: "docker" "start" "-a" "6777fe41f05f9a6d04c24935bcc24bd507721f52aa5d8e0ca41610c321d3dae1", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling fsio v0.1.3 [INFO] [stderr] Compiling nias v0.5.0 [INFO] [stderr] Checking minimal-lexical v0.2.1 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking indent_write v2.2.0 [INFO] [stderr] Checking joinery v2.1.0 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling nom v7.1.0 [INFO] [stderr] Checking brownstone v1.1.0 [INFO] [stderr] Checking envmnt v0.8.4 [INFO] [stderr] Checking ci_info v0.10.2 [INFO] [stderr] Checking nom-supreme v0.6.0 [INFO] [stderr] Checking wacc_32 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/parser/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `many1` [INFO] [stdout] --> src/parser/shared.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | multi::{many0, many1}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Compiling rusty-hook v0.11.2 [INFO] [stdout] warning: unused import: `Type::*` [INFO] [stdout] --> src/analyser/unify.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | use Type::*; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error::Error` [INFO] [stdout] --> src/parser/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `many1` [INFO] [stdout] --> src/parser/shared.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | multi::{many0, many1}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/expr.rs:95:7 [INFO] [stdout] | [INFO] [stdout] 95 | symbol_table.insert(&ident, t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 95 | let _ = symbol_table.insert(&ident, t); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/expr.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | symbol_table.insert(&x, x_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = symbol_table.insert(&x, x_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/expr.rs:177:5 [INFO] [stdout] | [INFO] [stdout] 177 | symbol_table.insert(&x, x_type); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 177 | let _ = symbol_table.insert(&x, x_type); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/symbol_table.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | a.insert(&("foo".to_owned()), Type::Int); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 61 | let _ = a.insert(&("foo".to_owned()), Type::Int); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/symbol_table.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | b.insert(&b_ident, b_type.clone()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = b.insert(&b_ident, b_type.clone()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/symbol_table.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 70 | a.insert(&("baz".to_owned()), Type::Int); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = a.insert(&("baz".to_owned()), Type::Int); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/analyser/mod.rs:172:5 [INFO] [stdout] | [INFO] [stdout] 172 | symbol_table.insert(&id, Type::Array(Box::new(Type::Array(Box::new(Type::Int))))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 172 | let _ = symbol_table.insert(&id, Type::Array(Box::new(Type::Array(Box::new(Type::Int))))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.78s [INFO] running `Command { std: "docker" "inspect" "6777fe41f05f9a6d04c24935bcc24bd507721f52aa5d8e0ca41610c321d3dae1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6777fe41f05f9a6d04c24935bcc24bd507721f52aa5d8e0ca41610c321d3dae1", kill_on_drop: false }` [INFO] [stdout] 6777fe41f05f9a6d04c24935bcc24bd507721f52aa5d8e0ca41610c321d3dae1