[INFO] cloning repository https://github.com/Sooh317/rust_mycc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Sooh317/rust_mycc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSooh317%2Frust_mycc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSooh317%2Frust_mycc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ae731a24c44a12db5dd48fc20e243ccd7ad6293e [INFO] checking Sooh317/rust_mycc against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSooh317%2Frust_mycc" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Sooh317/rust_mycc [INFO] finished tweaking git repo https://github.com/Sooh317/rust_mycc [INFO] tweaked toml for git repo https://github.com/Sooh317/rust_mycc written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Sooh317/rust_mycc on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Sooh317/rust_mycc 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ebdb074f5b4bd4e124b06926bc467869441b4410ac65c5669d991ac60a8bb5d2 [INFO] running `Command { std: "docker" "start" "-a" "ebdb074f5b4bd4e124b06926bc467869441b4410ac65c5669d991ac60a8bb5d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ebdb074f5b4bd4e124b06926bc467869441b4410ac65c5669d991ac60a8bb5d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ebdb074f5b4bd4e124b06926bc467869441b4410ac65c5669d991ac60a8bb5d2", kill_on_drop: false }` [INFO] [stdout] ebdb074f5b4bd4e124b06926bc467869441b4410ac65c5669d991ac60a8bb5d2 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7f939b726b5206378624830fbc7d53bb2c36891ddf742445c974feb83898ba7 [INFO] running `Command { std: "docker" "start" "-a" "c7f939b726b5206378624830fbc7d53bb2c36891ddf742445c974feb83898ba7", kill_on_drop: false }` [INFO] [stderr] Checking mycc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `type_to_size` [INFO] [stdout] --> src/parser.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ty::{Type, type_of_node, type_to_size}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `type_to_size` [INFO] [stdout] --> src/parser.rs:3:37 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::ty::{Type, type_of_node, type_to_size}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next_index` is never read [INFO] [stdout] --> src/tokenizer.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Token<'a>{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 12 | pub index : usize, [INFO] [stdout] 13 | pub next_index : usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Array` is never constructed [INFO] [stdout] --> src/ty.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Type { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] 5 | Int, [INFO] [stdout] 6 | Array, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser.rs:147:41 [INFO] [stdout] | [INFO] [stdout] 147 | map.insert(func_name.clone(), VarInfo { ty: node.ty.clone(), offset: -1}); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `next_index` is never read [INFO] [stdout] --> src/tokenizer.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Token<'a>{ [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 12 | pub index : usize, [INFO] [stdout] 13 | pub next_index : usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Array` is never constructed [INFO] [stdout] --> src/ty.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | pub enum Type { [INFO] [stdout] | ---- variant in this enum [INFO] [stdout] 5 | Int, [INFO] [stdout] 6 | Array, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/parser.rs:147:41 [INFO] [stdout] | [INFO] [stdout] 147 | map.insert(func_name.clone(), VarInfo { ty: node.ty.clone(), offset: -1}); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "c7f939b726b5206378624830fbc7d53bb2c36891ddf742445c974feb83898ba7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7f939b726b5206378624830fbc7d53bb2c36891ddf742445c974feb83898ba7", kill_on_drop: false }` [INFO] [stdout] c7f939b726b5206378624830fbc7d53bb2c36891ddf742445c974feb83898ba7