[INFO] cloning repository https://github.com/yi-tuan/complie [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yi-tuan/complie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyi-tuan%2Fcomplie", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyi-tuan%2Fcomplie'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2dc8077cbb2521476bcb5d8c93ae84bde504ad68 [INFO] checking yi-tuan/complie against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyi-tuan%2Fcomplie" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yi-tuan/complie on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/yi-tuan/complie [INFO] finished tweaking git repo https://github.com/yi-tuan/complie [INFO] tweaked toml for git repo https://github.com/yi-tuan/complie written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/yi-tuan/complie already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 049b178e6bcde5eb5f1cd68940dd397845b328e3284ab2972db771ba9f8aa499 [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" "049b178e6bcde5eb5f1cd68940dd397845b328e3284ab2972db771ba9f8aa499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "049b178e6bcde5eb5f1cd68940dd397845b328e3284ab2972db771ba9f8aa499", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "049b178e6bcde5eb5f1cd68940dd397845b328e3284ab2972db771ba9f8aa499", kill_on_drop: false }` [INFO] [stdout] 049b178e6bcde5eb5f1cd68940dd397845b328e3284ab2972db771ba9f8aa499 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa9bea916501a490e8580ed75676cc22eaa95f0f07099d63900d4278524552e4 [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" "aa9bea916501a490e8580ed75676cc22eaa95f0f07099d63900d4278524552e4", kill_on_drop: false }` [INFO] [stderr] Checking compile v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::lexer::Token` [INFO] [stdout] --> src/ast.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::lexer::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::lexer::Token` [INFO] [stdout] --> src/ast.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::lexer::Token; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child1` [INFO] [stdout] --> src/calculator.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let child1 = multiplicative(tokens); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_child1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child1` [INFO] [stdout] --> src/calculator.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let child1 = primary(&tokens); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_child1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/calculator.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let a = tokens.peek(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/calculator.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut node: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/calculator.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let token = tokens.peek(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_state` is never read [INFO] [stdout] --> src/lexer.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let mut new_state = State::Init; [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: unused variable: `child1` [INFO] [stdout] --> src/calculator.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let child1 = multiplicative(tokens); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_child1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `child1` [INFO] [stdout] --> src/calculator.rs:33:9 [INFO] [stdout] | [INFO] [stdout] 33 | let child1 = primary(&tokens); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_child1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/calculator.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | let a = tokens.peek(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node` [INFO] [stdout] --> src/calculator.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut node: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `token` [INFO] [stdout] --> src/calculator.rs:42:9 [INFO] [stdout] | [INFO] [stdout] 42 | let token = tokens.peek(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_token` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `new_state` is never read [INFO] [stdout] --> src/lexer.rs:79:9 [INFO] [stdout] | [INFO] [stdout] 79 | let mut new_state = State::Init; [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/calculator.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut node: Option = None; [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/calculator.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut node: Option = None; [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "aa9bea916501a490e8580ed75676cc22eaa95f0f07099d63900d4278524552e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa9bea916501a490e8580ed75676cc22eaa95f0f07099d63900d4278524552e4", kill_on_drop: false }` [INFO] [stdout] aa9bea916501a490e8580ed75676cc22eaa95f0f07099d63900d4278524552e4