[INFO] cloning repository https://github.com/zhwei820/rs-code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zhwei820/rs-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhwei820%2Frs-code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhwei820%2Frs-code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 99ab9036f0bf962e5c9be688c5db197ebfd14d84 [INFO] checking zhwei820/rs-code against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhwei820%2Frs-code" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhwei820/rs-code on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhwei820/rs-code [INFO] finished tweaking git repo https://github.com/zhwei820/rs-code [INFO] tweaked toml for git repo https://github.com/zhwei820/rs-code written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zhwei820/rs-code 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" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1a163c462c83a4f17f42eb004e2dc02c1ca1a12cb83ffcb08237a5f5cdadbda [INFO] running `Command { std: "docker" "start" "-a" "e1a163c462c83a4f17f42eb004e2dc02c1ca1a12cb83ffcb08237a5f5cdadbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1a163c462c83a4f17f42eb004e2dc02c1ca1a12cb83ffcb08237a5f5cdadbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1a163c462c83a4f17f42eb004e2dc02c1ca1a12cb83ffcb08237a5f5cdadbda", kill_on_drop: false }` [INFO] [stdout] e1a163c462c83a4f17f42eb004e2dc02c1ca1a12cb83ffcb08237a5f5cdadbda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aec1829804caea180393b71dbf59ad364cd8bf5137a3d012b8ff653f5e768319 [INFO] running `Command { std: "docker" "start" "-a" "aec1829804caea180393b71dbf59ad364cd8bf5137a3d012b8ff653f5e768319", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking diff v0.1.13 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking rustgym-util v0.2.4 (/opt/rustwide/workdir/util) [INFO] [stderr] Checking assert_approx_eq v1.1.0 [INFO] [stderr] Compiling paste v1.0.9 [INFO] [stdout] warning: unused import: `crate::adventofcode::*` [INFO] [stdout] --> util/src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use crate::adventofcode::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::data::*` [INFO] [stdout] --> util/src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use crate::data::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::test_gen::*` [INFO] [stdout] --> util/src/lib.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use crate::test_gen::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::adventofcode::*` [INFO] [stdout] --> util/src/lib.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | pub use crate::adventofcode::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::data::*` [INFO] [stdout] --> util/src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | pub use crate::data::*; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::test_gen::*` [INFO] [stdout] --> util/src/lib.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | pub use crate::test_gen::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking pretty_assertions v0.7.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rustgym-leetcode v0.1.0 (/opt/rustwide/workdir/leetcode) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> leetcode/src/d3/_374_guess_number_higher_or_lower.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | match X.cmp(&num) { [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> leetcode/src/d3/_374_guess_number_higher_or_lower.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | match X.cmp(&num) { [INFO] [stdout] | ^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.61s [INFO] running `Command { std: "docker" "inspect" "aec1829804caea180393b71dbf59ad364cd8bf5137a3d012b8ff653f5e768319", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aec1829804caea180393b71dbf59ad364cd8bf5137a3d012b8ff653f5e768319", kill_on_drop: false }` [INFO] [stdout] aec1829804caea180393b71dbf59ad364cd8bf5137a3d012b8ff653f5e768319