[INFO] cloning repository https://github.com/MQasim1218/AI_Labs_with_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MQasim1218/AI_Labs_with_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMQasim1218%2FAI_Labs_with_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMQasim1218%2FAI_Labs_with_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d8a6752f7af73f1d049ec2a61046b2e8ee523765 [INFO] building MQasim1218/AI_Labs_with_Rust against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMQasim1218%2FAI_Labs_with_Rust" "/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/MQasim1218/AI_Labs_with_Rust on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MQasim1218/AI_Labs_with_Rust [INFO] finished tweaking git repo https://github.com/MQasim1218/AI_Labs_with_Rust [INFO] tweaked toml for git repo https://github.com/MQasim1218/AI_Labs_with_Rust written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/MQasim1218/AI_Labs_with_Rust 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded priority-queue v1.2.1 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f292e5f28a7031b394e56d51aac9a0144fe843ca3e3a47a9daea940b35047e5 [INFO] running `Command { std: "docker" "start" "-a" "9f292e5f28a7031b394e56d51aac9a0144fe843ca3e3a47a9daea940b35047e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f292e5f28a7031b394e56d51aac9a0144fe843ca3e3a47a9daea940b35047e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f292e5f28a7031b394e56d51aac9a0144fe843ca3e3a47a9daea940b35047e5", kill_on_drop: false }` [INFO] [stdout] 9f292e5f28a7031b394e56d51aac9a0144fe843ca3e3a47a9daea940b35047e5 [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91b023152c43a3641484d7e05b5f8db114689ace03ad0cc35fdb63cc399a4823 [INFO] running `Command { std: "docker" "start" "-a" "91b023152c43a3641484d7e05b5f8db114689ace03ad0cc35fdb63cc399a4823", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling indexmap v1.8.1 [INFO] [stderr] Compiling priority-queue v1.2.1 [INFO] [stderr] Compiling hashbrown v0.11.2 [INFO] [stderr] Compiling getrandom v0.2.6 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling AI_Labs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `curr` is never read [INFO] [stdout] --> src/searching.rs:93:21 [INFO] [stdout] | [INFO] [stdout] 93 | let mut curr = &graph[&curr_indx]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/searching.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | let mut curr_indx = st_node; [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/searching.rs:91:17 [INFO] [stdout] | [INFO] [stdout] 91 | let mut exp: Vec = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.16s [INFO] running `Command { std: "docker" "inspect" "91b023152c43a3641484d7e05b5f8db114689ace03ad0cc35fdb63cc399a4823", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91b023152c43a3641484d7e05b5f8db114689ace03ad0cc35fdb63cc399a4823", kill_on_drop: false }` [INFO] [stdout] 91b023152c43a3641484d7e05b5f8db114689ace03ad0cc35fdb63cc399a4823 [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ae3569842c334a1c21601bb93ebb9d80d9e002911a1583ebbc4168e7e94e091 [INFO] running `Command { std: "docker" "start" "-a" "4ae3569842c334a1c21601bb93ebb9d80d9e002911a1583ebbc4168e7e94e091", kill_on_drop: false }` [INFO] [stderr] Compiling AI_Labs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `curr` is never read [INFO] [stdout] --> src/searching.rs:93:21 [INFO] [stdout] | [INFO] [stdout] 93 | let mut curr = &graph[&curr_indx]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/searching.rs:86:17 [INFO] [stdout] | [INFO] [stdout] 86 | let mut curr_indx = st_node; [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/searching.rs:91:17 [INFO] [stdout] | [INFO] [stdout] 91 | let mut exp: Vec = Vec::new(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "4ae3569842c334a1c21601bb93ebb9d80d9e002911a1583ebbc4168e7e94e091", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ae3569842c334a1c21601bb93ebb9d80d9e002911a1583ebbc4168e7e94e091", kill_on_drop: false }` [INFO] [stdout] 4ae3569842c334a1c21601bb93ebb9d80d9e002911a1583ebbc4168e7e94e091