[INFO] cloning repository https://github.com/thearyanahmed/codes-of-binarythreads
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thearyanahmed/codes-of-binarythreads" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthearyanahmed%2Fcodes-of-binarythreads", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthearyanahmed%2Fcodes-of-binarythreads'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75e72aee9fd0c288f6db6df7625fb373ff4eeb9b
[INFO] building thearyanahmed/codes-of-binarythreads 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%2Fthearyanahmed%2Fcodes-of-binarythreads" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thearyanahmed/codes-of-binarythreads 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/thearyanahmed/codes-of-binarythreads
[INFO] finished tweaking git repo https://github.com/thearyanahmed/codes-of-binarythreads
[INFO] tweaked toml for git repo https://github.com/thearyanahmed/codes-of-binarythreads written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thearyanahmed/codes-of-binarythreads 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 885749041f41790512d14e123f73627cab463c95af1a870aa834ea319fcd7afd
[INFO] running `Command { std: "docker" "start" "-a" "885749041f41790512d14e123f73627cab463c95af1a870aa834ea319fcd7afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "885749041f41790512d14e123f73627cab463c95af1a870aa834ea319fcd7afd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885749041f41790512d14e123f73627cab463c95af1a870aa834ea319fcd7afd", kill_on_drop: false }`
[INFO] [stdout] 885749041f41790512d14e123f73627cab463c95af1a870aa834ea319fcd7afd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 7e2bfb3cb9dc4402407f153459d7e9b1138f5b505c6d62382760869ffd394e8a
[INFO] running `Command { std: "docker" "start" "-a" "7e2bfb3cb9dc4402407f153459d7e9b1138f5b505c6d62382760869ffd394e8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling codes_of_binarythreads v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MAX` is never used
[INFO] [stdout]  --> src/algorithms/binary_search.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MAX : usize = 1000000;
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search` is never used
[INFO] [stdout]  --> src/algorithms/binary_search.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn binary_search(array : &mut [i32], target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/algorithms/binary_search.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `randomInt32ArrayMaxSize` is never used
[INFO] [stdout]   --> src/utils/array.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn randomInt32ArrayMaxSize() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "7e2bfb3cb9dc4402407f153459d7e9b1138f5b505c6d62382760869ffd394e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2bfb3cb9dc4402407f153459d7e9b1138f5b505c6d62382760869ffd394e8a", kill_on_drop: false }`
[INFO] [stdout] 7e2bfb3cb9dc4402407f153459d7e9b1138f5b505c6d62382760869ffd394e8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2666990d15e1df51dcd545ad111b9a190b3747af496891fa7aa29564cff94a28
[INFO] running `Command { std: "docker" "start" "-a" "2666990d15e1df51dcd545ad111b9a190b3747af496891fa7aa29564cff94a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling codes_of_binarythreads v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MAX` is never used
[INFO] [stdout]  --> src/algorithms/binary_search.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MAX : usize = 1000000;
[INFO] [stdout]   |       ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `binary_search` is never used
[INFO] [stdout]  --> src/algorithms/binary_search.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn binary_search(array : &mut [i32], target: i32) -> i32 {
[INFO] [stdout]   |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run` is never used
[INFO] [stdout]   --> src/algorithms/binary_search.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub fn run() {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `randomInt32ArrayMaxSize` is never used
[INFO] [stdout]   --> src/utils/array.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn randomInt32ArrayMaxSize() -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "2666990d15e1df51dcd545ad111b9a190b3747af496891fa7aa29564cff94a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2666990d15e1df51dcd545ad111b9a190b3747af496891fa7aa29564cff94a28", kill_on_drop: false }`
[INFO] [stdout] 2666990d15e1df51dcd545ad111b9a190b3747af496891fa7aa29564cff94a28