[INFO] cloning repository https://github.com/voberoi/protohackers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/voberoi/protohackers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoberoi%2Fprotohackers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoberoi%2Fprotohackers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d83c8f415c6df8be660f9ef063b3a6799f40366d
[INFO] checking voberoi/protohackers against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvoberoi%2Fprotohackers" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/voberoi/protohackers on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/voberoi/protohackers
[INFO] finished tweaking git repo https://github.com/voberoi/protohackers
[INFO] tweaked toml for git repo https://github.com/voberoi/protohackers written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/voberoi/protohackers 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded primal-estimate v0.3.2
[INFO] [stderr]   Downloaded primal-bit v0.3.1
[INFO] [stderr]   Downloaded global_counter v0.2.2
[INFO] [stderr]   Downloaded primal-sieve v0.3.3
[INFO] [stderr]   Downloaded primal v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9aa3d4895e8432d3394399dd3770a94cf239687e4a0610ba13326587ed0bf297
[INFO] running `Command { std: "docker" "start" "-a" "9aa3d4895e8432d3394399dd3770a94cf239687e4a0610ba13326587ed0bf297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9aa3d4895e8432d3394399dd3770a94cf239687e4a0610ba13326587ed0bf297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9aa3d4895e8432d3394399dd3770a94cf239687e4a0610ba13326587ed0bf297", kill_on_drop: false }`
[INFO] [stdout] 9aa3d4895e8432d3394399dd3770a94cf239687e4a0610ba13326587ed0bf297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65d7215772e3afc559b6d0f1d6dc98d108bea0109625d86fe62d031d06de7f31
[INFO] running `Command { std: "docker" "start" "-a" "65d7215772e3afc559b6d0f1d6dc98d108bea0109625d86fe62d031d06de7f31", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]     Checking hamming v0.1.3
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.3.0
[INFO] [stderr]     Checking primal-bit v0.3.1
[INFO] [stderr]     Checking primal-estimate v0.3.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling thiserror v1.0.35
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking primal-sieve v0.3.3
[INFO] [stderr]     Checking indexmap v1.9.1
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]     Checking crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking global_counter v0.2.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking primal v0.3.1
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.35
[INFO] [stderr]     Checking clap v3.2.21
[INFO] [stderr]     Checking protohackers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `MeansToAnEnd` is never constructed
[INFO] [stdout]   --> tests/common.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum ServerType {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 16 |     PrimeTime,
[INFO] [stdout] 17 |     MeansToAnEnd,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `run_means_to_an_end` and `send_request` are never used
[INFO] [stdout]   --> tests/common.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ServerProcess {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn run_means_to_an_end() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn send_request(&self, bytes: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `PrimeTime` is never constructed
[INFO] [stdout]   --> tests/common.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | enum ServerType {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 16 |     PrimeTime,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `run_prime_time` and `send_request` are never used
[INFO] [stdout]   --> tests/common.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl ServerProcess {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 21 |     pub fn run_prime_time() -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub fn send_request(&self, bytes: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connection_is_open` is never used
[INFO] [stdout]    --> tests/common.rs:100:8
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub fn connection_is_open(conn: &TcpStream) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_line` is never used
[INFO] [stdout]    --> tests/common.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 | pub fn write_line(stream: &mut TcpStream, content: String) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_json_line` is never used
[INFO] [stdout]    --> tests/common.rs:131:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | pub fn write_json_line(stream: &mut TcpStream, obj: &json::JsonValue) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_line` is never used
[INFO] [stdout]    --> tests/common.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub fn read_line(stream: &mut TcpStream) -> String {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "65d7215772e3afc559b6d0f1d6dc98d108bea0109625d86fe62d031d06de7f31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d7215772e3afc559b6d0f1d6dc98d108bea0109625d86fe62d031d06de7f31", kill_on_drop: false }`
[INFO] [stdout] 65d7215772e3afc559b6d0f1d6dc98d108bea0109625d86fe62d031d06de7f31