[INFO] cloning repository https://github.com/GnanaGanesh1999/rust-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GnanaGanesh1999/rust-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGnanaGanesh1999%2Frust-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGnanaGanesh1999%2Frust-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f96c09b38d8f729d8e559f2b5e8357ebd36da2b
[INFO] checking GnanaGanesh1999/rust-poc against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGnanaGanesh1999%2Frust-poc" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GnanaGanesh1999/rust-poc on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GnanaGanesh1999/rust-poc
[INFO] finished tweaking git repo https://github.com/GnanaGanesh1999/rust-poc
[INFO] tweaked toml for git repo https://github.com/GnanaGanesh1999/rust-poc written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/GnanaGanesh1999/rust-poc 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa4e114371f20ced22328ef49501e6e5a7e406092eb689d38cbf2b78fac7486
[INFO] running `Command { std: "docker" "start" "-a" "6aa4e114371f20ced22328ef49501e6e5a7e406092eb689d38cbf2b78fac7486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa4e114371f20ced22328ef49501e6e5a7e406092eb689d38cbf2b78fac7486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa4e114371f20ced22328ef49501e6e5a7e406092eb689d38cbf2b78fac7486", kill_on_drop: false }`
[INFO] [stdout] 6aa4e114371f20ced22328ef49501e6e5a7e406092eb689d38cbf2b78fac7486
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 704366a9abbd92d8e7b3c017a0cf6adaa3c70a19ed54ad5f79e2ec29e999b8fb
[INFO] running `Command { std: "docker" "start" "-a" "704366a9abbd92d8e7b3c017a0cf6adaa3c70a19ed54ad5f79e2ec29e999b8fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking mars-rover v0.1.0 (/opt/rustwide/workdir/mars-rover)
[INFO] [stderr]     Checking rectangle v0.1.0 (/opt/rustwide/workdir/rectangle)
[INFO] [stderr]     Checking ip_sniffer v0.1.0 (/opt/rustwide/workdir/ip_sniffer)
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> mars-rover/src/rover.rs:27:22
[INFO] [stdout]    |
[INFO] [stdout] 27 |         out.push_str(", ".into());
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Rectangle` is never constructed
[INFO] [stdout]  --> rectangle/src/lib.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct Rectangle {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> mars-rover/src/rover.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 |         out.push_str(" : ".into());
[INFO] [stdout]    |                      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `&str` to `&str`
[INFO] [stdout]   --> mars-rover/src/rover.rs:31:22
[INFO] [stdout]    |
[INFO] [stdout] 31 |         out.push_str("\n".into());
[INFO] [stdout]    |                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `area`, and `perimeter` are never used
[INFO] [stdout]   --> rectangle/src/lib.rs:7:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | impl Rectangle {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] 7  |     fn new(length: f64, breadth: f64) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn area(&self) -> f64 {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn perimeter(&self) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mars-rover` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "704366a9abbd92d8e7b3c017a0cf6adaa3c70a19ed54ad5f79e2ec29e999b8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "704366a9abbd92d8e7b3c017a0cf6adaa3c70a19ed54ad5f79e2ec29e999b8fb", kill_on_drop: false }`
[INFO] [stdout] 704366a9abbd92d8e7b3c017a0cf6adaa3c70a19ed54ad5f79e2ec29e999b8fb