[INFO] cloning repository https://github.com/Shiv2576/Ping_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shiv2576/Ping_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShiv2576%2FPing_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShiv2576%2FPing_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4bd1e7606a4a2353c03e8a7c9238f4ed3c918516
[INFO] checking Shiv2576/Ping_rust against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShiv2576%2FPing_rust" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shiv2576/Ping_rust
[INFO] finished tweaking git repo https://github.com/Shiv2576/Ping_rust
[INFO] tweaked toml for git repo https://github.com/Shiv2576/Ping_rust written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shiv2576/Ping_rust on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shiv2576/Ping_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" "+df1b9bf194c9183fb7c0604484171064069ce232" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_macros_support v0.35.0
[INFO] [stderr]   Downloaded pnet_transport v0.35.0
[INFO] [stderr]   Downloaded pnet_packet v0.35.0
[INFO] [stderr]   Downloaded pnet v0.35.0
[INFO] [stderr]   Downloaded pnet_base v0.35.0
[INFO] [stderr]   Downloaded pnet_sys v0.35.0
[INFO] [stderr]   Downloaded escargot v0.3.1
[INFO] [stderr]   Downloaded pnet_macros v0.35.0
[INFO] [stderr]   Downloaded assert_cmd v0.10.2
[INFO] [stderr]   Downloaded pnet_datalink v0.35.0
[INFO] [stderr]   Downloaded serde_json v1.0.137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95073e3e366e0d1aa66b10ed5a1ea25bb389b83025ffc27b29ec2a77b358b5e4
[INFO] running `Command { std: "docker" "start" "-a" "95073e3e366e0d1aa66b10ed5a1ea25bb389b83025ffc27b29ec2a77b358b5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95073e3e366e0d1aa66b10ed5a1ea25bb389b83025ffc27b29ec2a77b358b5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95073e3e366e0d1aa66b10ed5a1ea25bb389b83025ffc27b29ec2a77b358b5e4", kill_on_drop: false }`
[INFO] [stdout] 95073e3e366e0d1aa66b10ed5a1ea25bb389b83025ffc27b29ec2a77b358b5e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc89ac0cd506b37e628e7dc5e076b155a4187edd370b24027f08afea31669f4
[INFO] running `Command { std: "docker" "start" "-a" "9cc89ac0cd506b37e628e7dc5e076b155a4187edd370b24027f08afea31669f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.15
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]    Compiling escargot v0.3.1
[INFO] [stderr]     Checking predicates-core v1.0.9
[INFO] [stderr]     Checking termtree v0.5.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling pnet v0.35.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking log v0.4.25
[INFO] [stderr]     Checking pnet_base v0.35.0
[INFO] [stderr]     Checking predicates-tree v1.0.12
[INFO] [stderr]     Checking pnet_macros_support v0.35.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pnet_sys v0.35.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling pnet_macros v0.35.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking pnet_packet v0.35.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking pnet_transport v0.35.0
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking pnet_datalink v0.35.0
[INFO] [stderr]     Checking assert_cmd v0.10.2
[INFO] [stderr]     Checking ping_icmp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `csum`
[INFO] [stdout]   --> src/ping.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let csum = icmpv6_checksum(&echo_packet);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_csum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `csum`
[INFO] [stdout]   --> src/ping.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let csum = icmpv6_checksum(&echo_packet);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_csum`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pin` and `self`
[INFO] [stdout]  --> src/main.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{net::IpAddr, pin::{self, Pin}};
[INFO] [stdout]   |                              ^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Pin` and `self`
[INFO] [stdout]  --> src/main.rs:1:30
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{net::IpAddr, pin::{self, Pin}};
[INFO] [stdout]   |                              ^^^^  ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "9cc89ac0cd506b37e628e7dc5e076b155a4187edd370b24027f08afea31669f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc89ac0cd506b37e628e7dc5e076b155a4187edd370b24027f08afea31669f4", kill_on_drop: false }`
[INFO] [stdout] 9cc89ac0cd506b37e628e7dc5e076b155a4187edd370b24027f08afea31669f4
