[INFO] cloning repository https://github.com/RavazziniAndrea/ping-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RavazziniAndrea/ping-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavazziniAndrea%2Fping-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavazziniAndrea%2Fping-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b9339d15e6e79a73fe33bf3a5e7b290d55a166e7 [INFO] checking RavazziniAndrea/ping-rs against try#54e27f559f23913c1d5afb1a0f0114e9e61b81b8 for pr-147589 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRavazziniAndrea%2Fping-rs" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/RavazziniAndrea/ping-rs [INFO] finished tweaking git repo https://github.com/RavazziniAndrea/ping-rs [INFO] tweaked toml for git repo https://github.com/RavazziniAndrea/ping-rs written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/RavazziniAndrea/ping-rs on toolchain 54e27f559f23913c1d5afb1a0f0114e9e61b81b8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/RavazziniAndrea/ping-rs 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" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e38d3a191706bd755d0df270bb30c48e94b6effbf475dbb8da91e143d51eadca [INFO] running `Command { std: "docker" "start" "-a" "e38d3a191706bd755d0df270bb30c48e94b6effbf475dbb8da91e143d51eadca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e38d3a191706bd755d0df270bb30c48e94b6effbf475dbb8da91e143d51eadca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e38d3a191706bd755d0df270bb30c48e94b6effbf475dbb8da91e143d51eadca", kill_on_drop: false }` [INFO] [stdout] e38d3a191706bd755d0df270bb30c48e94b6effbf475dbb8da91e143d51eadca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+54e27f559f23913c1d5afb1a0f0114e9e61b81b8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f9df565fbd54d2b92843b5107c1734f73035853164fa891fcbc77277d68329fb [INFO] running `Command { std: "docker" "start" "-a" "f9df565fbd54d2b92843b5107c1734f73035853164fa891fcbc77277d68329fb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking unicode-width v0.1.14 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking mio v1.0.3 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking signal-hook-registry v1.4.2 [INFO] [stderr] Checking socket2 v0.5.8 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking tokio v1.44.1 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Checking ping v0.5.2 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking ping-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `IpAddr` [INFO] [stdout] --> src/main.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::{IpAddr, Ipv4Addr}; [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 import: `std::num::Wrapping` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::num::Wrapping; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Range` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::Range; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::linux::net` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::os::linux::net; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | for i in 0..hosts { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bits` [INFO] [stdout] --> src/main.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | let bits = new_ip.octets(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `IpAddr` [INFO] [stdout] --> src/main.rs:5:16 [INFO] [stdout] | [INFO] [stdout] 5 | use std::net::{IpAddr, Ipv4Addr}; [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 import: `std::num::Wrapping` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::num::Wrapping; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Range` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::ops::Range; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::os::linux::net` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::os::linux::net; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `netmask`, `wildcard`, and `hosts` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Network { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | netmask: Ipv4Addr, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 26 | wildcard: Ipv4Addr, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 27 | hosts: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | for i in 0..hosts { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bits` [INFO] [stdout] --> src/main.rs:131:17 [INFO] [stdout] | [INFO] [stdout] 131 | let bits = new_ip.octets(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_bits` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `netmask`, `wildcard`, and `hosts` are never read [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 22 | struct Network { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 25 | netmask: Ipv4Addr, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 26 | wildcard: Ipv4Addr, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 27 | hosts: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Network` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.02s [INFO] running `Command { std: "docker" "inspect" "f9df565fbd54d2b92843b5107c1734f73035853164fa891fcbc77277d68329fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f9df565fbd54d2b92843b5107c1734f73035853164fa891fcbc77277d68329fb", kill_on_drop: false }` [INFO] [stdout] f9df565fbd54d2b92843b5107c1734f73035853164fa891fcbc77277d68329fb