[INFO] cloning repository https://github.com/loganintech/md5_phone_number_fun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/loganintech/md5_phone_number_fun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Fmd5_phone_number_fun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Fmd5_phone_number_fun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c2dbcefb9a1068fa279137b2736308a7a7d1c32
[INFO] checking loganintech/md5_phone_number_fun against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Floganintech%2Fmd5_phone_number_fun" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/loganintech/md5_phone_number_fun on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/loganintech/md5_phone_number_fun
[INFO] finished tweaking git repo https://github.com/loganintech/md5_phone_number_fun
[INFO] tweaked toml for git repo https://github.com/loganintech/md5_phone_number_fun written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/loganintech/md5_phone_number_fun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b3c28ba794a5fed265151ea14084a80da6a713fba208a02b8a15f7d8ebc0d87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b3c28ba794a5fed265151ea14084a80da6a713fba208a02b8a15f7d8ebc0d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b3c28ba794a5fed265151ea14084a80da6a713fba208a02b8a15f7d8ebc0d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3c28ba794a5fed265151ea14084a80da6a713fba208a02b8a15f7d8ebc0d87", kill_on_drop: false }`
[INFO] [stdout] 6b3c28ba794a5fed265151ea14084a80da6a713fba208a02b8a15f7d8ebc0d87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5a4022775edb1f5c168c0e7db23f9c7f556ba12aa5ba4be6065f8a46f32c3562
[INFO] running `Command { std: "docker" "start" "-a" "5a4022775edb1f5c168c0e7db23f9c7f556ba12aa5ba4be6065f8a46f32c3562", kill_on_drop: false }`
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking md5_phone_collision v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/check.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, BufRead, Read};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/check.rs:2:35
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{BufReader, BufRead, Read};
[INFO] [stdout]   |                                   ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "5a4022775edb1f5c168c0e7db23f9c7f556ba12aa5ba4be6065f8a46f32c3562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4022775edb1f5c168c0e7db23f9c7f556ba12aa5ba4be6065f8a46f32c3562", kill_on_drop: false }`
[INFO] [stdout] 5a4022775edb1f5c168c0e7db23f9c7f556ba12aa5ba4be6065f8a46f32c3562