[INFO] cloning repository https://github.com/Lyr-7D1h/randomness_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Lyr-7D1h/randomness_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyr-7D1h%2Frandomness_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyr-7D1h%2Frandomness_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90cb785f329229fcd166ad016cd33ccf15011464
[INFO] checking Lyr-7D1h/randomness_test against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLyr-7D1h%2Frandomness_test" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Lyr-7D1h/randomness_test
[INFO] finished tweaking git repo https://github.com/Lyr-7D1h/randomness_test
[INFO] tweaked toml for git repo https://github.com/Lyr-7D1h/randomness_test written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Lyr-7D1h/randomness_test on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Lyr-7D1h/randomness_test 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26755ce8081c3639b61ca447492b736239a90dd619dc23593ab22cbe3150c022
[INFO] running `Command { std: "docker" "start" "-a" "26755ce8081c3639b61ca447492b736239a90dd619dc23593ab22cbe3150c022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26755ce8081c3639b61ca447492b736239a90dd619dc23593ab22cbe3150c022", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26755ce8081c3639b61ca447492b736239a90dd619dc23593ab22cbe3150c022", kill_on_drop: false }`
[INFO] [stdout] 26755ce8081c3639b61ca447492b736239a90dd619dc23593ab22cbe3150c022
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 548909426b38ba8285180c257f6cd38ece44e815457da750c22087d379d2f904
[INFO] running `Command { std: "docker" "start" "-a" "548909426b38ba8285180c257f6cd38ece44e815457da750c22087d379d2f904", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling num-rational v0.2.4
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[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.9
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[INFO] [stderr]     Checking randomness_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rev`
[INFO] [stdout]  --> src/main.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn print_count(count: &Vec<usize>, rev: usize) {
[INFO] [stdout]   |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_rev`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rev`
[INFO] [stdout]  --> src/main.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn print_count(count: &Vec<usize>, rev: usize) {
[INFO] [stdout]   |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_rev`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.54s
[INFO] running `Command { std: "docker" "inspect" "548909426b38ba8285180c257f6cd38ece44e815457da750c22087d379d2f904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548909426b38ba8285180c257f6cd38ece44e815457da750c22087d379d2f904", kill_on_drop: false }`
[INFO] [stdout] 548909426b38ba8285180c257f6cd38ece44e815457da750c22087d379d2f904
