[INFO] cloning repository https://github.com/tecgen/vcgencmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tecgen/vcgencmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftecgen%2Fvcgencmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftecgen%2Fvcgencmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 91334e113648bae0e53970ca5808e5cea153b60e
[INFO] testing tecgen/vcgencmd against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftecgen%2Fvcgencmd" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tecgen/vcgencmd on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tecgen/vcgencmd
[INFO] finished tweaking git repo https://github.com/tecgen/vcgencmd
[INFO] tweaked toml for git repo https://github.com/tecgen/vcgencmd written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tecgen/vcgencmd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51d7c6b0b2a576daba2aa2ad6387bd60ed4d7fd4b540061fd3c28b5421d0a260
[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" "51d7c6b0b2a576daba2aa2ad6387bd60ed4d7fd4b540061fd3c28b5421d0a260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51d7c6b0b2a576daba2aa2ad6387bd60ed4d7fd4b540061fd3c28b5421d0a260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51d7c6b0b2a576daba2aa2ad6387bd60ed4d7fd4b540061fd3c28b5421d0a260", kill_on_drop: false }`
[INFO] [stdout] 51d7c6b0b2a576daba2aa2ad6387bd60ed4d7fd4b540061fd3c28b5421d0a260
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93d884ff7ceafc0895ae965ce0d38ca6ab4cb46c55467af67de4524d0dd7b48b
[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" "93d884ff7ceafc0895ae965ce0d38ca6ab4cb46c55467af67de4524d0dd7b48b", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcgencmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let max: i32 = *&args.len() as i32;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 |     for i in args {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "93d884ff7ceafc0895ae965ce0d38ca6ab4cb46c55467af67de4524d0dd7b48b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d884ff7ceafc0895ae965ce0d38ca6ab4cb46c55467af67de4524d0dd7b48b", kill_on_drop: false }`
[INFO] [stdout] 93d884ff7ceafc0895ae965ce0d38ca6ab4cb46c55467af67de4524d0dd7b48b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14e2e79a70f5ed80a538e8bc49b9fcf1edf2e03a7184bfe46626549d09733035
[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" "14e2e79a70f5ed80a538e8bc49b9fcf1edf2e03a7184bfe46626549d09733035", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcgencmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `max`
[INFO] [stdout]   --> src/main.rs:31:6
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let max: i32 = *&args.len() as i32;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:32:6
[INFO] [stdout]    |
[INFO] [stdout] 32 |     for i in args {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "14e2e79a70f5ed80a538e8bc49b9fcf1edf2e03a7184bfe46626549d09733035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e2e79a70f5ed80a538e8bc49b9fcf1edf2e03a7184bfe46626549d09733035", kill_on_drop: false }`
[INFO] [stdout] 14e2e79a70f5ed80a538e8bc49b9fcf1edf2e03a7184bfe46626549d09733035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9382a301af28fa8d04e3fc40359123c3ee7acb46094de0545a57f6987149105a
[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" "9382a301af28fa8d04e3fc40359123c3ee7acb46094de0545a57f6987149105a", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `max`
[INFO] [stderr]   --> src/main.rs:31:6
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let max: i32 = *&args.len() as i32;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_max`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:32:6
[INFO] [stderr]    |
[INFO] [stderr] 32 |     for i in args {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vcgencmd-62f39735c80fa960)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9382a301af28fa8d04e3fc40359123c3ee7acb46094de0545a57f6987149105a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9382a301af28fa8d04e3fc40359123c3ee7acb46094de0545a57f6987149105a", kill_on_drop: false }`
[INFO] [stdout] 9382a301af28fa8d04e3fc40359123c3ee7acb46094de0545a57f6987149105a