[INFO] fetching crate hambands 0.1.2...
[INFO] checking hambands-0.1.2 against 1.55.0 for beta-1.56-3
[INFO] extracting crate hambands 0.1.2 into /workspace/builds/worker-39/source
[INFO] validating manifest of crates.io crate hambands 0.1.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hambands 0.1.2
[INFO] finished tweaking crates.io crate hambands 0.1.2
[INFO] tweaked toml for crates.io crate hambands 0.1.2 written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ea344b80cc23e85cb328c10748f25e378bf3badab70639702c8838f32de490be
[INFO] running `Command { std: "docker" "start" "-a" "ea344b80cc23e85cb328c10748f25e378bf3badab70639702c8838f32de490be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea344b80cc23e85cb328c10748f25e378bf3badab70639702c8838f32de490be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea344b80cc23e85cb328c10748f25e378bf3badab70639702c8838f32de490be", kill_on_drop: false }`
[INFO] [stdout] ea344b80cc23e85cb328c10748f25e378bf3badab70639702c8838f32de490be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d18c6750bc3aadab6e518d6aa17ac72fa7fd64a5e5952f09baefa5bbc24c18b
[INFO] running `Command { std: "docker" "start" "-a" "7d18c6750bc3aadab6e518d6aa17ac72fa7fd64a5e5952f09baefa5bbc24c18b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hambands v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/band/mod.rs:167:24
[INFO] [stdout]     |
[INFO] [stdout] 167 |                   panic!(format!(
[INFO] [stdout]     |  ________________________^
[INFO] [stdout] 168 | |                     "Low frequency {} >= high frequency {} on band: {}",
[INFO] [stdout] 169 | |                     band.low_frequency, band.high_frequency, band.name
[INFO] [stdout] 170 | |                 ))
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 167 |                 panic!(
[INFO] [stdout] 168 |                     "Low frequency {} >= high frequency {} on band: {}",
[INFO] [stdout] 169 |                     band.low_frequency, band.high_frequency, band.name
[INFO] [stdout] 170 |                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "7d18c6750bc3aadab6e518d6aa17ac72fa7fd64a5e5952f09baefa5bbc24c18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d18c6750bc3aadab6e518d6aa17ac72fa7fd64a5e5952f09baefa5bbc24c18b", kill_on_drop: false }`
[INFO] [stdout] 7d18c6750bc3aadab6e518d6aa17ac72fa7fd64a5e5952f09baefa5bbc24c18b
