[INFO] fetching crate hambands 0.1.2...
[INFO] checking hambands-0.1.2 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate hambands 0.1.2 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate hambands 0.1.2 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a54aeddbc6b8e346ad5a2b6d8fa061f09f5610430f477f48a29cb4b5e7fc2936
[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" "a54aeddbc6b8e346ad5a2b6d8fa061f09f5610430f477f48a29cb4b5e7fc2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a54aeddbc6b8e346ad5a2b6d8fa061f09f5610430f477f48a29cb4b5e7fc2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54aeddbc6b8e346ad5a2b6d8fa061f09f5610430f477f48a29cb4b5e7fc2936", kill_on_drop: false }`
[INFO] [stdout] a54aeddbc6b8e346ad5a2b6d8fa061f09f5610430f477f48a29cb4b5e7fc2936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee3da650a156d01a625fe744e1fd25bd4ea7e2b67d95a7f4e74489c2d7e1c2f4
[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" "ee3da650a156d01a625fe744e1fd25bd4ea7e2b67d95a7f4e74489c2d7e1c2f4", kill_on_drop: false }`
[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_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee3da650a156d01a625fe744e1fd25bd4ea7e2b67d95a7f4e74489c2d7e1c2f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3da650a156d01a625fe744e1fd25bd4ea7e2b67d95a7f4e74489c2d7e1c2f4", kill_on_drop: false }`
[INFO] [stdout] ee3da650a156d01a625fe744e1fd25bd4ea7e2b67d95a7f4e74489c2d7e1c2f4