[INFO] fetching crate rogcat 0.4.1...
[INFO] checking rogcat-0.4.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate rogcat 0.4.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate rogcat 0.4.1 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 rogcat 0.4.1
[INFO] finished tweaking crates.io crate rogcat 0.4.1
[INFO] tweaked toml for crates.io crate rogcat 0.4.1 written to /workspace/builds/worker-67/source/Cargo.toml
[INFO] crate crates.io crate rogcat 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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] 301c51c988b17ed485b0470f964c99948871912bf63468e3074f674686533b28
[INFO] running `Command { std: "docker" "start" "-a" "301c51c988b17ed485b0470f964c99948871912bf63468e3074f674686533b28", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "301c51c988b17ed485b0470f964c99948871912bf63468e3074f674686533b28", kill_on_drop: false }`
[INFO] [stdout] 301c51c988b17ed485b0470f964c99948871912bf63468e3074f674686533b28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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 }`
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[INFO] running `Command { std: "docker" "start" "-a" "5d9fceda01d080c5e7b25b084146b940f6771cdbb0cb5d094ff7357df488d803", kill_on_drop: false }`
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[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tests/system.rs:41:71
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let result = run_rogcat(&cmd, None).unwrap_or_else(|_| panic!(cmd.join(" ")));
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let result = run_rogcat(&cmd, None).unwrap_or_else(|_| panic!("{}", cmd.join(" ")));
[INFO] [stdout]    |                                                                       ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let result = run_rogcat(&cmd, None).unwrap_or_else(|_| std::panic::panic_any(cmd.join(" ")));
[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 2m 11s
[INFO] running `Command { std: "docker" "inspect" "5d9fceda01d080c5e7b25b084146b940f6771cdbb0cb5d094ff7357df488d803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d9fceda01d080c5e7b25b084146b940f6771cdbb0cb5d094ff7357df488d803", kill_on_drop: false }`
[INFO] [stdout] 5d9fceda01d080c5e7b25b084146b940f6771cdbb0cb5d094ff7357df488d803
