[INFO] fetching crate cargo-cln 0.1.0...
[INFO] building cargo-cln-0.1.0 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate cargo-cln 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cargo-cln 0.1.0 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-cln 0.1.0
[INFO] finished tweaking crates.io crate cargo-cln 0.1.0
[INFO] tweaked toml for crates.io crate cargo-cln 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e52a220b7720b40497b2edc4ae0025b0b9510003242832a39caad9dcb3a13922
[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" "e52a220b7720b40497b2edc4ae0025b0b9510003242832a39caad9dcb3a13922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e52a220b7720b40497b2edc4ae0025b0b9510003242832a39caad9dcb3a13922", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e52a220b7720b40497b2edc4ae0025b0b9510003242832a39caad9dcb3a13922", kill_on_drop: false }`
[INFO] [stdout] e52a220b7720b40497b2edc4ae0025b0b9510003242832a39caad9dcb3a13922
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c237ae3b297dba75e883eb71614222fe0a0de97fa791d5b67484bbaf8613fc3
[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" "2c237ae3b297dba75e883eb71614222fe0a0de97fa791d5b67484bbaf8613fc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling cargo-cln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Err(_) => panic!(format!("Couldn't open {}", &toml_path)),
[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] 14 |         Err(_) => panic!("Couldn't open {}", &toml_path),
[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 5.34s
[INFO] running `Command { std: "docker" "inspect" "2c237ae3b297dba75e883eb71614222fe0a0de97fa791d5b67484bbaf8613fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c237ae3b297dba75e883eb71614222fe0a0de97fa791d5b67484bbaf8613fc3", kill_on_drop: false }`
[INFO] [stdout] 2c237ae3b297dba75e883eb71614222fe0a0de97fa791d5b67484bbaf8613fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92577d3df2baef162887d6dda1b2b1bd59bf592311deac21dd528053cb5f5185
[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" "92577d3df2baef162887d6dda1b2b1bd59bf592311deac21dd528053cb5f5185", kill_on_drop: false }`
[INFO] [stderr]    Compiling cargo-cln v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/main.rs:14:26
[INFO] [stdout]    |
[INFO] [stdout] 14 |         Err(_) => panic!(format!("Couldn't open {}", &toml_path)),
[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] 14 |         Err(_) => panic!("Couldn't open {}", &toml_path),
[INFO] [stdout]    |                         --                            --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "92577d3df2baef162887d6dda1b2b1bd59bf592311deac21dd528053cb5f5185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92577d3df2baef162887d6dda1b2b1bd59bf592311deac21dd528053cb5f5185", kill_on_drop: false }`
[INFO] [stdout] 92577d3df2baef162887d6dda1b2b1bd59bf592311deac21dd528053cb5f5185
