[INFO] cloning repository https://github.com/quintenpalmer/htmldsl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quintenpalmer/htmldsl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquintenpalmer%2Fhtmldsl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquintenpalmer%2Fhtmldsl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d777710d49675adc90fa5cfdc2e4b4b837e7e1e8
[INFO] testing quintenpalmer/htmldsl against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquintenpalmer%2Fhtmldsl" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quintenpalmer/htmldsl on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quintenpalmer/htmldsl
[INFO] finished tweaking git repo https://github.com/quintenpalmer/htmldsl
[INFO] tweaked toml for git repo https://github.com/quintenpalmer/htmldsl written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/quintenpalmer/htmldsl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e21be4ebd42cfa0fc3d538d1a875ada9975f6895396b162f67d0529419319ae4
[INFO] running `Command { std: "docker" "start" "-a" "e21be4ebd42cfa0fc3d538d1a875ada9975f6895396b162f67d0529419319ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e21be4ebd42cfa0fc3d538d1a875ada9975f6895396b162f67d0529419319ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e21be4ebd42cfa0fc3d538d1a875ada9975f6895396b162f67d0529419319ae4", kill_on_drop: false }`
[INFO] [stdout] e21be4ebd42cfa0fc3d538d1a875ada9975f6895396b162f67d0529419319ae4
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cf770fe702b0bf1f1ebeba5965d1d94826fdedacc46074a66427708dd2877f3
[INFO] running `Command { std: "docker" "start" "-a" "7cf770fe702b0bf1f1ebeba5965d1d94826fdedacc46074a66427708dd2877f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling htmldsl_internal v0.1.0 (/opt/rustwide/workdir/htmldsl_internal)
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling htmldsl_internal_derive v0.1.0 (/opt/rustwide/workdir/htmldsl_internal_derive)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |                   _ => panic!(format!(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 22 | |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 | |                     tag_renderable_name_usage
[INFO] [stdout] 24 | |                 )),
[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] 21 |                 _ => panic!(
[INFO] [stdout] 22 |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 |                     tag_renderable_name_usage
[INFO] [stdout] 24 |                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |           None => panic!(format!(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 32 | |             "must provide the renderable name: {}",
[INFO] [stdout] 33 | |             tag_renderable_name_usage
[INFO] [stdout] 34 | |         )),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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] 31 |         None => panic!(
[INFO] [stdout] 32 |             "must provide the renderable name: {}",
[INFO] [stdout] 33 |             tag_renderable_name_usage
[INFO] [stdout] 34 |         ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> htmldsl_internal_derive/src/util.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |           panic!(format!(
[INFO] [stdout]   |  ________________^
[INFO] [stdout] 8 | |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 | |         ));
[INFO] [stdout]   | |_________^
[INFO] [stdout]   |
[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] 7 |         panic!(
[INFO] [stdout] 8 |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 |         );
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling htmldsl v0.1.0 (/opt/rustwide/workdir/htmldsl)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "7cf770fe702b0bf1f1ebeba5965d1d94826fdedacc46074a66427708dd2877f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf770fe702b0bf1f1ebeba5965d1d94826fdedacc46074a66427708dd2877f3", kill_on_drop: false }`
[INFO] [stdout] 7cf770fe702b0bf1f1ebeba5965d1d94826fdedacc46074a66427708dd2877f3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36fc13bd08c8c6dd9a35b53790c92ac9241e1a6b8b74ca5af97c6f2dee3cb9e7
[INFO] running `Command { std: "docker" "start" "-a" "36fc13bd08c8c6dd9a35b53790c92ac9241e1a6b8b74ca5af97c6f2dee3cb9e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling htmldsl_internal v0.1.0 (/opt/rustwide/workdir/htmldsl_internal)
[INFO] [stderr]    Compiling htmldsl_internal_derive v0.1.0 (/opt/rustwide/workdir/htmldsl_internal_derive)
[INFO] [stderr]    Compiling htmldsl v0.1.0 (/opt/rustwide/workdir/htmldsl)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |                   _ => panic!(format!(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 22 | |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 | |                     tag_renderable_name_usage
[INFO] [stdout] 24 | |                 )),
[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] 21 |                 _ => panic!(
[INFO] [stdout] 22 |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 |                     tag_renderable_name_usage
[INFO] [stdout] 24 |                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |           None => panic!(format!(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 32 | |             "must provide the renderable name: {}",
[INFO] [stdout] 33 | |             tag_renderable_name_usage
[INFO] [stdout] 34 | |         )),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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] 31 |         None => panic!(
[INFO] [stdout] 32 |             "must provide the renderable name: {}",
[INFO] [stdout] 33 |             tag_renderable_name_usage
[INFO] [stdout] 34 |         ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> htmldsl_internal_derive/src/util.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |           panic!(format!(
[INFO] [stdout]   |  ________________^
[INFO] [stdout] 8 | |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 | |         ));
[INFO] [stdout]   | |_________^
[INFO] [stdout]   |
[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] 7 |         panic!(
[INFO] [stdout] 8 |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 |         );
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:21:29
[INFO] [stdout]    |
[INFO] [stdout] 21 |                   _ => panic!(format!(
[INFO] [stdout]    |  _____________________________^
[INFO] [stdout] 22 | |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 | |                     tag_renderable_name_usage
[INFO] [stdout] 24 | |                 )),
[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] 21 |                 _ => panic!(
[INFO] [stdout] 22 |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stdout] 23 |                     tag_renderable_name_usage
[INFO] [stdout] 24 |                 ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> htmldsl_internal_derive/src/name.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |           None => panic!(format!(
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 32 | |             "must provide the renderable name: {}",
[INFO] [stdout] 33 | |             tag_renderable_name_usage
[INFO] [stdout] 34 | |         )),
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[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] 31 |         None => panic!(
[INFO] [stdout] 32 |             "must provide the renderable name: {}",
[INFO] [stdout] 33 |             tag_renderable_name_usage
[INFO] [stdout] 34 |         ),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]  --> htmldsl_internal_derive/src/util.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |           panic!(format!(
[INFO] [stdout]   |  ________________^
[INFO] [stdout] 8 | |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 | |         ));
[INFO] [stdout]   | |_________^
[INFO] [stdout]   |
[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] 7 |         panic!(
[INFO] [stdout] 8 |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stdout] 9 |         );
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "36fc13bd08c8c6dd9a35b53790c92ac9241e1a6b8b74ca5af97c6f2dee3cb9e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36fc13bd08c8c6dd9a35b53790c92ac9241e1a6b8b74ca5af97c6f2dee3cb9e7", kill_on_drop: false }`
[INFO] [stdout] 36fc13bd08c8c6dd9a35b53790c92ac9241e1a6b8b74ca5af97c6f2dee3cb9e7
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcd0fc3eadb6d9e1a5c0903f2f3811a5d21a1bfceedc6251e4b920bf6d5573f3
[INFO] running `Command { std: "docker" "start" "-a" "fcd0fc3eadb6d9e1a5c0903f2f3811a5d21a1bfceedc6251e4b920bf6d5573f3", kill_on_drop: false }`
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> htmldsl_internal_derive/src/name.rs:21:29
[INFO] [stderr]    |
[INFO] [stderr] 21 |                   _ => panic!(format!(
[INFO] [stderr]    |  _____________________________^
[INFO] [stderr] 22 | |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stderr] 23 | |                     tag_renderable_name_usage
[INFO] [stderr] 24 | |                 )),
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 _ => panic!(
[INFO] [stderr] 22 |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stderr] 23 |                     tag_renderable_name_usage
[INFO] [stderr] 24 |                 ),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> htmldsl_internal_derive/src/name.rs:31:24
[INFO] [stderr]    |
[INFO] [stderr] 31 |           None => panic!(format!(
[INFO] [stderr]    |  ________________________^
[INFO] [stderr] 32 | |             "must provide the renderable name: {}",
[INFO] [stderr] 33 | |             tag_renderable_name_usage
[INFO] [stderr] 34 | |         )),
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 31 |         None => panic!(
[INFO] [stderr] 32 |             "must provide the renderable name: {}",
[INFO] [stderr] 33 |             tag_renderable_name_usage
[INFO] [stderr] 34 |         ),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> htmldsl_internal_derive/src/util.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |           panic!(format!(
[INFO] [stderr]   |  ________________^
[INFO] [stderr] 8 | |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stderr] 9 | |         ));
[INFO] [stderr]   | |_________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this is no longer accepted in Rust 2021
[INFO] [stderr]   = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]   |
[INFO] [stderr] 7 |         panic!(
[INFO] [stderr] 8 |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stderr] 9 |         );
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> htmldsl_internal_derive/src/name.rs:21:29
[INFO] [stderr]    |
[INFO] [stderr] 21 |                   _ => panic!(format!(
[INFO] [stderr]    |  _____________________________^
[INFO] [stderr] 22 | |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stderr] 23 | |                     tag_renderable_name_usage
[INFO] [stderr] 24 | |                 )),
[INFO] [stderr]    | |_________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 21 |                 _ => panic!(
[INFO] [stderr] 22 |                     "incorrect usage of custom attribute, use: {}",
[INFO] [stderr] 23 |                     tag_renderable_name_usage
[INFO] [stderr] 24 |                 ),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> htmldsl_internal_derive/src/name.rs:31:24
[INFO] [stderr]    |
[INFO] [stderr] 31 |           None => panic!(format!(
[INFO] [stderr]    |  ________________________^
[INFO] [stderr] 32 | |             "must provide the renderable name: {}",
[INFO] [stderr] 33 | |             tag_renderable_name_usage
[INFO] [stderr] 34 | |         )),
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 31 |         None => panic!(
[INFO] [stderr] 32 |             "must provide the renderable name: {}",
[INFO] [stderr] 33 |             tag_renderable_name_usage
[INFO] [stderr] 34 |         ),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]  --> htmldsl_internal_derive/src/util.rs:7:16
[INFO] [stderr]   |
[INFO] [stderr] 7 |           panic!(format!(
[INFO] [stderr]   |  ________________^
[INFO] [stderr] 8 | |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stderr] 9 | |         ));
[INFO] [stderr]   | |_________^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this is no longer accepted in Rust 2021
[INFO] [stderr]   = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]   |
[INFO] [stderr] 7 |         panic!(
[INFO] [stderr] 8 |             "expected tag_renderable_name attribute to be a string: `... = \"...\"`",
[INFO] [stderr] 9 |         );
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/htmldsl-8bb343b3c6376746)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/htmldsl_internal-357ad1e43be4d4c7)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/htmldsl_internal_derive-9822c33e1612e8ca)
[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] [stderr]    Doc-tests htmldsl
[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] [stderr]    Doc-tests htmldsl_internal
[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] [stderr]    Doc-tests htmldsl_internal_derive
[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" "fcd0fc3eadb6d9e1a5c0903f2f3811a5d21a1bfceedc6251e4b920bf6d5573f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd0fc3eadb6d9e1a5c0903f2f3811a5d21a1bfceedc6251e4b920bf6d5573f3", kill_on_drop: false }`
[INFO] [stdout] fcd0fc3eadb6d9e1a5c0903f2f3811a5d21a1bfceedc6251e4b920bf6d5573f3