[INFO] fetching crate earl-lang-syntax 1.0.0...
[INFO] checking earl-lang-syntax-1.0.0 against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194
[INFO] extracting crate earl-lang-syntax 1.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate earl-lang-syntax 1.0.0 on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate earl-lang-syntax 1.0.0
[INFO] finished tweaking crates.io crate earl-lang-syntax 1.0.0
[INFO] tweaked toml for crates.io crate earl-lang-syntax 1.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f88e6e00932fe411c9024eee20154a9a4e7b87b35f0a174ed08bd0f742d777
[INFO] running `Command { std: "docker" "start" "-a" "a1f88e6e00932fe411c9024eee20154a9a4e7b87b35f0a174ed08bd0f742d777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f88e6e00932fe411c9024eee20154a9a4e7b87b35f0a174ed08bd0f742d777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f88e6e00932fe411c9024eee20154a9a4e7b87b35f0a174ed08bd0f742d777", kill_on_drop: false }`
[INFO] [stdout] a1f88e6e00932fe411c9024eee20154a9a4e7b87b35f0a174ed08bd0f742d777
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61c7de73f0d2f299bd316ec7f7c76079cf4d86f4276c4cb44c6a044f49700fa1
[INFO] running `Command { std: "docker" "start" "-a" "61c7de73f0d2f299bd316ec7f7c76079cf4d86f4276c4cb44c6a044f49700fa1", kill_on_drop: false }`
[INFO] [stderr]     Checking earl-lang-syntax v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:1297:68
[INFO] [stdout]      |
[INFO] [stdout] 1297 |                 SyntaxError::ParsingError(parsing_error) => panic!(parsing_error.error_message),
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]      |
[INFO] [stdout] 1297 |                 SyntaxError::ParsingError(parsing_error) => panic!("{}", parsing_error.error_message),
[INFO] [stdout]      |                                                                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1297 |                 SyntaxError::ParsingError(parsing_error) => std::panic::panic_any(parsing_error.error_message),
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:1298:71
[INFO] [stdout]      |
[INFO] [stdout] 1298 |                 SyntaxError::AssumptionError(error_message) => panic!(error_message),
[INFO] [stdout]      |                                                                       ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]      |
[INFO] [stdout] 1298 |                 SyntaxError::AssumptionError(error_message) => panic!("{}", error_message),
[INFO] [stdout]      |                                                                       ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1298 |                 SyntaxError::AssumptionError(error_message) => std::panic::panic_any(error_message),
[INFO] [stdout]      |                                                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:1971:68
[INFO] [stdout]      |
[INFO] [stdout] 1971 |                 SyntaxError::ParsingError(parsing_error) => panic!(parsing_error.error_message),
[INFO] [stdout]      |                                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]      |
[INFO] [stdout] 1971 |                 SyntaxError::ParsingError(parsing_error) => panic!("{}", parsing_error.error_message),
[INFO] [stdout]      |                                                                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1971 |                 SyntaxError::ParsingError(parsing_error) => std::panic::panic_any(parsing_error.error_message),
[INFO] [stdout]      |                                                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]     --> src/lib.rs:1972:71
[INFO] [stdout]      |
[INFO] [stdout] 1972 |                 SyntaxError::AssumptionError(error_message) => panic!(error_message),
[INFO] [stdout]      |                                                                       ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]      |
[INFO] [stdout] 1972 |                 SyntaxError::AssumptionError(error_message) => panic!("{}", error_message),
[INFO] [stdout]      |                                                                       ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]      |
[INFO] [stdout] 1972 |                 SyntaxError::AssumptionError(error_message) => std::panic::panic_any(error_message),
[INFO] [stdout]      |                                                                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "61c7de73f0d2f299bd316ec7f7c76079cf4d86f4276c4cb44c6a044f49700fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c7de73f0d2f299bd316ec7f7c76079cf4d86f4276c4cb44c6a044f49700fa1", kill_on_drop: false }`
[INFO] [stdout] 61c7de73f0d2f299bd316ec7f7c76079cf4d86f4276c4cb44c6a044f49700fa1