[INFO] fetching crate aeon 0.3.1...
[INFO] checking aeon-0.3.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate aeon 0.3.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate aeon 0.3.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aeon 0.3.1
[INFO] finished tweaking crates.io crate aeon 0.3.1
[INFO] tweaked toml for crates.io crate aeon 0.3.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efb35f981d1cefc5e3f0e94d2c747c18274d203381d64abcde5e88fd46d7d352
[INFO] running `Command { std: "docker" "start" "-a" "efb35f981d1cefc5e3f0e94d2c747c18274d203381d64abcde5e88fd46d7d352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efb35f981d1cefc5e3f0e94d2c747c18274d203381d64abcde5e88fd46d7d352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb35f981d1cefc5e3f0e94d2c747c18274d203381d64abcde5e88fd46d7d352", kill_on_drop: false }`
[INFO] [stdout] efb35f981d1cefc5e3f0e94d2c747c18274d203381d64abcde5e88fd46d7d352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adff3300e5a947f8d1a5e411bc636efef5259b52e4c1fc4ff98dc2605455425b
[INFO] running `Command { std: "docker" "start" "-a" "adff3300e5a947f8d1a5e411bc636efef5259b52e4c1fc4ff98dc2605455425b", kill_on_drop: false }`
[INFO] [stderr]     Checking aeon v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:250:58
[INFO] [stdout]     |
[INFO] [stdout] 250 |         assert!(matches!(current, Token::Identifier(_)), msg!("ident hello"));
[INFO] [stdout]     |                                                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add a "{}" format string to `Display` the message
[INFO] [stdout]     |
[INFO] [stdout] 250 |         assert!(matches!(current, Token::Identifier(_)), "{}", msg!("ident hello"));
[INFO] [stdout]     |                                                          +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:252:50
[INFO] [stdout]     |
[INFO] [stdout] 252 |         assert!(matches!(current, Token::Colon), msg!("colon"));
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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] 252 |         assert!(matches!(current, Token::Colon), "{}", msg!("colon"));
[INFO] [stdout]     |                                                  +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:255:50
[INFO] [stdout]     |
[INFO] [stdout] 255 |             matches!(current, Token::String(_)), msg!("string \"world\""));
[INFO] [stdout]     |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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] 255 |             matches!(current, Token::String(_)), "{}", msg!("string \"world\""));
[INFO] [stdout]     |                                                  +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:258:54
[INFO] [stdout]     |
[INFO] [stdout] 258 |             matches!(current, Token::Identifier(_)), msg!("ident world"));
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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] 258 |             matches!(current, Token::Identifier(_)), "{}", msg!("ident world"));
[INFO] [stdout]     |                                                      +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:261:46
[INFO] [stdout]     |
[INFO] [stdout] 261 |             matches!(current, Token::Colon), msg!("colon"));
[INFO] [stdout]     |                                              ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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] 261 |             matches!(current, Token::Colon), "{}", msg!("colon"));
[INFO] [stdout]     |                                              +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lexer.rs:264:51
[INFO] [stdout]     |
[INFO] [stdout] 264 |             matches!(current, Token::Integer(_)), msg!("integer 1236"));
[INFO] [stdout]     |                                                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` 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] 264 |             matches!(current, Token::Integer(_)), "{}", msg!("integer 1236"));
[INFO] [stdout]     |                                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "adff3300e5a947f8d1a5e411bc636efef5259b52e4c1fc4ff98dc2605455425b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adff3300e5a947f8d1a5e411bc636efef5259b52e4c1fc4ff98dc2605455425b", kill_on_drop: false }`
[INFO] [stdout] adff3300e5a947f8d1a5e411bc636efef5259b52e4c1fc4ff98dc2605455425b
