[INFO] fetching crate queuingtask 0.1.0...
[INFO] testing queuingtask-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate queuingtask 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate queuingtask 0.1.0
[INFO] finished tweaking crates.io crate queuingtask 0.1.0
[INFO] tweaked toml for crates.io crate queuingtask 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate queuingtask 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7de9db07ad98a341ff8531f0322037abf62211b6d89981f4c077d92b12e8d159
[INFO] running `Command { std: "docker" "start" "-a" "7de9db07ad98a341ff8531f0322037abf62211b6d89981f4c077d92b12e8d159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7de9db07ad98a341ff8531f0322037abf62211b6d89981f4c077d92b12e8d159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7de9db07ad98a341ff8531f0322037abf62211b6d89981f4c077d92b12e8d159", kill_on_drop: false }`
[INFO] [stdout] 7de9db07ad98a341ff8531f0322037abf62211b6d89981f4c077d92b12e8d159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 574aa9ba6c91b9790493f13caef0c5a1d416175a2b8adc2de4c5ae8a18b29ec3
[INFO] running `Command { std: "docker" "start" "-a" "574aa9ba6c91b9790493f13caef0c5a1d416175a2b8adc2de4c5ae8a18b29ec3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling queuingtask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn submit<F,T>(&mut self,f:F) ->
[INFO] [stdout]    |                        ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<'_, HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 58 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 58 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |                                             panic!(format!("{:?}",e));
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 79 -                                             panic!(format!("{:?}",e));
[INFO] [stdout] 79 +                                             panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 85 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 85 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 panic!(format!("{:?}",e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 124 -                 panic!(format!("{:?}",e));
[INFO] [stdout] 124 +                 panic!("{:?}",e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "574aa9ba6c91b9790493f13caef0c5a1d416175a2b8adc2de4c5ae8a18b29ec3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "574aa9ba6c91b9790493f13caef0c5a1d416175a2b8adc2de4c5ae8a18b29ec3", kill_on_drop: false }`
[INFO] [stdout] 574aa9ba6c91b9790493f13caef0c5a1d416175a2b8adc2de4c5ae8a18b29ec3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06aa22fcf05cdbf1aee92648d610cb77c3dcdd6997bfe9516e684c6ee58ac025
[INFO] running `Command { std: "docker" "start" "-a" "06aa22fcf05cdbf1aee92648d610cb77c3dcdd6997bfe9516e684c6ee58ac025", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn submit<F,T>(&mut self,f:F) ->
[INFO] [stdout]    |                        ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<'_, HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 58 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 58 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |                                             panic!(format!("{:?}",e));
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 79 -                                             panic!(format!("{:?}",e));
[INFO] [stdout] 79 +                                             panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 85 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 85 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 panic!(format!("{:?}",e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 124 -                 panic!(format!("{:?}",e));
[INFO] [stdout] 124 +                 panic!("{:?}",e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling queuingtask v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn submit<F,T>(&mut self,f:F) ->
[INFO] [stdout]    |                        ^^^^^^^^^ the lifetime is elided here
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<'_, HashMap<u32,Sender<Notify>>>>>
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 58 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 58 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:79:19
[INFO] [stdout]    |
[INFO] [stdout] 79 |                                             panic!(format!("{:?}",e));
[INFO] [stdout]    |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 79 -                                             panic!(format!("{:?}",e));
[INFO] [stdout] 79 +                                             panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/lib.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |                                     panic!(format!("{:?}",e));
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 85 -                                     panic!(format!("{:?}",e));
[INFO] [stdout] 85 +                                     panic!("{:?}",e);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |                 panic!(format!("{:?}",e));
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 124 -                 panic!(format!("{:?}",e));
[INFO] [stdout] 124 +                 panic!("{:?}",e);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "06aa22fcf05cdbf1aee92648d610cb77c3dcdd6997bfe9516e684c6ee58ac025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06aa22fcf05cdbf1aee92648d610cb77c3dcdd6997bfe9516e684c6ee58ac025", kill_on_drop: false }`
[INFO] [stdout] 06aa22fcf05cdbf1aee92648d610cb77c3dcdd6997bfe9516e684c6ee58ac025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2364b562212b02c723ef2f86938eaf4bf2e246393f9f80f9bf3822f779525666
[INFO] running `Command { std: "docker" "start" "-a" "2364b562212b02c723ef2f86938eaf4bf2e246393f9f80f9bf3822f779525666", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |     pub fn submit<F,T>(&mut self,f:F) ->
[INFO] [stderr]    |                        ^^^^^^^^^ the lifetime is elided here
[INFO] [stderr] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<HashMap<u32,Sender<Notify>>>>>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 34 |         Result<JoinHandle<T>,PoisonError<MutexGuard<'_, HashMap<u32,Sender<Notify>>>>>
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |                                     panic!(format!("{:?}",e));
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 58 -                                     panic!(format!("{:?}",e));
[INFO] [stderr] 58 +                                     panic!("{:?}",e);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:79:19
[INFO] [stderr]    |
[INFO] [stderr] 79 |                                             panic!(format!("{:?}",e));
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 79 -                                             panic!(format!("{:?}",e));
[INFO] [stderr] 79 +                                             panic!("{:?}",e);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/lib.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |                                     panic!(format!("{:?}",e));
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 85 -                                     panic!(format!("{:?}",e));
[INFO] [stderr] 85 +                                     panic!("{:?}",e);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/lib.rs:124:12
[INFO] [stderr]     |
[INFO] [stderr] 124 |                 panic!(format!("{:?}",e));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[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] 124 -                 panic!(format!("{:?}",e));
[INFO] [stderr] 124 +                 panic!("{:?}",e);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `queuingtask` (lib) generated 5 warnings (run `cargo fix --lib -p queuingtask` to apply 5 suggestions)
[INFO] [stderr] warning: `queuingtask` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/queuingtask-8aa3e2c0992cbe80)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests queuingtask
[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] [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" "2364b562212b02c723ef2f86938eaf4bf2e246393f9f80f9bf3822f779525666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2364b562212b02c723ef2f86938eaf4bf2e246393f9f80f9bf3822f779525666", kill_on_drop: false }`
[INFO] [stdout] 2364b562212b02c723ef2f86938eaf4bf2e246393f9f80f9bf3822f779525666