[INFO] cloning repository https://github.com/adamAndMath/RandomLoot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamAndMath/RandomLoot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2FRandomLoot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2FRandomLoot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68cb34a6d5af08781298f666a133cdc4020da0ae
[INFO] checking adamAndMath/RandomLoot against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FadamAndMath%2FRandomLoot" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/adamAndMath/RandomLoot
[INFO] finished tweaking git repo https://github.com/adamAndMath/RandomLoot
[INFO] tweaked toml for git repo https://github.com/adamAndMath/RandomLoot written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/adamAndMath/RandomLoot on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/adamAndMath/RandomLoot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` 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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03422c3d9c0b9325d6e376bbe34238d9448ac8a44d0a8cf49fab1de99375519e
[INFO] running `Command { std: "docker" "start" "-a" "03422c3d9c0b9325d6e376bbe34238d9448ac8a44d0a8cf49fab1de99375519e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03422c3d9c0b9325d6e376bbe34238d9448ac8a44d0a8cf49fab1de99375519e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03422c3d9c0b9325d6e376bbe34238d9448ac8a44d0a8cf49fab1de99375519e", kill_on_drop: false }`
[INFO] [stdout] 03422c3d9c0b9325d6e376bbe34238d9448ac8a44d0a8cf49fab1de99375519e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4fbc01a0741525ca6f1e145ec890204b27adbe1d735d4c00042fcedd65d36955
[INFO] running `Command { std: "docker" "start" "-a" "4fbc01a0741525ca6f1e145ec890204b27adbe1d735d4c00042fcedd65d36955", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]     Checking random_loot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/group/err.rs:67:43
[INFO] [stdout]    |
[INFO] [stdout] 67 |             GroupErr::WeightError(e) => e.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/group/err.rs:67:43
[INFO] [stdout]    |
[INFO] [stdout] 67 |             GroupErr::WeightError(e) => e.description(),
[INFO] [stdout]    |                                           ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut std::str::SplitN<'_, char>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/ty.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         letn!(type_decl, args = s.splitn(2, '['));
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout]  7 -         drop(iter);
[INFO] [stdout]  7 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut std::str::SplitN<'_, char>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/ty.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 letn!(args, rest = args.trim().splitn(2, ']'));
[INFO] [stdout]    |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout]  7 -         drop(iter);
[INFO] [stdout]  7 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut Map<std::str::SplitN<'_, &str>, {closure@src/format/unit.rs:69:111: 69:114}>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/unit.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                     letn!(name?(UnitError::MissingName), size?(UnitError::MissingName) = s.splitn(2, "=").map(|s|s.trim()));
[INFO] [stdout]    |                     ------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 14 -         drop(iter);
[INFO] [stdout] 14 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut Map<std::str::SplitN<'_, &str>, {closure@src/format/var.rs:39:95: 39:98}>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/var.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         letn!(name?(VarError::MissingName), ty?(VarError::MissingType) = s.splitn(2, ":").map(|s|s.trim()));
[INFO] [stdout]    |         --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 14 -         drop(iter);
[INFO] [stdout] 14 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/group/group.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn generate_formated(&self, amount: usize) -> FormatedItemIter<impl Iterator<Item = (&Item, usize)>> {
[INFO] [stdout]    |                              ^^^^^                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                              |                        |                                      |
[INFO] [stdout]    |                              |                        |                                      the same lifetime is elided here
[INFO] [stdout]    |                              |                        the same lifetime is hidden here
[INFO] [stdout]    |                              the lifetime is elided 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] 43 |     pub fn generate_formated(&self, amount: usize) -> FormatedItemIter<'_, impl Iterator<Item = (&Item, usize)>> {
[INFO] [stdout]    |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut std::str::SplitN<'_, char>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/ty.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         letn!(type_decl, args = s.splitn(2, '['));
[INFO] [stdout]    |         ----------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout]  7 -         drop(iter);
[INFO] [stdout]  7 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut std::str::SplitN<'_, char>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/ty.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 44 |                 letn!(args, rest = args.trim().splitn(2, ']'));
[INFO] [stdout]    |                 ---------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout]  7 -         drop(iter);
[INFO] [stdout]  7 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut Map<std::str::SplitN<'_, &str>, {closure@src/format/unit.rs:69:111: 69:114}>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/unit.rs:69:21
[INFO] [stdout]    |
[INFO] [stdout] 69 |                     letn!(name?(UnitError::MissingName), size?(UnitError::MissingName) = s.splitn(2, "=").map(|s|s.trim()));
[INFO] [stdout]    |                     ------------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 14 -         drop(iter);
[INFO] [stdout] 14 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/format/letn_macro.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         drop(iter);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut Map<std::str::SplitN<'_, &str>, {closure@src/format/var.rs:39:95: 39:98}>`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/format/var.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         letn!(name?(VarError::MissingName), ty?(VarError::MissingType) = s.splitn(2, ":").map(|s|s.trim()));
[INFO] [stdout]    |         --------------------------------------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `letn` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 14 -         drop(iter);
[INFO] [stdout] 14 +         let _ = iter;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/group/group.rs:43:30
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn generate_formated(&self, amount: usize) -> FormatedItemIter<impl Iterator<Item = (&Item, usize)>> {
[INFO] [stdout]    |                              ^^^^^                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                              |                        |                                      |
[INFO] [stdout]    |                              |                        |                                      the same lifetime is elided here
[INFO] [stdout]    |                              |                        the same lifetime is hidden here
[INFO] [stdout]    |                              the lifetime is elided 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] 43 |     pub fn generate_formated(&self, amount: usize) -> FormatedItemIter<'_, impl Iterator<Item = (&Item, usize)>> {
[INFO] [stdout]    |                                                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s
[INFO] running `Command { std: "docker" "inspect" "4fbc01a0741525ca6f1e145ec890204b27adbe1d735d4c00042fcedd65d36955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbc01a0741525ca6f1e145ec890204b27adbe1d735d4c00042fcedd65d36955", kill_on_drop: false }`
[INFO] [stdout] 4fbc01a0741525ca6f1e145ec890204b27adbe1d735d4c00042fcedd65d36955
