[INFO] fetching crate virolution 0.4.0...
[INFO] testing virolution-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate virolution 0.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate virolution 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate virolution 0.4.0
[INFO] tweaked toml for crates.io crate virolution 0.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate virolution 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate virolution 0.4.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74e0ee984a28e0b8370901aad53736261adb79f05d43028a39334524e0091483
[INFO] running `Command { std: "docker" "start" "-a" "74e0ee984a28e0b8370901aad53736261adb79f05d43028a39334524e0091483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74e0ee984a28e0b8370901aad53736261adb79f05d43028a39334524e0091483", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e0ee984a28e0b8370901aad53736261adb79f05d43028a39334524e0091483", kill_on_drop: false }`
[INFO] [stdout] 74e0ee984a28e0b8370901aad53736261adb79f05d43028a39334524e0091483
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b610ddb7daa849cfc9230f6b7e17a2e4eb76f85065829a3dc26bc8f8775bb61
[INFO] running `Command { std: "docker" "start" "-a" "6b610ddb7daa849cfc9230f6b7e17a2e4eb76f85065829a3dc26bc8f8775bb61", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling clap_lex v0.7.3
[INFO] [stderr]    Compiling phf_shared v0.11.2
[INFO] [stderr]    Compiling clap_builder v4.5.21
[INFO] [stderr]    Compiling portable-atomic v1.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling phf_generator v0.11.2
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]    Compiling allocator-api2 v0.2.20
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling rand_pcg v0.3.1
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling buffer-redux v1.0.2
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]    Compiling indicatif v0.17.9
[INFO] [stderr]    Compiling simple-logging v2.0.2
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling evalexpr v12.0.1
[INFO] [stderr]    Compiling npyz-derive v0.7.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling phf_macros v0.11.2
[INFO] [stderr]    Compiling virolution-macros v0.1.0
[INFO] [stderr]    Compiling derive-where v1.2.7
[INFO] [stderr]    Compiling phf v0.11.2
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling pest v2.7.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]    Compiling cached_proc_macro v0.23.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v4.5.21
[INFO] [stderr]    Compiling clap_complete v4.5.38
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cached v0.54.0
[INFO] [stderr]    Compiling virolution v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pest_meta v2.7.14
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling block-id v0.2.1
[INFO] [stderr]    Compiling pest_generator v2.7.14
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling pest_derive v2.7.14
[INFO] [stderr]    Compiling py_literal v0.4.0
[INFO] [stderr]    Compiling npyz v0.8.3
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling seq_io v0.3.2
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/core/haplotype.rs:372:16
[INFO] [stdout]     |
[INFO] [stdout] 372 |             && let Some(idx) = descendants_guard.iter().position(|x| !x.exists())
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/references/cell.rs:109:16
[INFO] [stdout]     |
[INFO] [stdout] 109 |             && let Some(mutant) = self.try_unwrap_mutant()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/references/sync.rs:110:16
[INFO] [stdout]     |
[INFO] [stdout] 110 |             && let Some(mutant) = self.try_unwrap_mutant()
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/runner.rs:234:20
[INFO] [stdout]     |
[INFO] [stdout] 234 |                 if let Some(path) = path
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/runner.rs:257:24
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     if let Some(path) = path
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/core/fitness/epistasis.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug, npyz::Deserialize, npyz::Serialize, npyz::AutoSerialize)]
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `dashmap`, `default`, `parallel`, and `rayon`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `npyz::Deserialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `npyz::Deserialize` may come from an old version of the `npyz_derive` crate, try updating your dependency with `cargo update -p npyz_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `npyz::Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/core/fitness/epistasis.rs:15:36
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug, npyz::Deserialize, npyz::Serialize, npyz::AutoSerialize)]
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `dashmap`, `default`, `parallel`, and `rayon`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `npyz::Serialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `npyz::Serialize` may come from an old version of the `npyz_derive` crate, try updating your dependency with `cargo update -p npyz_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `npyz::Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> src/core/fitness/epistasis.rs:15:53
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug, npyz::Deserialize, npyz::Serialize, npyz::AutoSerialize)]
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `dashmap`, `default`, `parallel`, and `rayon`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `npyz::AutoSerialize` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `npyz::AutoSerialize` may come from an old version of the `npyz_derive` crate, try updating your dependency with `cargo update -p npyz_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `npyz::AutoSerialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:131:12
[INFO] [stdout]     |
[INFO] [stdout] 131 | #![feature(let_chains)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `extract_if` has been stable since 1.87.0 and no longer requires an attribute to enable
[INFO] [stdout]    --> src/lib.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | #![feature(extract_if)]
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `virolution` (lib) due to 5 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6b610ddb7daa849cfc9230f6b7e17a2e4eb76f85065829a3dc26bc8f8775bb61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b610ddb7daa849cfc9230f6b7e17a2e4eb76f85065829a3dc26bc8f8775bb61", kill_on_drop: false }`
[INFO] [stdout] 6b610ddb7daa849cfc9230f6b7e17a2e4eb76f85065829a3dc26bc8f8775bb61
