[INFO] cloning repository https://github.com/uxiun/cldf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uxiun/cldf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuxiun%2Fcldf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuxiun%2Fcldf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc6ca0c4e17ffa8cf32f4f14e4735643e795bce9
[INFO] checking uxiun/cldf against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuxiun%2Fcldf" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/uxiun/cldf
[INFO] finished tweaking git repo https://github.com/uxiun/cldf
[INFO] tweaked toml for git repo https://github.com/uxiun/cldf written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/uxiun/cldf on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/uxiun/cldf 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v4.5.5
[INFO] [stderr]   Downloaded clap_builder v4.5.7
[INFO] [stderr]   Downloaded clap v4.5.7
[INFO] [stderr]   Downloaded gnuplot v0.0.43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8231425adcd5d11f11de712dc89b94c1c89521bae3f58ecdcc1907e48775ef63
[INFO] running `Command { std: "docker" "start" "-a" "8231425adcd5d11f11de712dc89b94c1c89521bae3f58ecdcc1907e48775ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8231425adcd5d11f11de712dc89b94c1c89521bae3f58ecdcc1907e48775ef63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8231425adcd5d11f11de712dc89b94c1c89521bae3f58ecdcc1907e48775ef63", kill_on_drop: false }`
[INFO] [stdout] 8231425adcd5d11f11de712dc89b94c1c89521bae3f58ecdcc1907e48775ef63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e6ef09d525523ec0458891c6dfac148a2aff2cf8781338b09341d5c38ce894
[INFO] running `Command { std: "docker" "start" "-a" "07e6ef09d525523ec0458891c6dfac148a2aff2cf8781338b09341d5c38ce894", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking fastrand v2.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_builder v4.5.7
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking gnuplot v0.0.43
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling clap_derive v4.5.5
[INFO] [stderr]     Checking clap v4.5.7
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking cldf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/graph.rs:369:35
[INFO] [stdout]     |
[INFO] [stdout] 369 |                 line = format!("{line}{}", if let Some(chapter) = chapter_map.get(&param.chapter_id)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/graph.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 && let Some(url) = chapter.url_in_citation() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MyLanguage`
[INFO] [stdout]   --> src/main.rs:13:75
[INFO] [stdout]    |
[INFO] [stdout] 13 |     collect_values_per_language, collect_values_per_param, get_my_languages, MyLanguage,
[INFO] [stdout]    |                                                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::borrow`
[INFO] [stdout]  --> src/csvs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StringRecordIter`
[INFO] [stdout]  --> src/csvs.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use csv::{StringRecord, StringRecordIter};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `map_keys_dict` and `map_map_dict`
[INFO] [stdout]   --> src/graph.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     util::{map_keys_dict, map_map_dict, rev_dict, transform_ddict, unzip_dict},
[INFO] [stdout]    |            ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[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/main.rs:2:2
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let_chains,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     result_option_inspect
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_flatten` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     slice_flatten,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_group_by` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     slice_group_by,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/graph.rs:369:35
[INFO] [stdout]     |
[INFO] [stdout] 369 |                 line = format!("{line}{}", if let Some(chapter) = chapter_map.get(&param.chapter_id)
[INFO] [stdout]     |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]    --> src/graph.rs:370:8
[INFO] [stdout]     |
[INFO] [stdout] 370 |                 && let Some(url) = chapter.url_in_citation() {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MyLanguage`
[INFO] [stdout]   --> src/main.rs:13:75
[INFO] [stdout]    |
[INFO] [stdout] 13 |     collect_values_per_language, collect_values_per_param, get_my_languages, MyLanguage,
[INFO] [stdout]    |                                                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::borrow`
[INFO] [stdout]  --> src/csvs.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StringRecordIter`
[INFO] [stdout]  --> src/csvs.rs:8:25
[INFO] [stdout]   |
[INFO] [stdout] 8 | use csv::{StringRecord, StringRecordIter};
[INFO] [stdout]   |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `map_keys_dict` and `map_map_dict`
[INFO] [stdout]   --> src/graph.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     util::{map_keys_dict, map_map_dict, rev_dict, transform_ddict, unzip_dict},
[INFO] [stdout]    |            ^^^^^^^^^^^^^  ^^^^^^^^^^^^
[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/main.rs:2:2
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let_chains,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `result_option_inspect` has been stable since 1.76.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     result_option_inspect
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_flatten` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     slice_flatten,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `slice_group_by` has been stable since 1.77.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:2
[INFO] [stdout]   |
[INFO] [stdout] 4 |     slice_group_by,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samevalue`
[INFO] [stdout]    --> src/graph.rs:450:19
[INFO] [stdout]     |
[INFO] [stdout] 450 |             for (param_id, samevalue) in lang.param_values.iter() {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samevalue`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]    --> src/graph.rs:451:17
[INFO] [stdout]     |
[INFO] [stdout] 451 |                 if let Some(number) = param_id_number_map.get(param_id) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samevalue`
[INFO] [stdout]    --> src/graph.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |             for (param_id, samevalue) in lang.param_values.iter() {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samevalue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]    --> src/graph.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 if let Some(number) = param_id_number_map.get(param_id) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cldf` (bin "cldf") due to 2 previous errors; 12 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/graph.rs:39:7
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let mut ax = figure.axes2d();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samevalue`
[INFO] [stdout]    --> src/graph.rs:450:19
[INFO] [stdout]     |
[INFO] [stdout] 450 |             for (param_id, samevalue) in lang.param_values.iter() {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samevalue`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]    --> src/graph.rs:451:17
[INFO] [stdout]     |
[INFO] [stdout] 451 |                 if let Some(number) = param_id_number_map.get(param_id) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `samevalue`
[INFO] [stdout]    --> src/graph.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |             for (param_id, samevalue) in lang.param_values.iter() {
[INFO] [stdout]     |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_samevalue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number`
[INFO] [stdout]    --> src/graph.rs:491:17
[INFO] [stdout]     |
[INFO] [stdout] 491 |                 if let Some(number) = param_id_number_map.get(param_id) {
[INFO] [stdout]     |                             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_number`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mm`
[INFO] [stdout]    --> src/util.rs:122:6
[INFO] [stdout]     |
[INFO] [stdout] 122 |     let mm = dbg!(map_map_dict(h, &g));
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_mm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cldf` (bin "cldf" test) due to 2 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "07e6ef09d525523ec0458891c6dfac148a2aff2cf8781338b09341d5c38ce894", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e6ef09d525523ec0458891c6dfac148a2aff2cf8781338b09341d5c38ce894", kill_on_drop: false }`
[INFO] [stdout] 07e6ef09d525523ec0458891c6dfac148a2aff2cf8781338b09341d5c38ce894
