[INFO] fetching crate prolangkit 0.1.16... [INFO] testing prolangkit-0.1.16 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate prolangkit 0.1.16 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate prolangkit 0.1.16 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate prolangkit 0.1.16 [INFO] tweaked toml for crates.io crate prolangkit 0.1.16 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate prolangkit 0.1.16 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate prolangkit 0.1.16 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 726a18a91fc6dd271ee7157add37df4e7c7aa48fd4ceef1868dcdfea460cb3cb [INFO] running `Command { std: "docker" "start" "-a" "726a18a91fc6dd271ee7157add37df4e7c7aa48fd4ceef1868dcdfea460cb3cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "726a18a91fc6dd271ee7157add37df4e7c7aa48fd4ceef1868dcdfea460cb3cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "726a18a91fc6dd271ee7157add37df4e7c7aa48fd4ceef1868dcdfea460cb3cb", kill_on_drop: false }` [INFO] [stdout] 726a18a91fc6dd271ee7157add37df4e7c7aa48fd4ceef1868dcdfea460cb3cb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2445a23f7adc97ee830f413a046d1c2cc08e70d5d8a914fdae8037cd08604664 [INFO] running `Command { std: "docker" "start" "-a" "2445a23f7adc97ee830f413a046d1c2cc08e70d5d8a914fdae8037cd08604664", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.89 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling beef v0.5.2 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.85 [INFO] [stderr] Compiling logos-codegen v0.14.2 [INFO] [stderr] Compiling prolangkit_macros v0.1.0 [INFO] [stderr] Compiling logos-derive v0.14.2 [INFO] [stderr] Compiling logos v0.14.2 [INFO] [stderr] Compiling prolangkit v0.1.16 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.36s [INFO] running `Command { std: "docker" "inspect" "2445a23f7adc97ee830f413a046d1c2cc08e70d5d8a914fdae8037cd08604664", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2445a23f7adc97ee830f413a046d1c2cc08e70d5d8a914fdae8037cd08604664", kill_on_drop: false }` [INFO] [stdout] 2445a23f7adc97ee830f413a046d1c2cc08e70d5d8a914fdae8037cd08604664 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a680c06f36efeba6759c66556fc188513026608f3272bbacf8f06e071613deea [INFO] running `Command { std: "docker" "start" "-a" "a680c06f36efeba6759c66556fc188513026608f3272bbacf8f06e071613deea", kill_on_drop: false }` [INFO] [stderr] Compiling prolangkit v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `buh` [INFO] [stdout] --> examples/test.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | let buh = db.get_assoc_mut::(foo); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_buh` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/test.rs:14:16 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct Foo(u32); [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/test.rs:17:16 [INFO] [stdout] | [INFO] [stdout] 17 | pub struct Bar(f32); [INFO] [stdout] | --- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> examples/test.rs:20:16 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct Baz(&'static str); [INFO] [stdout] | --- ^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "a680c06f36efeba6759c66556fc188513026608f3272bbacf8f06e071613deea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a680c06f36efeba6759c66556fc188513026608f3272bbacf8f06e071613deea", kill_on_drop: false }` [INFO] [stdout] a680c06f36efeba6759c66556fc188513026608f3272bbacf8f06e071613deea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fcb85706767efd752e65088ab66b73cc0967c20740a42da0247f8738afc0adfb [INFO] running `Command { std: "docker" "start" "-a" "fcb85706767efd752e65088ab66b73cc0967c20740a42da0247f8738afc0adfb", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `buh` [INFO] [stdout] [INFO] [stderr] --> examples/test.rs:10:9 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 10 | let buh = db.get_assoc_mut::(foo); [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_buh` [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/test.rs:14:16 [INFO] [stderr] | [INFO] [stderr] 14 | pub struct Foo(u32); [INFO] [stderr] | --- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/test.rs:17:16 [INFO] [stderr] | [INFO] [stderr] 17 | pub struct Bar(f32); [INFO] [stderr] | --- ^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> examples/test.rs:20:16 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct Baz(&'static str); [INFO] [stderr] | --- ^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this struct [INFO] [stderr] | [INFO] [stderr] = help: consider removing this field [INFO] [stderr] [INFO] [stderr] warning: `prolangkit` (example "test") generated 4 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prolangkit-f41901a3c20afe11) [INFO] [stderr] Doc-tests prolangkit [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" "fcb85706767efd752e65088ab66b73cc0967c20740a42da0247f8738afc0adfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcb85706767efd752e65088ab66b73cc0967c20740a42da0247f8738afc0adfb", kill_on_drop: false }` [INFO] [stdout] fcb85706767efd752e65088ab66b73cc0967c20740a42da0247f8738afc0adfb