[INFO] fetching crate lachs 0.1.4... [INFO] testing lachs-0.1.4 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate lachs 0.1.4 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate lachs 0.1.4 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate lachs 0.1.4 [INFO] tweaked toml for crates.io crate lachs 0.1.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate lachs 0.1.4 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 lachs 0.1.4 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fa822afa85ab8ca573930d8d59898001df00ac7ba50402af5a20898b423c0f67 [INFO] running `Command { std: "docker" "start" "-a" "fa822afa85ab8ca573930d8d59898001df00ac7ba50402af5a20898b423c0f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa822afa85ab8ca573930d8d59898001df00ac7ba50402af5a20898b423c0f67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa822afa85ab8ca573930d8d59898001df00ac7ba50402af5a20898b423c0f67", kill_on_drop: false }` [INFO] [stdout] fa822afa85ab8ca573930d8d59898001df00ac7ba50402af5a20898b423c0f67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] abb3901cbcbd6780d69037da90f5fa01384c3943f3e6228ce63611f8b27b53fe [INFO] running `Command { std: "docker" "start" "-a" "abb3901cbcbd6780d69037da90f5fa01384c3943f3e6228ce63611f8b27b53fe", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling colored v3.0.0 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling lachs_derive v0.1.4 [INFO] [stderr] Compiling lachs v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.12s [INFO] running `Command { std: "docker" "inspect" "abb3901cbcbd6780d69037da90f5fa01384c3943f3e6228ce63611f8b27b53fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abb3901cbcbd6780d69037da90f5fa01384c3943f3e6228ce63611f8b27b53fe", kill_on_drop: false }` [INFO] [stdout] abb3901cbcbd6780d69037da90f5fa01384c3943f3e6228ce63611f8b27b53fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b0f6cba37e7cf337d0f5856eff987503c096ba362c02513a840a1168d07e3eae [INFO] running `Command { std: "docker" "start" "-a" "b0f6cba37e7cf337d0f5856eff987503c096ba362c02513a840a1168d07e3eae", kill_on_drop: false }` [INFO] [stderr] Compiling lachs v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/lex_addition.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Plus, [INFO] [stdout] | ^^^^ field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Plus, [INFO] [stdout] 8 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/lex_addition.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Number, [INFO] [stdout] | ^^^^^^ field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 - Number, [INFO] [stdout] 10 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/eat_whitespace.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Plus, [INFO] [stdout] | ^^^^ field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Plus, [INFO] [stdout] 8 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/eat_whitespace.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | Number, [INFO] [stdout] | ^^^^^^ field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 - Number, [INFO] [stdout] 10 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> tests/basic_derive.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | Equals, [INFO] [stdout] | ^^^^^^ field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 6 - Equals, [INFO] [stdout] 6 + (), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s [INFO] running `Command { std: "docker" "inspect" "b0f6cba37e7cf337d0f5856eff987503c096ba362c02513a840a1168d07e3eae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0f6cba37e7cf337d0f5856eff987503c096ba362c02513a840a1168d07e3eae", kill_on_drop: false }` [INFO] [stdout] b0f6cba37e7cf337d0f5856eff987503c096ba362c02513a840a1168d07e3eae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a121eb2d03df81f4b46d755a7f8be1cd231848859868947fbaee63af65d0b767 [INFO] running `Command { std: "docker" "start" "-a" "a121eb2d03df81f4b46d755a7f8be1cd231848859868947fbaee63af65d0b767", kill_on_drop: false }` [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/eat_whitespace.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Plus, [INFO] [stderr] | ^^^^ field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 8 - Plus, [INFO] [stderr] 8 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/eat_whitespace.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Number, [INFO] [stderr] | ^^^^^^ field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 10 - Number, [INFO] [stderr] 10 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/lex_addition.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | Plus, [INFO] [stderr] | ^^^^ field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 8 - Plus, [INFO] [stderr] 8 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/lex_addition.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | Number, [INFO] [stderr] | ^^^^^^ field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 10 - Number, [INFO] [stderr] 10 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> tests/basic_derive.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | Equals, [INFO] [stderr] | ^^^^^^ field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 6 - Equals, [INFO] [stderr] 6 + (), [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `lachs` (test "eat_whitespace") generated 2 warnings [INFO] [stderr] warning: `lachs` (test "lex_addition") generated 2 warnings [INFO] [stderr] warning: `lachs` (test "basic_derive") generated 1 warning [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lachs-ec6b944c7dadc611) [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] [stderr] Running tests/basic_derive.rs (/opt/rustwide/target/debug/deps/basic_derive-9881d9b227353507) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/eat_whitespace.rs (/opt/rustwide/target/debug/deps/eat_whitespace-c57818dcd80d128e) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/lex_addition.rs (/opt/rustwide/target/debug/deps/lex_addition-d23568f0969a3247) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test main ... ok [INFO] [stderr] Doc-tests lachs [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 33) ... ok [INFO] [stdout] test src/lib.rs - (line 9) ... ok [INFO] [stdout] test src/lib.rs - (line 50) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a121eb2d03df81f4b46d755a7f8be1cd231848859868947fbaee63af65d0b767", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a121eb2d03df81f4b46d755a7f8be1cd231848859868947fbaee63af65d0b767", kill_on_drop: false }` [INFO] [stdout] a121eb2d03df81f4b46d755a7f8be1cd231848859868947fbaee63af65d0b767