[INFO] fetching crate positional 0.4.5...
[INFO] testing positional-0.4.5 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate positional 0.4.5 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate positional 0.4.5
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate positional 0.4.5
[INFO] tweaked toml for crates.io crate positional 0.4.5 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate positional 0.4.5 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate positional 0.4.5 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-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb2973e569b935b5608621ba660bbd324aafb01cc9f4ead89c965eb0d509489f
[INFO] running `Command { std: "docker" "start" "-a" "fb2973e569b935b5608621ba660bbd324aafb01cc9f4ead89c965eb0d509489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb2973e569b935b5608621ba660bbd324aafb01cc9f4ead89c965eb0d509489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2973e569b935b5608621ba660bbd324aafb01cc9f4ead89c965eb0d509489f", kill_on_drop: false }`
[INFO] [stdout] fb2973e569b935b5608621ba660bbd324aafb01cc9f4ead89c965eb0d509489f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e33a7a706759794d89fd73bbb58794065ed7a7ac736dec06a325f0303f2e6dd4
[INFO] running `Command { std: "docker" "start" "-a" "e33a7a706759794d89fd73bbb58794065ed7a7ac736dec06a325f0303f2e6dd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling pad v0.1.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling positional_derive v0.4.5
[INFO] [stderr]    Compiling positional v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.48s
[INFO] running `Command { std: "docker" "inspect" "e33a7a706759794d89fd73bbb58794065ed7a7ac736dec06a325f0303f2e6dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33a7a706759794d89fd73bbb58794065ed7a7ac736dec06a325f0303f2e6dd4", kill_on_drop: false }`
[INFO] [stdout] e33a7a706759794d89fd73bbb58794065ed7a7ac736dec06a325f0303f2e6dd4
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2034b16e737b673522d10f57389c320e8d2572ec2ccefca4e4e58db81872761f
[INFO] running `Command { std: "docker" "start" "-a" "2034b16e737b673522d10f57389c320e8d2572ec2ccefca4e4e58db81872761f", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling half v2.6.0
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling clap_builder v4.5.48
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling dummy v0.11.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling clap v4.5.48
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling fake v4.4.0
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling positional_derive v0.4.5
[INFO] [stderr]    Compiling positional v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.69s
[INFO] running `Command { std: "docker" "inspect" "2034b16e737b673522d10f57389c320e8d2572ec2ccefca4e4e58db81872761f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2034b16e737b673522d10f57389c320e8d2572ec2ccefca4e4e58db81872761f", kill_on_drop: false }`
[INFO] [stdout] 2034b16e737b673522d10f57389c320e8d2572ec2ccefca4e4e58db81872761f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2eb5fe629982d2c6d7fd5ac1d0b9d8d899b2e769362c1efba8c6f81da98efbb4
[INFO] running `Command { std: "docker" "start" "-a" "2eb5fe629982d2c6d7fd5ac1d0b9d8d899b2e769362c1efba8c6f81da98efbb4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/positional-2be026727887b9e7)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test field::tests::empty_value_size_one_to_string ... ok
[INFO] [stdout] test field::tests::empty_value_size_zero_to_string ... ok
[INFO] [stdout] test field::tests::non_empty_value_size_one_more_than_value_left_align_to_string ... ok
[INFO] [stdout] test field::tests::non_empty_value_size_one_to_string ... ok
[INFO] [stdout] test field::tests::non_empty_value_size_zero_to_string ... ok
[INFO] [stdout] test field::tests::non_empty_value_size_one_more_than_value_right_align_to_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/external_types.rs (/opt/rustwide/target/debug/deps/external_types-639625b8a844136d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simple ... 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/filler_is_valid_value.rs (/opt/rustwide/target/debug/deps/filler_is_valid_value-939e87a1a5cfa73e)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test filler_is_valid_string ... ok
[INFO] [stdout] test filler_is_valid_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/name_clashes.rs (/opt/rustwide/target/debug/deps/name_clashes-2d4304ae1edb5dc0)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test struct_parse_no_name_clashes ... ok
[INFO] [stdout] test enum_no_name_clashes ... ok
[INFO] [stdout] test struct_ser_de_no_name_clashes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/optional_field.rs (/opt/rustwide/target/debug/deps/optional_field-f6637a455b5ea513)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test parse ... ok
[INFO] [stdout] test write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parse_row.rs (/opt/rustwide/target/debug/deps/parse_row-a957af25cb8f4f5f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test parse ... ok
[INFO] [stdout] test ser_de ... ok
[INFO] [stdout] test empty_string ... ok
[INFO] [stdout] test string_smaller_than_field_definition ... ok
[INFO] [stdout] test unicode_chars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/positional_file.rs (/opt/rustwide/target/debug/deps/positional_file-d13c71e24773e49c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simple ... 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/positional_file_with_counter.rs (/opt/rustwide/target/debug/deps/positional_file_with_counter-2f83ef9f5d3c9551)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simple ... 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]    Doc-tests positional
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2eb5fe629982d2c6d7fd5ac1d0b9d8d899b2e769362c1efba8c6f81da98efbb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eb5fe629982d2c6d7fd5ac1d0b9d8d899b2e769362c1efba8c6f81da98efbb4", kill_on_drop: false }`
[INFO] [stdout] 2eb5fe629982d2c6d7fd5ac1d0b9d8d899b2e769362c1efba8c6f81da98efbb4
