[INFO] fetching crate preamble2 0.0.1...
[INFO] testing preamble2-0.0.1 against beta-2026-04-21 for beta-1.96-3
[INFO] extracting crate preamble2 0.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate preamble2 0.0.1
[INFO] finished tweaking crates.io crate preamble2 0.0.1
[INFO] tweaked toml for crates.io crate preamble2 0.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate preamble2 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 297 packages to latest compatible versions
[INFO] [stderr]       Adding gitignores v2.12.0 (available: v4.8.9)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.10)
[INFO] [stderr]       Adding inquire v0.6.2 (available: v0.9.4)
[INFO] [stderr]       Adding leon v2.0.1 (available: v3.0.2)
[INFO] [stderr]       Adding ptree v0.4.0 (available: v0.5.2)
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.13.3)
[INFO] [stderr]       Adding toml_edit v0.20.7 (available: v0.25.11+spec-1.1.0)
[INFO] [stderr]       Adding whoami v1.6.1 (available: v2.1.2)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 0c611409c52eefebd1edde276844999b47639f50bca212d83abc01dc93c14df1
[INFO] running `Command { std: "docker" "start" "-a" "0c611409c52eefebd1edde276844999b47639f50bca212d83abc01dc93c14df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c611409c52eefebd1edde276844999b47639f50bca212d83abc01dc93c14df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c611409c52eefebd1edde276844999b47639f50bca212d83abc01dc93c14df1", kill_on_drop: false }`
[INFO] [stdout] 0c611409c52eefebd1edde276844999b47639f50bca212d83abc01dc93c14df1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 32675f11f5309bbc694e9966993de39b651f3a9a1798fc89733682881f026d99
[INFO] running `Command { std: "docker" "start" "-a" "32675f11f5309bbc694e9966993de39b651f3a9a1798fc89733682881f026d99", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling once_cell v1.21.4
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.61
[INFO] [stderr]    Compiling pkg-config v0.3.33
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling writeable v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.17.0
[INFO] [stderr]    Compiling litemap v0.8.2
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling openssl-sys v0.9.114
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling httpdate v1.0.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling tokio-util v0.7.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling h2 v0.3.27
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling rustls-pemfile v1.0.4
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling merge_derive v0.1.0
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling miette-derive v5.10.0
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling newline-converter v0.2.2
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling config v0.11.0
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling miette v5.10.0
[INFO] [stderr]    Compiling tint v1.0.1
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling directories v4.0.1
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling merge v0.1.0
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling encode_unicode v1.0.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling inquire v0.6.2
[INFO] [stderr]    Compiling ptree v0.4.0
[INFO] [stderr]    Compiling tracing-subscriber v0.3.23
[INFO] [stderr]    Compiling lice v0.1.4
[INFO] [stderr]    Compiling prettytable v0.10.0
[INFO] [stderr]    Compiling image v0.24.9
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling leon v2.0.1
[INFO] [stderr]    Compiling gitignores v2.12.0
[INFO] [stderr]    Compiling toml_edit v0.20.7
[INFO] [stderr]    Compiling whoami v1.6.1
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling preamble2 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "32675f11f5309bbc694e9966993de39b651f3a9a1798fc89733682881f026d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32675f11f5309bbc694e9966993de39b651f3a9a1798fc89733682881f026d99", kill_on_drop: false }`
[INFO] [stdout] 32675f11f5309bbc694e9966993de39b651f3a9a1798fc89733682881f026d99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 7bcf28cc9a42d152dc5f344828d85a152b38bba2e9721404851331b48412d8ee
[INFO] running `Command { std: "docker" "start" "-a" "7bcf28cc9a42d152dc5f344828d85a152b38bba2e9721404851331b48412d8ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling doc-comment v0.3.4
[INFO] [stderr]    Compiling linux-raw-sys v0.12.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling fastrand v2.4.1
[INFO] [stderr]    Compiling openssl v0.10.78
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling reqwest v0.11.27
[INFO] [stderr]    Compiling lice v0.1.4
[INFO] [stderr]    Compiling preamble2 v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.33s
[INFO] running `Command { std: "docker" "inspect" "7bcf28cc9a42d152dc5f344828d85a152b38bba2e9721404851331b48412d8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bcf28cc9a42d152dc5f344828d85a152b38bba2e9721404851331b48412d8ee", kill_on_drop: false }`
[INFO] [stdout] 7bcf28cc9a42d152dc5f344828d85a152b38bba2e9721404851331b48412d8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 015525c4a06b2fbe73a8a7bc2d9afd2436c3a1ebbeb96f7a84cb24af8c2e82fe
[INFO] running `Command { std: "docker" "start" "-a" "015525c4a06b2fbe73a8a7bc2d9afd2436c3a1ebbeb96f7a84cb24af8c2e82fe", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/preamble2-c95e2d25376ba9ca)
[INFO] [stderr]    Doc-tests preamble2
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 13) ... ignored
[INFO] [stdout] test src/telemetry.rs - telemetry (line 28) ... ok
[INFO] [stdout] test src/telemetry.rs - telemetry (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "015525c4a06b2fbe73a8a7bc2d9afd2436c3a1ebbeb96f7a84cb24af8c2e82fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "015525c4a06b2fbe73a8a7bc2d9afd2436c3a1ebbeb96f7a84cb24af8c2e82fe", kill_on_drop: false }`
[INFO] [stdout] 015525c4a06b2fbe73a8a7bc2d9afd2436c3a1ebbeb96f7a84cb24af8c2e82fe
