[INFO] fetching crate ai-lib 0.3.4...
[INFO] checking ai-lib-0.3.4 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate ai-lib 0.3.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ai-lib 0.3.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate ai-lib 0.3.4
[INFO] tweaked toml for crates.io crate ai-lib 0.3.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ai-lib 0.3.4 on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ai-lib 0.3.4 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 773b11085ab02daa49fc9529a55e56157bfe9473650a0ff37a8928b6d644e147
[INFO] running `Command { std: "docker" "start" "-a" "773b11085ab02daa49fc9529a55e56157bfe9473650a0ff37a8928b6d644e147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "773b11085ab02daa49fc9529a55e56157bfe9473650a0ff37a8928b6d644e147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "773b11085ab02daa49fc9529a55e56157bfe9473650a0ff37a8928b6d644e147", kill_on_drop: false }`
[INFO] [stdout] 773b11085ab02daa49fc9529a55e56157bfe9473650a0ff37a8928b6d644e147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bee02d5dbb99135ac6d5e1ced9e7f8038d927d67763207643a65fc7eefd47d9e
[INFO] running `Command { std: "docker" "start" "-a" "bee02d5dbb99135ac6d5e1ced9e7f8038d927d67763207643a65fc7eefd47d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]     Checking bitflags v2.9.3
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling serde_core v1.0.221
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking writeable v0.6.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking litemap v0.8.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling icu_normalizer_data v2.0.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling serde v1.0.221
[INFO] [stderr]    Compiling icu_properties_data v2.0.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]     Checking percent-encoding v2.3.2
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking async-task v4.7.1
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling serde_json v1.0.144
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking piper v0.2.4
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]     Checking polling v3.10.0
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]     Checking async-io v2.5.0
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-signal v0.2.12
[INFO] [stderr]    Compiling lalrpop-util v0.20.2
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]    Compiling lalrpop v0.20.2
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-process v2.4.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.221
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking potential_utf v0.1.2
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking iri-string v0.7.8
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking rustls-pki-types v1.12.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking url v2.5.6
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking hyper v0.14.32
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking eventsource-stream v0.2.3
[INFO] [stderr]     Checking serde_regex v1.1.0
[INFO] [stderr]     Checking assert-json-diff v2.0.2
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.16
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking similar v2.7.0
[INFO] [stderr]     Checking levenshtein v1.0.5
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking async-object-pool v0.1.5
[INFO] [stderr]     Checking backoff v0.4.0
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking md5 v0.8.0
[INFO] [stderr]    Compiling basic-cookies v0.1.5
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stderr]     Checking httpmock v0.7.0
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-1.7.0/src/proto/h2/mod.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bee02d5dbb99135ac6d5e1ced9e7f8038d927d67763207643a65fc7eefd47d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee02d5dbb99135ac6d5e1ced9e7f8038d927d67763207643a65fc7eefd47d9e", kill_on_drop: false }`
[INFO] [stdout] bee02d5dbb99135ac6d5e1ced9e7f8038d927d67763207643a65fc7eefd47d9e
