[INFO] cloning repository https://github.com/dcadenas/recommender
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dcadenas/recommender" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcadenas%2Frecommender", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcadenas%2Frecommender'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9e9700d324060b2e6f020b8ac08b4cd0537a99d
[INFO] checking dcadenas/recommender against master#01706e1a34c87656fcbfce198608f4cd2ac6461a for pr-135272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdcadenas%2Frecommender" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dcadenas/recommender on toolchain 01706e1a34c87656fcbfce198608f4cd2ac6461a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dcadenas/recommender
[INFO] finished tweaking git repo https://github.com/dcadenas/recommender
[INFO] tweaked toml for git repo https://github.com/dcadenas/recommender written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dcadenas/recommender 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" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/slawlor/ractor`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nostr-database v0.30.0
[INFO] [stderr]   Downloaded nostr-sdk v0.30.0
[INFO] [stderr]   Downloaded wasm-ws v0.1.1
[INFO] [stderr]   Downloaded atomic-destructor v0.1.1
[INFO] [stderr]   Downloaded nostr-zapper v0.30.0
[INFO] [stderr]   Downloaded async-wsocket v0.4.0
[INFO] [stderr]   Downloaded nwc v0.30.0
[INFO] [stderr]   Downloaded metrics-util v0.16.3
[INFO] [stderr]   Downloaded nostr-signer v0.30.0
[INFO] [stderr]   Downloaded lnurl-pay v0.5.0
[INFO] [stderr]   Downloaded metrics v0.22.3
[INFO] [stderr]   Downloaded metrics-exporter-prometheus v0.14.0
[INFO] [stderr]   Downloaded nostr-relay-pool v0.30.0
[INFO] [stderr]   Downloaded async-utility v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ad9f50f1e16f30b06d257557766fcac6ed08b7b6c02c38fa49966791b54154a
[INFO] running `Command { std: "docker" "start" "-a" "1ad9f50f1e16f30b06d257557766fcac6ed08b7b6c02c38fa49966791b54154a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad9f50f1e16f30b06d257557766fcac6ed08b7b6c02c38fa49966791b54154a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad9f50f1e16f30b06d257557766fcac6ed08b7b6c02c38fa49966791b54154a", kill_on_drop: false }`
[INFO] [stdout] 1ad9f50f1e16f30b06d257557766fcac6ed08b7b6c02c38fa49966791b54154a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+01706e1a34c87656fcbfce198608f4cd2ac6461a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93548389aaac37743813afe0706f391b1875dc53953fa42eba951c4663187611
[INFO] running `Command { std: "docker" "start" "-a" "93548389aaac37743813afe0706f391b1875dc53953fa42eba951c4663187611", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling cc v1.0.95
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling serde v1.0.199
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking allocator-api2 v0.2.18
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling thiserror v1.0.59
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking rustls-pki-types v1.5.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking tower-layer v0.3.2
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking try-lock v0.2.5
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking num_cpus v1.16.0
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[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling syn v2.0.60
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]    Compiling bitcoin-internals v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.116
[INFO] [stderr]     Checking http-body-util v0.1.1
[INFO] [stderr]     Checking parking_lot v0.12.2
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking webpki-roots v0.26.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking sync_wrapper v0.1.2
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[INFO] [stderr]     Checking base64 v0.22.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking ipnet v2.9.0
[INFO] [stderr]    Compiling hex_lit v0.1.1
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]     Checking hex-conservative v0.1.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bech32 v0.10.0-beta
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking rustls-pemfile v2.1.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling bitcoin v0.31.2
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling rustversion v1.0.15
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking bitcoin_hashes v0.11.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking poly1305 v0.8.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking negentropy v0.3.1
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking data-encoding v2.6.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking chacha20poly1305 v0.10.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]     Checking lru v0.12.3
[INFO] [stderr]    Compiling crc-catalog v2.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling unicode_categories v0.1.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling hashlink v0.8.4
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/01706e1a34c87656fcbfce198608f4cd2ac6461a/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.30/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="futures-io"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=5aab1785fdbc41ce -C extra-filename=-3774058869e21860 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-dea36b8de1603af7.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-6e5f15ce7741fe92.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-ceee90bb337a9be6.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-1445e37a01164c2c.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-f6d3a80039506637.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-f97c2bd484d6ee07.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-98755945da2574f7.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-3084210435db105a.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/01706e1a34c87656fcbfce198608f4cd2ac6461a/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.60/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=33381574ed916f12 -C extra-filename=-a78c015d24259fef --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-69f0f46f03595f5d.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-f270beec2845231c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-f2de522ba645d884.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "93548389aaac37743813afe0706f391b1875dc53953fa42eba951c4663187611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93548389aaac37743813afe0706f391b1875dc53953fa42eba951c4663187611", kill_on_drop: false }`
[INFO] [stdout] 93548389aaac37743813afe0706f391b1875dc53953fa42eba951c4663187611