[INFO] fetching crate ic-websocket-cdk 0.4.2...
[INFO] testing ic-websocket-cdk-0.4.2 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate ic-websocket-cdk 0.4.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ic-websocket-cdk 0.4.2
[INFO] finished tweaking crates.io crate ic-websocket-cdk 0.4.2
[INFO] tweaked toml for crates.io crate ic-websocket-cdk 0.4.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ic-websocket-cdk 0.4.2 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ic-websocket-cdk 0.4.2 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b763295c417e484a6f8ef45a0f0875a0d1fb4e79e158d41ea8b4d532299eacda
[INFO] running `Command { std: "docker" "start" "-a" "b763295c417e484a6f8ef45a0f0875a0d1fb4e79e158d41ea8b4d532299eacda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b763295c417e484a6f8ef45a0f0875a0d1fb4e79e158d41ea8b4d532299eacda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b763295c417e484a6f8ef45a0f0875a0d1fb4e79e158d41ea8b4d532299eacda", kill_on_drop: false }`
[INFO] [stdout] b763295c417e484a6f8ef45a0f0875a0d1fb4e79e158d41ea8b4d532299eacda
[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=forbid -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b30aec0294a0ca8a0a6d2ff78f0ef74bd84b700ce04833d6e7aa7b44ef9e2e0
[INFO] running `Command { std: "docker" "start" "-a" "5b30aec0294a0ca8a0a6d2ff78f0ef74bd84b700ce04833d6e7aa7b44ef9e2e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ic-cdk-executor v1.0.0
[INFO] [stderr]    Compiling ic0 v0.25.1
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling pretty v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ic_principal v0.1.1
[INFO] [stderr]    Compiling ic-error-types v0.2.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling ic-certification v3.0.3
[INFO] [stderr]    Compiling candid v0.10.14
[INFO] [stderr]    Compiling ic-management-canister-types v0.3.1
[INFO] [stderr]    Compiling ic-cdk-macros v0.18.4
[INFO] [stderr]    Compiling ic-cdk v0.18.4
[INFO] [stderr]    Compiling ic-cdk-timers v0.12.1
[INFO] [stderr]    Compiling ic-websocket-cdk v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/types.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(Clone, Debug, Default, PartialEq)]
[INFO] [stdout]     |                                 --------- in this derive macro expansion
[INFO] [stdout] 421 | pub struct WsHandlers {
[INFO] [stdout] 422 |     pub on_open: Option<OnOpenCallback>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/types.rs:423:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(Clone, Debug, Default, PartialEq)]
[INFO] [stdout]     |                                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 423 |     pub on_message: Option<OnMessageCallback>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/types.rs:424:5
[INFO] [stdout]     |
[INFO] [stdout] 420 | #[derive(Clone, Debug, Default, PartialEq)]
[INFO] [stdout]     |                                 --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 424 |     pub on_close: Option<OnCloseCallback>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "5b30aec0294a0ca8a0a6d2ff78f0ef74bd84b700ce04833d6e7aa7b44ef9e2e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b30aec0294a0ca8a0a6d2ff78f0ef74bd84b700ce04833d6e7aa7b44ef9e2e0", kill_on_drop: false }`
[INFO] [stdout] 5b30aec0294a0ca8a0a6d2ff78f0ef74bd84b700ce04833d6e7aa7b44ef9e2e0
[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=forbid -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 012309ce55ebdd65a568640a84e06e23d7fcdda8dd1107b41acaec82de51846d
[INFO] running `Command { std: "docker" "start" "-a" "012309ce55ebdd65a568640a84e06e23d7fcdda8dd1107b41acaec82de51846d", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling base64ct v1.8.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling rustls v0.23.28
[INFO] [stderr]    Compiling ff v0.13.1
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling rustix v1.0.7
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling group v0.13.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling der v0.7.10
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling webpki-roots v1.0.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling crypto-bigint v0.5.5
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling rfc6979 v0.4.0
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling pairing v0.23.0
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling event-listener v5.4.0
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling async-channel v1.9.0
[INFO] [stderr]    Compiling curve25519-dalek-ng v4.1.1
[INFO] [stderr]    Compiling ic_bls12_381 v0.10.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling sec1 v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling elliptic-curve v0.13.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling ecdsa v0.16.9
[INFO] [stderr]    Compiling primeorder v0.13.6
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling cached_proc_macro_types v0.1.1
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling backoff v0.4.0
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling p256 v0.13.2
[INFO] [stderr]    Compiling k256 v0.13.4
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.3
[INFO] [stderr]    Compiling stop-token v0.7.0
[INFO] [stderr]    Compiling async-watch v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling pem v3.0.5
[INFO] [stderr]    Compiling rangemap v1.5.1
[INFO] [stderr]    Compiling miracl_core_bls12381 v4.2.2
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling proptest v1.7.0
[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/733b47ea4b1b86216f14ef56e49440c33933f230/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.103/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --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=1cc0f9ba5de5327c -C extra-filename=-f3479141b384ac29 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f1712703fbf401f9.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-940ab2d4840f1cd6.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-59080bf303a6834d.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "012309ce55ebdd65a568640a84e06e23d7fcdda8dd1107b41acaec82de51846d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "012309ce55ebdd65a568640a84e06e23d7fcdda8dd1107b41acaec82de51846d", kill_on_drop: false }`
[INFO] [stdout] 012309ce55ebdd65a568640a84e06e23d7fcdda8dd1107b41acaec82de51846d