[INFO] fetching crate holochain_wasmer_guest 0.0.96...
[INFO] checking holochain_wasmer_guest-0.0.96 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate holochain_wasmer_guest 0.0.96 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate holochain_wasmer_guest 0.0.96 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate holochain_wasmer_guest 0.0.96
[INFO] finished tweaking crates.io crate holochain_wasmer_guest 0.0.96
[INFO] tweaked toml for crates.io crate holochain_wasmer_guest 0.0.96 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 79 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding serde v1.0.203 (latest: v1.0.209)
[INFO] [stderr]       Adding serde_derive v1.0.203 (latest: v1.0.209)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-fuzz-runtime v6.0.0
[INFO] [stderr]   Downloaded holochain_serialized_bytes_derive v0.0.55
[INFO] [stderr]   Downloaded holochain_wasmer_common v0.0.96
[INFO] [stderr]   Downloaded test-fuzz-internal v6.0.0
[INFO] [stderr]   Downloaded test-fuzz v6.0.0
[INFO] [stderr]   Downloaded test-fuzz-macro v6.0.0
[INFO] [stderr]   Downloaded holochain_serialized_bytes v0.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa471f7470b4aa46e2d5a5ea0071f304040dec0e0bef8d673ebf6f12d99589ba
[INFO] running `Command { std: "docker" "start" "-a" "fa471f7470b4aa46e2d5a5ea0071f304040dec0e0bef8d673ebf6f12d99589ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa471f7470b4aa46e2d5a5ea0071f304040dec0e0bef8d673ebf6f12d99589ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa471f7470b4aa46e2d5a5ea0071f304040dec0e0bef8d673ebf6f12d99589ba", kill_on_drop: false }`
[INFO] [stdout] fa471f7470b4aa46e2d5a5ea0071f304040dec0e0bef8d673ebf6f12d99589ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0e0f5c1b32353f8bddd3a5c2d4a6fff6fc597a61640bb77dab47b6594afb8db
[INFO] running `Command { std: "docker" "start" "-a" "f0e0f5c1b32353f8bddd3a5c2d4a6fff6fc597a61640bb77dab47b6594afb8db", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde_json v1.0.127
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling prettyplease v0.2.22
[INFO] [stderr]    Compiling test-fuzz-internal v6.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling test-fuzz v6.0.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]    Compiling test-fuzz-macro v6.0.0
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling holochain_serialized_bytes_derive v0.0.55
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking cargo-platform v0.1.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking serde-transcode v1.1.1
[INFO] [stderr]     Checking rmp-serde v1.3.0
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking holochain_serialized_bytes v0.0.55
[INFO] [stderr]     Checking test-fuzz-runtime v6.0.0
[INFO] [stderr]     Checking holochain_wasmer_common v0.0.96
[INFO] [stderr]     Checking holochain_wasmer_guest v0.0.96 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `u128`, which is not FFI-safe
[INFO] [stdout]   --> src/guest.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     f: unsafe extern "C" fn(usize, usize) -> DoubleUSize,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `u128`, which is not FFI-safe
[INFO] [stdout]   --> src/guest.rs:55:8
[INFO] [stdout]    |
[INFO] [stdout] 55 |     f: unsafe extern "C" fn(usize, usize) -> DoubleUSize,
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: 128-bit integers don't currently have a known stable ABI
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.15s
[INFO] running `Command { std: "docker" "inspect" "f0e0f5c1b32353f8bddd3a5c2d4a6fff6fc597a61640bb77dab47b6594afb8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e0f5c1b32353f8bddd3a5c2d4a6fff6fc597a61640bb77dab47b6594afb8db", kill_on_drop: false }`
[INFO] [stdout] f0e0f5c1b32353f8bddd3a5c2d4a6fff6fc597a61640bb77dab47b6594afb8db