[INFO] cloning repository https://github.com/rmw-dart/ffi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmw-dart/ffi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f29e4e50be66347857112a5d4863aa80fb871d77
[INFO] checking rmw-dart/ffi against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rmw-dart/ffi
[INFO] finished tweaking git repo https://github.com/rmw-dart/ffi
[INFO] tweaked toml for git repo https://github.com/rmw-dart/ffi written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rmw-dart/ffi on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rmw-dart/ffi 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded safer_ffi-proc_macro v0.0.6
[INFO] [stderr]   Downloaded mini_paste-proc_macro v0.1.11
[INFO] [stderr]   Downloaded static_init_macro v1.0.1
[INFO] [stderr]   Downloaded mini_paste v0.1.11
[INFO] [stderr]   Downloaded require_unsafe_in_body v0.2.1
[INFO] [stderr]   Downloaded ed25519-dalek-blake3 v1.0.4
[INFO] [stderr]   Downloaded static_init v1.0.1
[INFO] [stderr]   Downloaded safer-ffi v0.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5cfcf01d1509b1adf4ed3790f76cc88f73e1c266c2923e4757ffc4a9225e98d
[INFO] running `Command { std: "docker" "start" "-a" "f5cfcf01d1509b1adf4ed3790f76cc88f73e1c266c2923e4757ffc4a9225e98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5cfcf01d1509b1adf4ed3790f76cc88f73e1c266c2923e4757ffc4a9225e98d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5cfcf01d1509b1adf4ed3790f76cc88f73e1c266c2923e4757ffc4a9225e98d", kill_on_drop: false }`
[INFO] [stdout] f5cfcf01d1509b1adf4ed3790f76cc88f73e1c266c2923e4757ffc4a9225e98d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 192b73d7c281f346c7c4b2aaa52e4fdde33f2588b288c6dbe660645e46ab16e1
[INFO] running `Command { std: "docker" "start" "-a" "192b73d7c281f346c7c4b2aaa52e4fdde33f2588b288c6dbe660645e46ab16e1", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling static_init_macro v1.0.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking ppv-lite86 v0.2.14
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling static_init v1.0.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking signature v1.4.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ed25519 v1.2.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]    Compiling dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.6
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking safer-ffi v0.0.6
[INFO] [stderr]     Checking x25519-dalek v1.2.0
[INFO] [stderr]     Checking ed25519-dalek-blake3 v1.0.4
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]  --> src/blake3.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::pin::Pin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/dart_sdk.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::pin::Pin`
[INFO] [stdout]  --> src/blake3.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::pin::Pin;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate-level attribute should be in the root module
[INFO] [stdout]  --> src/dart_sdk.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![no_std]
[INFO] [stdout]   | ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolate_callback_data`
[INFO] [stdout]   --> src/blake3.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolate_callback_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/blake3.rs:47:75
[INFO] [stdout]    |
[INFO] [stdout] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stdout]    |                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `isolate_callback_data`
[INFO] [stdout]   --> src/blake3.rs:47:33
[INFO] [stdout]    |
[INFO] [stdout] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolate_callback_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> src/blake3.rs:47:75
[INFO] [stdout]    |
[INFO] [stdout] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stdout]    |                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Box::from_raw(std::slice::from_raw_parts_mut(data, len).as_mut_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let _ = Box::from_raw(std::slice::from_raw_parts_mut(data, len).as_mut_ptr());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Box::from_raw(std::slice::from_raw_parts_mut(data, 32).as_mut_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = Box::from_raw(std::slice::from_raw_parts_mut(data, 32).as_mut_ptr());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Box::from_raw(std::slice::from_raw_parts_mut(data, len).as_mut_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let _ = Box::from_raw(std::slice::from_raw_parts_mut(data, len).as_mut_ptr());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::boxed::Box::<T>::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Box::from_raw(std::slice::from_raw_parts_mut(data, 32).as_mut_ptr());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let _ = Box::from_raw(std::slice::from_raw_parts_mut(data, 32).as_mut_ptr());
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.79s
[INFO] running `Command { std: "docker" "inspect" "192b73d7c281f346c7c4b2aaa52e4fdde33f2588b288c6dbe660645e46ab16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "192b73d7c281f346c7c4b2aaa52e4fdde33f2588b288c6dbe660645e46ab16e1", kill_on_drop: false }`
[INFO] [stdout] 192b73d7c281f346c7c4b2aaa52e4fdde33f2588b288c6dbe660645e46ab16e1