[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] testing rmw-dart/ffi against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi" "/workspace/builds/worker-63/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-63/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmw-dart/ffi on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-63/source/Cargo.toml
[INFO] crate git repo https://github.com/rmw-dart/ffi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb34e7332fe70dca237e27c42258ccd11f3e5583e92c3bf7dad8cb28930ccb5
[INFO] running `Command { std: "docker" "start" "-a" "1eb34e7332fe70dca237e27c42258ccd11f3e5583e92c3bf7dad8cb28930ccb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb34e7332fe70dca237e27c42258ccd11f3e5583e92c3bf7dad8cb28930ccb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb34e7332fe70dca237e27c42258ccd11f3e5583e92c3bf7dad8cb28930ccb5", kill_on_drop: false }`
[INFO] [stdout] 1eb34e7332fe70dca237e27c42258ccd11f3e5583e92c3bf7dad8cb28930ccb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4e6c7957fc84037bbf5e417df43f17aa407d0bed9d80418d79c36741ff38fab
[INFO] running `Command { std: "docker" "start" "-a" "f4e6c7957fc84037bbf5e417df43f17aa407d0bed9d80418d79c36741ff38fab", 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 libc v0.2.104
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling signature v1.4.0
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling ed25519 v1.2.0
[INFO] [stderr]    Compiling static_init_macro v1.0.1
[INFO] [stderr]    Compiling static_init v1.0.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling mini_paste v0.1.11
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]    Compiling dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[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]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling safer-ffi v0.0.6
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling x25519-dalek v1.2.0
[INFO] [stderr]    Compiling 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 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.26s
[INFO] running `Command { std: "docker" "inspect" "f4e6c7957fc84037bbf5e417df43f17aa407d0bed9d80418d79c36741ff38fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4e6c7957fc84037bbf5e417df43f17aa407d0bed9d80418d79c36741ff38fab", kill_on_drop: false }`
[INFO] [stdout] f4e6c7957fc84037bbf5e417df43f17aa407d0bed9d80418d79c36741ff38fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9489ec6ca1be2eacbcefce1b9e5b3f108aacbc882fc7eb125183230e824bcf90
[INFO] running `Command { std: "docker" "start" "-a" "9489ec6ca1be2eacbcefce1b9e5b3f108aacbc882fc7eb125183230e824bcf90", 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 dart-ffi v0.0.1 (/opt/rustwide/workdir)
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "9489ec6ca1be2eacbcefce1b9e5b3f108aacbc882fc7eb125183230e824bcf90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9489ec6ca1be2eacbcefce1b9e5b3f108aacbc882fc7eb125183230e824bcf90", kill_on_drop: false }`
[INFO] [stdout] 9489ec6ca1be2eacbcefce1b9e5b3f108aacbc882fc7eb125183230e824bcf90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e5268d46970080624727a310e0135b8db02ff191f5a6bb93abcfa742ccec9b3
[INFO] running `Command { std: "docker" "start" "-a" "1e5268d46970080624727a310e0135b8db02ff191f5a6bb93abcfa742ccec9b3", 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 dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::pin::Pin`
[INFO] [stderr]  --> src/blake3.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::pin::Pin;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate-level attribute should be in the root module
[INFO] [stderr]  --> src/dart_sdk.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![no_std]
[INFO] [stderr]   | ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `isolate_callback_data`
[INFO] [stderr]   --> src/blake3.rs:47:33
[INFO] [stderr]    |
[INFO] [stderr] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_isolate_callback_data`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> src/blake3.rs:47:75
[INFO] [stderr]    |
[INFO] [stderr] 47 | extern "C" fn _blake3_hasher_gc(isolate_callback_data: *mut libc::c_void, peer: *mut libc::c_void) {
[INFO] [stderr]    |                                                                           ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr] 
[INFO] [stderr] warning: `dart-ffi` (lib test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dart_ffi-d011d3fc15db70bc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1e5268d46970080624727a310e0135b8db02ff191f5a6bb93abcfa742ccec9b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5268d46970080624727a310e0135b8db02ff191f5a6bb93abcfa742ccec9b3", kill_on_drop: false }`
[INFO] [stdout] 1e5268d46970080624727a310e0135b8db02ff191f5a6bb93abcfa742ccec9b3