[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] 9bddda86156553688c895465824801ba87d34fd5
[INFO] testing rmw-dart/ffi against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmw-dart/ffi on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-28/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" "+beta-2021-09-08" "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/beta/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ed25519 v1.2.0
[INFO] [stderr]   Downloaded blake3 v1.0.0
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.0
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded ed25519-dalek-blake3 v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21b418af46083ee38a5a2ffacef66b992b1a74258ec4d863cd08620222138e3e
[INFO] running `Command { std: "docker" "start" "-a" "21b418af46083ee38a5a2ffacef66b992b1a74258ec4d863cd08620222138e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b418af46083ee38a5a2ffacef66b992b1a74258ec4d863cd08620222138e3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b418af46083ee38a5a2ffacef66b992b1a74258ec4d863cd08620222138e3e", kill_on_drop: false }`
[INFO] [stdout] 21b418af46083ee38a5a2ffacef66b992b1a74258ec4d863cd08620222138e3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3193e51d8c0cfd0a303ba34e9eb09a8e988ba8b9d1070e33b1b637603db09bdc
[INFO] running `Command { std: "docker" "start" "-a" "3193e51d8c0cfd0a303ba34e9eb09a8e988ba8b9d1070e33b1b637603db09bdc", 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/beta/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]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling ed25519 v1.2.0
[INFO] [stderr]    Compiling mini_paste v0.1.11
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.6
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]    Compiling safer-ffi v0.0.6
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling x25519-dalek v1.1.1
[INFO] [stderr]    Compiling ed25519-dalek-blake3 v1.0.4
[INFO] [stderr]    Compiling dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "3193e51d8c0cfd0a303ba34e9eb09a8e988ba8b9d1070e33b1b637603db09bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3193e51d8c0cfd0a303ba34e9eb09a8e988ba8b9d1070e33b1b637603db09bdc", kill_on_drop: false }`
[INFO] [stdout] 3193e51d8c0cfd0a303ba34e9eb09a8e988ba8b9d1070e33b1b637603db09bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e70e82632d5aa455b873453a531ae2d7564bf6cb2da6b007bc7b4956ac9594d5
[INFO] running `Command { std: "docker" "start" "-a" "e70e82632d5aa455b873453a531ae2d7564bf6cb2da6b007bc7b4956ac9594d5", 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/beta/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]     Finished test [unoptimized + debuginfo] target(s) in 32.89s
[INFO] running `Command { std: "docker" "inspect" "e70e82632d5aa455b873453a531ae2d7564bf6cb2da6b007bc7b4956ac9594d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70e82632d5aa455b873453a531ae2d7564bf6cb2da6b007bc7b4956ac9594d5", kill_on_drop: false }`
[INFO] [stdout] e70e82632d5aa455b873453a531ae2d7564bf6cb2da6b007bc7b4956ac9594d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4205104aa0e897b3276d043d12862512e122f1390617a48060e53e1b684ee51
[INFO] running `Command { std: "docker" "start" "-a" "b4205104aa0e897b3276d043d12862512e122f1390617a48060e53e1b684ee51", 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/beta/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dart_ffi-40696756fec0467d)
[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" "b4205104aa0e897b3276d043d12862512e122f1390617a48060e53e1b684ee51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4205104aa0e897b3276d043d12862512e122f1390617a48060e53e1b684ee51", kill_on_drop: false }`
[INFO] [stdout] b4205104aa0e897b3276d043d12862512e122f1390617a48060e53e1b684ee51