[INFO] fetching crate yffi 0.4.0...
[INFO] testing yffi-0.4.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate yffi 0.4.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate yffi 0.4.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yffi 0.4.0
[INFO] finished tweaking crates.io crate yffi 0.4.0
[INFO] tweaked toml for crates.io crate yffi 0.4.0 written to /workspace/builds/worker-112/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46cf0c0dc2da7b3eb5f84bebc4812cd3d44d55ea9986fc92799150dcffdfc475
[INFO] running `Command { std: "docker" "start" "-a" "46cf0c0dc2da7b3eb5f84bebc4812cd3d44d55ea9986fc92799150dcffdfc475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46cf0c0dc2da7b3eb5f84bebc4812cd3d44d55ea9986fc92799150dcffdfc475", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cf0c0dc2da7b3eb5f84bebc4812cd3d44d55ea9986fc92799150dcffdfc475", kill_on_drop: false }`
[INFO] [stdout] 46cf0c0dc2da7b3eb5f84bebc4812cd3d44d55ea9986fc92799150dcffdfc475
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7297bc3b1c10637ffdd6e788292200afeae402df9301d5b942ba15869dc5c1e
[INFO] running `Command { std: "docker" "start" "-a" "c7297bc3b1c10637ffdd6e788292200afeae402df9301d5b942ba15869dc5c1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.79
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling lib0 v0.4.0
[INFO] [stderr]    Compiling smallstr v0.2.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.79
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.79
[INFO] [stderr]    Compiling yrs v0.4.0
[INFO] [stderr]    Compiling yffi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.30s
[INFO] running `Command { std: "docker" "inspect" "c7297bc3b1c10637ffdd6e788292200afeae402df9301d5b942ba15869dc5c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7297bc3b1c10637ffdd6e788292200afeae402df9301d5b942ba15869dc5c1e", kill_on_drop: false }`
[INFO] [stdout] c7297bc3b1c10637ffdd6e788292200afeae402df9301d5b942ba15869dc5c1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a054d0505ba6a014e406fcdd5dbc07ece520765a4239b9800c261dc4c9c74b14
[INFO] running `Command { std: "docker" "start" "-a" "a054d0505ba6a014e406fcdd5dbc07ece520765a4239b9800c261dc4c9c74b14", kill_on_drop: false }`
[INFO] [stderr]    Compiling yffi v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] running `Command { std: "docker" "inspect" "a054d0505ba6a014e406fcdd5dbc07ece520765a4239b9800c261dc4c9c74b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a054d0505ba6a014e406fcdd5dbc07ece520765a4239b9800c261dc4c9c74b14", kill_on_drop: false }`
[INFO] [stdout] a054d0505ba6a014e406fcdd5dbc07ece520765a4239b9800c261dc4c9c74b14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 523d8abd35c3fd00a426c68fe5b9bd382c9010ec5b0fff94f145e2ea93b84719
[INFO] running `Command { std: "docker" "start" "-a" "523d8abd35c3fd00a426c68fe5b9bd382c9010ec5b0fff94f145e2ea93b84719", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yrs-bdc2034bfe253d7b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::yval_preliminary_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "523d8abd35c3fd00a426c68fe5b9bd382c9010ec5b0fff94f145e2ea93b84719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "523d8abd35c3fd00a426c68fe5b9bd382c9010ec5b0fff94f145e2ea93b84719", kill_on_drop: false }`
[INFO] [stdout] 523d8abd35c3fd00a426c68fe5b9bd382c9010ec5b0fff94f145e2ea93b84719