[INFO] fetching crate oasis-game-client-proxy 0.9.0...
[INFO] checking oasis-game-client-proxy-0.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate oasis-game-client-proxy 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate oasis-game-client-proxy 0.9.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-game-client-proxy 0.9.0
[INFO] finished tweaking crates.io crate oasis-game-client-proxy 0.9.0
[INFO] tweaked toml for crates.io crate oasis-game-client-proxy 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded oasis-game-core v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e2f9863817f2110ce36eca7c45f3c83e61911f12b5e352e0653ea8a8ad7c086
[INFO] running `Command { std: "docker" "start" "-a" "8e2f9863817f2110ce36eca7c45f3c83e61911f12b5e352e0653ea8a8ad7c086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2f9863817f2110ce36eca7c45f3c83e61911f12b5e352e0653ea8a8ad7c086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2f9863817f2110ce36eca7c45f3c83e61911f12b5e352e0653ea8a8ad7c086", kill_on_drop: false }`
[INFO] [stdout] 8e2f9863817f2110ce36eca7c45f3c83e61911f12b5e352e0653ea8a8ad7c086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb7238863ca716090de34fc05c82c746a4f3fd067dd2181b3b8c759fd97b9638
[INFO] running `Command { std: "docker" "start" "-a" "bb7238863ca716090de34fc05c82c746a4f3fd067dd2181b3b8c759fd97b9638", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking oasis-game-core v0.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking oasis-game-client-proxy v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |         JsValue::from_serde(&moves).unwrap()
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let js_value = JsValue::from_serde(&state);
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `wasm_bindgen::JsValue::into_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let action: Action = JsValue::into_serde(&action).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |         JsValue::from_serde(&moves).unwrap()
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let js_value = JsValue::from_serde(&state);
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `wasm_bindgen::JsValue::into_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let action: Action = JsValue::into_serde(&action).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "bb7238863ca716090de34fc05c82c746a4f3fd067dd2181b3b8c759fd97b9638", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb7238863ca716090de34fc05c82c746a4f3fd067dd2181b3b8c759fd97b9638", kill_on_drop: false }`
[INFO] [stdout] bb7238863ca716090de34fc05c82c746a4f3fd067dd2181b3b8c759fd97b9638
[INFO] checking oasis-game-client-proxy-0.9.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate oasis-game-client-proxy 0.9.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate oasis-game-client-proxy 0.9.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oasis-game-client-proxy 0.9.0
[INFO] finished tweaking crates.io crate oasis-game-client-proxy 0.9.0
[INFO] tweaked toml for crates.io crate oasis-game-client-proxy 0.9.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 473e244274b700efafc827a93f601b646073271ed2740281cf5451d80a9a54ae
[INFO] running `Command { std: "docker" "start" "-a" "473e244274b700efafc827a93f601b646073271ed2740281cf5451d80a9a54ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "473e244274b700efafc827a93f601b646073271ed2740281cf5451d80a9a54ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473e244274b700efafc827a93f601b646073271ed2740281cf5451d80a9a54ae", kill_on_drop: false }`
[INFO] [stdout] 473e244274b700efafc827a93f601b646073271ed2740281cf5451d80a9a54ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28c598fe1e59fd740bf7e9611047a033246677f934aa21c851723a3a5bc5a082
[INFO] running `Command { std: "docker" "start" "-a" "28c598fe1e59fd740bf7e9611047a033246677f934aa21c851723a3a5bc5a082", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.92
[INFO] [stderr]     Checking oasis-game-core v0.9.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.92
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.92
[INFO] [stderr]     Checking oasis-game-client-proxy v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |         JsValue::from_serde(&moves).unwrap()
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let js_value = JsValue::from_serde(&state);
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `wasm_bindgen::JsValue::into_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let action: Action = JsValue::into_serde(&action).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |         JsValue::from_serde(&moves).unwrap()
[INFO] [stdout]    |                  ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `wasm_bindgen::JsValue::from_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:39:33
[INFO] [stdout]    |
[INFO] [stdout] 39 |         let js_value = JsValue::from_serde(&state);
[INFO] [stdout]    |                                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `wasm_bindgen::JsValue::into_serde`: causes dependency cycles, use `serde-wasm-bindgen` or `gloo_utils::format::JsValueSerdeExt` instead
[INFO] [stdout]   --> src/lib.rs:48:39
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let action: Action = JsValue::into_serde(&action).unwrap();
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "28c598fe1e59fd740bf7e9611047a033246677f934aa21c851723a3a5bc5a082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28c598fe1e59fd740bf7e9611047a033246677f934aa21c851723a3a5bc5a082", kill_on_drop: false }`
[INFO] [stdout] 28c598fe1e59fd740bf7e9611047a033246677f934aa21c851723a3a5bc5a082