[INFO] fetching crate web-assembly-whipshout 1.0.0...
[INFO] checking web-assembly-whipshout-1.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate web-assembly-whipshout 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate web-assembly-whipshout 1.0.0 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 web-assembly-whipshout 1.0.0
[INFO] finished tweaking crates.io crate web-assembly-whipshout 1.0.0
[INFO] tweaked toml for crates.io crate web-assembly-whipshout 1.0.0 written to /workspace/builds/worker-2-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 26 packages
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 652037bd395b9e6f9def71e00e55212a981c839f2ace1389ae15953330c2994e
[INFO] running `Command { std: "docker" "start" "-a" "652037bd395b9e6f9def71e00e55212a981c839f2ace1389ae15953330c2994e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "652037bd395b9e6f9def71e00e55212a981c839f2ace1389ae15953330c2994e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652037bd395b9e6f9def71e00e55212a981c839f2ace1389ae15953330c2994e", kill_on_drop: false }`
[INFO] [stdout] 652037bd395b9e6f9def71e00e55212a981c839f2ace1389ae15953330c2994e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f6b5547aa2bd05b6239df250bbdc382259074026ad697052ef519ba44913154d
[INFO] running `Command { std: "docker" "start" "-a" "f6b5547aa2bd05b6239df250bbdc382259074026ad697052ef519ba44913154d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stderr]     Checking web-assembly-whipshout v1.0.0 (/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/utils.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     match JsValue::from_serde(provider) {
[INFO] [stdout]    |                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |     match val.into_serde() {
[INFO] [stdout]     |               ^^^^^^^^^^
[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/utils.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     match JsValue::from_serde(provider) {
[INFO] [stdout]    |                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |     match val.into_serde() {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `Command { std: "docker" "inspect" "f6b5547aa2bd05b6239df250bbdc382259074026ad697052ef519ba44913154d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6b5547aa2bd05b6239df250bbdc382259074026ad697052ef519ba44913154d", kill_on_drop: false }`
[INFO] [stdout] f6b5547aa2bd05b6239df250bbdc382259074026ad697052ef519ba44913154d
[INFO] checking web-assembly-whipshout-1.0.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate web-assembly-whipshout 1.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate web-assembly-whipshout 1.0.0 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 web-assembly-whipshout 1.0.0
[INFO] finished tweaking crates.io crate web-assembly-whipshout 1.0.0
[INFO] tweaked toml for crates.io crate web-assembly-whipshout 1.0.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 26 packages
[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] [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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e60d0bb821bd9dfe80542423eb536a1c37c630d2c67b478fb82719c622308685
[INFO] running `Command { std: "docker" "start" "-a" "e60d0bb821bd9dfe80542423eb536a1c37c630d2c67b478fb82719c622308685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e60d0bb821bd9dfe80542423eb536a1c37c630d2c67b478fb82719c622308685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60d0bb821bd9dfe80542423eb536a1c37c630d2c67b478fb82719c622308685", kill_on_drop: false }`
[INFO] [stdout] e60d0bb821bd9dfe80542423eb536a1c37c630d2c67b478fb82719c622308685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 9a1ca0e2e7154024a3e4edb0f38dbb6fbbb3c22b747d505746d07c300e9b174e
[INFO] running `Command { std: "docker" "start" "-a" "9a1ca0e2e7154024a3e4edb0f38dbb6fbbb3c22b747d505746d07c300e9b174e", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen v0.2.92
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking js-sys v0.3.69
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.42
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.42
[INFO] [stderr]     Checking web-assembly-whipshout v1.0.0 (/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/utils.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     match JsValue::from_serde(provider) {
[INFO] [stdout]    |                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |     match val.into_serde() {
[INFO] [stdout]     |               ^^^^^^^^^^
[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/utils.rs:12:20
[INFO] [stdout]    |
[INFO] [stdout] 12 |     match JsValue::from_serde(provider) {
[INFO] [stdout]    |                    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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:108:15
[INFO] [stdout]     |
[INFO] [stdout] 108 |     match val.into_serde() {
[INFO] [stdout]     |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.88s
[INFO] running `Command { std: "docker" "inspect" "9a1ca0e2e7154024a3e4edb0f38dbb6fbbb3c22b747d505746d07c300e9b174e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1ca0e2e7154024a3e4edb0f38dbb6fbbb3c22b747d505746d07c300e9b174e", kill_on_drop: false }`
[INFO] [stdout] 9a1ca0e2e7154024a3e4edb0f38dbb6fbbb3c22b747d505746d07c300e9b174e