[INFO] cloning repository https://github.com/Arunscape/rust-yew-wasm-todoexample [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Arunscape/rust-yew-wasm-todoexample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 362ddc4721e4ae3cb36c85bbba4c09afb34d397b [INFO] checking Arunscape/rust-yew-wasm-todoexample against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Arunscape/rust-yew-wasm-todoexample 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 git repo https://github.com/Arunscape/rust-yew-wasm-todoexample [INFO] finished tweaking git repo https://github.com/Arunscape/rust-yew-wasm-todoexample [INFO] tweaked toml for git repo https://github.com/Arunscape/rust-yew-wasm-todoexample written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Arunscape/rust-yew-wasm-todoexample already has a lockfile, it will not be regenerated [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 yew v0.6.0 [INFO] [stderr] Downloaded stdweb-derive v0.5.1 [INFO] [stderr] Downloaded stdweb-internal-macros v0.2.7 [INFO] [stderr] Downloaded stdweb-internal-runtime v0.1.4 [INFO] [stderr] Downloaded bincode v1.0.1 [INFO] [stderr] Downloaded base-x v0.2.5 [INFO] [stderr] Downloaded backtrace v0.3.32 [INFO] [stderr] Downloaded syn v0.15.39 [INFO] [stderr] Downloaded http v0.1.17 [INFO] [stderr] Downloaded backtrace-sys v0.1.30 [INFO] [stderr] Downloaded serde_derive v1.0.94 [INFO] [stderr] Downloaded serde v1.0.94 [INFO] [stderr] Downloaded bumpalo v2.5.0 [INFO] [stderr] Downloaded wasm-bindgen v0.2.47 [INFO] [stderr] Downloaded stdweb v0.4.17 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.47 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.47 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] f4c06a5019c1672adaf703353247308b4e7d5f018f822d9bedad74377b565e74 [INFO] running `Command { std: "docker" "start" "-a" "f4c06a5019c1672adaf703353247308b4e7d5f018f822d9bedad74377b565e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4c06a5019c1672adaf703353247308b4e7d5f018f822d9bedad74377b565e74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4c06a5019c1672adaf703353247308b4e7d5f018f822d9bedad74377b565e74", kill_on_drop: false }` [INFO] [stdout] f4c06a5019c1672adaf703353247308b4e7d5f018f822d9bedad74377b565e74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 08a4028a2b1794a493c7169c193474cce42634676f0d12fc84bf3f823d8da3ae [INFO] running `Command { std: "docker" "start" "-a" "08a4028a2b1794a493c7169c193474cce42634676f0d12fc84bf3f823d8da3ae", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.4 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Compiling base-x v0.2.5 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling stdweb v0.4.17 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling backtrace-sys v0.1.30 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.7 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Checking yew v0.6.0 [INFO] [stderr] Checking rust-yew-wasm-todoexample v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.67s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.17 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "08a4028a2b1794a493c7169c193474cce42634676f0d12fc84bf3f823d8da3ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08a4028a2b1794a493c7169c193474cce42634676f0d12fc84bf3f823d8da3ae", kill_on_drop: false }` [INFO] [stdout] 08a4028a2b1794a493c7169c193474cce42634676f0d12fc84bf3f823d8da3ae [INFO] checking Arunscape/rust-yew-wasm-todoexample against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FArunscape%2Frust-yew-wasm-todoexample" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Arunscape/rust-yew-wasm-todoexample 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 git repo https://github.com/Arunscape/rust-yew-wasm-todoexample [INFO] finished tweaking git repo https://github.com/Arunscape/rust-yew-wasm-todoexample [INFO] tweaked toml for git repo https://github.com/Arunscape/rust-yew-wasm-todoexample written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Arunscape/rust-yew-wasm-todoexample already has a lockfile, it will not be regenerated [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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9dc639beb883a717b8fdb0389a7c69f91165b88c96bec48b76b2e0b7500fb920 [INFO] running `Command { std: "docker" "start" "-a" "9dc639beb883a717b8fdb0389a7c69f91165b88c96bec48b76b2e0b7500fb920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9dc639beb883a717b8fdb0389a7c69f91165b88c96bec48b76b2e0b7500fb920", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9dc639beb883a717b8fdb0389a7c69f91165b88c96bec48b76b2e0b7500fb920", kill_on_drop: false }` [INFO] [stdout] 9dc639beb883a717b8fdb0389a7c69f91165b88c96bec48b76b2e0b7500fb920 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 02ca978bd6d512238f1a0b5eaee770f3f5dbccd65a7870c2e3a9b73f04cb4289 [INFO] running `Command { std: "docker" "start" "-a" "02ca978bd6d512238f1a0b5eaee770f3f5dbccd65a7870c2e3a9b73f04cb4289", kill_on_drop: false }` [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling stdweb-internal-runtime v0.1.4 [INFO] [stderr] Compiling sha1 v0.6.0 [INFO] [stderr] Compiling base-x v0.2.5 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling stdweb v0.4.17 [INFO] [stderr] Checking discard v1.0.4 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.30 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking http v0.1.17 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Checking bincode v1.0.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling serde_derive v1.0.94 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Compiling stdweb-internal-macros v0.2.7 [INFO] [stderr] Compiling stdweb-derive v0.5.1 [INFO] [stderr] Checking yew v0.6.0 [INFO] [stderr] Checking rust-yew-wasm-todoexample v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.37s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: stdweb v0.4.17 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "02ca978bd6d512238f1a0b5eaee770f3f5dbccd65a7870c2e3a9b73f04cb4289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02ca978bd6d512238f1a0b5eaee770f3f5dbccd65a7870c2e3a9b73f04cb4289", kill_on_drop: false }` [INFO] [stdout] 02ca978bd6d512238f1a0b5eaee770f3f5dbccd65a7870c2e3a9b73f04cb4289