[INFO] cloning repository https://github.com/NichoBrando/web-assembly-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NichoBrando/web-assembly-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichoBrando%2Fweb-assembly-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichoBrando%2Fweb-assembly-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7d9ef817efe2f299be2461c5a9d0e65076c9e45
[INFO] checking NichoBrando/web-assembly-with-rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichoBrando%2Fweb-assembly-with-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NichoBrando/web-assembly-with-rust 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/NichoBrando/web-assembly-with-rust
[INFO] finished tweaking git repo https://github.com/NichoBrando/web-assembly-with-rust
[INFO] tweaked toml for git repo https://github.com/NichoBrando/web-assembly-with-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/NichoBrando/web-assembly-with-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c206ed6f507221babfa06859259e3ee900882471b3522a2d818d443f1a2212a6
[INFO] running `Command { std: "docker" "start" "-a" "c206ed6f507221babfa06859259e3ee900882471b3522a2d818d443f1a2212a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c206ed6f507221babfa06859259e3ee900882471b3522a2d818d443f1a2212a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c206ed6f507221babfa06859259e3ee900882471b3522a2d818d443f1a2212a6", kill_on_drop: false }`
[INFO] [stdout] c206ed6f507221babfa06859259e3ee900882471b3522a2d818d443f1a2212a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] af402cd784db23c0b3707e1433be6e123a4e72bacd8b03f62e9120bac9322866
[INFO] running `Command { std: "docker" "start" "-a" "af402cd784db23c0b3707e1433be6e123a4e72bacd8b03f62e9120bac9322866", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]     Checking wasm-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.45s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.74
[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" "af402cd784db23c0b3707e1433be6e123a4e72bacd8b03f62e9120bac9322866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af402cd784db23c0b3707e1433be6e123a4e72bacd8b03f62e9120bac9322866", kill_on_drop: false }`
[INFO] [stdout] af402cd784db23c0b3707e1433be6e123a4e72bacd8b03f62e9120bac9322866
[INFO] checking NichoBrando/web-assembly-with-rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNichoBrando%2Fweb-assembly-with-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NichoBrando/web-assembly-with-rust 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/NichoBrando/web-assembly-with-rust
[INFO] finished tweaking git repo https://github.com/NichoBrando/web-assembly-with-rust
[INFO] tweaked toml for git repo https://github.com/NichoBrando/web-assembly-with-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/NichoBrando/web-assembly-with-rust 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e4fe63487103c04cee7ec004af2f1b4e0d75c248299a429dc71ec2991935205b
[INFO] running `Command { std: "docker" "start" "-a" "e4fe63487103c04cee7ec004af2f1b4e0d75c248299a429dc71ec2991935205b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4fe63487103c04cee7ec004af2f1b4e0d75c248299a429dc71ec2991935205b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fe63487103c04cee7ec004af2f1b4e0d75c248299a429dc71ec2991935205b", kill_on_drop: false }`
[INFO] [stdout] e4fe63487103c04cee7ec004af2f1b4e0d75c248299a429dc71ec2991935205b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4e32259e4992afca7f898f723fd4dc06de0a6a458856b1cbe950280e2b8cf049
[INFO] running `Command { std: "docker" "start" "-a" "4e32259e4992afca7f898f723fd4dc06de0a6a458856b1cbe950280e2b8cf049", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]     Checking wasm-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.86s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.74
[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" "4e32259e4992afca7f898f723fd4dc06de0a6a458856b1cbe950280e2b8cf049", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e32259e4992afca7f898f723fd4dc06de0a6a458856b1cbe950280e2b8cf049", kill_on_drop: false }`
[INFO] [stdout] 4e32259e4992afca7f898f723fd4dc06de0a6a458856b1cbe950280e2b8cf049