[INFO] cloning repository https://github.com/DeepViewML/deepviewrt-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DeepViewML/deepviewrt-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeepViewML%2Fdeepviewrt-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeepViewML%2Fdeepviewrt-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49e01634650cf5374a3b74f02b75788a07acd8d7
[INFO] checking DeepViewML/deepviewrt-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeepViewML%2Fdeepviewrt-rs" "/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/DeepViewML/deepviewrt-rs on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DeepViewML/deepviewrt-rs
[INFO] finished tweaking git repo https://github.com/DeepViewML/deepviewrt-rs
[INFO] tweaked toml for git repo https://github.com/DeepViewML/deepviewrt-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/DeepViewML/deepviewrt-rs 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad345f47800edcd58ab69919ce0ab7022faae2a636f3aa6f945b9bc6f7b5c9aa
[INFO] running `Command { std: "docker" "start" "-a" "ad345f47800edcd58ab69919ce0ab7022faae2a636f3aa6f945b9bc6f7b5c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad345f47800edcd58ab69919ce0ab7022faae2a636f3aa6f945b9bc6f7b5c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad345f47800edcd58ab69919ce0ab7022faae2a636f3aa6f945b9bc6f7b5c9aa", kill_on_drop: false }`
[INFO] [stdout] ad345f47800edcd58ab69919ce0ab7022faae2a636f3aa6f945b9bc6f7b5c9aa
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66b0d0ef72e20f187fa87f2ac08578f8c097b9c01b3110fab8c87eb907e773dd
[INFO] running `Command { std: "docker" "start" "-a" "66b0d0ef72e20f187fa87f2ac08578f8c097b9c01b3110fab8c87eb907e773dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling deepviewrt-sys v0.0.0 (/opt/rustwide/workdir/deepviewrt-sys)
[INFO] [stderr]     Checking deepviewrt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: returned pointer of `as_ptr` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/context.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         if !self.model.as_ptr().is_null() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `as_ptr` call is never null, so checking it for null will always return false
[INFO] [stdout]   --> src/context.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |         if !self.model.as_ptr().is_null() {
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "66b0d0ef72e20f187fa87f2ac08578f8c097b9c01b3110fab8c87eb907e773dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b0d0ef72e20f187fa87f2ac08578f8c097b9c01b3110fab8c87eb907e773dd", kill_on_drop: false }`
[INFO] [stdout] 66b0d0ef72e20f187fa87f2ac08578f8c097b9c01b3110fab8c87eb907e773dd
[INFO] checking DeepViewML/deepviewrt-rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDeepViewML%2Fdeepviewrt-rs" "/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/DeepViewML/deepviewrt-rs on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DeepViewML/deepviewrt-rs
[INFO] finished tweaking git repo https://github.com/DeepViewML/deepviewrt-rs
[INFO] tweaked toml for git repo https://github.com/DeepViewML/deepviewrt-rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/DeepViewML/deepviewrt-rs 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7929678bed8c139d4348824a706a97e7a118299f86d2e6f7240b10a4b8026bb
[INFO] running `Command { std: "docker" "start" "-a" "e7929678bed8c139d4348824a706a97e7a118299f86d2e6f7240b10a4b8026bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7929678bed8c139d4348824a706a97e7a118299f86d2e6f7240b10a4b8026bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7929678bed8c139d4348824a706a97e7a118299f86d2e6f7240b10a4b8026bb", kill_on_drop: false }`
[INFO] [stdout] e7929678bed8c139d4348824a706a97e7a118299f86d2e6f7240b10a4b8026bb
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04e13836bc562701acadc0b3efc772a50a2a8c4a8434e4b49153f9d838c7aec9
[INFO] running `Command { std: "docker" "start" "-a" "04e13836bc562701acadc0b3efc772a50a2a8c4a8434e4b49153f9d838c7aec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling deepviewrt-sys v0.0.0 (/opt/rustwide/workdir/deepviewrt-sys)
[INFO] [stderr]     Checking deepviewrt v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tensor.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         match value {
[INFO] [stdout] 27 | |             0 => return Ok(TensorType::RAW),
[INFO] [stdout] 28 | |             1 => return Ok(TensorType::STR),
[INFO] [stdout] 29 | |             2 => return Ok(TensorType::I8),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |             _ => return Err(()),
[INFO] [stdout] 41 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/tensor.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         match value {
[INFO] [stdout] 27 | |             0 => return Ok(TensorType::RAW),
[INFO] [stdout] 28 | |             1 => return Ok(TensorType::STR),
[INFO] [stdout] 29 | |             2 => return Ok(TensorType::I8),
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |             _ => return Err(()),
[INFO] [stdout] 41 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `deepviewrt` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `deepviewrt` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "04e13836bc562701acadc0b3efc772a50a2a8c4a8434e4b49153f9d838c7aec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04e13836bc562701acadc0b3efc772a50a2a8c4a8434e4b49153f9d838c7aec9", kill_on_drop: false }`
[INFO] [stdout] 04e13836bc562701acadc0b3efc772a50a2a8c4a8434e4b49153f9d838c7aec9