[INFO] cloning repository https://github.com/IAmzColbz/rustycalc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IAmzColbz/rustycalc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmzColbz%2Frustycalc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmzColbz%2Frustycalc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cb3934ca12c642e8e36a0dd62f7dbb3e783a3432
[INFO] checking IAmzColbz/rustycalc against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmzColbz%2Frustycalc" "/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/IAmzColbz/rustycalc 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/IAmzColbz/rustycalc
[INFO] finished tweaking git repo https://github.com/IAmzColbz/rustycalc
[INFO] tweaked toml for git repo https://github.com/IAmzColbz/rustycalc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/IAmzColbz/rustycalc 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-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b5ed0e4ece7192916a0384aac3ea4d68ddbe41378cb14c757fa3f7667439e0f
[INFO] running `Command { std: "docker" "start" "-a" "6b5ed0e4ece7192916a0384aac3ea4d68ddbe41378cb14c757fa3f7667439e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5ed0e4ece7192916a0384aac3ea4d68ddbe41378cb14c757fa3f7667439e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5ed0e4ece7192916a0384aac3ea4d68ddbe41378cb14c757fa3f7667439e0f", kill_on_drop: false }`
[INFO] [stdout] 6b5ed0e4ece7192916a0384aac3ea4d68ddbe41378cb14c757fa3f7667439e0f
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e9dd79b1bd55a57c90ad297c23a22bb73227cf2dcb34f3bbc39aa140334c11
[INFO] running `Command { std: "docker" "start" "-a" "05e9dd79b1bd55a57c90ad297c23a22bb73227cf2dcb34f3bbc39aa140334c11", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty_calculator v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "05e9dd79b1bd55a57c90ad297c23a22bb73227cf2dcb34f3bbc39aa140334c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e9dd79b1bd55a57c90ad297c23a22bb73227cf2dcb34f3bbc39aa140334c11", kill_on_drop: false }`
[INFO] [stdout] 05e9dd79b1bd55a57c90ad297c23a22bb73227cf2dcb34f3bbc39aa140334c11
[INFO] checking IAmzColbz/rustycalc against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIAmzColbz%2Frustycalc" "/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/IAmzColbz/rustycalc 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/IAmzColbz/rustycalc
[INFO] finished tweaking git repo https://github.com/IAmzColbz/rustycalc
[INFO] tweaked toml for git repo https://github.com/IAmzColbz/rustycalc written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/IAmzColbz/rustycalc 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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efaa4477f8e869af52d5fa0c08eff97e025608b102607e142dc589090ca09b54
[INFO] running `Command { std: "docker" "start" "-a" "efaa4477f8e869af52d5fa0c08eff97e025608b102607e142dc589090ca09b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efaa4477f8e869af52d5fa0c08eff97e025608b102607e142dc589090ca09b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efaa4477f8e869af52d5fa0c08eff97e025608b102607e142dc589090ca09b54", kill_on_drop: false }`
[INFO] [stdout] efaa4477f8e869af52d5fa0c08eff97e025608b102607e142dc589090ca09b54
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 888768378b85b6ac59b7efba5b079c6b0c24b9c657a80f15642f1ec5713443a7
[INFO] running `Command { std: "docker" "start" "-a" "888768378b85b6ac59b7efba5b079c6b0c24b9c657a80f15642f1ec5713443a7", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty_calculator v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | /         match user_float.trim().parse() {
[INFO] [stdout] 14 | |             Ok(num) => return num,
[INFO] [stdout] 15 | |             Err(_) => {
[INFO] [stdout] 16 | |                 println!("Invalid Float");
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             }
[INFO] [stdout] 20 | |         };
[INFO] [stdout]    | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | /         match user_float.trim().parse() {
[INFO] [stdout] 14 | |             Ok(num) => return num,
[INFO] [stdout] 15 | |             Err(_) => {
[INFO] [stdout] 16 | |                 println!("Invalid Float");
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             }
[INFO] [stdout] 20 | |         };
[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 `rusty_calculator` (bin "rusty_calculator" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rusty_calculator` (bin "rusty_calculator") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "888768378b85b6ac59b7efba5b079c6b0c24b9c657a80f15642f1ec5713443a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "888768378b85b6ac59b7efba5b079c6b0c24b9c657a80f15642f1ec5713443a7", kill_on_drop: false }`
[INFO] [stdout] 888768378b85b6ac59b7efba5b079c6b0c24b9c657a80f15642f1ec5713443a7