[INFO] cloning repository https://github.com/fdemir/sniffsniff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fdemir/sniffsniff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdemir%2Fsniffsniff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdemir%2Fsniffsniff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f978616775f95fc883634c641853d837e37fff80
[INFO] checking fdemir/sniffsniff against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdemir%2Fsniffsniff" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdemir/sniffsniff 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/fdemir/sniffsniff
[INFO] finished tweaking git repo https://github.com/fdemir/sniffsniff
[INFO] tweaked toml for git repo https://github.com/fdemir/sniffsniff written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fdemir/sniffsniff 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c22fd95b2ed41db9f5168e6338b882a2015f0dec08d7850cbb665c01b1f5875a
[INFO] running `Command { std: "docker" "start" "-a" "c22fd95b2ed41db9f5168e6338b882a2015f0dec08d7850cbb665c01b1f5875a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c22fd95b2ed41db9f5168e6338b882a2015f0dec08d7850cbb665c01b1f5875a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22fd95b2ed41db9f5168e6338b882a2015f0dec08d7850cbb665c01b1f5875a", kill_on_drop: false }`
[INFO] [stdout] c22fd95b2ed41db9f5168e6338b882a2015f0dec08d7850cbb665c01b1f5875a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cdf0dd66d4f6dc97030e4f3a9b814c19d992dcf0de8019e5e2bf237e8f5a485b
[INFO] running `Command { std: "docker" "start" "-a" "cdf0dd66d4f6dc97030e4f3a9b814c19d992dcf0de8019e5e2bf237e8f5a485b", kill_on_drop: false }`
[INFO] [stderr]     Checking sniffsniff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "cdf0dd66d4f6dc97030e4f3a9b814c19d992dcf0de8019e5e2bf237e8f5a485b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdf0dd66d4f6dc97030e4f3a9b814c19d992dcf0de8019e5e2bf237e8f5a485b", kill_on_drop: false }`
[INFO] [stdout] cdf0dd66d4f6dc97030e4f3a9b814c19d992dcf0de8019e5e2bf237e8f5a485b
[INFO] checking fdemir/sniffsniff against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffdemir%2Fsniffsniff" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fdemir/sniffsniff 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/fdemir/sniffsniff
[INFO] finished tweaking git repo https://github.com/fdemir/sniffsniff
[INFO] tweaked toml for git repo https://github.com/fdemir/sniffsniff written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fdemir/sniffsniff 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 890c6fba33ac8a0ddb6406eb4d89b30c9834832a9a9a0e2ba3c30bba6ffdb17e
[INFO] running `Command { std: "docker" "start" "-a" "890c6fba33ac8a0ddb6406eb4d89b30c9834832a9a9a0e2ba3c30bba6ffdb17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "890c6fba33ac8a0ddb6406eb4d89b30c9834832a9a9a0e2ba3c30bba6ffdb17e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890c6fba33ac8a0ddb6406eb4d89b30c9834832a9a9a0e2ba3c30bba6ffdb17e", kill_on_drop: false }`
[INFO] [stdout] 890c6fba33ac8a0ddb6406eb4d89b30c9834832a9a9a0e2ba3c30bba6ffdb17e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 867e551c753b161ef2f696c5f7b31fff96db6b663839dc0f5e74fabd9e8fe0d6
[INFO] running `Command { std: "docker" "start" "-a" "867e551c753b161ef2f696c5f7b31fff96db6b663839dc0f5e74fabd9e8fe0d6", kill_on_drop: false }`
[INFO] [stderr]     Checking sniffsniff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/arguments.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     match flag.as_str() {
[INFO] [stdout] 29 | |         "-j" => {
[INFO] [stdout] 30 | |             let ipaddr = IpAddr::from_str(&args[3]).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 44 | |         }
[INFO] [stdout] 45 | |     };
[INFO] [stdout]    | |_____^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/arguments.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 | /     match flag.as_str() {
[INFO] [stdout] 29 | |         "-j" => {
[INFO] [stdout] 30 | |             let ipaddr = IpAddr::from_str(&args[3]).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 44 | |         }
[INFO] [stdout] 45 | |     };
[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 `sniffsniff` (bin "sniffsniff") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `sniffsniff` (bin "sniffsniff" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "867e551c753b161ef2f696c5f7b31fff96db6b663839dc0f5e74fabd9e8fe0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867e551c753b161ef2f696c5f7b31fff96db6b663839dc0f5e74fabd9e8fe0d6", kill_on_drop: false }`
[INFO] [stdout] 867e551c753b161ef2f696c5f7b31fff96db6b663839dc0f5e74fabd9e8fe0d6