[INFO] fetching crate pepefetch 6.0.0...
[INFO] checking pepefetch-6.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate pepefetch 6.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pepefetch 6.0.0 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 crates.io crate pepefetch 6.0.0
[INFO] finished tweaking crates.io crate pepefetch 6.0.0
[INFO] tweaked toml for crates.io crate pepefetch 6.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate pepefetch 6.0.0 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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded local_ipaddress v0.1.3
[INFO] [stderr]   Downloaded systemstat v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] f77e8ae72897349911fad5dc4643a31da03d90578c450cbd958dc4f5c1eaa2ad
[INFO] running `Command { std: "docker" "start" "-a" "f77e8ae72897349911fad5dc4643a31da03d90578c450cbd958dc4f5c1eaa2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f77e8ae72897349911fad5dc4643a31da03d90578c450cbd958dc4f5c1eaa2ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77e8ae72897349911fad5dc4643a31da03d90578c450cbd958dc4f5c1eaa2ad", kill_on_drop: false }`
[INFO] [stdout] f77e8ae72897349911fad5dc4643a31da03d90578c450cbd958dc4f5c1eaa2ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8be5443a8f502454c6458ff4254a13c58dbb3e170ec79e2690f9c4157fab5627
[INFO] running `Command { std: "docker" "start" "-a" "8be5443a8f502454c6458ff4254a13c58dbb3e170ec79e2690f9c4157fab5627", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking local_ipaddress v0.1.3
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking systemstat v0.1.10
[INFO] [stderr]     Checking pepefetch v6.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "8be5443a8f502454c6458ff4254a13c58dbb3e170ec79e2690f9c4157fab5627", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8be5443a8f502454c6458ff4254a13c58dbb3e170ec79e2690f9c4157fab5627", kill_on_drop: false }`
[INFO] [stdout] 8be5443a8f502454c6458ff4254a13c58dbb3e170ec79e2690f9c4157fab5627
[INFO] checking pepefetch-6.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate pepefetch 6.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate pepefetch 6.0.0 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 crates.io crate pepefetch 6.0.0
[INFO] finished tweaking crates.io crate pepefetch 6.0.0
[INFO] tweaked toml for crates.io crate pepefetch 6.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate pepefetch 6.0.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dc4faaf78fcd9cad506568c52e9928da71474974c2496cf8ec3344aa61f3d3f3
[INFO] running `Command { std: "docker" "start" "-a" "dc4faaf78fcd9cad506568c52e9928da71474974c2496cf8ec3344aa61f3d3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc4faaf78fcd9cad506568c52e9928da71474974c2496cf8ec3344aa61f3d3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4faaf78fcd9cad506568c52e9928da71474974c2496cf8ec3344aa61f3d3f3", kill_on_drop: false }`
[INFO] [stdout] dc4faaf78fcd9cad506568c52e9928da71474974c2496cf8ec3344aa61f3d3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4cccae7cb6384a139b1bf313392714e72805b6be29c698ebb3242a31da046080
[INFO] running `Command { std: "docker" "start" "-a" "4cccae7cb6384a139b1bf313392714e72805b6be29c698ebb3242a31da046080", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking bytesize v1.1.0
[INFO] [stderr]     Checking local_ipaddress v0.1.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/local_ipaddress-0.1.3/src/lib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | /     match socket.local_addr() {
[INFO] [stdout] 19 | |         Ok(addr) => return Some(addr.ip().to_string()),
[INFO] [stdout] 20 | |         Err(_) => return None,
[INFO] [stdout] 21 | |     };
[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] [stderr] error: could not compile `local_ipaddress` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4cccae7cb6384a139b1bf313392714e72805b6be29c698ebb3242a31da046080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cccae7cb6384a139b1bf313392714e72805b6be29c698ebb3242a31da046080", kill_on_drop: false }`
[INFO] [stdout] 4cccae7cb6384a139b1bf313392714e72805b6be29c698ebb3242a31da046080