[INFO] fetching crate default-net 0.21.0... [INFO] checking default-net-0.21.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate default-net 0.21.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate default-net 0.21.0 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 default-net 0.21.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate default-net 0.21.0 [INFO] tweaked toml for crates.io crate default-net 0.21.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate default-net 0.21.0 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 netlink-packet-utils v0.5.2 [INFO] [stderr] Downloaded memalloc v0.1.0 [INFO] [stderr] Downloaded netlink-sys v0.8.5 [INFO] [stderr] Downloaded dlopen2 v0.5.0 [INFO] [stderr] Downloaded netlink-packet-core v0.7.0 [INFO] [stderr] Downloaded netlink-packet-route v0.17.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] be95a440c1b17d8d7e20372b07b70614e4c9f5cb791dfbd1d17c764a3055f96a [INFO] running `Command { std: "docker" "start" "-a" "be95a440c1b17d8d7e20372b07b70614e4c9f5cb791dfbd1d17c764a3055f96a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "be95a440c1b17d8d7e20372b07b70614e4c9f5cb791dfbd1d17c764a3055f96a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be95a440c1b17d8d7e20372b07b70614e4c9f5cb791dfbd1d17c764a3055f96a", kill_on_drop: false }` [INFO] [stdout] be95a440c1b17d8d7e20372b07b70614e4c9f5cb791dfbd1d17c764a3055f96a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d723e6dddc25b6b604e629e4488dca58b18f067eb18de1aa938729d6e9ddc854 [INFO] running `Command { std: "docker" "start" "-a" "d723e6dddc25b6b604e629e4488dca58b18f067eb18de1aa938729d6e9ddc854", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Checking default-net v0.21.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/types.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/interface/unix.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/linux.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking serde_json v1.0.99 [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/types.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/interface/unix.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/linux.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "d723e6dddc25b6b604e629e4488dca58b18f067eb18de1aa938729d6e9ddc854", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d723e6dddc25b6b604e629e4488dca58b18f067eb18de1aa938729d6e9ddc854", kill_on_drop: false }` [INFO] [stdout] d723e6dddc25b6b604e629e4488dca58b18f067eb18de1aa938729d6e9ddc854 [INFO] checking default-net-0.21.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate default-net 0.21.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate default-net 0.21.0 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 default-net 0.21.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate default-net 0.21.0 [INFO] tweaked toml for crates.io crate default-net 0.21.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate default-net 0.21.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4627b30237622500e43e2505f26470fa2e602090024762646e9b63758492bebf [INFO] running `Command { std: "docker" "start" "-a" "4627b30237622500e43e2505f26470fa2e602090024762646e9b63758492bebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4627b30237622500e43e2505f26470fa2e602090024762646e9b63758492bebf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4627b30237622500e43e2505f26470fa2e602090024762646e9b63758492bebf", kill_on_drop: false }` [INFO] [stdout] 4627b30237622500e43e2505f26470fa2e602090024762646e9b63758492bebf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c432c85cafb2f10cd3df6a8e7c1584b05cac47f595ff4780e2e33106b700db30 [INFO] running `Command { std: "docker" "start" "-a" "c432c85cafb2f10cd3df6a8e7c1584b05cac47f595ff4780e2e33106b700db30", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking default-net v0.21.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/types.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/interface/unix.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/interface/linux.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/interface/shared.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | / match socket.local_addr() { [INFO] [stdout] 16 | | Ok(addr) => return Some(addr.ip()), [INFO] [stdout] 17 | | Err(_) => return None, [INFO] [stdout] 18 | | }; [INFO] [stdout] | |_____^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> src/interface/linux.rs:11:13 [INFO] [stdout] | [INFO] [stdout] 11 | / match if_type_string.parse::() { [INFO] [stdout] 12 | | Ok(if_type) => { [INFO] [stdout] 13 | | return InterfaceType::try_from(if_type).unwrap_or(InterfaceType::Unknown); [INFO] [stdout] 14 | | } [INFO] [stdout] ... | [INFO] [stdout] 17 | | } [INFO] [stdout] 18 | | } [INFO] [stdout] | |_____________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> src/interface/linux.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | / match if_speed_string.parse::() { [INFO] [stdout] 33 | | Ok(if_speed) => { [INFO] [stdout] 34 | | // Convert Mbps to bps [INFO] [stdout] 35 | | return Some(if_speed * 1000000); [INFO] [stdout] ... | [INFO] [stdout] 39 | | } [INFO] [stdout] 40 | | } [INFO] [stdout] | |_____________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0284. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `default-net` (lib) due to 4 previous errors; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c432c85cafb2f10cd3df6a8e7c1584b05cac47f595ff4780e2e33106b700db30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c432c85cafb2f10cd3df6a8e7c1584b05cac47f595ff4780e2e33106b700db30", kill_on_drop: false }` [INFO] [stdout] c432c85cafb2f10cd3df6a8e7c1584b05cac47f595ff4780e2e33106b700db30