[INFO] fetching crate tokio-smoltcp 0.4.1... [INFO] checking tokio-smoltcp-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate tokio-smoltcp 0.4.1 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate tokio-smoltcp 0.4.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-smoltcp 0.4.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tokio-smoltcp 0.4.1 [INFO] tweaked toml for crates.io crate tokio-smoltcp 0.4.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate tokio-smoltcp 0.4.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded futures-sink v0.3.25 [INFO] [stderr] Downloaded managed v0.8.0 [INFO] [stderr] Downloaded parking_lot_core v0.9.6 [INFO] [stderr] Downloaded futures-io v0.3.25 [INFO] [stderr] Downloaded futures-macro v0.3.25 [INFO] [stderr] Downloaded futures-executor v0.3.25 [INFO] [stderr] Downloaded futures-task v0.3.25 [INFO] [stderr] Downloaded defmt-macros v0.3.6 [INFO] [stderr] Downloaded futures-channel v0.3.25 [INFO] [stderr] Downloaded futures-util v0.3.25 [INFO] [stderr] Downloaded smoltcp v0.10.0 [INFO] [stderr] Downloaded tokio v1.24.1 [INFO] [stderr] Downloaded cc v1.0.78 [INFO] [stderr] Downloaded heapless v0.7.16 [INFO] [stderr] Downloaded unicode-segmentation v1.10.0 [INFO] [stderr] Downloaded futures v0.3.25 [INFO] [stderr] Downloaded pcap v1.0.0 [INFO] [stderr] Downloaded mio v0.8.5 [INFO] [stderr] Downloaded critical-section v1.1.1 [INFO] [stderr] Downloaded defmt v0.3.5 [INFO] [stderr] Downloaded atomic-polyfill v0.1.11 [INFO] [stderr] Downloaded defmt-parser v0.3.3 [INFO] [stderr] Downloaded futures-core v0.3.25 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 177ef48dea8bf6fd3a5fc83b7ae4b0f0ffc33f31a44efac85ba66e13b26595df [INFO] running `Command { std: "docker" "start" "-a" "177ef48dea8bf6fd3a5fc83b7ae4b0f0ffc33f31a44efac85ba66e13b26595df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "177ef48dea8bf6fd3a5fc83b7ae4b0f0ffc33f31a44efac85ba66e13b26595df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "177ef48dea8bf6fd3a5fc83b7ae4b0f0ffc33f31a44efac85ba66e13b26595df", kill_on_drop: false }` [INFO] [stdout] 177ef48dea8bf6fd3a5fc83b7ae4b0f0ffc33f31a44efac85ba66e13b26595df [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dad5f3c68c0747bb421454960fe2fc84cbef7d24bc2d3c4cf55f3fd13274c7b [INFO] running `Command { std: "docker" "start" "-a" "6dad5f3c68c0747bb421454960fe2fc84cbef7d24bc2d3c4cf55f3fd13274c7b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling semver v1.0.18 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling parking_lot_core v0.9.6 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling tokio v1.24.1 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Checking futures-io v0.3.25 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking mio v0.8.5 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling smoltcp v0.10.0 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling unicode-segmentation v1.10.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking managed v0.8.0 [INFO] [stderr] Compiling anyhow v1.0.68 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking dns-parser v0.8.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling futures-macro v0.3.25 [INFO] [stderr] Compiling tokio-macros v1.8.2 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling pcap v1.0.0 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking futures-executor v0.3.25 [INFO] [stderr] Checking futures v0.3.25 [INFO] [stderr] Checking tokio-util v0.7.4 [INFO] [stderr] Checking tokio-smoltcp v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AnySocket`, `Socket` [INFO] [stdout] --> src/socket.rs:4:42 [INFO] [stdout] | [INFO] [stdout] 4 | pub use smoltcp::socket::{raw, tcp, udp, AnySocket, Socket}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AnySocket`, `Socket` [INFO] [stdout] --> src/socket.rs:4:42 [INFO] [stdout] | [INFO] [stdout] 4 | pub use smoltcp::socket::{raw, tcp, udp, AnySocket, Socket}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 24.89s [INFO] running `Command { std: "docker" "inspect" "6dad5f3c68c0747bb421454960fe2fc84cbef7d24bc2d3c4cf55f3fd13274c7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dad5f3c68c0747bb421454960fe2fc84cbef7d24bc2d3c4cf55f3fd13274c7b", kill_on_drop: false }` [INFO] [stdout] 6dad5f3c68c0747bb421454960fe2fc84cbef7d24bc2d3c4cf55f3fd13274c7b [INFO] checking tokio-smoltcp-0.4.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate tokio-smoltcp 0.4.1 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate tokio-smoltcp 0.4.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-smoltcp 0.4.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate tokio-smoltcp 0.4.1 [INFO] tweaked toml for crates.io crate tokio-smoltcp 0.4.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate tokio-smoltcp 0.4.1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] de2627a0f9c8dcca502d22da96ad9ee5c5d512876de92273bcf042e4d3cd5dbd [INFO] running `Command { std: "docker" "start" "-a" "de2627a0f9c8dcca502d22da96ad9ee5c5d512876de92273bcf042e4d3cd5dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de2627a0f9c8dcca502d22da96ad9ee5c5d512876de92273bcf042e4d3cd5dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de2627a0f9c8dcca502d22da96ad9ee5c5d512876de92273bcf042e4d3cd5dbd", kill_on_drop: false }` [INFO] [stdout] de2627a0f9c8dcca502d22da96ad9ee5c5d512876de92273bcf042e4d3cd5dbd [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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3a221431e26015bde544939beb17e614a30bc6e039472196763a006c20229bb [INFO] running `Command { std: "docker" "start" "-a" "d3a221431e26015bde544939beb17e614a30bc6e039472196763a006c20229bb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.66 [INFO] [stderr] Compiling unicode-ident v1.0.6 [INFO] [stderr] Compiling syn v1.0.107 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling futures-core v0.3.25 [INFO] [stderr] Compiling semver v1.0.18 [INFO] [stderr] Compiling futures-task v0.3.25 [INFO] [stderr] Compiling parking_lot_core v0.9.6 [INFO] [stderr] Compiling futures-channel v0.3.25 [INFO] [stderr] Checking futures-sink v0.3.25 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling futures-util v0.3.25 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling tokio v1.24.1 [INFO] [stderr] Checking futures-io v0.3.25 [INFO] [stderr] Compiling regex-syntax v0.6.28 [INFO] [stderr] Compiling libloading v0.6.7 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling aho-corasick v0.7.20 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking bytes v1.3.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking mio v0.8.5 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling unicode-segmentation v1.10.0 [INFO] [stderr] Compiling pkg-config v0.3.26 [INFO] [stderr] Compiling smoltcp v0.10.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling anyhow v1.0.68 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking managed v0.8.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking errno v0.2.8 [INFO] [stderr] Checking dns-parser v0.8.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling regex v1.7.1 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling pcap v1.0.0 [INFO] [stderr] Compiling futures-macro v0.3.25 [INFO] [stderr] Compiling tokio-macros v1.8.2 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking futures-executor v0.3.25 [INFO] [stderr] Checking futures v0.3.25 [INFO] [stderr] Checking tokio-util v0.7.4 [INFO] [stderr] Checking tokio-smoltcp v0.4.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AnySocket`, `Socket` [INFO] [stdout] --> src/socket.rs:4:42 [INFO] [stdout] | [INFO] [stdout] 4 | pub use smoltcp::socket::{raw, tcp, udp, AnySocket, Socket}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AnySocket`, `Socket` [INFO] [stdout] --> src/socket.rs:4:42 [INFO] [stdout] | [INFO] [stdout] 4 | pub use smoltcp::socket::{raw, tcp, udp, AnySocket, Socket}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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 36.64s [INFO] running `Command { std: "docker" "inspect" "d3a221431e26015bde544939beb17e614a30bc6e039472196763a006c20229bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3a221431e26015bde544939beb17e614a30bc6e039472196763a006c20229bb", kill_on_drop: false }` [INFO] [stdout] d3a221431e26015bde544939beb17e614a30bc6e039472196763a006c20229bb