[INFO] fetching crate kvsd 0.1.1... [INFO] checking kvsd-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate kvsd 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate kvsd 0.1.1 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 kvsd 0.1.1 [INFO] finished tweaking crates.io crate kvsd 0.1.1 [INFO] tweaked toml for crates.io crate kvsd 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate kvsd 0.1.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-attributes v0.1.11 [INFO] [stderr] Downloaded tracing-serde v0.1.2 [INFO] [stderr] Downloaded tracing-log v0.1.1 [INFO] [stderr] Downloaded generator v0.6.23 [INFO] [stderr] Downloaded dtoa v0.4.6 [INFO] [stderr] Downloaded hermit-abi v0.1.10 [INFO] [stderr] Downloaded serde_derive v1.0.117 [INFO] [stderr] Downloaded tokio-macros v0.3.1 [INFO] [stderr] Downloaded smallvec v1.4.2 [INFO] [stderr] Downloaded tracing-subscriber v0.2.14 [INFO] [stderr] Downloaded signal-hook-registry v1.2.1 [INFO] [stderr] Downloaded atoi v0.3.3 [INFO] [stderr] Downloaded rustc-demangle v0.1.18 [INFO] [stderr] Downloaded addr2line v0.13.0 [INFO] [stderr] Downloaded async-trait v0.1.41 [INFO] [stderr] Downloaded arc-swap v0.4.7 [INFO] [stderr] Downloaded tokio-rustls v0.20.0 [INFO] [stderr] Downloaded backtrace v0.3.53 [INFO] [stderr] Downloaded object v0.21.1 [INFO] [stderr] Downloaded tokio v0.3.2 [INFO] [stderr] Downloaded regex-syntax v0.6.20 [INFO] [stderr] Downloaded regex v1.4.1 [INFO] [stderr] Downloaded gimli v0.22.0 [INFO] [stderr] Downloaded syn v1.0.48 [INFO] [stderr] Downloaded yaml-rust v0.4.4 [INFO] [stderr] Downloaded ntapi v0.3.4 [INFO] [stderr] Downloaded mio v0.7.4 [INFO] [stderr] Downloaded loom v0.3.6 [INFO] [stderr] Downloaded sharded-slab v0.1.0 [INFO] [stderr] Downloaded tracing v0.1.21 [INFO] [stderr] Downloaded serde_yaml v0.8.14 [INFO] [stderr] Downloaded bytes v0.6.0 [INFO] [stderr] Downloaded socket2 v0.3.15 [INFO] [stderr] Downloaded miow v0.3.5 [INFO] [stderr] Downloaded tokio-test v0.3.0 [INFO] [stderr] Downloaded ring v0.16.17 [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] f35aa348b7c828694e752424d1788cb749a7958d37df6b7822677ac7103f608b [INFO] running `Command { std: "docker" "start" "-a" "f35aa348b7c828694e752424d1788cb749a7958d37df6b7822677ac7103f608b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f35aa348b7c828694e752424d1788cb749a7958d37df6b7822677ac7103f608b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35aa348b7c828694e752424d1788cb749a7958d37df6b7822677ac7103f608b", kill_on_drop: false }` [INFO] [stdout] f35aa348b7c828694e752424d1788cb749a7958d37df6b7822677ac7103f608b [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] e9be1c2f34a67e58d8298d8b013ca2f167b2160b9b4ab48b45ab1003e8b4052e [INFO] running `Command { std: "docker" "start" "-a" "e9be1c2f34a67e58d8298d8b013ca2f167b2160b9b4ab48b45ab1003e8b4052e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling cc v1.0.65 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking regex-syntax v0.6.20 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking bytes v0.6.0 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Checking sharded-slab v0.1.0 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking object v0.21.1 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling ring v0.16.17 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking mio v0.7.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking sct v0.6.0 [INFO] [stderr] Checking webpki v0.21.3 [INFO] [stderr] Checking rustls v0.18.1 [INFO] [stderr] Compiling tokio-macros v0.3.1 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling async-trait v0.1.41 [INFO] [stderr] Checking tokio v0.3.2 [INFO] [stderr] Checking tracing v0.1.21 [INFO] [stderr] Checking pin-project v0.4.27 [INFO] [stderr] Checking tracing-futures v0.2.4 [INFO] [stderr] Checking tokio-rustls v0.20.0 [INFO] [stderr] Checking tokio-test v0.3.0 [INFO] [stderr] Checking tracing-serde v0.1.2 [INFO] [stderr] Checking serde_yaml v0.8.14 [INFO] [stderr] Checking tracing-subscriber v0.2.14 [INFO] [stderr] Checking kvsd v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Message` is imported redundantly [INFO] [stdout] --> src/protocol/connection/mod.rs:142:52 [INFO] [stdout] | [INFO] [stdout] 140 | use super::*; [INFO] [stdout] | -------- the item `Message` is already imported here [INFO] [stdout] 141 | use crate::protocol::message::{ [INFO] [stdout] 142 | Authenticate, Delete, Fail, FailCode, Get, Message, Ping, Set, Success, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/core/principal/mod.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | User(User), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | User(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/core/principal/user.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 2 | pub(crate) struct User { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 3 | pub(crate) name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `backtrace` is never read [INFO] [stdout] --> src/error/internal.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) struct Error { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 15 | kind: ErrorKind, [INFO] [stdout] 16 | backtrace: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/core/principal/mod.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | User(User), [INFO] [stdout] | ---- ^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 7 | User(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/core/principal/user.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 2 | pub(crate) struct User { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 3 | pub(crate) name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `User` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `backtrace` is never read [INFO] [stdout] --> src/error/internal.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub(crate) struct Error { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] 15 | kind: ErrorKind, [INFO] [stdout] 16 | backtrace: Option, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvsd` is imported redundantly [INFO] [stdout] --> src/bin/kvsd.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use kvsd::{self, cli, KvsdError}; [INFO] [stdout] | ^^^^ the item `kvsd` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `kvsd` is imported redundantly [INFO] [stdout] --> src/bin/kvsd.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | use kvsd::{self, cli, KvsdError}; [INFO] [stdout] | ^^^^ the item `kvsd` is already defined by prelude [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 9.00s [INFO] running `Command { std: "docker" "inspect" "e9be1c2f34a67e58d8298d8b013ca2f167b2160b9b4ab48b45ab1003e8b4052e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9be1c2f34a67e58d8298d8b013ca2f167b2160b9b4ab48b45ab1003e8b4052e", kill_on_drop: false }` [INFO] [stdout] e9be1c2f34a67e58d8298d8b013ca2f167b2160b9b4ab48b45ab1003e8b4052e