[INFO] fetching crate retriever 0.0.3... [INFO] checking retriever-0.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate retriever 0.0.3 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate retriever 0.0.3 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 retriever 0.0.3 [INFO] finished tweaking crates.io crate retriever 0.0.3 [INFO] tweaked toml for crates.io crate retriever 0.0.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 106 packages [INFO] [stderr] Adding autocfg v0.1.8 (latest: v1.2.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding rand v0.6.5 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.1.1 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.1.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_isaac v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rand_jitter v0.1.4 (latest: v0.4.0) [INFO] [stderr] Adding rand_os v0.1.3 (latest: v0.2.2) [INFO] [stderr] Adding rand_pcg v0.1.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_xorshift v0.1.1 (latest: v0.3.0) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding simple_logger v1.16.0 (latest: v4.3.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.55.0) [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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 27fcd7c144ff323bce9da71ed6e7ba2a7121b809ab7625ac4e20e0fd0ece6556 [INFO] running `Command { std: "docker" "start" "-a" "27fcd7c144ff323bce9da71ed6e7ba2a7121b809ab7625ac4e20e0fd0ece6556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "27fcd7c144ff323bce9da71ed6e7ba2a7121b809ab7625ac4e20e0fd0ece6556", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27fcd7c144ff323bce9da71ed6e7ba2a7121b809ab7625ac4e20e0fd0ece6556", kill_on_drop: false }` [INFO] [stdout] 27fcd7c144ff323bce9da71ed6e7ba2a7121b809ab7625ac4e20e0fd0ece6556 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b97d72bd7b38d6115e90ce97b7f839f92eb419a0f2b238946172f35b5f228c86 [INFO] running `Command { std: "docker" "start" "-a" "b97d72bd7b38d6115e90ce97b7f839f92eb419a0f2b238946172f35b5f228c86", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking num_threads v0.1.7 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking retriever v0.0.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling time-macros v0.2.17 [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/bits/bitfield.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub(crate) const BITS: usize = (std::mem::size_of::() * 8); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - pub(crate) const BITS: usize = (std::mem::size_of::() * 8); [INFO] [stdout] 5 + pub(crate) const BITS: usize = std::mem::size_of::() * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/types/entry.rs:99:20 [INFO] [stdout] | [INFO] [stdout] 99 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 100 | | "retriever: Entry::or_panic(): {:?} doesn't exist", [INFO] [stdout] 101 | | &self.id [INFO] [stdout] 102 | | )) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 99 ~ panic!( [INFO] [stdout] 100 | "retriever: Entry::or_panic(): {:?} doesn't exist", [INFO] [stdout] 101 | &self.id [INFO] [stdout] 102 ~ ) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking chrono v0.4.37 [INFO] [stderr] Checking time v0.3.34 [INFO] [stderr] Checking simple_logger v1.16.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/bits/bitfield.rs:5:32 [INFO] [stdout] | [INFO] [stdout] 5 | pub(crate) const BITS: usize = (std::mem::size_of::() * 8); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 5 - pub(crate) const BITS: usize = (std::mem::size_of::() * 8); [INFO] [stdout] 5 + pub(crate) const BITS: usize = std::mem::size_of::() * 8; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Reduction` is imported redundantly [INFO] [stdout] --> src/lib.rs:334:9 [INFO] [stdout] | [INFO] [stdout] 333 | use crate::prelude::*; [INFO] [stdout] | ----------------- the item `Reduction` is already imported here [INFO] [stdout] 334 | use crate::types::reduction::Reduction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/types/entry.rs:99:20 [INFO] [stdout] | [INFO] [stdout] 99 | panic!(format!( [INFO] [stdout] | ____________________^ [INFO] [stdout] 100 | | "retriever: Entry::or_panic(): {:?} doesn't exist", [INFO] [stdout] 101 | | &self.id [INFO] [stdout] 102 | | )) [INFO] [stdout] | |_____________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 99 ~ panic!( [INFO] [stdout] 100 | "retriever: Entry::or_panic(): {:?} doesn't exist", [INFO] [stdout] 101 | &self.id [INFO] [stdout] 102 ~ ) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.87s [INFO] running `Command { std: "docker" "inspect" "b97d72bd7b38d6115e90ce97b7f839f92eb419a0f2b238946172f35b5f228c86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b97d72bd7b38d6115e90ce97b7f839f92eb419a0f2b238946172f35b5f228c86", kill_on_drop: false }` [INFO] [stdout] b97d72bd7b38d6115e90ce97b7f839f92eb419a0f2b238946172f35b5f228c86