[INFO] fetching crate kserd 0.5.0... [INFO] checking kserd-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate kserd 0.5.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate kserd 0.5.0 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 kserd 0.5.0 [INFO] finished tweaking crates.io crate kserd 0.5.0 [INFO] tweaked toml for crates.io crate kserd 0.5.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 76 packages [INFO] [stderr] Adding base91 v0.0.1 (latest: v0.1.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bitvec v0.19.6 (latest: v1.0.1) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [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 funty v1.1.0 (latest: v2.0.0) [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 lexical-core v0.7.6 (latest: v0.8.5) [INFO] [stderr] Adding memchr v2.3.4 (latest: v2.7.2) [INFO] [stderr] Adding nom v6.2.2 (latest: v7.1.3) [INFO] [stderr] Adding radium v0.5.3 (latest: v1.1.0) [INFO] [stderr] Adding regex v1.8.4 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.7.5 (latest: v0.8.3) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding wyz v0.2.0 (latest: v0.6.1) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded base91 v0.0.1 [INFO] [stderr] Downloaded fast-float v0.2.0 [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] f0062ce37d7481508fc005e11a1df0e5b550f1094efed3d94a6b5d9d0c5a5a38 [INFO] running `Command { std: "docker" "start" "-a" "f0062ce37d7481508fc005e11a1df0e5b550f1094efed3d94a6b5d9d0c5a5a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0062ce37d7481508fc005e11a1df0e5b550f1094efed3d94a6b5d9d0c5a5a38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0062ce37d7481508fc005e11a1df0e5b550f1094efed3d94a6b5d9d0c5a5a38", kill_on_drop: false }` [INFO] [stdout] f0062ce37d7481508fc005e11a1df0e5b550f1094efed3d94a6b5d9d0c5a5a38 [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] b16ad2ab760f338ea832e12045f6d03dd43a414da84b1effdfe7ff2edd2a91c4 [INFO] running `Command { std: "docker" "start" "-a" "b16ad2ab760f338ea832e12045f6d03dd43a414da84b1effdfe7ff2edd2a91c4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling nom v6.2.2 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking fast-float v0.2.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking base91 v0.0.1 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.8.4 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking kserd v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/nav/navigator.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/nav/navigator.rs:113:10 [INFO] [stdout] | [INFO] [stdout] 113 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serialize` is imported redundantly [INFO] [stdout] --> src/encode/encoder.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serialize` is already imported here [INFO] [stdout] 2 | use serde::{ser, Serialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Navigator` is imported redundantly [INFO] [stdout] --> src/fmt/formatter.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Navigator` is already imported here [INFO] [stdout] 2 | use crate::{ [INFO] [stdout] 3 | nav::{Navigator, NodeValue}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NodeValue` is imported redundantly [INFO] [stdout] --> src/fmt/formatter.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `NodeValue` is already imported here [INFO] [stdout] 2 | use crate::{ [INFO] [stdout] 3 | nav::{Navigator, NodeValue}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Kserd` is imported redundantly [INFO] [stdout] --> src/fmt/formatter.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Kserd` is already imported here [INFO] [stdout] ... [INFO] [stdout] 4 | Kserd, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/fmt/formatter.rs:474:10 [INFO] [stdout] | [INFO] [stdout] 474 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/fmt/solver.rs:273:17 [INFO] [stdout] | [INFO] [stdout] 273 | use Repr::*;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/parse/err.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `BTreeMap` is already imported here [INFO] [stdout] 2 | use nom::error::VerboseError; [INFO] [stdout] 3 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/parse/heuristics.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/formatting.rs:377:6 [INFO] [stdout] | [INFO] [stdout] 377 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:326:3 [INFO] [stdout] | [INFO] [stdout] 326 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:450:10 [INFO] [stdout] | [INFO] [stdout] 450 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:455:10 [INFO] [stdout] | [INFO] [stdout] 455 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:464:10 [INFO] [stdout] | [INFO] [stdout] 464 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:492:10 [INFO] [stdout] | [INFO] [stdout] 492 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:496:10 [INFO] [stdout] | [INFO] [stdout] 496 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:608:10 [INFO] [stdout] | [INFO] [stdout] 608 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> tests/parsing.rs:612:10 [INFO] [stdout] | [INFO] [stdout] 612 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ds/num.rs:555:10 [INFO] [stdout] | [INFO] [stdout] 555 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ds/num.rs:647:10 [INFO] [stdout] | [INFO] [stdout] 647 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ds/val.rs:1063:10 [INFO] [stdout] | [INFO] [stdout] 1063 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ds/val.rs:1143:10 [INFO] [stdout] | [INFO] [stdout] 1143 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ds/val.rs:1173:10 [INFO] [stdout] | [INFO] [stdout] 1173 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/nav/navigator.rs:17:10 [INFO] [stdout] | [INFO] [stdout] 17 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/nav/navigator.rs:113:10 [INFO] [stdout] | [INFO] [stdout] 113 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/to_kserd.rs:322:6 [INFO] [stdout] | [INFO] [stdout] 322 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/encode/decoder.rs:443:3 [INFO] [stdout] | [INFO] [stdout] 443 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/encode/decoder.rs:701:10 [INFO] [stdout] | [INFO] [stdout] 701 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serialize` is imported redundantly [INFO] [stdout] --> src/encode/encoder.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Serialize` is already imported here [INFO] [stdout] 2 | use serde::{ser, Serialize}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Navigator` is imported redundantly [INFO] [stdout] --> src/fmt/formatter.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Navigator` is already imported here [INFO] [stdout] 2 | use crate::{ [INFO] [stdout] 3 | nav::{Navigator, NodeValue}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NodeValue` is imported redundantly [INFO] [stdout] --> src/fmt/formatter.rs:3:22 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `NodeValue` is already imported here [INFO] [stdout] 2 | use crate::{ [INFO] [stdout] 3 | nav::{Navigator, NodeValue}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/fmt/formatter.rs:474:10 [INFO] [stdout] | [INFO] [stdout] 474 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/fmt/solver.rs:273:17 [INFO] [stdout] | [INFO] [stdout] 273 | use Repr::*;; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `BTreeMap` is imported redundantly [INFO] [stdout] --> src/parse/err.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `BTreeMap` is already imported here [INFO] [stdout] 2 | use nom::error::VerboseError; [INFO] [stdout] 3 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/parse/heuristics.rs:23:6 [INFO] [stdout] | [INFO] [stdout] 23 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s [INFO] running `Command { std: "docker" "inspect" "b16ad2ab760f338ea832e12045f6d03dd43a414da84b1effdfe7ff2edd2a91c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b16ad2ab760f338ea832e12045f6d03dd43a414da84b1effdfe7ff2edd2a91c4", kill_on_drop: false }` [INFO] [stdout] b16ad2ab760f338ea832e12045f6d03dd43a414da84b1effdfe7ff2edd2a91c4