[INFO] fetching crate index_datamanip 0.5.2...
[INFO] checking index_datamanip-0.5.2 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate index_datamanip 0.5.2 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate index_datamanip 0.5.2 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate index_datamanip 0.5.2
[INFO] finished tweaking crates.io crate index_datamanip 0.5.2
[INFO] tweaked toml for crates.io crate index_datamanip 0.5.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.3
[INFO] [stderr]   Downloaded arrayvec v0.5.2
[INFO] [stderr]   Downloaded memmap v0.7.0
[INFO] [stderr]   Downloaded libflate v0.1.27
[INFO] [stderr]   Downloaded nom v5.1.3
[INFO] [stderr]   Downloaded lexical-core v0.7.6
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0b400fb5254e5011ec9df4b962103f03671577bacf218aa3cfca5caec09a9ce4
[INFO] running `Command { std: "docker" "start" "-a" "0b400fb5254e5011ec9df4b962103f03671577bacf218aa3cfca5caec09a9ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0b400fb5254e5011ec9df4b962103f03671577bacf218aa3cfca5caec09a9ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b400fb5254e5011ec9df4b962103f03671577bacf218aa3cfca5caec09a9ce4", kill_on_drop: false }`
[INFO] [stdout] 0b400fb5254e5011ec9df4b962103f03671577bacf218aa3cfca5caec09a9ce4
[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" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1227694b520e773e69cc867cc2c4a68d8ba50f64f7b0e90bbc8854572d4652c1
[INFO] running `Command { std: "docker" "start" "-a" "1227694b520e773e69cc867cc2c4a68d8ba50f64f7b0e90bbc8854572d4652c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking rle-decode-fast v1.0.3
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking index_datamanip v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parse7.rs:208:27
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn deserialize_seq<V>(mut self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `help_index` and `attributes` are never read
[INFO] [stdout]   --> src/parse_messages.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct StashItem {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     help_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 53 |     attributes: Vec<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StashItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creator_version`, `required_read_version`, `archive_header_size`, and `file_header_size` are never read
[INFO] [stdout]   --> src/pigg.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Header {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 93 |     creator_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 94 |     required_read_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 95 |     archive_header_size: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 96 |     file_header_size: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_id`, `size`, `timestamp`, `reserved`, `header_data_id`, and `checksum` are never read
[INFO] [stdout]    --> src/pigg.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | struct FileHeader {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 128 |     name_id: i32,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 129 |     size: u32,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 130 |     timestamp: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 131 |     offset: u32,
[INFO] [stdout] 132 |     reserved: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 133 |     header_data_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 134 |     checksum: u128,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FileHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/parse7.rs:208:27
[INFO] [stdout]     |
[INFO] [stdout] 208 |     fn deserialize_seq<V>(mut self, visitor: V) -> Result<V::Value>
[INFO] [stdout]     |                           ----^^^^
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `help_index` and `attributes` are never read
[INFO] [stdout]   --> src/parse_messages.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | struct StashItem {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     help_index: u32,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 53 |     attributes: Vec<u32>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `StashItem` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `creator_version`, `required_read_version`, `archive_header_size`, and `file_header_size` are never read
[INFO] [stdout]   --> src/pigg.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 92 | struct Header {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 93 |     creator_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 94 |     required_read_version: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 95 |     archive_header_size: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 96 |     file_header_size: u16,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Header` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name_id`, `size`, `timestamp`, `reserved`, `header_data_id`, and `checksum` are never read
[INFO] [stdout]    --> src/pigg.rs:128:5
[INFO] [stdout]     |
[INFO] [stdout] 127 | struct FileHeader {
[INFO] [stdout]     |        ---------- fields in this struct
[INFO] [stdout] 128 |     name_id: i32,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 129 |     size: u32,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 130 |     timestamp: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 131 |     offset: u32,
[INFO] [stdout] 132 |     reserved: u32,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 133 |     header_data_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 134 |     checksum: u128,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FileHeader` 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] running `Command { std: "docker" "inspect" "1227694b520e773e69cc867cc2c4a68d8ba50f64f7b0e90bbc8854572d4652c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1227694b520e773e69cc867cc2c4a68d8ba50f64f7b0e90bbc8854572d4652c1", kill_on_drop: false }`
[INFO] [stdout] 1227694b520e773e69cc867cc2c4a68d8ba50f64f7b0e90bbc8854572d4652c1
