[INFO] cloning repository https://github.com/Rubytox/pdf-handler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rubytox/pdf-handler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubytox%2Fpdf-handler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubytox%2Fpdf-handler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 247cc3809c068f944a107adc86ffe259bc8352d9
[INFO] checking Rubytox/pdf-handler against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubytox%2Fpdf-handler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Rubytox/pdf-handler
[INFO] finished tweaking git repo https://github.com/Rubytox/pdf-handler
[INFO] tweaked toml for git repo https://github.com/Rubytox/pdf-handler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Rubytox/pdf-handler on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Rubytox/pdf-handler 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hashlink v0.6.0
[INFO] [stderr]   Downloaded vcpkg v0.2.11
[INFO] [stderr]   Downloaded rusqlite v0.24.2
[INFO] [stderr]   Downloaded libsqlite3-sys v0.20.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 775f009cef806d5db6db5af80a7dca32a457d2e5cf4324873dd59f7555631db0
[INFO] running `Command { std: "docker" "start" "-a" "775f009cef806d5db6db5af80a7dca32a457d2e5cf4324873dd59f7555631db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "775f009cef806d5db6db5af80a7dca32a457d2e5cf4324873dd59f7555631db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "775f009cef806d5db6db5af80a7dca32a457d2e5cf4324873dd59f7555631db0", kill_on_drop: false }`
[INFO] [stdout] 775f009cef806d5db6db5af80a7dca32a457d2e5cf4324873dd59f7555631db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f45d3a2c619eddf2d42f4c5986285825d5fba88047f2520019dd194a949e036a
[INFO] running `Command { std: "docker" "start" "-a" "f45d3a2c619eddf2d42f4c5986285825d5fba88047f2520019dd194a949e036a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking hashlink v0.6.0
[INFO] [stderr]     Checking rusqlite v0.24.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking pdf-handler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/exif.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/exif.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]  --> src/exif.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::Stdio;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/exif.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/exif.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/exif.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/exif.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Stdio`
[INFO] [stdout]  --> src/exif.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::process::Stdio;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/exif.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/exif.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_db` is never used
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn insert_db(conn: &Connection, meta: exif::Metadata, company: &str) -> Result<usize> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_exif_data` is never used
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_exif_data(conn: &Connection) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/db.rs:5:6
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct PDF {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout]  5 |     pub company: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]  6 |     pub filename: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  7 |     pub producer: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  8 |     pub creator: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]  9 |     pub author: Option<String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub creator_tool: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub pdf_version: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 12 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 13 |     pub xmp_toolkit: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 14 |     pub create_date: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 15 |     pub modify_date: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PDF` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert` is never used
[INFO] [stdout]   --> src/db.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn insert(conn: &Connection, pdf: &PDF) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_by_id` is never used
[INFO] [stdout]    --> src/db.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn get_by_id(conn: &Connection, id: i32) -> Result<PDF> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Version` is never constructed
[INFO] [stdout]   --> src/exif.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Version {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Version {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metadata` is never constructed
[INFO] [stdout]   --> src/exif.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Metadata {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_os` is never used
[INFO] [stdout]   --> src/exif.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn get_os(meta: &Metadata) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_metadata` is never used
[INFO] [stdout]   --> src/exif.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn update_metadata(meta: &mut Metadata, line: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_metadata` is never used
[INFO] [stdout]   --> src/exif.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn read_metadata(filename: &str, child: &mut Child) -> Option<Metadata> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert_db` is never used
[INFO] [stdout]  --> src/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn insert_db(conn: &Connection, meta: exif::Metadata, company: &str) -> Result<usize> {
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_exif_data` is never used
[INFO] [stdout]   --> src/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn update_exif_data(conn: &Connection) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/db.rs:5:6
[INFO] [stdout]    |
[INFO] [stdout]  4 | pub struct PDF {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout]  5 |     pub company: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]  6 |     pub filename: String,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  7 |     pub producer: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]  8 |     pub creator: Option<String>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]  9 |     pub author: Option<String>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 10 |     pub creator_tool: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 11 |     pub pdf_version: String,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 12 |     pub title: Option<String>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 13 |     pub xmp_toolkit: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 14 |     pub create_date: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] 15 |     pub modify_date: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PDF` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `insert` is never used
[INFO] [stdout]   --> src/db.rs:79:8
[INFO] [stdout]    |
[INFO] [stdout] 79 | pub fn insert(conn: &Connection, pdf: &PDF) -> Result<usize> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_by_id` is never used
[INFO] [stdout]    --> src/db.rs:119:8
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub fn get_by_id(conn: &Connection, id: i32) -> Result<PDF> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Version` is never constructed
[INFO] [stdout]   --> src/exif.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Version {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_str` is never used
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl Version {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Metadata` is never constructed
[INFO] [stdout]   --> src/exif.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Metadata {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_os` is never used
[INFO] [stdout]   --> src/exif.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn get_os(meta: &Metadata) -> Option<String> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `update_metadata` is never used
[INFO] [stdout]   --> src/exif.rs:64:4
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn update_metadata(meta: &mut Metadata, line: String) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_metadata` is never used
[INFO] [stdout]   --> src/exif.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub fn read_metadata(filename: &str, child: &mut Child) -> Option<Metadata> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "f45d3a2c619eddf2d42f4c5986285825d5fba88047f2520019dd194a949e036a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45d3a2c619eddf2d42f4c5986285825d5fba88047f2520019dd194a949e036a", kill_on_drop: false }`
[INFO] [stdout] f45d3a2c619eddf2d42f4c5986285825d5fba88047f2520019dd194a949e036a