[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 try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRubytox%2Fpdf-handler" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rubytox/pdf-handler on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Rubytox/pdf-handler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b43089d776c027bcfa968103c03fd821e6335022d94864a3e928c29ee299d22
[INFO] running `Command { std: "docker" "start" "-a" "6b43089d776c027bcfa968103c03fd821e6335022d94864a3e928c29ee299d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b43089d776c027bcfa968103c03fd821e6335022d94864a3e928c29ee299d22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b43089d776c027bcfa968103c03fd821e6335022d94864a3e928c29ee299d22", kill_on_drop: false }`
[INFO] [stdout] 6b43089d776c027bcfa968103c03fd821e6335022d94864a3e928c29ee299d22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9d36710841ad08978d50b310cd31a77e1e44783bfe32ed3a4c912eddc483a59
[INFO] running `Command { std: "docker" "start" "-a" "f9d36710841ad08978d50b310cd31a77e1e44783bfe32ed3a4c912eddc483a59", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking smallvec v1.5.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling libsqlite3-sys v0.20.1
[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 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/exif.rs (5 fixes)
[INFO] [stdout] warning: function is never used: `insert`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_by_id`
[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: associated function is never used: `as_str`
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_os`
[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 is never used: `update_metadata`
[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 is never used: `read_metadata`
[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 is never used: `insert_db`
[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] 
[INFO] [stdout] warning: function is never used: `update_exif_data`
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_by_id`
[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: associated function is never used: `as_str`
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_os`
[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 is never used: `update_metadata`
[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 is never used: `read_metadata`
[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 is never used: `insert_db`
[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] 
[INFO] [stdout] warning: function is never used: `update_exif_data`
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.78s
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking pdf-handler v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `insert`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_by_id`
[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: associated function is never used: `as_str`
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_os`
[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 is never used: `update_metadata`
[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 is never used: `read_metadata`
[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 is never used: `insert_db`
[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] 
[INFO] [stdout] warning: function is never used: `update_exif_data`
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[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]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_by_id`
[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: associated function is never used: `as_str`
[INFO] [stdout]   --> src/exif.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn as_str(&self) -> String {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_os`
[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 is never used: `update_metadata`
[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 is never used: `read_metadata`
[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 is never used: `insert_db`
[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] 
[INFO] [stdout] warning: function is never used: `update_exif_data`
[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: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "f9d36710841ad08978d50b310cd31a77e1e44783bfe32ed3a4c912eddc483a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9d36710841ad08978d50b310cd31a77e1e44783bfe32ed3a4c912eddc483a59", kill_on_drop: false }`
[INFO] [stdout] f9d36710841ad08978d50b310cd31a77e1e44783bfe32ed3a4c912eddc483a59