[INFO] cloning repository https://github.com/shadowmax31/rental_rod
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shadowmax31/rental_rod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmax31%2Frental_rod", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmax31%2Frental_rod'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25393fb65a4447c8555e304605cc51169c3fc9a0
[INFO] checking shadowmax31/rental_rod against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshadowmax31%2Frental_rod" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shadowmax31/rental_rod on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shadowmax31/rental_rod
[INFO] finished tweaking git repo https://github.com/shadowmax31/rental_rod
[INFO] tweaked toml for git repo https://github.com/shadowmax31/rental_rod written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/shadowmax31/rental_rod already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 816f7a2b9e16ba762bb8e41a00b67cdd0981e7cfb3c2da560eb52dfaae4d8476
[INFO] running `Command { std: "docker" "start" "-a" "816f7a2b9e16ba762bb8e41a00b67cdd0981e7cfb3c2da560eb52dfaae4d8476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "816f7a2b9e16ba762bb8e41a00b67cdd0981e7cfb3c2da560eb52dfaae4d8476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816f7a2b9e16ba762bb8e41a00b67cdd0981e7cfb3c2da560eb52dfaae4d8476", kill_on_drop: false }`
[INFO] [stdout] 816f7a2b9e16ba762bb8e41a00b67cdd0981e7cfb3c2da560eb52dfaae4d8476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f6ea72f4da6af6b7238217fcd50cc145c322ce917402437355e8e6fec5e8dcd
[INFO] running `Command { std: "docker" "start" "-a" "7f6ea72f4da6af6b7238217fcd50cc145c322ce917402437355e8e6fec5e8dcd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking rr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/table_manager/v1/reader/parser.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/table_manager/v1/reader/lexer.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/db/line.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(fields: Vec<Field>) -> Option<Line> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/table_manager/v1/reader/parser.rs:117:19
[INFO] [stdout]     |
[INFO] [stdout] 117 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/db/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn insert(&self, tbl: &str, line: &line::Line) -> Result<(), DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/table_manager/table_manager_v1.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn insert(&self, line: &Line) -> Result<(), std::io::Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_table`
[INFO] [stdout]   --> src/table_manager/table_manager_v1.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn create_table(&self) -> Result<(), std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `line_to_str`
[INFO] [stdout]  --> src/table_manager/v1/line_to_str.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn line_to_str(line: &Line) -> String {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fields_to_str`
[INFO] [stdout]   --> src/table_manager/v1/line_to_str.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn fields_to_str(fields: &Vec<Field>) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `append_field`
[INFO] [stdout]   --> src/table_manager/v1/line_to_str.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn append_field(fields: &mut String, name: &str, value: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_version`
[INFO] [stdout]   --> src/table_manager/v1/reader/parser.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn get_version(&self) -> &str {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_lines`
[INFO] [stdout]   --> src/table_manager/v1/reader/parser.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn get_lines(&self) -> &Vec<Line> {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `count`
[INFO] [stdout]   --> src/table_manager/v1/reader/lexer.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn count(&self) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IoError`
[INFO] [stdout]  --> src/util/file.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     IoError(io::Error)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/util/file.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn insert(path: &str, line: &str) -> Result<(), io::Error > {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/util/file.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn write(path: &str, lines: &Vec<String>) -> Result<(), io::Error> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remove_file`
[INFO] [stdout]   --> src/util/file.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn remove_file(s_path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_test_line`
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn new_test_line() -> Option<Line> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/table_manager/v1/reader/lexer.rs:104:19
[INFO] [stdout]     |
[INFO] [stdout] 104 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/db/line.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn new(fields: Vec<Field>) -> Option<Line> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/db/mod.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn insert(&self, tbl: &str, line: &line::Line) -> Result<(), DbError> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert`
[INFO] [stdout]   --> src/table_manager/table_manager_v1.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn insert(&self, line: &Line) -> Result<(), std::io::Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_table`
[INFO] [stdout]   --> src/table_manager/table_manager_v1.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn create_table(&self) -> Result<(), std::io::Error> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IoError`
[INFO] [stdout]  --> src/util/file.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     IoError(io::Error)
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `insert`
[INFO] [stdout]   --> src/util/file.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn insert(path: &str, line: &str) -> Result<(), io::Error > {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `write`
[INFO] [stdout]   --> src/util/file.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn write(path: &str, lines: &Vec<String>) -> Result<(), io::Error> {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `remove_file`
[INFO] [stdout]   --> src/util/file.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn remove_file(s_path: &str) -> Result<(), io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_test_line`
[INFO] [stdout]   --> src/main.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn new_test_line() -> Option<Line> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.08s
[INFO] running `Command { std: "docker" "inspect" "7f6ea72f4da6af6b7238217fcd50cc145c322ce917402437355e8e6fec5e8dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f6ea72f4da6af6b7238217fcd50cc145c322ce917402437355e8e6fec5e8dcd", kill_on_drop: false }`
[INFO] [stdout] 7f6ea72f4da6af6b7238217fcd50cc145c322ce917402437355e8e6fec5e8dcd