[INFO] cloning repository https://github.com/jdickinsp/projecteuler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jdickinsp/projecteuler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdickinsp%2Fprojecteuler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdickinsp%2Fprojecteuler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 855d812e7609426b9c6154b60dbe789d3343795f
[INFO] checking jdickinsp/projecteuler against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdickinsp%2Fprojecteuler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jdickinsp/projecteuler
[INFO] finished tweaking git repo https://github.com/jdickinsp/projecteuler
[INFO] tweaked toml for git repo https://github.com/jdickinsp/projecteuler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jdickinsp/projecteuler on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jdickinsp/projecteuler 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" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking jdickinsp/projecteuler against try#18c1d185ac7a6a3bf399296b35e4b2736809a756 for pr-146972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdickinsp%2Fprojecteuler" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jdickinsp/projecteuler
[INFO] finished tweaking git repo https://github.com/jdickinsp/projecteuler
[INFO] tweaked toml for git repo https://github.com/jdickinsp/projecteuler written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jdickinsp/projecteuler on toolchain 18c1d185ac7a6a3bf399296b35e4b2736809a756
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jdickinsp/projecteuler 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" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c992270216bbee2a89d655258caba181ba3e58d39b4eea2137b0e8ae7d4b3981
[INFO] running `Command { std: "docker" "start" "-a" "c992270216bbee2a89d655258caba181ba3e58d39b4eea2137b0e8ae7d4b3981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c992270216bbee2a89d655258caba181ba3e58d39b4eea2137b0e8ae7d4b3981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c992270216bbee2a89d655258caba181ba3e58d39b4eea2137b0e8ae7d4b3981", kill_on_drop: false }`
[INFO] [stdout] c992270216bbee2a89d655258caba181ba3e58d39b4eea2137b0e8ae7d4b3981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+18c1d185ac7a6a3bf399296b35e4b2736809a756" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df376e684fa4b24c8caf35eab87039fcc089d0521dde9916a2e44058b77337ea
[INFO] running `Command { std: "docker" "start" "-a" "df376e684fa4b24c8caf35eab87039fcc089d0521dde9916a2e44058b77337ea", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking projecteuler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/euler/problems_11_20.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let mut result;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/euler/problems_11_20.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let f = collatz_rec(i, &mut cache);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/euler/problems_11_20.rs:464:17
[INFO] [stdout]     |
[INFO] [stdout] 464 |         for (j, item) in row.iter().enumerate() {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/euler/bigint.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             for k in 0..j {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_rec` is never used
[INFO] [stdout]   --> src/euler/problems_11_20.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fib_rec(i: i64, cache: &mut HashMap<i64, i128>) -> i128 {
[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 `problem_13` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn problem_13() -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collatz_rec` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:254:8
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub fn collatz_rec(i: i64, cache: &mut HashMap<i64, i128>) -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_14` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout] 271 | pub fn problem_14() -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AdjList` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:289:6
[INFO] [stdout]     |
[INFO] [stdout] 289 | type AdjList = HashMap<i128, Vec<i128>>;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_graph_p15` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:309:8
[INFO] [stdout]     |
[INFO] [stdout] 309 | pub fn create_graph_p15(n: i128) -> AdjList {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_edges` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub fn reverse_edges(edges: &mut AdjList) -> AdjList {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_paths` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:338:8
[INFO] [stdout]     |
[INFO] [stdout] 338 | pub fn count_paths(edges: &AdjList, n: i128) -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_15` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:354:8
[INFO] [stdout]     |
[INFO] [stdout] 354 | pub fn problem_15() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_16` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:364:8
[INFO] [stdout]     |
[INFO] [stdout] 364 | pub fn problem_16() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_17` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:386:8
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub fn problem_17() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/euler/problems_11_20.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     let mut result;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/euler/problems_11_20.rs:275:13
[INFO] [stdout]     |
[INFO] [stdout] 275 |         let f = collatz_rec(i, &mut cache);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `item`
[INFO] [stdout]    --> src/euler/problems_11_20.rs:464:17
[INFO] [stdout]     |
[INFO] [stdout] 464 |         for (j, item) in row.iter().enumerate() {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_item`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]   --> src/euler/bigint.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             for k in 0..j {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `fib_rec` is never used
[INFO] [stdout]   --> src/euler/problems_11_20.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub fn fib_rec(i: i64, cache: &mut HashMap<i64, i128>) -> i128 {
[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 `problem_13` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:128:8
[INFO] [stdout]     |
[INFO] [stdout] 128 | pub fn problem_13() -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `collatz_rec` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:254:8
[INFO] [stdout]     |
[INFO] [stdout] 254 | pub fn collatz_rec(i: i64, cache: &mut HashMap<i64, i128>) -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_14` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:271:8
[INFO] [stdout]     |
[INFO] [stdout] 271 | pub fn problem_14() -> i64 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `AdjList` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:289:6
[INFO] [stdout]     |
[INFO] [stdout] 289 | type AdjList = HashMap<i128, Vec<i128>>;
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_graph_p15` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:309:8
[INFO] [stdout]     |
[INFO] [stdout] 309 | pub fn create_graph_p15(n: i128) -> AdjList {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `reverse_edges` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub fn reverse_edges(edges: &mut AdjList) -> AdjList {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_paths` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:338:8
[INFO] [stdout]     |
[INFO] [stdout] 338 | pub fn count_paths(edges: &AdjList, n: i128) -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_15` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:354:8
[INFO] [stdout]     |
[INFO] [stdout] 354 | pub fn problem_15() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_16` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:364:8
[INFO] [stdout]     |
[INFO] [stdout] 364 | pub fn problem_16() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `problem_17` is never used
[INFO] [stdout]    --> src/euler/problems_11_20.rs:386:8
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub fn problem_17() -> i128 {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CHUNK_SIZE` is never used
[INFO] [stdout]  --> src/euler/bigint.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const CHUNK_SIZE: usize = 8;
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `split_chunks` is never used
[INFO] [stdout]   --> src/euler/bigint.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn split_chunks(val: &str) -> Vec<i64> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BigInt` is never constructed
[INFO] [stdout]   --> src/euler/bigint.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct BigInt {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `add`, `multiply`, and `value` are never used
[INFO] [stdout]   --> src/euler/bigint.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 29 | impl BigInt {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 30 |     fn new(val: &str) -> BigInt {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 36 |     fn add(&self, b: &BigInt) -> BigInt {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     fn multiply(&self, b: &BigInt) -> BigInt {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 79 |     pub fn value(&self) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `big_exponential` is never used
[INFO] [stdout]   --> src/euler/bigint.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn big_exponential(a: i64, x: i64) -> BigInt {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "df376e684fa4b24c8caf35eab87039fcc089d0521dde9916a2e44058b77337ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df376e684fa4b24c8caf35eab87039fcc089d0521dde9916a2e44058b77337ea", kill_on_drop: false }`
[INFO] [stdout] df376e684fa4b24c8caf35eab87039fcc089d0521dde9916a2e44058b77337ea
