[INFO] cloning repository https://github.com/DennisMuturi-prog/leet_code-75
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DennisMuturi-prog/leet_code-75" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDennisMuturi-prog%2Fleet_code-75", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDennisMuturi-prog%2Fleet_code-75'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2754904dd2e2b9e8834073406f355a977e3bebb2
[INFO] fixing DennisMuturi-prog/leet_code-75 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDennisMuturi-prog%2Fleet_code-75" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DennisMuturi-prog/leet_code-75
[INFO] finished tweaking git repo https://github.com/DennisMuturi-prog/leet_code-75
[INFO] tweaked toml for git repo https://github.com/DennisMuturi-prog/leet_code-75 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DennisMuturi-prog/leet_code-75 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/DennisMuturi-prog/leet_code-75 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084
[INFO] running `Command { std: "docker" "start" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]     Checking leet_code_75 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]     --> src/main.rs:2392:21
[INFO] [stdout]      |
[INFO] [stdout] 2392 |         Self { head:}
[INFO] [stdout]      |         ----        ^ expected expression
[INFO] [stdout]      |         |
[INFO] [stdout]      |         while parsing this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]     --> src/main.rs:2392:21
[INFO] [stdout]      |
[INFO] [stdout] 2392 |         Self { head:}
[INFO] [stdout]      |         ----        ^ expected expression
[INFO] [stdout]      |         |
[INFO] [stdout]      |         while parsing this struct
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `binary_heap`
[INFO] [stdout]  --> src/main.rs:3:59
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{BinaryHeap, HashMap, HashSet, VecDeque, binary_heap},
[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: `binary_heap`
[INFO] [stdout]  --> src/main.rs:3:59
[INFO] [stdout]   |
[INFO] [stdout] 3 |     collections::{BinaryHeap, HashMap, HashSet, VecDeque, binary_heap},
[INFO] [stdout]   |                                                           ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2397:20
[INFO] [stdout]      |
[INFO] [stdout] 2397 |         match self.positions.get(&key){
[INFO] [stdout]      |                    ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `content` on type `&LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2399:22
[INFO] [stdout]      |
[INFO] [stdout] 2399 |                 self.content[*pos]
[INFO] [stdout]      |                      ^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2410:17
[INFO] [stdout]      |
[INFO] [stdout] 2410 |         if self.positions.contains_key(&key){
[INFO] [stdout]      |                 ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2411:30
[INFO] [stdout]      |
[INFO] [stdout] 2411 |             let ref_pos=self.positions.get(&key).unwrap();
[INFO] [stdout]      |                              ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `content` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2412:18
[INFO] [stdout]      |
[INFO] [stdout] 2412 |             self.content[*ref_pos]=value;
[INFO] [stdout]      |                  ^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2397:20
[INFO] [stdout]      |
[INFO] [stdout] 2397 |         match self.positions.get(&key){
[INFO] [stdout]      |                    ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/main.rs:472:34
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn is_bad_version(&self, version: i32) -> bool {
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `content` on type `&LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2399:22
[INFO] [stdout]      |
[INFO] [stdout] 2399 |                 self.content[*pos]
[INFO] [stdout]      |                      ^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2410:17
[INFO] [stdout]      |
[INFO] [stdout] 2410 |         if self.positions.contains_key(&key){
[INFO] [stdout]      |                 ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `positions` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2411:30
[INFO] [stdout]      |
[INFO] [stdout] 2411 |             let ref_pos=self.positions.get(&key).unwrap();
[INFO] [stdout]      |                              ^^^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:503:13
[INFO] [stdout]     |
[INFO] [stdout] 503 |         for i in 3..=n {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `content` on type `&mut LRUCache<'a>`
[INFO] [stdout]     --> src/main.rs:2412:18
[INFO] [stdout]      |
[INFO] [stdout] 2412 |             self.content[*ref_pos]=value;
[INFO] [stdout]      |                  ^^^^^^^ unknown field
[INFO] [stdout]      |
[INFO] [stdout]      = note: available fields are: `head`, `tail`, `items`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/main.rs:472:34
[INFO] [stdout]     |
[INFO] [stdout] 472 |     pub fn is_bad_version(&self, version: i32) -> bool {
[INFO] [stdout]     |                                  ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:503:13
[INFO] [stdout]     |
[INFO] [stdout] 503 |         for i in 3..=n {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `letter`
[INFO] [stdout]     --> src/main.rs:2256:14
[INFO] [stdout]      |
[INFO] [stdout] 2256 |         for (letter, count) in frequency {
[INFO] [stdout]      |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leet_code_75` (bin "leet_code_75") due to 6 previous errors; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `letter`
[INFO] [stdout]     --> src/main.rs:2256:14
[INFO] [stdout]      |
[INFO] [stdout] 2256 |         for (letter, count) in frequency {
[INFO] [stdout]      |              ^^^^^^ help: if this is intentional, prefix it with an underscore: `_letter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `leet_code_75` (bin "leet_code_75" test) due to 6 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084", kill_on_drop: false }`
[INFO] [stdout] 9f23e75bf4d40285b42cb8301fea37df02b4baf7d091ea05a54e99307fd36084
