[INFO] cloning repository https://github.com/Jekahome/Data_Structures [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jekahome/Data_Structures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 971ee35923cb7022d6dc705e0f7a729d31e5706b [INFO] checking Jekahome/Data_Structures against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2FData_Structures" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jekahome/Data_Structures 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/Jekahome/Data_Structures [INFO] removed 1 missing examples [INFO] finished tweaking git repo https://github.com/Jekahome/Data_Structures [INFO] tweaked toml for git repo https://github.com/Jekahome/Data_Structures written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/Jekahome/Data_Structures 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ac5cf6cefdf395a089684ed18b85da14123aabcfe9b4ffd75d7f21191caf788d [INFO] running `Command { std: "docker" "start" "-a" "ac5cf6cefdf395a089684ed18b85da14123aabcfe9b4ffd75d7f21191caf788d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac5cf6cefdf395a089684ed18b85da14123aabcfe9b4ffd75d7f21191caf788d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac5cf6cefdf395a089684ed18b85da14123aabcfe9b4ffd75d7f21191caf788d", kill_on_drop: false }` [INFO] [stdout] ac5cf6cefdf395a089684ed18b85da14123aabcfe9b4ffd75d7f21191caf788d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f618e242656d05218aa1716d2f666f27b8f7951ac4c55e3defd44cdad951d88e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f618e242656d05218aa1716d2f666f27b8f7951ac4c55e3defd44cdad951d88e", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Checking ds v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating examples/Data_Structures_1/Queue_priority.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_2/Linked_list.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/binary_search.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_2/Linked_list_generic.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_1/Queue_rc.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_2/Linked_list_enum.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_1/Stack.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Data_Structures_1/Queue.rs from 2018 edition to 2021 [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Migrating examples/Tree_based_DSA_1/Binary_tree.rs from 2018 edition to 2021 [INFO] [stdout] error[E0601]: `main` function not found in crate `binary_search` [INFO] [stdout] --> examples/binary_search.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / use std::cmp::Ordering; [INFO] [stdout] 2 | | [INFO] [stdout] 3 | | /// [INFO] [stdout] 4 | | /// Perform a binary search on a sorted list [INFO] [stdout] ... | [INFO] [stdout] 36 | | assert_eq!(None, binary_search(1, &[])); [INFO] [stdout] 37 | | } [INFO] [stdout] | |_^ consider adding a `main` function to `examples/binary_search.rs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0601`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ds` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] Fixed examples/Data_Structures_2/Linked_list.rs (3 fixes) [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> examples/Data_Structures_2/Linked_list.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn search(&self,data:i32)->Option<&Node>{ [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: `search` [INFO] [stdout] --> examples/Data_Structures_2/Linked_list.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | fn search(&self,data:i32)->Option<&Node>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed examples/Data_Structures_1/Queue_rc.rs (4 fixes) [INFO] [stderr] Fixed examples/Data_Structures_2/Linked_list_generic.rs (2 fixes) [INFO] [stdout] warning: associated function is never used: `peek_all` [INFO] [stdout] --> examples/Data_Structures_1/Queue_rc.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn peek_all<'b>(&'b self,buf:&mut Vec<&'b T>){ [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: `peek` [INFO] [stdout] --> examples/Data_Structures_1/Queue_rc.rs:86:8 [INFO] [stdout] | [INFO] [stdout] 86 | fn peek(&self) -> Option<&T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek_all` [INFO] [stdout] --> examples/Data_Structures_1/Queue_rc.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn peek_all<'b>(&'b self,buf:&mut Vec<&'b T>){ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `length` [INFO] [stdout] --> examples/Data_Structures_1/Queue_rc.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn length(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_empty` [INFO] [stdout] --> examples/Data_Structures_1/Queue_rc.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> examples/Data_Structures_2/Linked_list_generic.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | fn search(&self,data:T)->Option<&Node>{ [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: `search` [INFO] [stdout] --> examples/Data_Structures_2/Linked_list_generic.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | fn search(&self,data:T)->Option<&Node>{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected item after doc comment [INFO] [stdout] --> examples/Data_Structures_1/Queue_priority.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 2 | / /// cargo run --example queue-priority [INFO] [stdout] 3 | | /// [INFO] [stdout] 4 | | /// Очередь с приоритетом - это особый тип очереди, в которой каждый элемент свя... [INFO] [stdout] 5 | | /// со значением приоритета . [INFO] [stdout] 6 | | /// И элементы обслуживаются на основе их приоритета. [INFO] [stdout] | |_____________________________________________________- other attributes here [INFO] [stdout] 7 | /// То есть первыми обслуживаются элементы с более высоким приоритетом. [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this doc comment doesn't document anything [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Fixed examples/Data_Structures_1/Stack.rs (1 fix) [INFO] [stdout] warning: associated function is never used: `peek` [INFO] [stdout] --> examples/Data_Structures_1/Stack.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | fn peek(&self)->Option<&T>{ [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: `isEmpty` [INFO] [stdout] --> examples/Data_Structures_1/Stack.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn isEmpty(&self)->bool{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `isEmpty` should have a snake case name [INFO] [stdout] --> examples/Data_Structures_1/Stack.rs:45:8 [INFO] [stdout] | [INFO] [stdout] 45 | fn isEmpty(&self)->bool{ [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `is_empty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `peek` [INFO] [stdout] --> examples/Data_Structures_1/Queue.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | fn peek(&self) -> Option<&T> { [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: `length` [INFO] [stdout] --> examples/Data_Structures_1/Queue.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn length(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] [stderr] error: failed to migrate to next edition [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `cargo fix --edition --allow-no-vcs --allow-dirty --frozen --all --all-targets --message-format=json` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "f618e242656d05218aa1716d2f666f27b8f7951ac4c55e3defd44cdad951d88e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f618e242656d05218aa1716d2f666f27b8f7951ac4c55e3defd44cdad951d88e", kill_on_drop: false }` [INFO] [stdout] f618e242656d05218aa1716d2f666f27b8f7951ac4c55e3defd44cdad951d88e