[INFO] cloning repository https://github.com/tibor-reiss/codewars [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tibor-reiss/codewars" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibor-reiss%2Fcodewars", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibor-reiss%2Fcodewars'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c8207d16a172ebbf85173397763c50b91ab100ab [INFO] testing tibor-reiss/codewars against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftibor-reiss%2Fcodewars" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tibor-reiss/codewars on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tibor-reiss/codewars [INFO] finished tweaking git repo https://github.com/tibor-reiss/codewars [INFO] tweaked toml for git repo https://github.com/tibor-reiss/codewars written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tibor-reiss/codewars 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a7e2bdcad31506866aa2c16b901ef685b96f4b739f78190c91262e4e82a6e0eb [INFO] running `Command { std: "docker" "start" "-a" "a7e2bdcad31506866aa2c16b901ef685b96f4b739f78190c91262e4e82a6e0eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a7e2bdcad31506866aa2c16b901ef685b96f4b739f78190c91262e4e82a6e0eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7e2bdcad31506866aa2c16b901ef685b96f4b739f78190c91262e4e82a6e0eb", kill_on_drop: false }` [INFO] [stdout] a7e2bdcad31506866aa2c16b901ef685b96f4b739f78190c91262e4e82a6e0eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fc9fca60902a952dd727d57b9fa05329bb699d99774431602c76119a83b385c2 [INFO] running `Command { std: "docker" "start" "-a" "fc9fca60902a952dd727d57b9fa05329bb699d99774431602c76119a83b385c2", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling regex-syntax v0.8.2 [INFO] [stderr] Compiling iana-time-zone v0.1.59 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling float_eq v1.0.1 [INFO] [stderr] Compiling itertools v0.12.0 [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Compiling chrono v0.4.31 [INFO] [stderr] Compiling regex-automata v0.4.3 [INFO] [stderr] Compiling regex v1.10.2 [INFO] [stderr] Compiling codewars v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::salesman_travel::travel` [INFO] [stdout] --> src/kyu6/salesman_travel/mod.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub use self::salesman_travel::travel; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Address` is never constructed [INFO] [stdout] --> src/kyu6/salesman_travel/salesman_travel.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Address { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `travel` is never used [INFO] [stdout] --> src/kyu6/salesman_travel/salesman_travel.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn travel(r: &str, zipcode:&str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NoHistory` is never constructed [INFO] [stdout] --> src/kyu6/versions_manager/versions_manager.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum VMError { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] 3 | InvalidVersion, // for the `from_version` function [INFO] [stdout] 4 | NoHistory, // for the `rollback` method [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VMError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `minor`, `patch`, and `rollback` are never used [INFO] [stdout] --> src/kyu6/versions_manager/versions_manager.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl VersionManager { [INFO] [stdout] | ------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn minor(&mut self) -> &mut Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn patch(&mut self) -> &mut Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn rollback(&mut self) -> Result<&mut Self, VMError> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AnnJohn` is never constructed [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct AnnJohn { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl AnnJohn { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 9 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `john` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn john(n: i32) -> Vec { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ann` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn ann(n: i32) -> Vec { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_john` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn sum_john(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_ann` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:52:4 [INFO] [stdout] | [INFO] [stdout] 52 | fn sum_ann(n: i32) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `all` is never used [INFO] [stdout] --> src/kyu5/john_and_ann_signup_for_codewars/john_and_ann_signup_for_codewars.rs:58:8 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn all(n: i32) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `proper_fractions` is never used [INFO] [stdout] --> src/kyu4/number_of_total_fractions_with_denomitor_d/number_of_total_fractions_with_denomitor_d.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn proper_fractions(n: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `factorized` is never used [INFO] [stdout] --> src/kyu4/number_of_total_fractions_with_denomitor_d/number_of_total_fractions_with_denomitor_d.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn factorized(n: u64) -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sq_cub_rev_prime` is never used [INFO] [stdout] --> src/kyu4/square_and_cube_of_a_number_become_prime_when_reversed/square_and_cube_of_a_number_become_prime_when_reversed.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn sq_cub_rev_prime(n: u32) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_prime` is never used [INFO] [stdout] --> src/kyu4/square_and_cube_of_a_number_become_prime_when_reversed/square_and_cube_of_a_number_become_prime_when_reversed.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn is_prime(n: u64) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testing` is never used [INFO] [stdout] --> src/kyu4/square_into_square_protect_trees/square_into_square_protect_trees.rs:37:4 [INFO] [stdout] | [INFO] [stdout] 37 | fn testing(n: i64, exp: Option>) -> () { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rect` is never constructed [INFO] [stdout] --> src/kyu3/total_area_covered_by_rectangles/total_area_covered_by_rectangles.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Rect { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate` is never used [INFO] [stdout] --> src/kyu3/total_area_covered_by_rectangles/total_area_covered_by_rectangles.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn calculate(rectangles: &[[i32; 4]]) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_total_area` is never used [INFO] [stdout] --> src/kyu3/total_area_covered_by_rectangles/total_area_covered_by_rectangles.rs:48:4 [INFO] [stdout] | [INFO] [stdout] 48 | fn get_total_area(x0: i64, x1: i64, rectangles: &HashSet) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustckLNCW2/symbols.o" "<12 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{liblazy_static-2bb390fee0230a38.rlib,libitertools-8fc5c71cfbe400f2.rlib,libeither-2603831856d26698.rlib,libregex-51aa5c4548c471b8.rlib,libregex_automata-8a7ba0318798594e.rlib,libaho_corasick-583b6363a71b589e.rlib,libmemchr-6a998f109380bfd7.rlib,libregex_syntax-03701eaa5490ec0b.rlib,libchrono-c448f829b36d6fc0.rlib,libnum_traits-742c220450b0f662.rlib,libiana_time_zone-8843a9b07dcf13fe.rlib}.rlib" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,libcfg_if-*,liblibc-*,liballoc-*,librustc_std_workspace_core-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/tmp/rustckLNCW2/raw-dylibs" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,-znostart-stop-gc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/codewars-ad1b92b8952e7a6e" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and include the crash backtrace. [INFO] [stdout] LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stdout] collect2: fatal error: ld terminated with signal 4 [Illegal instruction], core dumped [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `codewars` (bin "codewars") due to 1 previous error; 20 warnings emitted [INFO] running `Command { std: "docker" "inspect" "fc9fca60902a952dd727d57b9fa05329bb699d99774431602c76119a83b385c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc9fca60902a952dd727d57b9fa05329bb699d99774431602c76119a83b385c2", kill_on_drop: false }` [INFO] [stdout] fc9fca60902a952dd727d57b9fa05329bb699d99774431602c76119a83b385c2