[INFO] cloning repository https://github.com/marwanwae/belajar-rust-dasar
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marwanwae/belajar-rust-dasar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarwanwae%2Fbelajar-rust-dasar", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarwanwae%2Fbelajar-rust-dasar'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb12873d971d541719b3f67cd1f56abbd381a248
[INFO] testing marwanwae/belajar-rust-dasar against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarwanwae%2Fbelajar-rust-dasar" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marwanwae/belajar-rust-dasar
[INFO] finished tweaking git repo https://github.com/marwanwae/belajar-rust-dasar
[INFO] tweaked toml for git repo https://github.com/marwanwae/belajar-rust-dasar written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marwanwae/belajar-rust-dasar on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marwanwae/belajar-rust-dasar 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 423ebe7b116925a56f8f42c64937e95f4127eb0f48101d1b82c181758a3080f8
[INFO] running `Command { std: "docker" "start" "-a" "423ebe7b116925a56f8f42c64937e95f4127eb0f48101d1b82c181758a3080f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "423ebe7b116925a56f8f42c64937e95f4127eb0f48101d1b82c181758a3080f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423ebe7b116925a56f8f42c64937e95f4127eb0f48101d1b82c181758a3080f8", kill_on_drop: false }`
[INFO] [stdout] 423ebe7b116925a56f8f42c64937e95f4127eb0f48101d1b82c181758a3080f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b02d584e49bbafb416ddb13b06f7cfcc84f4af4c6545319721f9646fd1697214
[INFO] running `Command { std: "docker" "start" "-a" "b02d584e49bbafb416ddb13b06f7cfcc84f4af4c6545319721f9646fd1697214", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `BTreeMap` and `HashMap`
[INFO] [stdout]    --> src/main.rs:361:24
[INFO] [stdout]     |
[INFO] [stdout] 361 | use std::collections::{BTreeMap, HashMap};
[INFO] [stdout]     |                        ^^^^^^^^  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `unit` is never used
[INFO] [stdout]   --> src/main.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn unit() {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MAXIMUM` is never used
[INFO] [stdout]    --> src/main.rs:146:7
[INFO] [stdout]     |
[INFO] [stdout] 146 | const MAXIMUM: i64 = 1000; 
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello` is never used
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn say_hello() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `say_hello_name` is never used
[INFO] [stdout]    --> src/main.rs:262:4
[INFO] [stdout]     |
[INFO] [stdout] 262 | fn say_hello_name(first_name: String, last_name: String) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_loop` is never used
[INFO] [stdout]    --> src/main.rs:272:4
[INFO] [stdout]     |
[INFO] [stdout] 272 | fn factorial_loop(n: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `factorial_recursive` is never used
[INFO] [stdout]    --> src/main.rs:291:4
[INFO] [stdout]     |
[INFO] [stdout] 291 | fn factorial_recursive(n: u32) -> u32 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_word` is never used
[INFO] [stdout]    --> src/main.rs:305:4
[INFO] [stdout]     |
[INFO] [stdout] 305 | fn first_word(s: &String) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Person` is never constructed
[INFO] [stdout]    --> src/main.rs:326:12
[INFO] [stdout]     |
[INFO] [stdout] 326 |     struct Person{
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assign_person` is never used
[INFO] [stdout]    --> src/main.rs:353:4
[INFO] [stdout]     |
[INFO] [stdout] 353 | fn assign_person(first_name: &str, last_name: String, age: u8) -> Person {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `connect_cache` is never used
[INFO] [stdout]    --> src/main.rs:409:4
[INFO] [stdout]     |
[INFO] [stdout] 409 | fn connect_cache(host: Option<String>) -> Result<String, String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "b02d584e49bbafb416ddb13b06f7cfcc84f4af4c6545319721f9646fd1697214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b02d584e49bbafb416ddb13b06f7cfcc84f4af4c6545319721f9646fd1697214", kill_on_drop: false }`
[INFO] [stdout] b02d584e49bbafb416ddb13b06f7cfcc84f4af4c6545319721f9646fd1697214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4447bac4579b737a24a727ca284a548bafb1223a60d81732f1d082a4341ce641
[INFO] running `Command { std: "docker" "start" "-a" "4447bac4579b737a24a727ca284a548bafb1223a60d81732f1d082a4341ce641", kill_on_drop: false }`
[INFO] [stderr]    Compiling belajar-rust-dasar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "4447bac4579b737a24a727ca284a548bafb1223a60d81732f1d082a4341ce641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4447bac4579b737a24a727ca284a548bafb1223a60d81732f1d082a4341ce641", kill_on_drop: false }`
[INFO] [stdout] 4447bac4579b737a24a727ca284a548bafb1223a60d81732f1d082a4341ce641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bab15e11fb664a123a14f10547baeaae5e0e98d06c74cdf681445676c90cf33
[INFO] running `Command { std: "docker" "start" "-a" "2bab15e11fb664a123a14f10547baeaae5e0e98d06c74cdf681445676c90cf33", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/belajar_rust_dasar-669d71ab4ab3836f)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test test_arrays ... ok
[INFO] [stdout] test tes_for_loop ... ok
[INFO] [stdout] test hello_test ... ok
[INFO] [stdout] test test_factorial_loop ... ok
[INFO] [stdout] test test_hash_map ... ok
[INFO] [stdout] test test_if_statements ... ok
[INFO] [stdout] test test_constants ... ok
[INFO] [stdout] test test_first_word ... ok
[INFO] [stdout] test test_factorial_recursive ... ok
[INFO] [stdout] test test_btree_map ... ok
[INFO] [stdout] test test_iterator ... ok
[INFO] [stdout] test test_loop ... ok
[INFO] [stdout] test test_result ... ok
[INFO] [stdout] test test_say_hello ... ok
[INFO] [stdout] test test_say_hello_name ... ok
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] test test_tuples ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_variables ... ok
[INFO] [stdout] test test_variable_scope ... ok
[INFO] [stdout] test test_while_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2bab15e11fb664a123a14f10547baeaae5e0e98d06c74cdf681445676c90cf33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bab15e11fb664a123a14f10547baeaae5e0e98d06c74cdf681445676c90cf33", kill_on_drop: false }`
[INFO] [stdout] 2bab15e11fb664a123a14f10547baeaae5e0e98d06c74cdf681445676c90cf33