[INFO] cloning repository https://github.com/anetcher/rust_boj
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/anetcher/rust_boj" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanetcher%2Frust_boj"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanetcher%2Frust_boj'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7cd9e1dc6f668f6fa18b71f6428411907d69269c
[INFO] testing anetcher/rust_boj against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanetcher%2Frust_boj" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anetcher/rust_boj on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/anetcher/rust_boj
[INFO] finished tweaking git repo https://github.com/anetcher/rust_boj
[INFO] tweaked toml for git repo https://github.com/anetcher/rust_boj written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/anetcher/rust_boj already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a2395ab9843381050fb1f38b30e04db0ee35bc32693d495b0be7a31e5fba18c
[INFO] running `"docker" "start" "-a" "3a2395ab9843381050fb1f38b30e04db0ee35bc32693d495b0be7a31e5fba18c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust_boj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/print_star/_2442.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..N {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_self_number`
[INFO] [stderr]  --> src/_4673.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_self_number(limit: i32) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `d`
[INFO] [stderr]   --> src/_4673.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn d(n: &i32) -> i32 {
[INFO] [stderr]    |    ^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulate`
[INFO] [stderr]   --> src/_4673.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn accumulate(x: &i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_star`
[INFO] [stderr]  --> src/print_star/_2442.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_star() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]  --> src/print_star/_2442.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut N: i32 = 0;
[INFO] [stderr]   |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `"docker" "inspect" "3a2395ab9843381050fb1f38b30e04db0ee35bc32693d495b0be7a31e5fba18c"`
[INFO] running `"docker" "rm" "-f" "3a2395ab9843381050fb1f38b30e04db0ee35bc32693d495b0be7a31e5fba18c"`
[INFO] [stdout] 3a2395ab9843381050fb1f38b30e04db0ee35bc32693d495b0be7a31e5fba18c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5552ffc8979184f262ceee543c7b142d8a5ec8c37a9601c89fd681d4ec9330d2
[INFO] running `"docker" "start" "-a" "5552ffc8979184f262ceee543c7b142d8a5ec8c37a9601c89fd681d4ec9330d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust_boj v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/print_star/_2442.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..N {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_self_number`
[INFO] [stderr]  --> src/_4673.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_self_number(limit: i32) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `d`
[INFO] [stderr]   --> src/_4673.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn d(n: &i32) -> i32 {
[INFO] [stderr]    |    ^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulate`
[INFO] [stderr]   --> src/_4673.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn accumulate(x: &i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_star`
[INFO] [stderr]  --> src/print_star/_2442.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_star() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]  --> src/print_star/_2442.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut N: i32 = 0;
[INFO] [stderr]   |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "5552ffc8979184f262ceee543c7b142d8a5ec8c37a9601c89fd681d4ec9330d2"`
[INFO] running `"docker" "rm" "-f" "5552ffc8979184f262ceee543c7b142d8a5ec8c37a9601c89fd681d4ec9330d2"`
[INFO] [stdout] 5552ffc8979184f262ceee543c7b142d8a5ec8c37a9601c89fd681d4ec9330d2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 89067c28fd3d3cb16fdd2640c63d6c47129f15a204e11a4913d07697fec352ef
[INFO] running `"docker" "start" "-a" "89067c28fd3d3cb16fdd2640c63d6c47129f15a204e11a4913d07697fec352ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/print_star/_2442.rs:16:9
[INFO] [stderr]    |
[INFO] [stderr] 16 |     for i in 0..N {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_self_number`
[INFO] [stderr]  --> src/_4673.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_self_number(limit: i32) {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `d`
[INFO] [stderr]   --> src/_4673.rs:16:4
[INFO] [stderr]    |
[INFO] [stderr] 16 | fn d(n: &i32) -> i32 {
[INFO] [stderr]    |    ^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `accumulate`
[INFO] [stderr]   --> src/_4673.rs:20:4
[INFO] [stderr]    |
[INFO] [stderr] 20 | fn accumulate(x: &i32) -> i32 {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_star`
[INFO] [stderr]  --> src/print_star/_2442.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn print_star() {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]  --> src/print_star/_2442.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut N: i32 = 0;
[INFO] [stderr]   |             ^ help: convert the identifier to snake case: `n`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_boj-5c3b2ec822ac9fb0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "89067c28fd3d3cb16fdd2640c63d6c47129f15a204e11a4913d07697fec352ef"`
[INFO] running `"docker" "rm" "-f" "89067c28fd3d3cb16fdd2640c63d6c47129f15a204e11a4913d07697fec352ef"`
[INFO] [stdout] 89067c28fd3d3cb16fdd2640c63d6c47129f15a204e11a4913d07697fec352ef