[INFO] cloning repository https://github.com/noshi91/n91lib_rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/noshi91/n91lib_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoshi91%2Fn91lib_rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoshi91%2Fn91lib_rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23cce7cfa8aa25a75a230b3f10708ab653eae231
[INFO] testing noshi91/n91lib_rs against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoshi91%2Fn91lib_rs" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noshi91/n91lib_rs on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/noshi91/n91lib_rs
[INFO] finished tweaking git repo https://github.com/noshi91/n91lib_rs
[INFO] tweaked toml for git repo https://github.com/noshi91/n91lib_rs written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/noshi91/n91lib_rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "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] 7d1fc300000967ab9b80ceb904015b0658bd970005cd77779fc9babb4f9f1339
[INFO] running `"docker" "start" "-a" "7d1fc300000967ab9b80ceb904015b0658bd970005cd77779fc9babb4f9f1339"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling n91lib_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `gcd::gcd`
[INFO] [stderr]  --> src/other/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use gcd::gcd;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gcd`
[INFO] [stderr]  --> src/other/gcd.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "7d1fc300000967ab9b80ceb904015b0658bd970005cd77779fc9babb4f9f1339"`
[INFO] running `"docker" "rm" "-f" "7d1fc300000967ab9b80ceb904015b0658bd970005cd77779fc9babb4f9f1339"`
[INFO] [stdout] 7d1fc300000967ab9b80ceb904015b0658bd970005cd77779fc9babb4f9f1339
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stdout] d3ad5899e7adee0a8f3e8d70476f655c1abe3125ea758a3bc5396880d45e5b1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "d3ad5899e7adee0a8f3e8d70476f655c1abe3125ea758a3bc5396880d45e5b1f"`
[INFO] [stderr]    Compiling n91lib_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `gcd::gcd`
[INFO] [stderr]  --> src/other/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use gcd::gcd;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gcd`
[INFO] [stderr]  --> src/other/gcd.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `"docker" "inspect" "d3ad5899e7adee0a8f3e8d70476f655c1abe3125ea758a3bc5396880d45e5b1f"`
[INFO] running `"docker" "rm" "-f" "d3ad5899e7adee0a8f3e8d70476f655c1abe3125ea758a3bc5396880d45e5b1f"`
[INFO] [stdout] d3ad5899e7adee0a8f3e8d70476f655c1abe3125ea758a3bc5396880d45e5b1f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stdout] b9a57685ce45ab1f7fe4cb980dd0395b67484e27f7dbd3d31784e7f278fa0c89
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b9a57685ce45ab1f7fe4cb980dd0395b67484e27f7dbd3d31784e7f278fa0c89"`
[INFO] [stderr] warning: unused import: `gcd::gcd`
[INFO] [stderr]  --> src/other/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use gcd::gcd;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gcd`
[INFO] [stderr]  --> src/other/gcd.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn gcd(mut a: u64, mut b: u64) -> u64 {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/n91lib_rs-c84668291a7e0e30
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test data_structure::randomized_meldable_heap::randomized_meldable_heap_test ... ok
[INFO] [stdout] test data_structure::interval_heap::interval_heap_test ... ok
[INFO] [stdout] test data_structure::skew_heap::skew_heap_test ... ok
[INFO] [stdout] test data_structure::bit_vector::test_bit_vector ... ok
[INFO] [stdout] test other::mod_inv::test_mod_inv_binary_gcd ... ok
[INFO] [stdout] test data_structure::wavelet_matrix::test_wavelet_matrix ... ok
[INFO] [stderr]    Doc-tests n91lib_rs
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "b9a57685ce45ab1f7fe4cb980dd0395b67484e27f7dbd3d31784e7f278fa0c89"`
[INFO] running `"docker" "rm" "-f" "b9a57685ce45ab1f7fe4cb980dd0395b67484e27f7dbd3d31784e7f278fa0c89"`
[INFO] [stdout] b9a57685ce45ab1f7fe4cb980dd0395b67484e27f7dbd3d31784e7f278fa0c89