[INFO] cloning repository https://github.com/vbastioni/npuzzle
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vbastioni/npuzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbastioni%2Fnpuzzle"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbastioni%2Fnpuzzle'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 406263e4f47876b52e157086c9ce574c32bb8655
[INFO] testing vbastioni/npuzzle against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvbastioni%2Fnpuzzle" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vbastioni/npuzzle 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/vbastioni/npuzzle
[INFO] finished tweaking git repo https://github.com/vbastioni/npuzzle
[INFO] tweaked toml for git repo https://github.com/vbastioni/npuzzle written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/vbastioni/npuzzle 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e4a6acad98609191e4e16e6800a271ecc2e0f7a63827c791e3a4906cc2223d11
[INFO] running `"docker" "start" "-a" "e4a6acad98609191e4e16e6800a271ecc2e0f7a63827c791e3a4906cc2223d11"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling npuzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `identity`
[INFO] [stderr]  --> src/point.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn identity() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.59s
[INFO] running `"docker" "inspect" "e4a6acad98609191e4e16e6800a271ecc2e0f7a63827c791e3a4906cc2223d11"`
[INFO] running `"docker" "rm" "-f" "e4a6acad98609191e4e16e6800a271ecc2e0f7a63827c791e3a4906cc2223d11"`
[INFO] [stdout] e4a6acad98609191e4e16e6800a271ecc2e0f7a63827c791e3a4906cc2223d11
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9e779fe661d3c829e9fa7cafb69ec74af0fc1ace494ade8400301eb37b1dbe05
[INFO] running `"docker" "start" "-a" "9e779fe661d3c829e9fa7cafb69ec74af0fc1ace494ade8400301eb37b1dbe05"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling npuzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `identity`
[INFO] [stderr]  --> src/point.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn identity() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "9e779fe661d3c829e9fa7cafb69ec74af0fc1ace494ade8400301eb37b1dbe05"`
[INFO] running `"docker" "rm" "-f" "9e779fe661d3c829e9fa7cafb69ec74af0fc1ace494ade8400301eb37b1dbe05"`
[INFO] [stdout] 9e779fe661d3c829e9fa7cafb69ec74af0fc1ace494ade8400301eb37b1dbe05
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ff99801f9a334efc5b901e09fcb772d3a5ce34a591a7a2206c43a735a8e17f1f
[INFO] running `"docker" "start" "-a" "ff99801f9a334efc5b901e09fcb772d3a5ce34a591a7a2206c43a735a8e17f1f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: method is never used: `identity`
[INFO] [stderr]  --> src/point.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn identity() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/npuzzle-2a09be57e9a3f781
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test puzzle::test_get_width ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ff99801f9a334efc5b901e09fcb772d3a5ce34a591a7a2206c43a735a8e17f1f"`
[INFO] running `"docker" "rm" "-f" "ff99801f9a334efc5b901e09fcb772d3a5ce34a591a7a2206c43a735a8e17f1f"`
[INFO] [stdout] ff99801f9a334efc5b901e09fcb772d3a5ce34a591a7a2206c43a735a8e17f1f