[INFO] updating cached repository https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ab463290adb9bf5c5a6cea10ba7e9d2e6809a5a3
[INFO] testing PaleMaximilian/rust-backtrack-sudoku-solver against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaleMaximilian%2Frust-backtrack-sudoku-solver" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver
[INFO] finished tweaking git repo https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver
[INFO] tweaked toml for git repo https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/PaleMaximilian/rust-backtrack-sudoku-solver already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-06-03" "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] 66cee36e6b2233c82951bb6c27a3e2cedad489f65293c8a2e9461b112e0b0dff
[INFO] running `"docker" "start" "-a" "66cee36e6b2233c82951bb6c27a3e2cedad489f65293c8a2e9461b112e0b0dff"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "66cee36e6b2233c82951bb6c27a3e2cedad489f65293c8a2e9461b112e0b0dff"`
[INFO] running `"docker" "rm" "-f" "66cee36e6b2233c82951bb6c27a3e2cedad489f65293c8a2e9461b112e0b0dff"`
[INFO] [stdout] 66cee36e6b2233c82951bb6c27a3e2cedad489f65293c8a2e9461b112e0b0dff
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-06-03" "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] c1b2f24b4acdef5e3a099c110a21d44cebb376a7e2e24af6899d39f37db1e098
[INFO] running `"docker" "start" "-a" "c1b2f24b4acdef5e3a099c110a21d44cebb376a7e2e24af6899d39f37db1e098"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sudoku-solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "c1b2f24b4acdef5e3a099c110a21d44cebb376a7e2e24af6899d39f37db1e098"`
[INFO] running `"docker" "rm" "-f" "c1b2f24b4acdef5e3a099c110a21d44cebb376a7e2e24af6899d39f37db1e098"`
[INFO] [stdout] c1b2f24b4acdef5e3a099c110a21d44cebb376a7e2e24af6899d39f37db1e098
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2020-06-03" "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] 02185c458d1b7b4e63ba22fcf2494f2f454a798bb44a3f2a27da9f1d3b5e1098
[INFO] running `"docker" "start" "-a" "02185c458d1b7b4e63ba22fcf2494f2f454a798bb44a3f2a27da9f1d3b5e1098"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudoku_solver-f10fcca5e826a0f6
[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" "02185c458d1b7b4e63ba22fcf2494f2f454a798bb44a3f2a27da9f1d3b5e1098"`
[INFO] running `"docker" "rm" "-f" "02185c458d1b7b4e63ba22fcf2494f2f454a798bb44a3f2a27da9f1d3b5e1098"`
[INFO] [stdout] 02185c458d1b7b4e63ba22fcf2494f2f454a798bb44a3f2a27da9f1d3b5e1098