[INFO] cloning repository https://github.com/taegyunkim/unsigned
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taegyunkim/unsigned" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Funsigned"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Funsigned'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a8f2b7d5b82c09f3be3757d381abe3f7d581ead
[INFO] testing taegyunkim/unsigned against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaegyunkim%2Funsigned" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/taegyunkim/unsigned 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/taegyunkim/unsigned
[INFO] finished tweaking git repo https://github.com/taegyunkim/unsigned
[INFO] tweaked toml for git repo https://github.com/taegyunkim/unsigned written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/taegyunkim/unsigned 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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ccf67ed0341a320a7414ddfa57f452430a890e630dd4e26b631e833d5e0d8872
[INFO] running `"docker" "start" "-a" "ccf67ed0341a320a7414ddfa57f452430a890e630dd4e26b631e833d5e0d8872"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unsigned v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: this arithmetic operation will overflow
[INFO] [stderr]  --> src/main.rs:4:17
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let c: u8 = a + b;
[INFO] [stderr]   |                 ^^^^^ attempt to add with overflow
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "ccf67ed0341a320a7414ddfa57f452430a890e630dd4e26b631e833d5e0d8872"`
[INFO] running `"docker" "rm" "-f" "ccf67ed0341a320a7414ddfa57f452430a890e630dd4e26b631e833d5e0d8872"`
[INFO] [stdout] ccf67ed0341a320a7414ddfa57f452430a890e630dd4e26b631e833d5e0d8872
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f6c45cfddbbf58557d5c214b9f57181d78e84ecafdb9c39753717b099f233009
[INFO] running `"docker" "start" "-a" "f6c45cfddbbf58557d5c214b9f57181d78e84ecafdb9c39753717b099f233009"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unsigned v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "f6c45cfddbbf58557d5c214b9f57181d78e84ecafdb9c39753717b099f233009"`
[INFO] running `"docker" "rm" "-f" "f6c45cfddbbf58557d5c214b9f57181d78e84ecafdb9c39753717b099f233009"`
[INFO] [stdout] f6c45cfddbbf58557d5c214b9f57181d78e84ecafdb9c39753717b099f233009
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 3c75dda3fcb69a56ba714b53d98d61a31f8e9b02310f7dde2834db7fc87aa8b6
[INFO] running `"docker" "start" "-a" "3c75dda3fcb69a56ba714b53d98d61a31f8e9b02310f7dde2834db7fc87aa8b6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unsigned-36f9856a01308b48
[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" "3c75dda3fcb69a56ba714b53d98d61a31f8e9b02310f7dde2834db7fc87aa8b6"`
[INFO] running `"docker" "rm" "-f" "3c75dda3fcb69a56ba714b53d98d61a31f8e9b02310f7dde2834db7fc87aa8b6"`
[INFO] [stdout] 3c75dda3fcb69a56ba714b53d98d61a31f8e9b02310f7dde2834db7fc87aa8b6