[INFO] crate rgen 0.5.0 is already in cache
[INFO] testing rgen-0.5.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rgen 0.5.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate rgen 0.5.0 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 crates.io crate rgen 0.5.0
[INFO] finished tweaking crates.io crate rgen 0.5.0
[INFO] tweaked toml for crates.io crate rgen 0.5.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] ec201471524d7d28f2a65138e8558596bc7e94ac704ea5e8e3c590459c1f05ca
[INFO] running `"docker" "start" "-a" "ec201471524d7d28f2a65138e8558596bc7e94ac704ea5e8e3c590459c1f05ca"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling signifix v0.9.0
[INFO] [stderr]    Compiling array_tool v1.0.3
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling rgen v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.64s
[INFO] running `"docker" "inspect" "ec201471524d7d28f2a65138e8558596bc7e94ac704ea5e8e3c590459c1f05ca"`
[INFO] running `"docker" "rm" "-f" "ec201471524d7d28f2a65138e8558596bc7e94ac704ea5e8e3c590459c1f05ca"`
[INFO] [stdout] ec201471524d7d28f2a65138e8558596bc7e94ac704ea5e8e3c590459c1f05ca
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 0883a032fe8fb19d7c71a07498b121a8242b8451ca6c43ba5002bd311a132537
[INFO] running `"docker" "start" "-a" "0883a032fe8fb19d7c71a07498b121a8242b8451ca6c43ba5002bd311a132537"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rgen v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `"docker" "inspect" "0883a032fe8fb19d7c71a07498b121a8242b8451ca6c43ba5002bd311a132537"`
[INFO] running `"docker" "rm" "-f" "0883a032fe8fb19d7c71a07498b121a8242b8451ca6c43ba5002bd311a132537"`
[INFO] [stdout] 0883a032fe8fb19d7c71a07498b121a8242b8451ca6c43ba5002bd311a132537
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a19be7e6192119374bc4f65d47e99b54abafb5a32cd7b1cd1062b8a7ef4d5213
[INFO] running `"docker" "start" "-a" "a19be7e6192119374bc4f65d47e99b54abafb5a32cd7b1cd1062b8a7ef4d5213"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgen-d697927f1c68886b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_random_data ... ok
[INFO] [stderr]    Doc-tests rgen
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "a19be7e6192119374bc4f65d47e99b54abafb5a32cd7b1cd1062b8a7ef4d5213"`
[INFO] running `"docker" "rm" "-f" "a19be7e6192119374bc4f65d47e99b54abafb5a32cd7b1cd1062b8a7ef4d5213"`
[INFO] [stdout] a19be7e6192119374bc4f65d47e99b54abafb5a32cd7b1cd1062b8a7ef4d5213