[INFO] crate iota-core 0.2.0-alpha.2 is already in cache
[INFO] testing iota-core-0.2.0-alpha.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate iota-core 0.2.0-alpha.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate iota-core 0.2.0-alpha.2 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 iota-core 0.2.0-alpha.2
[INFO] finished tweaking crates.io crate iota-core 0.2.0-alpha.2
[INFO] tweaked toml for crates.io crate iota-core 0.2.0-alpha.2 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7c0ef05fcecabc0650eca892c9a9e36ffd62b674a64d8319fe490c358fc76ab0
[INFO] running `"docker" "start" "-a" "7c0ef05fcecabc0650eca892c9a9e36ffd62b674a64d8319fe490c358fc76ab0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling zeroize v1.1.0
[INFO] [stderr]    Compiling subtle v2.2.3
[INFO] [stderr]    Compiling iota-constants v0.2.1
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling tokio v0.2.21
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling iota-common-preview v0.1.0
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling iota-ternary-preview v0.1.0
[INFO] [stderr]    Compiling curve25519-dalek v2.1.0
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling iota-crypto-preview v0.1.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]    Compiling iota-pow-preview v0.1.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling tiny-bip39 v0.7.3
[INFO] [stderr]    Compiling iota-conversion v0.5.1
[INFO] [stderr]    Compiling h2 v0.2.5
[INFO] [stderr]    Compiling iota-signing-preview v0.1.0
[INFO] [stderr]    Compiling iota-bundle-preview v0.1.0
[INFO] [stderr]    Compiling hyper v0.13.6
[INFO] [stderr]    Compiling hyper-tls v0.4.1
[INFO] [stderr]    Compiling reqwest v0.10.6
[INFO] [stderr]    Compiling iota-client v0.5.0-alpha.2
[INFO] [stderr]    Compiling iota-core v0.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.31s
[INFO] running `"docker" "inspect" "7c0ef05fcecabc0650eca892c9a9e36ffd62b674a64d8319fe490c358fc76ab0"`
[INFO] running `"docker" "rm" "-f" "7c0ef05fcecabc0650eca892c9a9e36ffd62b674a64d8319fe490c358fc76ab0"`
[INFO] [stdout] 7c0ef05fcecabc0650eca892c9a9e36ffd62b674a64d8319fe490c358fc76ab0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f78429e1bee5e1953f2f4f82fa2a13387b24987784c1698a4574ed07d53e1251
[INFO] running `"docker" "start" "-a" "f78429e1bee5e1953f2f4f82fa2a13387b24987784c1698a4574ed07d53e1251"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling iota-core v0.2.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "f78429e1bee5e1953f2f4f82fa2a13387b24987784c1698a4574ed07d53e1251"`
[INFO] running `"docker" "rm" "-f" "f78429e1bee5e1953f2f4f82fa2a13387b24987784c1698a4574ed07d53e1251"`
[INFO] [stdout] f78429e1bee5e1953f2f4f82fa2a13387b24987784c1698a4574ed07d53e1251
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c8c32fc5bab0c6ddbbbdd336d29063e9a8750ecc81a667a685807b8db8d86c67
[INFO] running `"docker" "start" "-a" "c8c32fc5bab0c6ddbbbdd336d29063e9a8750ecc81a667a685807b8db8d86c67"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iota-c811d5c063a4a8b5
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iota
[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] [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" "c8c32fc5bab0c6ddbbbdd336d29063e9a8750ecc81a667a685807b8db8d86c67"`
[INFO] running `"docker" "rm" "-f" "c8c32fc5bab0c6ddbbbdd336d29063e9a8750ecc81a667a685807b8db8d86c67"`
[INFO] [stdout] c8c32fc5bab0c6ddbbbdd336d29063e9a8750ecc81a667a685807b8db8d86c67