[INFO] fetching crate nimiq-utils 0.2.0...
[INFO] testing nimiq-utils-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate nimiq-utils 0.2.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nimiq-utils 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nimiq-utils 0.2.0
[INFO] finished tweaking crates.io crate nimiq-utils 0.2.0
[INFO] tweaked toml for crates.io crate nimiq-utils 0.2.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36b82eeac856d960d9fdbafe106a5e8218c4b9d44ba7112ad85af68cd52973f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36b82eeac856d960d9fdbafe106a5e8218c4b9d44ba7112ad85af68cd52973f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36b82eeac856d960d9fdbafe106a5e8218c4b9d44ba7112ad85af68cd52973f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b82eeac856d960d9fdbafe106a5e8218c4b9d44ba7112ad85af68cd52973f5", kill_on_drop: false }`
[INFO] [stdout] 36b82eeac856d960d9fdbafe106a5e8218c4b9d44ba7112ad85af68cd52973f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17072e5240a88d0f4cff1f4f14710f0c041d126700622d42a871a695aa45c1bf
[INFO] running `Command { std: "docker" "start" "-a" "17072e5240a88d0f4cff1f4f14710f0c041d126700622d42a871a695aa45c1bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling nimiq-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "17072e5240a88d0f4cff1f4f14710f0c041d126700622d42a871a695aa45c1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17072e5240a88d0f4cff1f4f14710f0c041d126700622d42a871a695aa45c1bf", kill_on_drop: false }`
[INFO] [stdout] 17072e5240a88d0f4cff1f4f14710f0c041d126700622d42a871a695aa45c1bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2847e21daaec3b19a9bf2b6de304ed1ab456aa2ee7d5165c3a8fb017cc6c012f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2847e21daaec3b19a9bf2b6de304ed1ab456aa2ee7d5165c3a8fb017cc6c012f", kill_on_drop: false }`
[INFO] [stderr]    Compiling nimiq-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "2847e21daaec3b19a9bf2b6de304ed1ab456aa2ee7d5165c3a8fb017cc6c012f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2847e21daaec3b19a9bf2b6de304ed1ab456aa2ee7d5165c3a8fb017cc6c012f", kill_on_drop: false }`
[INFO] [stdout] 2847e21daaec3b19a9bf2b6de304ed1ab456aa2ee7d5165c3a8fb017cc6c012f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6834156bfb150d4bfdf6ec71c6d8ab97d03f0800999c1ae990bd10ffea1bb81a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6834156bfb150d4bfdf6ec71c6d8ab97d03f0800999c1ae990bd10ffea1bb81a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nimiq_utils-6e0f5321161453b3)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/mod.rs (/opt/rustwide/target/debug/deps/mod-19d204f62ea68dbd)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nimiq-utils
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6834156bfb150d4bfdf6ec71c6d8ab97d03f0800999c1ae990bd10ffea1bb81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6834156bfb150d4bfdf6ec71c6d8ab97d03f0800999c1ae990bd10ffea1bb81a", kill_on_drop: false }`
[INFO] [stdout] 6834156bfb150d4bfdf6ec71c6d8ab97d03f0800999c1ae990bd10ffea1bb81a