[INFO] fetching crate bitcoincash 0.23.0...
[INFO] testing bitcoincash-0.23.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate bitcoincash 0.23.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bitcoincash 0.23.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoincash 0.23.0
[INFO] finished tweaking crates.io crate bitcoincash 0.23.0
[INFO] tweaked toml for crates.io crate bitcoincash 0.23.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate bitcoincash 0.23.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", 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] 9d597d7f61597b7eea0e182688129cd798d6b93448b70fd9fac079ca20124251
[INFO] running `Command { std: "docker" "start" "-a" "9d597d7f61597b7eea0e182688129cd798d6b93448b70fd9fac079ca20124251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d597d7f61597b7eea0e182688129cd798d6b93448b70fd9fac079ca20124251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d597d7f61597b7eea0e182688129cd798d6b93448b70fd9fac079ca20124251", kill_on_drop: false }`
[INFO] [stdout] 9d597d7f61597b7eea0e182688129cd798d6b93448b70fd9fac079ca20124251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fb93d4b43f0ccdd3df1499dec63b2cdb8183e4d6146d3894ae80a0c0f264550
[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" "1fb93d4b43f0ccdd3df1499dec63b2cdb8183e4d6146d3894ae80a0c0f264550", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling bitcoincash v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.15s
[INFO] running `Command { std: "docker" "inspect" "1fb93d4b43f0ccdd3df1499dec63b2cdb8183e4d6146d3894ae80a0c0f264550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fb93d4b43f0ccdd3df1499dec63b2cdb8183e4d6146d3894ae80a0c0f264550", kill_on_drop: false }`
[INFO] [stdout] 1fb93d4b43f0ccdd3df1499dec63b2cdb8183e4d6146d3894ae80a0c0f264550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] ef9979d6d8168419bd622506fd07d762f9709016edeab90669e6511fba066be8
[INFO] running `Command { std: "docker" "start" "-a" "ef9979d6d8168419bd622506fd07d762f9709016edeab90669e6511fba066be8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling serde_test v1.0.115
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling bitcoincash v0.23.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]    --> src/network/address.rs:137:27
[INFO] [stdout]     |
[INFO] [stdout] 137 |                 services: ServiceFlags::NETWORK.add(ServiceFlags::WITNESS),
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]     = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]     = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: mutable reference created due to call to this method
[INFO] [stdout]    --> src/network/constants.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn add(&mut self, other: ServiceFlags) -> ServiceFlags {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]    --> src/network/constants.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub const NETWORK: ServiceFlags = ServiceFlags(1 << 0);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoincash`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bitcoincash src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=130256ab741cd3ba -C extra-filename=-130256ab741cd3ba --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bech32=/opt/rustwide/target/debug/deps/libbech32-699bb9d41699f3bf.rlib --extern bitcoin_hashes=/opt/rustwide/target/debug/deps/libbitcoin_hashes-c814ebeedb234554.rlib --extern hex=/opt/rustwide/target/debug/deps/libhex-dc73f0b1a4c71279.rlib --extern ryu=/opt/rustwide/target/debug/deps/libryu-71b80513a42fed02.rlib --extern secp256k1=/opt/rustwide/target/debug/deps/libsecp256k1-7e18fb901c012533.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-5e49dd465fada705.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c927346e6851a1ab.rlib --extern serde_test=/opt/rustwide/target/debug/deps/libserde_test-f5bb040611c0de96.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/secp256k1-sys-59db456aacabf005/out` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "ef9979d6d8168419bd622506fd07d762f9709016edeab90669e6511fba066be8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9979d6d8168419bd622506fd07d762f9709016edeab90669e6511fba066be8", kill_on_drop: false }`
[INFO] [stdout] ef9979d6d8168419bd622506fd07d762f9709016edeab90669e6511fba066be8