[INFO] cloning repository https://github.com/ElementsProject/rust-elements
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ElementsProject/rust-elements" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElementsProject%2Frust-elements", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElementsProject%2Frust-elements'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95ac2de51353c049ceac38390cad1407220d0a59
[INFO] testing ElementsProject/rust-elements against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FElementsProject%2Frust-elements" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ElementsProject/rust-elements 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 git repo https://github.com/ElementsProject/rust-elements
[INFO] finished tweaking git repo https://github.com/ElementsProject/rust-elements
[INFO] tweaked toml for git repo https://github.com/ElementsProject/rust-elements written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] 9a6972b4eca54e73ec77aaf98c52f9c6b687334b523d01903472a32757bfdf94
[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" "9a6972b4eca54e73ec77aaf98c52f9c6b687334b523d01903472a32757bfdf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a6972b4eca54e73ec77aaf98c52f9c6b687334b523d01903472a32757bfdf94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a6972b4eca54e73ec77aaf98c52f9c6b687334b523d01903472a32757bfdf94", kill_on_drop: false }`
[INFO] [stdout] 9a6972b4eca54e73ec77aaf98c52f9c6b687334b523d01903472a32757bfdf94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 356736998cfe9c594410a0dd4a73475a3063ad07ba1094d902ebcc2e885c35f0
[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" "356736998cfe9c594410a0dd4a73475a3063ad07ba1094d902ebcc2e885c35f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling bitcoin_hashes v0.9.4
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]    Compiling secp256k1 v0.19.0
[INFO] [stderr]    Compiling bitcoin v0.25.2
[INFO] [stderr]    Compiling slip21 v0.2.0
[INFO] [stderr]    Compiling elements v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.78s
[INFO] running `Command { std: "docker" "inspect" "356736998cfe9c594410a0dd4a73475a3063ad07ba1094d902ebcc2e885c35f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356736998cfe9c594410a0dd4a73475a3063ad07ba1094d902ebcc2e885c35f0", kill_on_drop: false }`
[INFO] [stdout] 356736998cfe9c594410a0dd4a73475a3063ad07ba1094d902ebcc2e885c35f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] [stdout] e740a633e875c8a1cc2ab164f1af6298111b076e444c0aaac66ef331d6949a3d
[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" "e740a633e875c8a1cc2ab164f1af6298111b076e444c0aaac66ef331d6949a3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling elements v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `elements`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name elements src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="json-contract"' --cfg 'feature="serde_json"' -C metadata=908feb4dc30f036d -C extra-filename=-908feb4dc30f036d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitcoin=/opt/rustwide/target/debug/deps/libbitcoin-013ba18b8569aa5e.rlib --extern bitcoin_hashes=/opt/rustwide/target/debug/deps/libbitcoin_hashes-b6c0942d57119c25.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-3549d7513f16caa9.rlib --extern ryu=/opt/rustwide/target/debug/deps/libryu-71b80513a42fed02.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-2919a3b56df29e84.rlib --extern slip21=/opt/rustwide/target/debug/deps/libslip21-187913a7072a312c.rlib --cap-lints=warn -L native=/opt/rustwide/target/debug/build/secp256k1-sys-5bb2849e9321c266/out` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "e740a633e875c8a1cc2ab164f1af6298111b076e444c0aaac66ef331d6949a3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e740a633e875c8a1cc2ab164f1af6298111b076e444c0aaac66ef331d6949a3d", kill_on_drop: false }`
[INFO] [stdout] e740a633e875c8a1cc2ab164f1af6298111b076e444c0aaac66ef331d6949a3d