[INFO] fetching crate zsplg-core 0.0.0-alpha2...
[INFO] testing zsplg-core-0.0.0-alpha2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate zsplg-core 0.0.0-alpha2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate zsplg-core 0.0.0-alpha2 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 zsplg-core 0.0.0-alpha2
[INFO] finished tweaking crates.io crate zsplg-core 0.0.0-alpha2
[INFO] tweaked toml for crates.io crate zsplg-core 0.0.0-alpha2 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 25fdb179b62dacad7ade13d9aae0ce6ec4f656c9ffac211981c00f61e5ea8163
[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" "25fdb179b62dacad7ade13d9aae0ce6ec4f656c9ffac211981c00f61e5ea8163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25fdb179b62dacad7ade13d9aae0ce6ec4f656c9ffac211981c00f61e5ea8163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fdb179b62dacad7ade13d9aae0ce6ec4f656c9ffac211981c00f61e5ea8163", kill_on_drop: false }`
[INFO] [stdout] 25fdb179b62dacad7ade13d9aae0ce6ec4f656c9ffac211981c00f61e5ea8163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8d3ae07585caad39f6dc47ef8390f9714ae82a38ae60ff98b08de411c787ccc
[INFO] running `Command { std: "docker" "start" "-a" "e8d3ae07585caad39f6dc47ef8390f9714ae82a38ae60ff98b08de411c787ccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling zsplg-core v0.0.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "e8d3ae07585caad39f6dc47ef8390f9714ae82a38ae60ff98b08de411c787ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8d3ae07585caad39f6dc47ef8390f9714ae82a38ae60ff98b08de411c787ccc", kill_on_drop: false }`
[INFO] [stdout] e8d3ae07585caad39f6dc47ef8390f9714ae82a38ae60ff98b08de411c787ccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] d5f236634371eb024c2c370a64c90c705b745e76667f58f5ef6c69d96d8b99ff
[INFO] running `Command { std: "docker" "start" "-a" "d5f236634371eb024c2c370a64c90c705b745e76667f58f5ef6c69d96d8b99ff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling zsplg-core v0.0.0-alpha2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.00s
[INFO] running `Command { std: "docker" "inspect" "d5f236634371eb024c2c370a64c90c705b745e76667f58f5ef6c69d96d8b99ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5f236634371eb024c2c370a64c90c705b745e76667f58f5ef6c69d96d8b99ff", kill_on_drop: false }`
[INFO] [stdout] d5f236634371eb024c2c370a64c90c705b745e76667f58f5ef6c69d96d8b99ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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", kill_on_drop: false }`
[INFO] [stdout] 244d56d01db3c6afb2e36186a0c99ae6f29cac35f0e2864fb56dd8be5a0237b7
[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" "244d56d01db3c6afb2e36186a0c99ae6f29cac35f0e2864fb56dd8be5a0237b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zsplg_core-ac2a9b9fb6ad7cc8
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zsplg-core
[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 `Command { std: "docker" "inspect" "244d56d01db3c6afb2e36186a0c99ae6f29cac35f0e2864fb56dd8be5a0237b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244d56d01db3c6afb2e36186a0c99ae6f29cac35f0e2864fb56dd8be5a0237b7", kill_on_drop: false }`
[INFO] [stdout] 244d56d01db3c6afb2e36186a0c99ae6f29cac35f0e2864fb56dd8be5a0237b7