[INFO] fetching crate ledger-sdk 0.0.0...
[INFO] testing ledger-sdk-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ledger-sdk 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ledger-sdk 0.0.0 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 ledger-sdk 0.0.0
[INFO] finished tweaking crates.io crate ledger-sdk 0.0.0
[INFO] tweaked toml for crates.io crate ledger-sdk 0.0.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 7faa4c9cc8e05afb9b9b99b77c0046aafc8ac56d80d4e6b28faf9ea077be4ca3
[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" "7faa4c9cc8e05afb9b9b99b77c0046aafc8ac56d80d4e6b28faf9ea077be4ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7faa4c9cc8e05afb9b9b99b77c0046aafc8ac56d80d4e6b28faf9ea077be4ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7faa4c9cc8e05afb9b9b99b77c0046aafc8ac56d80d4e6b28faf9ea077be4ca3", kill_on_drop: false }`
[INFO] [stdout] 7faa4c9cc8e05afb9b9b99b77c0046aafc8ac56d80d4e6b28faf9ea077be4ca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6427e4f17841889764b76fc68a1070453659c888eddbf8d0027c39b77fd59f53
[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" "6427e4f17841889764b76fc68a1070453659c888eddbf8d0027c39b77fd59f53", kill_on_drop: false }`
[INFO] [stderr]    Compiling ledger-sdk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "6427e4f17841889764b76fc68a1070453659c888eddbf8d0027c39b77fd59f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6427e4f17841889764b76fc68a1070453659c888eddbf8d0027c39b77fd59f53", kill_on_drop: false }`
[INFO] [stdout] 6427e4f17841889764b76fc68a1070453659c888eddbf8d0027c39b77fd59f53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] bfb86d473b9782be3559e5e047f88a27e86171bdf51b002bbe0991a77cf799ca
[INFO] running `Command { std: "docker" "start" "-a" "bfb86d473b9782be3559e5e047f88a27e86171bdf51b002bbe0991a77cf799ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling ledger-sdk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "bfb86d473b9782be3559e5e047f88a27e86171bdf51b002bbe0991a77cf799ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfb86d473b9782be3559e5e047f88a27e86171bdf51b002bbe0991a77cf799ca", kill_on_drop: false }`
[INFO] [stdout] bfb86d473b9782be3559e5e047f88a27e86171bdf51b002bbe0991a77cf799ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 36aaf45d1c1343b80dae6f27e7501f351e58b8d210047c45c0ddbabe5dae75e5
[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" "36aaf45d1c1343b80dae6f27e7501f351e58b8d210047c45c0ddbabe5dae75e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ledger_sdk-e2142aa430792598
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ledger-sdk
[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" "36aaf45d1c1343b80dae6f27e7501f351e58b8d210047c45c0ddbabe5dae75e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36aaf45d1c1343b80dae6f27e7501f351e58b8d210047c45c0ddbabe5dae75e5", kill_on_drop: false }`
[INFO] [stdout] 36aaf45d1c1343b80dae6f27e7501f351e58b8d210047c45c0ddbabe5dae75e5