[INFO] fetching crate ergo-merkle-tree 0.2.0...
[INFO] testing ergo-merkle-tree-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate ergo-merkle-tree 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ergo-merkle-tree 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo-merkle-tree 0.2.0
[INFO] finished tweaking crates.io crate ergo-merkle-tree 0.2.0
[INFO] tweaked toml for crates.io crate ergo-merkle-tree 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 29343b83857b9ad94c0d087b0c87db3a64d3f73d1751cfdf7a7f30aa2d406618
[INFO] running `Command { std: "docker" "start" "-a" "29343b83857b9ad94c0d087b0c87db3a64d3f73d1751cfdf7a7f30aa2d406618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29343b83857b9ad94c0d087b0c87db3a64d3f73d1751cfdf7a7f30aa2d406618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29343b83857b9ad94c0d087b0c87db3a64d3f73d1751cfdf7a7f30aa2d406618", kill_on_drop: false }`
[INFO] [stdout] 29343b83857b9ad94c0d087b0c87db3a64d3f73d1751cfdf7a7f30aa2d406618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] acdd3e5b7ca4d203076d9b96a298fd5a6986b11aba9d41ec56f61e283579c7c2
[INFO] running `Command { std: "docker" "start" "-a" "acdd3e5b7ca4d203076d9b96a298fd5a6986b11aba9d41ec56f61e283579c7c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling base16 v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling ergo-merkle-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "acdd3e5b7ca4d203076d9b96a298fd5a6986b11aba9d41ec56f61e283579c7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acdd3e5b7ca4d203076d9b96a298fd5a6986b11aba9d41ec56f61e283579c7c2", kill_on_drop: false }`
[INFO] [stdout] acdd3e5b7ca4d203076d9b96a298fd5a6986b11aba9d41ec56f61e283579c7c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98afa509307a44f2d3018f4d64aa4089fead06492e04cfc65709eb88e9ade518
[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" "98afa509307a44f2d3018f4d64aa4089fead06492e04cfc65709eb88e9ade518", kill_on_drop: false }`
[INFO] [stderr]    Compiling ergo-merkle-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "98afa509307a44f2d3018f4d64aa4089fead06492e04cfc65709eb88e9ade518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98afa509307a44f2d3018f4d64aa4089fead06492e04cfc65709eb88e9ade518", kill_on_drop: false }`
[INFO] [stdout] 98afa509307a44f2d3018f4d64aa4089fead06492e04cfc65709eb88e9ade518
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 5800bc0ac094479b7b7742ee9733119234e141871b4d5016ccbf2a63df6f899a
[INFO] running `Command { std: "docker" "start" "-a" "5800bc0ac094479b7b7742ee9733119234e141871b4d5016ccbf2a63df6f899a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ergo_merkle_tree-536a18f4870789ec)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test merkleproof::test::miner_proof ... ok
[INFO] [stdout] test merkleproof::test::block_proof ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ergo-merkle-tree
[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" "5800bc0ac094479b7b7742ee9733119234e141871b4d5016ccbf2a63df6f899a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5800bc0ac094479b7b7742ee9733119234e141871b4d5016ccbf2a63df6f899a", kill_on_drop: false }`
[INFO] [stdout] 5800bc0ac094479b7b7742ee9733119234e141871b4d5016ccbf2a63df6f899a