[INFO] fetching crate tree-index 0.6.1...
[INFO] testing tree-index-0.6.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tree-index 0.6.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate tree-index 0.6.1 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 tree-index 0.6.1
[INFO] finished tweaking crates.io crate tree-index 0.6.1
[INFO] tweaked toml for crates.io crate tree-index 0.6.1 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0166ee066374454b70e51b329edc53ced1eb9c173811e2954d497db9e960346b
[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" "0166ee066374454b70e51b329edc53ced1eb9c173811e2954d497db9e960346b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0166ee066374454b70e51b329edc53ced1eb9c173811e2954d497db9e960346b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0166ee066374454b70e51b329edc53ced1eb9c173811e2954d497db9e960346b", kill_on_drop: false }`
[INFO] [stdout] 0166ee066374454b70e51b329edc53ced1eb9c173811e2954d497db9e960346b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ab61f1aed2b918c345e3ac431b38a30aaa96020241545e04c6b4e10ca373b26c
[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" "ab61f1aed2b918c345e3ac431b38a30aaa96020241545e04c6b4e10ca373b26c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memory-pager v0.9.0
[INFO] [stderr]    Compiling flat-tree v5.0.0
[INFO] [stderr]    Compiling sparse-bitfield v0.11.0
[INFO] [stderr]    Compiling tree-index v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "ab61f1aed2b918c345e3ac431b38a30aaa96020241545e04c6b4e10ca373b26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab61f1aed2b918c345e3ac431b38a30aaa96020241545e04c6b4e10ca373b26c", kill_on_drop: false }`
[INFO] [stdout] ab61f1aed2b918c345e3ac431b38a30aaa96020241545e04c6b4e10ca373b26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0600566dadfbfc5739a95554f626c80e8a941c0f657c7ea3cde81c2c4d7c17ba
[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" "0600566dadfbfc5739a95554f626c80e8a941c0f657c7ea3cde81c2c4d7c17ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling tree-index v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "0600566dadfbfc5739a95554f626c80e8a941c0f657c7ea3cde81c2c4d7c17ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0600566dadfbfc5739a95554f626c80e8a941c0f657c7ea3cde81c2c4d7c17ba", kill_on_drop: false }`
[INFO] [stdout] 0600566dadfbfc5739a95554f626c80e8a941c0f657c7ea3cde81c2c4d7c17ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] b9c71214c541bba7accff62b1bd7d886335dd9f0f358ffcf95d1de6c619af313
[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" "b9c71214c541bba7accff62b1bd7d886335dd9f0f358ffcf95d1de6c619af313", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tree_index-fc37496a3da90cba
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-8df8f36f80c3d945
[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 10 tests
[INFO] [stdout] test digest_sanity_checks ... ok
[INFO] [stdout] test proof_with_a_digest_1 ... ok
[INFO] [stdout] test digest ... ok
[INFO] [stdout] test proof_with_a_digest_2 ... ok
[INFO] [stdout] test proof_with_a_digest_3 ... ok
[INFO] [stdout] test proof_without_a_digest_1 ... ok
[INFO] [stdout] test proof_without_a_digest_2 ... ok
[INFO] [stdout] test proof_without_a_digest_3 ... ok
[INFO] [stdout] test set_and_get ... ok
[INFO] [stderr]    Doc-tests tree-index
[INFO] [stdout] test verified_by ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/proof.rs - proof::Proof::nodes (line 63) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::index (line 33) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::verified_by (line 48) ... ok
[INFO] [stdout] test src/proof.rs - proof::Proof::new (line 15) ... ok
[INFO] [stdout] test src/lib.rs - TreeIndex::blocks (line 220) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9c71214c541bba7accff62b1bd7d886335dd9f0f358ffcf95d1de6c619af313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9c71214c541bba7accff62b1bd7d886335dd9f0f358ffcf95d1de6c619af313", kill_on_drop: false }`
[INFO] [stdout] b9c71214c541bba7accff62b1bd7d886335dd9f0f358ffcf95d1de6c619af313