[INFO] fetching crate some_blockchain 0.1.0...
[INFO] testing some_blockchain-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate some_blockchain 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate some_blockchain 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate some_blockchain 0.1.0
[INFO] finished tweaking crates.io crate some_blockchain 0.1.0
[INFO] tweaked toml for crates.io crate some_blockchain 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d51b85649cb0cfa8e3b121694c07658d6e691ea5b385a4f094adc1aa715a5b0d
[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" "d51b85649cb0cfa8e3b121694c07658d6e691ea5b385a4f094adc1aa715a5b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d51b85649cb0cfa8e3b121694c07658d6e691ea5b385a4f094adc1aa715a5b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51b85649cb0cfa8e3b121694c07658d6e691ea5b385a4f094adc1aa715a5b0d", kill_on_drop: false }`
[INFO] [stdout] d51b85649cb0cfa8e3b121694c07658d6e691ea5b385a4f094adc1aa715a5b0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "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] d4bdf12fac5c6081d512c0e8f7aa3cedcc451ce6f3239000aec66b77a75cdcc3
[INFO] running `Command { std: "docker" "start" "-a" "d4bdf12fac5c6081d512c0e8f7aa3cedcc451ce6f3239000aec66b77a75cdcc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling some_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "d4bdf12fac5c6081d512c0e8f7aa3cedcc451ce6f3239000aec66b77a75cdcc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bdf12fac5c6081d512c0e8f7aa3cedcc451ce6f3239000aec66b77a75cdcc3", kill_on_drop: false }`
[INFO] [stdout] d4bdf12fac5c6081d512c0e8f7aa3cedcc451ce6f3239000aec66b77a75cdcc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "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] 6bba8aa3647e732738f9483204fceffb30e9bdb7933e7a9ec544de7f8f1d8a1c
[INFO] running `Command { std: "docker" "start" "-a" "6bba8aa3647e732738f9483204fceffb30e9bdb7933e7a9ec544de7f8f1d8a1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling some_blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "6bba8aa3647e732738f9483204fceffb30e9bdb7933e7a9ec544de7f8f1d8a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bba8aa3647e732738f9483204fceffb30e9bdb7933e7a9ec544de7f8f1d8a1c", kill_on_drop: false }`
[INFO] [stdout] 6bba8aa3647e732738f9483204fceffb30e9bdb7933e7a9ec544de7f8f1d8a1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "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] 2f13fd3d6bf71e9a55414c2ff6c9d70108c3fb3253f4451541fc77df48c481a7
[INFO] running `Command { std: "docker" "start" "-a" "2f13fd3d6bf71e9a55414c2ff6c9d70108c3fb3253f4451541fc77df48c481a7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/some_blockchain-275df6634c29c765
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::hashes ... ok
[INFO] [stdout] [
[INFO] [stdout]   {
[INFO] [stdout]     "Index": 0,
[INFO] [stdout]     "Timestamp": "2021-01-05 11:55:10.575565621 UTC",
[INFO] [stdout]     "Data": [],
[INFO] [stdout]     "Hash": "",
[INFO] [stdout]     "PrevHash": ""
[INFO] [stdout]   },
[INFO] [stdout]   {
[INFO] [stdout]     "Index": 1,
[INFO] [stdout]     "Timestamp": "2021-01-05 11:55:10.575587467 UTC",
[INFO] [stdout]     "Data": [72, 101, 108, 108, 111, 44, 32, 87, 111, 114, 108, 100, 32, 33],
[INFO] [stdout]     "Hash": "0944bcfc4e91a855829370363f2c572565dec502c7e602202b8839159a56dcc7",
[INFO] [stdout]     "PrevHash": ""
[INFO] [stdout]   },
[INFO] [stdout]   {
[INFO] [stdout]     "Index": 2,
[INFO] [stdout]     "Timestamp": "2021-01-05 11:55:10.575860916 UTC",
[INFO] [stdout]     "Data": [71, 111, 111, 100, 98, 121, 101, 32, 33],
[INFO] [stdout]     "Hash": "05db35d66563ab4be23190d3b2368fa90477bdf734e1dc50ff819db390dfdd1c",
[INFO] [stdout]     "PrevHash": "0944bcfc4e91a855829370363f2c572565dec502c7e602202b8839159a56dcc7"
[INFO] [stdout]   }
[INFO] [stdout] ]
[INFO] [stderr]    Doc-tests some_blockchain
[INFO] [stdout] test test::display ... ok
[INFO] [stdout] test test::validation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f13fd3d6bf71e9a55414c2ff6c9d70108c3fb3253f4451541fc77df48c481a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f13fd3d6bf71e9a55414c2ff6c9d70108c3fb3253f4451541fc77df48c481a7", kill_on_drop: false }`
[INFO] [stdout] 2f13fd3d6bf71e9a55414c2ff6c9d70108c3fb3253f4451541fc77df48c481a7