Dec 13 15:31:46.380 INFO testing jianingy/blockchain-demo against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 15:31:46.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 15:31:46.720 INFO [stdout] fa1c0f9b2a0b6ef73acf0696a749a9d71cb126e743596bca5915eafc9635b85b
Dec 13 15:31:46.725 INFO running `"docker" "start" "-a" "fa1c0f9b2a0b6ef73acf0696a749a9d71cb126e743596bca5915eafc9635b85b"`
Dec 13 15:31:47.276 INFO [stderr] usermod: no changes
Dec 13 15:31:47.644 INFO [stderr]    Compiling uuid v0.5.1
Dec 13 15:31:47.646 INFO [stderr]    Compiling mustache v0.8.2
Dec 13 15:31:47.651 INFO [stderr]    Compiling openssl v0.9.24
Dec 13 15:31:47.651 INFO [stderr]    Compiling serde_urlencoded v0.5.2
Dec 13 15:31:47.651 INFO [stderr]    Compiling hyper v0.10.13
Dec 13 15:31:47.661 INFO [stderr]    Compiling chrono v0.4.2
Dec 13 15:31:47.661 INFO [stderr]    Compiling serde_derive v1.0.59
Dec 13 15:31:47.661 INFO [stderr]    Compiling mime_guess v2.0.0-alpha.4
Dec 13 15:32:08.132 INFO [stderr]    Compiling native-tls v0.1.5
Dec 13 15:32:10.755 INFO [stderr]    Compiling tokio-tls v0.1.4
Dec 13 15:32:15.935 INFO [stderr]    Compiling nickel v0.10.1
Dec 13 15:32:16.319 INFO [stderr]    Compiling hyper-tls v0.1.3
Dec 13 15:32:19.708 INFO [stderr]    Compiling reqwest v0.8.5
Dec 13 15:32:29.824 INFO [stderr]    Compiling blockchain-demo v0.1.0 (/source)
Dec 13 15:32:33.991 INFO [stderr] warning: unused imports: `Serialize`, `Serializer`
Dec 13 15:32:33.991 INFO [stderr]  --> src/blockchain.rs:4:18
Dec 13 15:32:33.991 INFO [stderr]   |
Dec 13 15:32:33.991 INFO [stderr] 4 | use serde::ser::{Serialize, Serializer};
Dec 13 15:32:33.991 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
Dec 13 15:32:33.991 INFO [stderr]   |
Dec 13 15:32:33.991 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:32:33.991 INFO [stderr] 
Dec 13 15:32:43.253 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.96s
Dec 13 15:32:43.266 INFO [stderr] su: No module specific data is present
Dec 13 15:32:44.962 INFO running `"docker" "inspect" "fa1c0f9b2a0b6ef73acf0696a749a9d71cb126e743596bca5915eafc9635b85b"`
Dec 13 15:32:45.265 INFO running `"docker" "rm" "-f" "fa1c0f9b2a0b6ef73acf0696a749a9d71cb126e743596bca5915eafc9635b85b"`
Dec 13 15:32:45.655 INFO [stdout] fa1c0f9b2a0b6ef73acf0696a749a9d71cb126e743596bca5915eafc9635b85b
Dec 13 15:32:45.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 15:32:46.271 INFO [stdout] 2a3428c5d37ebd940fcc261d8f279b8e0bcca6a11e586ccef22e31e7388864cf
Dec 13 15:32:46.273 INFO running `"docker" "start" "-a" "2a3428c5d37ebd940fcc261d8f279b8e0bcca6a11e586ccef22e31e7388864cf"`
Dec 13 15:32:48.131 INFO [stderr] usermod: no changes
Dec 13 15:32:48.499 INFO [stderr]    Compiling blockchain-demo v0.1.0 (/source)
Dec 13 15:32:52.359 INFO [stderr] warning: unused imports: `Serialize`, `Serializer`
Dec 13 15:32:52.359 INFO [stderr]  --> src/blockchain.rs:4:18
Dec 13 15:32:52.359 INFO [stderr]   |
Dec 13 15:32:52.359 INFO [stderr] 4 | use serde::ser::{Serialize, Serializer};
Dec 13 15:32:52.359 INFO [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
Dec 13 15:32:52.359 INFO [stderr]   |
Dec 13 15:32:52.359 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 15:32:52.359 INFO [stderr] 
Dec 13 15:32:53.428 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
Dec 13 15:32:53.455 INFO [stderr] su: No module specific data is present
Dec 13 15:32:54.838 INFO running `"docker" "inspect" "2a3428c5d37ebd940fcc261d8f279b8e0bcca6a11e586ccef22e31e7388864cf"`
Dec 13 15:32:55.239 INFO running `"docker" "rm" "-f" "2a3428c5d37ebd940fcc261d8f279b8e0bcca6a11e586ccef22e31e7388864cf"`
Dec 13 15:32:55.630 INFO [stdout] 2a3428c5d37ebd940fcc261d8f279b8e0bcca6a11e586ccef22e31e7388864cf
Dec 13 15:32:55.636 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-3/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 15:32:56.289 INFO [stdout] f9c79be36266ce6527d3d1aabcdc7eaacd9a42e3b4ae65993f6c90fabf6ed911
Dec 13 15:32:56.291 INFO running `"docker" "start" "-a" "f9c79be36266ce6527d3d1aabcdc7eaacd9a42e3b4ae65993f6c90fabf6ed911"`
Dec 13 15:32:57.915 INFO [stderr] usermod: no changes
Dec 13 15:32:58.211 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
Dec 13 15:32:58.235 INFO [stderr]      Running /target/debug/deps/blockchain_demo-d36a4455e739c827
Dec 13 15:32:58.243 INFO [stdout] 
Dec 13 15:32:58.243 INFO [stdout] running 0 tests
Dec 13 15:32:58.243 INFO [stdout] 
Dec 13 15:32:58.243 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 15:32:58.243 INFO [stdout] 
Dec 13 15:32:58.251 INFO [stderr] su: No module specific data is present
Dec 13 15:32:59.320 INFO running `"docker" "inspect" "f9c79be36266ce6527d3d1aabcdc7eaacd9a42e3b4ae65993f6c90fabf6ed911"`
Dec 13 15:32:59.607 INFO running `"docker" "rm" "-f" "f9c79be36266ce6527d3d1aabcdc7eaacd9a42e3b4ae65993f6c90fabf6ed911"`
Dec 13 15:32:59.943 INFO [stdout] f9c79be36266ce6527d3d1aabcdc7eaacd9a42e3b4ae65993f6c90fabf6ed911