[INFO] cloning repository jianingy/blockchain-demo
[INFO] running `"git" "clone" "--bare" "git://github.com/jianingy/blockchain-demo.git" "work/cache/sources/gh/jianingy/blockchain-demo"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jianingy/blockchain-demo'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jianingy/blockchain-demo" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jianingy/blockchain-demo" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jianingy/blockchain-demo"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jianingy/blockchain-demo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 02cdc0963b86006d965efa772db69455c5164265
[INFO] sha for GitHub repo jianingy/blockchain-demo: 02cdc0963b86006d965efa772db69455c5164265
[INFO] validating manifest of jianingy/blockchain-demo on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jianingy/blockchain-demo on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jianingy/blockchain-demo
[INFO] finished frobbing jianingy/blockchain-demo
[INFO] frobbed toml for jianingy/blockchain-demo written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo/Cargo.toml
[INFO] started frobbing jianingy/blockchain-demo
[INFO] finished frobbing jianingy/blockchain-demo
[INFO] frobbed toml for jianingy/blockchain-demo written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/jianingy/blockchain-demo/Cargo.toml
[INFO] crate jianingy/blockchain-demo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jianingy/blockchain-demo against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] bcb98f6681cae6f38c279f6595357f4a213a97722170117dffe6086678b033b5
[INFO] running `"docker" "start" "-a" "bcb98f6681cae6f38c279f6595357f4a213a97722170117dffe6086678b033b5"`
[INFO] [stderr]    Compiling encoding_rs v0.7.2
[INFO] [stderr]    Compiling mustache v0.8.2
[INFO] [stderr]    Compiling uuid v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.17
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling libflate v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling nickel v0.10.1
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling hyper-tls v0.1.3
[INFO] [stderr]    Compiling reqwest v0.8.5
[INFO] [stderr]    Compiling blockchain-demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Serialize`, `Serializer`
[INFO] [stderr]  --> src/blockchain.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::ser::{Serialize, Serializer};
[INFO] [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 07s
[INFO] running `"docker" "inspect" "bcb98f6681cae6f38c279f6595357f4a213a97722170117dffe6086678b033b5"`
[INFO] running `"docker" "rm" "-f" "bcb98f6681cae6f38c279f6595357f4a213a97722170117dffe6086678b033b5"`
[INFO] [stdout] bcb98f6681cae6f38c279f6595357f4a213a97722170117dffe6086678b033b5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] c9bddcac46997cf5f662999644fa586e81a83f8a829483e8d97fb4fbf286fe45
[INFO] running `"docker" "start" "-a" "c9bddcac46997cf5f662999644fa586e81a83f8a829483e8d97fb4fbf286fe45"`
[INFO] [stderr]    Compiling blockchain-demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Serialize`, `Serializer`
[INFO] [stderr]  --> src/blockchain.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::ser::{Serialize, Serializer};
[INFO] [stderr]   |                  ^^^^^^^^^  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `"docker" "inspect" "c9bddcac46997cf5f662999644fa586e81a83f8a829483e8d97fb4fbf286fe45"`
[INFO] running `"docker" "rm" "-f" "c9bddcac46997cf5f662999644fa586e81a83f8a829483e8d97fb4fbf286fe45"`
[INFO] [stdout] c9bddcac46997cf5f662999644fa586e81a83f8a829483e8d97fb4fbf286fe45
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/jianingy/blockchain-demo:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 9423721d692a83eb46ac5dd2e5fab9a9dff0778b50a17332f5f45a8f00f55611
[INFO] running `"docker" "start" "-a" "9423721d692a83eb46ac5dd2e5fab9a9dff0778b50a17332f5f45a8f00f55611"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/blockchain_demo-4157f2b1d8b274b8
[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 `"docker" "inspect" "9423721d692a83eb46ac5dd2e5fab9a9dff0778b50a17332f5f45a8f00f55611"`
[INFO] running `"docker" "rm" "-f" "9423721d692a83eb46ac5dd2e5fab9a9dff0778b50a17332f5f45a8f00f55611"`
[INFO] [stdout] 9423721d692a83eb46ac5dd2e5fab9a9dff0778b50a17332f5f45a8f00f55611