[INFO] updating cached repository cybercoder2009/bench
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cybercoder2009/bench
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cybercoder2009/bench" "work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cybercoder2009/bench" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cybercoder2009/bench"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cybercoder2009/bench'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dfb11e14bd7c820bedca7c2e895215187bf561f3
[INFO] sha for GitHub repo cybercoder2009/bench: dfb11e14bd7c820bedca7c2e895215187bf561f3
[INFO] validating manifest of cybercoder2009/bench on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cybercoder2009/bench on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cybercoder2009/bench
[INFO] finished frobbing cybercoder2009/bench
[INFO] frobbed toml for cybercoder2009/bench written to work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench/Cargo.toml
[INFO] started frobbing cybercoder2009/bench
[INFO] finished frobbing cybercoder2009/bench
[INFO] frobbed toml for cybercoder2009/bench written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/cybercoder2009/bench/Cargo.toml
[INFO] crate cybercoder2009/bench already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cybercoder2009/bench against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 3b100a557dda1eb6505260180a3a45e6462e0476f646b0a33e6dc999e80d1931
[INFO] running `"docker" "start" "-a" "3b100a557dda1eb6505260180a3a45e6462e0476f646b0a33e6dc999e80d1931"`
[INFO] [stderr]    Compiling bytebuffer v0.2.1
[INFO] [stderr]    Compiling p2p v0.1.0 (https://github.com/cybercoder2009/p2p#2e0422af)
[INFO] [stderr]    Compiling bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `p2p::routes::REQ_HANDSHAKE`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use p2p::routes::REQ_HANDSHAKE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::RES_HANDSHAKE`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use p2p::routes::RES_HANDSHAKE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::REQ_ACTIVE_NODES`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use p2p::routes::REQ_ACTIVE_NODES;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::RES_ACTIVE_NODES`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use p2p::routes::RES_ACTIVE_NODES;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::req_handshake`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use p2p::handlers::req_handshake;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::res_handshake`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use p2p::handlers::res_handshake;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::req_active_nodes`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use p2p::handlers::req_active_nodes;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::res_active_nodes`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use p2p::handlers::res_active_nodes;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ip`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let ip: String = (&args[2]).parse().unwrap();
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ip`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `"docker" "inspect" "3b100a557dda1eb6505260180a3a45e6462e0476f646b0a33e6dc999e80d1931"`
[INFO] running `"docker" "rm" "-f" "3b100a557dda1eb6505260180a3a45e6462e0476f646b0a33e6dc999e80d1931"`
[INFO] [stdout] 3b100a557dda1eb6505260180a3a45e6462e0476f646b0a33e6dc999e80d1931
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bb0dce988788c247c3fdad04142d435d89f2f9fe3696a988d799761e1c711f41
[INFO] running `"docker" "start" "-a" "bb0dce988788c247c3fdad04142d435d89f2f9fe3696a988d799761e1c711f41"`
[INFO] [stderr]    Compiling bench v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `p2p::routes::REQ_HANDSHAKE`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use p2p::routes::REQ_HANDSHAKE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::RES_HANDSHAKE`
[INFO] [stderr]  --> src/main.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use p2p::routes::RES_HANDSHAKE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::REQ_ACTIVE_NODES`
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use p2p::routes::REQ_ACTIVE_NODES;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::routes::RES_ACTIVE_NODES`
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use p2p::routes::RES_ACTIVE_NODES;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::req_handshake`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | use p2p::handlers::req_handshake;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::res_handshake`
[INFO] [stderr]   --> src/main.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 | use p2p::handlers::res_handshake;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::req_active_nodes`
[INFO] [stderr]   --> src/main.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 | use p2p::handlers::req_active_nodes;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `p2p::handlers::res_active_nodes`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | use p2p::handlers::res_active_nodes;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ip`
[INFO] [stderr]   --> src/main.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let ip: String = (&args[2]).parse().unwrap();
[INFO] [stderr]    |         ^^ help: consider prefixing with an underscore: `_ip`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "bb0dce988788c247c3fdad04142d435d89f2f9fe3696a988d799761e1c711f41"`
[INFO] running `"docker" "rm" "-f" "bb0dce988788c247c3fdad04142d435d89f2f9fe3696a988d799761e1c711f41"`
[INFO] [stdout] bb0dce988788c247c3fdad04142d435d89f2f9fe3696a988d799761e1c711f41
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/cybercoder2009/bench:/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=warn" "-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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 745bbe7c7ae0c645d8ee33f6a2bfe588734c0fb360ec152d1a0266a92e62fb96
[INFO] running `"docker" "start" "-a" "745bbe7c7ae0c645d8ee33f6a2bfe588734c0fb360ec152d1a0266a92e62fb96"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bench-f684ccf1c54448db
[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" "745bbe7c7ae0c645d8ee33f6a2bfe588734c0fb360ec152d1a0266a92e62fb96"`
[INFO] running `"docker" "rm" "-f" "745bbe7c7ae0c645d8ee33f6a2bfe588734c0fb360ec152d1a0266a92e62fb96"`
[INFO] [stdout] 745bbe7c7ae0c645d8ee33f6a2bfe588734c0fb360ec152d1a0266a92e62fb96