[INFO] updating cached repository tbrand/helnet
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tbrand/helnet
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tbrand/helnet" "work/ex/beta-1.37-6/sources/1.36.0/gh/tbrand/helnet"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/tbrand/helnet'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tbrand/helnet" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c5919725ca8551656c055bf791b3163a4fdbf7cd
[INFO] sha for GitHub repo tbrand/helnet: c5919725ca8551656c055bf791b3163a4fdbf7cd
[INFO] validating manifest of tbrand/helnet on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of tbrand/helnet on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing tbrand/helnet
[INFO] finished frobbing tbrand/helnet
[INFO] frobbed toml for tbrand/helnet written to work/ex/beta-1.37-6/sources/1.36.0/gh/tbrand/helnet/Cargo.toml
[INFO] started frobbing tbrand/helnet
[INFO] finished frobbing tbrand/helnet
[INFO] frobbed toml for tbrand/helnet written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet/Cargo.toml
[INFO] crate tbrand/helnet already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing tbrand/helnet against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fa4b77bc6a9cea938c55cc6583e1a175c2962582fc09d76c7094b265a2a15238
[INFO] running `"docker" "start" "-a" "fa4b77bc6a9cea938c55cc6583e1a175c2962582fc09d76c7094b265a2a15238"`
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling string v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling libflate v0.1.18
[INFO] [stderr]    Compiling http v0.1.14
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling h2 v0.1.13
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling trust-dns-proto v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.10.0
[INFO] [stderr]    Compiling hyper v0.12.16
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.5
[INFO] [stderr]    Compiling helnet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `trust_dns_resolver::Resolver`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use trust_dns_resolver::Resolver;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trust_dns_resolver::config::*`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use trust_dns_resolver::config::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::IpAddr`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::IpAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `"docker" "inspect" "fa4b77bc6a9cea938c55cc6583e1a175c2962582fc09d76c7094b265a2a15238"`
[INFO] running `"docker" "rm" "-f" "fa4b77bc6a9cea938c55cc6583e1a175c2962582fc09d76c7094b265a2a15238"`
[INFO] [stdout] fa4b77bc6a9cea938c55cc6583e1a175c2962582fc09d76c7094b265a2a15238
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d977993efac0018c4fd2472f18b47d7d18b74bec3703c8a02605a99fa2bd55ec
[INFO] running `"docker" "start" "-a" "d977993efac0018c4fd2472f18b47d7d18b74bec3703c8a02605a99fa2bd55ec"`
[INFO] [stderr]    Compiling helnet v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `trust_dns_resolver::Resolver`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use trust_dns_resolver::Resolver;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `trust_dns_resolver::config::*`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use trust_dns_resolver::config::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::IpAddr`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::net::IpAddr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `"docker" "inspect" "d977993efac0018c4fd2472f18b47d7d18b74bec3703c8a02605a99fa2bd55ec"`
[INFO] running `"docker" "rm" "-f" "d977993efac0018c4fd2472f18b47d7d18b74bec3703c8a02605a99fa2bd55ec"`
[INFO] [stdout] d977993efac0018c4fd2472f18b47d7d18b74bec3703c8a02605a99fa2bd55ec
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/tbrand/helnet:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 15c1d2957d4468d94dbe8f45c4a64919952b8c1cb5c270289b1590fdb63f81fa
[INFO] running `"docker" "start" "-a" "15c1d2957d4468d94dbe8f45c4a64919952b8c1cb5c270289b1590fdb63f81fa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/helnet-1f179f0c7c5d3817
[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" "15c1d2957d4468d94dbe8f45c4a64919952b8c1cb5c270289b1590fdb63f81fa"`
[INFO] running `"docker" "rm" "-f" "15c1d2957d4468d94dbe8f45c4a64919952b8c1cb5c270289b1590fdb63f81fa"`
[INFO] [stdout] 15c1d2957d4468d94dbe8f45c4a64919952b8c1cb5c270289b1590fdb63f81fa