[INFO] updating cached repository tuckerthomas/openvpn_transmission_wrapper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/tuckerthomas/openvpn_transmission_wrapper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/tuckerthomas/openvpn_transmission_wrapper" "work/ex/beta-1.38-1/sources/1.37.0/gh/tuckerthomas/openvpn_transmission_wrapper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/tuckerthomas/openvpn_transmission_wrapper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/tuckerthomas/openvpn_transmission_wrapper" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7209b9c71de28cb7802f34da27e886d0f8d27a12
[INFO] sha for GitHub repo tuckerthomas/openvpn_transmission_wrapper: 7209b9c71de28cb7802f34da27e886d0f8d27a12
[INFO] validating manifest of tuckerthomas/openvpn_transmission_wrapper 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 tuckerthomas/openvpn_transmission_wrapper 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 tuckerthomas/openvpn_transmission_wrapper
[INFO] finished frobbing tuckerthomas/openvpn_transmission_wrapper
[INFO] frobbed toml for tuckerthomas/openvpn_transmission_wrapper written to work/ex/beta-1.38-1/sources/1.37.0/gh/tuckerthomas/openvpn_transmission_wrapper/Cargo.toml
[INFO] started frobbing tuckerthomas/openvpn_transmission_wrapper
[INFO] finished frobbing tuckerthomas/openvpn_transmission_wrapper
[INFO] frobbed toml for tuckerthomas/openvpn_transmission_wrapper written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper/Cargo.toml
[INFO] crate tuckerthomas/openvpn_transmission_wrapper 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 tuckerthomas/openvpn_transmission_wrapper against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] beab3bada36925a65f783797034aeb0e6c05922adaa859b368cabf0fc3acbca3
[INFO] running `"docker" "start" "-a" "beab3bada36925a65f783797034aeb0e6c05922adaa859b368cabf0fc3acbca3"`
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling openvpn_transmission_wrapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]  --> src/main.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{thread, time};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.94s
[INFO] running `"docker" "inspect" "beab3bada36925a65f783797034aeb0e6c05922adaa859b368cabf0fc3acbca3"`
[INFO] running `"docker" "rm" "-f" "beab3bada36925a65f783797034aeb0e6c05922adaa859b368cabf0fc3acbca3"`
[INFO] [stdout] beab3bada36925a65f783797034aeb0e6c05922adaa859b368cabf0fc3acbca3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 17ce546dbb2a27859823628f3dea46c96df6b3c086287f71d48c832f6aee68db
[INFO] running `"docker" "start" "-a" "17ce546dbb2a27859823628f3dea46c96df6b3c086287f71d48c832f6aee68db"`
[INFO] [stderr]    Compiling openvpn_transmission_wrapper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `time`
[INFO] [stderr]  --> src/main.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::{thread, time};
[INFO] [stderr]   |                   ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "17ce546dbb2a27859823628f3dea46c96df6b3c086287f71d48c832f6aee68db"`
[INFO] running `"docker" "rm" "-f" "17ce546dbb2a27859823628f3dea46c96df6b3c086287f71d48c832f6aee68db"`
[INFO] [stdout] 17ce546dbb2a27859823628f3dea46c96df6b3c086287f71d48c832f6aee68db
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/tuckerthomas/openvpn_transmission_wrapper:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 84ddb1634355c19497c7f3e06729d82a87336f3c1f3c7bc7fe864a12b597b8d7
[INFO] running `"docker" "start" "-a" "84ddb1634355c19497c7f3e06729d82a87336f3c1f3c7bc7fe864a12b597b8d7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/openvpn_transmission_wrapper-d0b33b76808b97ab
[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" "84ddb1634355c19497c7f3e06729d82a87336f3c1f3c7bc7fe864a12b597b8d7"`
[INFO] running `"docker" "rm" "-f" "84ddb1634355c19497c7f3e06729d82a87336f3c1f3c7bc7fe864a12b597b8d7"`
[INFO] [stdout] 84ddb1634355c19497c7f3e06729d82a87336f3c1f3c7bc7fe864a12b597b8d7