[INFO] updating cached repository vdangwal/rusting
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/vdangwal/rusting
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/vdangwal/rusting" "work/ex/beta-1.37-6/sources/1.36.0/gh/vdangwal/rusting"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/vdangwal/rusting'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/vdangwal/rusting" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vdangwal/rusting"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vdangwal/rusting'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] df9e8971b3c7919ec526cbf092ea6c94ef481153
[INFO] sha for GitHub repo vdangwal/rusting: df9e8971b3c7919ec526cbf092ea6c94ef481153
[INFO] validating manifest of vdangwal/rusting 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 vdangwal/rusting 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 vdangwal/rusting
[INFO] finished frobbing vdangwal/rusting
[INFO] frobbed toml for vdangwal/rusting written to work/ex/beta-1.37-6/sources/1.36.0/gh/vdangwal/rusting/Cargo.toml
[INFO] started frobbing vdangwal/rusting
[INFO] finished frobbing vdangwal/rusting
[INFO] frobbed toml for vdangwal/rusting written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/vdangwal/rusting/Cargo.toml
[INFO] crate vdangwal/rusting 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 vdangwal/rusting 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-1/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/vdangwal/rusting:/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] 1c01646b157e3afe64f8583850788cb90d6f4be1737c32fad3402e4e0fb5bc35
[INFO] running `"docker" "start" "-a" "1c01646b157e3afe64f8583850788cb90d6f4be1737c32fad3402e4e0fb5bc35"`
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.17
[INFO] [stderr]    Compiling rust_program v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Request`, `Response`
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use http::{Request, Response};
[INFO] [stderr]   |            ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.44s
[INFO] running `"docker" "inspect" "1c01646b157e3afe64f8583850788cb90d6f4be1737c32fad3402e4e0fb5bc35"`
[INFO] running `"docker" "rm" "-f" "1c01646b157e3afe64f8583850788cb90d6f4be1737c32fad3402e4e0fb5bc35"`
[INFO] [stdout] 1c01646b157e3afe64f8583850788cb90d6f4be1737c32fad3402e4e0fb5bc35
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/vdangwal/rusting:/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] c081dd64fc6ee6ccb8b8b7b9510d37278957ad9421e6563d13208fd253f79335
[INFO] running `"docker" "start" "-a" "c081dd64fc6ee6ccb8b8b7b9510d37278957ad9421e6563d13208fd253f79335"`
[INFO] [stderr]    Compiling rust_program v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Request`, `Response`
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | use http::{Request, Response};
[INFO] [stderr]   |            ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "c081dd64fc6ee6ccb8b8b7b9510d37278957ad9421e6563d13208fd253f79335"`
[INFO] running `"docker" "rm" "-f" "c081dd64fc6ee6ccb8b8b7b9510d37278957ad9421e6563d13208fd253f79335"`
[INFO] [stdout] c081dd64fc6ee6ccb8b8b7b9510d37278957ad9421e6563d13208fd253f79335
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/vdangwal/rusting:/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] dc42cffb5b57994de56f292f95ead701a94337fd72c3555d0ba9de6146774ac0
[INFO] running `"docker" "start" "-a" "dc42cffb5b57994de56f292f95ead701a94337fd72c3555d0ba9de6146774ac0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_program-c83a2e39f2e322f2
[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" "dc42cffb5b57994de56f292f95ead701a94337fd72c3555d0ba9de6146774ac0"`
[INFO] running `"docker" "rm" "-f" "dc42cffb5b57994de56f292f95ead701a94337fd72c3555d0ba9de6146774ac0"`
[INFO] [stdout] dc42cffb5b57994de56f292f95ead701a94337fd72c3555d0ba9de6146774ac0