[INFO] updating cached repository https://github.com/phodina/rustify
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9290c9de8ca94ca86477a828ad91d84cd2aafd43
[INFO] testing phodina/rustify against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphodina%2Frustify" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/phodina/rustify on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/phodina/rustify
[INFO] finished tweaking git repo https://github.com/phodina/rustify
[INFO] tweaked toml for git repo https://github.com/phodina/rustify written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/phodina/rustify already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bba295fe91efc98d2893ad78914e59a2107362e35e15ee3bad19c65910bf2da
[INFO] running `"docker" "start" "-a" "1bba295fe91efc98d2893ad78914e59a2107362e35e15ee3bad19c65910bf2da"`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling cc v1.0.3
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling libloading v0.4.2
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling bindgen v0.31.3
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stderr]    Compiling which v1.0.3
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling clap v2.27.1
[INFO] [stderr]    Compiling clang-sys v0.21.0
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling backtrace v0.3.3
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling rustify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `"docker" "inspect" "1bba295fe91efc98d2893ad78914e59a2107362e35e15ee3bad19c65910bf2da"`
[INFO] running `"docker" "rm" "-f" "1bba295fe91efc98d2893ad78914e59a2107362e35e15ee3bad19c65910bf2da"`
[INFO] [stdout] 1bba295fe91efc98d2893ad78914e59a2107362e35e15ee3bad19c65910bf2da
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 32b9d6370df80a9dabfab1509930c13726c89d3b2da2822b4e366131cab5802c
[INFO] running `"docker" "start" "-a" "32b9d6370df80a9dabfab1509930c13726c89d3b2da2822b4e366131cab5802c"`
[INFO] [stderr]    Compiling rustify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/core.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         unsafe {
[INFO] [stderr]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `"docker" "inspect" "32b9d6370df80a9dabfab1509930c13726c89d3b2da2822b4e366131cab5802c"`
[INFO] running `"docker" "rm" "-f" "32b9d6370df80a9dabfab1509930c13726c89d3b2da2822b4e366131cab5802c"`
[INFO] [stdout] 32b9d6370df80a9dabfab1509930c13726c89d3b2da2822b4e366131cab5802c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 186db39c60e1c1c8f2999f23cb7a9c3fb96ceb7dda76c8cfdeead4520d2c9d90
[INFO] running `"docker" "start" "-a" "186db39c60e1c1c8f2999f23cb7a9c3fb96ceb7dda76c8cfdeead4520d2c9d90"`
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/core.rs:76:9
[INFO] [stderr]    |
[INFO] [stderr] 76 |         unsafe {
[INFO] [stderr]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustify-aea554029d11d75d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test core::test::multiply_compute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "186db39c60e1c1c8f2999f23cb7a9c3fb96ceb7dda76c8cfdeead4520d2c9d90"`
[INFO] running `"docker" "rm" "-f" "186db39c60e1c1c8f2999f23cb7a9c3fb96ceb7dda76c8cfdeead4520d2c9d90"`
[INFO] [stdout] 186db39c60e1c1c8f2999f23cb7a9c3fb96ceb7dda76c8cfdeead4520d2c9d90