[INFO] updating cached repository https://github.com/OvaisMemon/temp-conversion-rust
[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] cc09a4318876930a616a6e19d9886f4270c1842d
[INFO] testing OvaisMemon/temp-conversion-rust against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOvaisMemon%2Ftemp-conversion-rust" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OvaisMemon/temp-conversion-rust on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/OvaisMemon/temp-conversion-rust
[INFO] finished tweaking git repo https://github.com/OvaisMemon/temp-conversion-rust
[INFO] tweaked toml for git repo https://github.com/OvaisMemon/temp-conversion-rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/OvaisMemon/temp-conversion-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.44.0" "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] 6b76be6a438e3061d19fe2047669f433f7f273461a0828a5289a5be71715dcb9
[INFO] running `"docker" "start" "-a" "6b76be6a438e3061d19fe2047669f433f7f273461a0828a5289a5be71715dcb9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling temperature-conversion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `temperature` is never read
[INFO] [stderr]   --> main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut temperature:f32 = 0.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `"docker" "inspect" "6b76be6a438e3061d19fe2047669f433f7f273461a0828a5289a5be71715dcb9"`
[INFO] running `"docker" "rm" "-f" "6b76be6a438e3061d19fe2047669f433f7f273461a0828a5289a5be71715dcb9"`
[INFO] [stdout] 6b76be6a438e3061d19fe2047669f433f7f273461a0828a5289a5be71715dcb9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.44.0" "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] e639cd0034d930bc33833c7e97a151a31a8e4bb68f7dfe9c15f0ed82413316ef
[INFO] running `"docker" "start" "-a" "e639cd0034d930bc33833c7e97a151a31a8e4bb68f7dfe9c15f0ed82413316ef"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling temperature-conversion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `temperature` is never read
[INFO] [stderr]   --> main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut temperature:f32 = 0.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "e639cd0034d930bc33833c7e97a151a31a8e4bb68f7dfe9c15f0ed82413316ef"`
[INFO] running `"docker" "rm" "-f" "e639cd0034d930bc33833c7e97a151a31a8e4bb68f7dfe9c15f0ed82413316ef"`
[INFO] [stdout] e639cd0034d930bc33833c7e97a151a31a8e4bb68f7dfe9c15f0ed82413316ef
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+1.44.0" "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] 45075b0e38a53c96eba9d3107b50fc49a238d424cc4f97acedab5bacf93ccfa8
[INFO] running `"docker" "start" "-a" "45075b0e38a53c96eba9d3107b50fc49a238d424cc4f97acedab5bacf93ccfa8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: value assigned to `temperature` is never read
[INFO] [stderr]   --> main.rs:12:9
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let mut temperature:f32 = 0.0;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/temperature_conversion-7de189aed00db47b
[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" "45075b0e38a53c96eba9d3107b50fc49a238d424cc4f97acedab5bacf93ccfa8"`
[INFO] running `"docker" "rm" "-f" "45075b0e38a53c96eba9d3107b50fc49a238d424cc4f97acedab5bacf93ccfa8"`
[INFO] [stdout] 45075b0e38a53c96eba9d3107b50fc49a238d424cc4f97acedab5bacf93ccfa8