[INFO] updating cached repository https://github.com/OvaisMemon/temp-conversion-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FOvaisMemon%2Ftemp-conversion-rust" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OvaisMemon/temp-conversion-rust on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "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 work/builds/worker-7/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 `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 37ab3162f9ff11bbe556ab0d79dea5d628a0d1060ac7624cc72612edcf7cf071
[INFO] running `"docker" "start" "-a" "37ab3162f9ff11bbe556ab0d79dea5d628a0d1060ac7624cc72612edcf7cf071"`
[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:12:13
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "37ab3162f9ff11bbe556ab0d79dea5d628a0d1060ac7624cc72612edcf7cf071"`
[INFO] running `"docker" "rm" "-f" "37ab3162f9ff11bbe556ab0d79dea5d628a0d1060ac7624cc72612edcf7cf071"`
[INFO] [stdout] 37ab3162f9ff11bbe556ab0d79dea5d628a0d1060ac7624cc72612edcf7cf071
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 127ce1130997c447631d70bec11f83c2741245d694f18fa562d7ba2f851b07e2
[INFO] running `"docker" "start" "-a" "127ce1130997c447631d70bec11f83c2741245d694f18fa562d7ba2f851b07e2"`
[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:12:13
[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]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "127ce1130997c447631d70bec11f83c2741245d694f18fa562d7ba2f851b07e2"`
[INFO] running `"docker" "rm" "-f" "127ce1130997c447631d70bec11f83c2741245d694f18fa562d7ba2f851b07e2"`
[INFO] [stdout] 127ce1130997c447631d70bec11f83c2741245d694f18fa562d7ba2f851b07e2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c6e65b829d3e8e0b9bcbcf8c455b155859eab8ebd0c2fa27e72696f994d218b7
[INFO] running `"docker" "start" "-a" "c6e65b829d3e8e0b9bcbcf8c455b155859eab8ebd0c2fa27e72696f994d218b7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/temperature_conversion-9976497426fd80a8
[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" "c6e65b829d3e8e0b9bcbcf8c455b155859eab8ebd0c2fa27e72696f994d218b7"`
[INFO] running `"docker" "rm" "-f" "c6e65b829d3e8e0b9bcbcf8c455b155859eab8ebd0c2fa27e72696f994d218b7"`
[INFO] [stdout] c6e65b829d3e8e0b9bcbcf8c455b155859eab8ebd0c2fa27e72696f994d218b7