[INFO] cloning repository https://github.com/OvaisMemon/temp-conversion-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OvaisMemon/temp-conversion-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOvaisMemon%2Ftemp-conversion-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOvaisMemon%2Ftemp-conversion-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc09a4318876930a616a6e19d9886f4270c1842d
[INFO] testing OvaisMemon/temp-conversion-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOvaisMemon%2Ftemp-conversion-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/OvaisMemon/temp-conversion-rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-2/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8940070df54f4e861e79498b40d11c4e103ded4fa65cdf082db7004b38d0fdc
[INFO] running `Command { std: "docker" "start" "-a" "f8940070df54f4e861e79498b40d11c4e103ded4fa65cdf082db7004b38d0fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8940070df54f4e861e79498b40d11c4e103ded4fa65cdf082db7004b38d0fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8940070df54f4e861e79498b40d11c4e103ded4fa65cdf082db7004b38d0fdc", kill_on_drop: false }`
[INFO] [stdout] f8940070df54f4e861e79498b40d11c4e103ded4fa65cdf082db7004b38d0fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f80296c8d8044566d8614e99996f11308d320c7d73f1d2341d81e11caabb312
[INFO] running `Command { std: "docker" "start" "-a" "8f80296c8d8044566d8614e99996f11308d320c7d73f1d2341d81e11caabb312", kill_on_drop: false }`
[INFO] [stderr]    Compiling temperature-conversion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `temperature` is never read
[INFO] [stdout]   --> main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut temperature:f32 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "8f80296c8d8044566d8614e99996f11308d320c7d73f1d2341d81e11caabb312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f80296c8d8044566d8614e99996f11308d320c7d73f1d2341d81e11caabb312", kill_on_drop: false }`
[INFO] [stdout] 8f80296c8d8044566d8614e99996f11308d320c7d73f1d2341d81e11caabb312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e7e17c70b8aa9936a79452b58d23f67cdfcbabb8a6c3998df9bae1f7cd42438
[INFO] running `Command { std: "docker" "start" "-a" "9e7e17c70b8aa9936a79452b58d23f67cdfcbabb8a6c3998df9bae1f7cd42438", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling temperature-conversion v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `temperature` is never read
[INFO] [stdout]   --> main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |     let mut temperature:f32 = 0.0;
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "9e7e17c70b8aa9936a79452b58d23f67cdfcbabb8a6c3998df9bae1f7cd42438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7e17c70b8aa9936a79452b58d23f67cdfcbabb8a6c3998df9bae1f7cd42438", kill_on_drop: false }`
[INFO] [stdout] 9e7e17c70b8aa9936a79452b58d23f67cdfcbabb8a6c3998df9bae1f7cd42438
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 62d4228776fc442c92c6d33a175778e23056b19dd61596cc04a5c7feade4c2f8
[INFO] running `Command { std: "docker" "start" "-a" "62d4228776fc442c92c6d33a175778e23056b19dd61596cc04a5c7feade4c2f8", kill_on_drop: false }`
[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] warning: `temperature-conversion` (bin "temperature-conversion" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/temperature_conversion-68f0c522758f1f42)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "62d4228776fc442c92c6d33a175778e23056b19dd61596cc04a5c7feade4c2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d4228776fc442c92c6d33a175778e23056b19dd61596cc04a5c7feade4c2f8", kill_on_drop: false }`
[INFO] [stdout] 62d4228776fc442c92c6d33a175778e23056b19dd61596cc04a5c7feade4c2f8