[INFO] cloning repository https://github.com/michaellogothetis/convert-temp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaellogothetis/convert-temp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaellogothetis%2Fconvert-temp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaellogothetis%2Fconvert-temp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ec9905f2200dd82f7938c8416646c540345e7ee
[INFO] testing michaellogothetis/convert-temp against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaellogothetis%2Fconvert-temp" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/michaellogothetis/convert-temp
[INFO] finished tweaking git repo https://github.com/michaellogothetis/convert-temp
[INFO] tweaked toml for git repo https://github.com/michaellogothetis/convert-temp written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/michaellogothetis/convert-temp on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/michaellogothetis/convert-temp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13f99b85539b39b965a3eece93b439f36bfb10993912f0e8fe467e62fb220b85
[INFO] running `Command { std: "docker" "start" "-a" "13f99b85539b39b965a3eece93b439f36bfb10993912f0e8fe467e62fb220b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13f99b85539b39b965a3eece93b439f36bfb10993912f0e8fe467e62fb220b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f99b85539b39b965a3eece93b439f36bfb10993912f0e8fe467e62fb220b85", kill_on_drop: false }`
[INFO] [stdout] 13f99b85539b39b965a3eece93b439f36bfb10993912f0e8fe467e62fb220b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 089ea4aa503874fc9472b36db5502559c819cb02094cf0ee85b7915f33e8fb83
[INFO] running `Command { std: "docker" "start" "-a" "089ea4aa503874fc9472b36db5502559c819cb02094cf0ee85b7915f33e8fb83", kill_on_drop: false }`
[INFO] [stderr]    Compiling convert-temp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `description` is never used
[INFO] [stdout]   --> src/temperature.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl TemperatureUnit {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 45 |     fn description(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "089ea4aa503874fc9472b36db5502559c819cb02094cf0ee85b7915f33e8fb83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089ea4aa503874fc9472b36db5502559c819cb02094cf0ee85b7915f33e8fb83", kill_on_drop: false }`
[INFO] [stdout] 089ea4aa503874fc9472b36db5502559c819cb02094cf0ee85b7915f33e8fb83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7fea913f12e48cdf77a322802414477b4195ce63cba7b48bea8b9d060c5c434
[INFO] running `Command { std: "docker" "start" "-a" "c7fea913f12e48cdf77a322802414477b4195ce63cba7b48bea8b9d060c5c434", kill_on_drop: false }`
[INFO] [stderr]    Compiling convert-temp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `description` is never used
[INFO] [stdout]   --> src/temperature.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl TemperatureUnit {
[INFO] [stdout]    | -------------------- method in this implementation
[INFO] [stdout] 45 |     fn description(&self) -> &str {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "c7fea913f12e48cdf77a322802414477b4195ce63cba7b48bea8b9d060c5c434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fea913f12e48cdf77a322802414477b4195ce63cba7b48bea8b9d060c5c434", kill_on_drop: false }`
[INFO] [stdout] c7fea913f12e48cdf77a322802414477b4195ce63cba7b48bea8b9d060c5c434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0faff865293e53b7b6813e11bc9f1ec0ea8d281c8ec04674014896e4ac1cbef2
[INFO] running `Command { std: "docker" "start" "-a" "0faff865293e53b7b6813e11bc9f1ec0ea8d281c8ec04674014896e4ac1cbef2", kill_on_drop: false }`
[INFO] [stderr] warning: method `description` is never used
[INFO] [stderr]   --> src/temperature.rs:45:8
[INFO] [stderr]    |
[INFO] [stderr] 44 | impl TemperatureUnit {
[INFO] [stderr]    | -------------------- method in this implementation
[INFO] [stderr] 45 |     fn description(&self) -> &str {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `convert-temp` (bin "convert-temp" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/convert_temp-7a2ee758fe6ccb45)
[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" "0faff865293e53b7b6813e11bc9f1ec0ea8d281c8ec04674014896e4ac1cbef2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0faff865293e53b7b6813e11bc9f1ec0ea8d281c8ec04674014896e4ac1cbef2", kill_on_drop: false }`
[INFO] [stdout] 0faff865293e53b7b6813e11bc9f1ec0ea8d281c8ec04674014896e4ac1cbef2