[INFO] cloning repository https://github.com/Jekahome/tz_rust_version
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jekahome/tz_rust_version" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b256d534906a53b3cbfde9034023378f42293de
[INFO] building Jekahome/tz_rust_version against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJekahome%2Ftz_rust_version" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jekahome/tz_rust_version on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jekahome/tz_rust_version
[INFO] finished tweaking git repo https://github.com/Jekahome/tz_rust_version
[INFO] tweaked toml for git repo https://github.com/Jekahome/tz_rust_version written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Jekahome/tz_rust_version 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aea70ba2cb46fd13d744d1125ba1615121d064ae7d93e6ff26e325c133d6c86c
[INFO] running `Command { std: "docker" "start" "-a" "aea70ba2cb46fd13d744d1125ba1615121d064ae7d93e6ff26e325c133d6c86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aea70ba2cb46fd13d744d1125ba1615121d064ae7d93e6ff26e325c133d6c86c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aea70ba2cb46fd13d744d1125ba1615121d064ae7d93e6ff26e325c133d6c86c", kill_on_drop: false }`
[INFO] [stdout] aea70ba2cb46fd13d744d1125ba1615121d064ae7d93e6ff26e325c133d6c86c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e94c6938b2e6226ce041023a50d67452dca583678a5398fead610889137f9c6
[INFO] running `Command { std: "docker" "start" "-a" "5e94c6938b2e6226ce041023a50d67452dca583678a5398fead610889137f9c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling tz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `prune` is never used
[INFO] [stdout]   --> src/main.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Storage{
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 69 |     fn prune(&mut self){
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]    --> src/main.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 106 | / impl <K,V>Map<K,V>
[INFO] [stdout] 107 | |     where K: PartialEq + FromStr + ToString + Sync + Send,V: FromStr + ToString + Sync + Send {
[INFO] [stdout]     | |_____________________________________________________________________________________________- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |       fn get(&mut self,key:K)->Option<&V>{
[INFO] [stdout]     |          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "5e94c6938b2e6226ce041023a50d67452dca583678a5398fead610889137f9c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e94c6938b2e6226ce041023a50d67452dca583678a5398fead610889137f9c6", kill_on_drop: false }`
[INFO] [stdout] 5e94c6938b2e6226ce041023a50d67452dca583678a5398fead610889137f9c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e87821d2515645bdbb26c962c59af0f16db70e97db2427836df610ea449be15d
[INFO] running `Command { std: "docker" "start" "-a" "e87821d2515645bdbb26c962c59af0f16db70e97db2427836df610ea449be15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "e87821d2515645bdbb26c962c59af0f16db70e97db2427836df610ea449be15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87821d2515645bdbb26c962c59af0f16db70e97db2427836df610ea449be15d", kill_on_drop: false }`
[INFO] [stdout] e87821d2515645bdbb26c962c59af0f16db70e97db2427836df610ea449be15d