[INFO] fetching crate mudb 0.1.1...
[INFO] testing mudb-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mudb 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mudb 0.1.1
[INFO] finished tweaking crates.io crate mudb 0.1.1
[INFO] tweaked toml for crates.io crate mudb 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mudb 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mudb 0.1.1 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.5.45
[INFO] [stderr]   Downloaded clap_builder v4.5.44
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b2148f5bac384eafc4087286b22ae9ebe0dd98cfd7d9d3e67cb0fb98cbf62f8
[INFO] running `Command { std: "docker" "start" "-a" "9b2148f5bac384eafc4087286b22ae9ebe0dd98cfd7d9d3e67cb0fb98cbf62f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b2148f5bac384eafc4087286b22ae9ebe0dd98cfd7d9d3e67cb0fb98cbf62f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b2148f5bac384eafc4087286b22ae9ebe0dd98cfd7d9d3e67cb0fb98cbf62f8", kill_on_drop: false }`
[INFO] [stdout] 9b2148f5bac384eafc4087286b22ae9ebe0dd98cfd7d9d3e67cb0fb98cbf62f8
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2fb54000cc0573a167f575c00877e068f2a8724a84dad88e0ee96f40541f219
[INFO] running `Command { std: "docker" "start" "-a" "c2fb54000cc0573a167f575c00877e068f2a8724a84dad88e0ee96f40541f219", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling clap_builder v4.5.44
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.105
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling clap_derive v4.5.45
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling clap v4.5.45
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling mudb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `build_command` is never used
[INFO] [stdout]   --> src/command/lpush.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LPush {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_command` is never used
[INFO] [stdout]   --> src/command/rpush.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RPush {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.08s
[INFO] running `Command { std: "docker" "inspect" "c2fb54000cc0573a167f575c00877e068f2a8724a84dad88e0ee96f40541f219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fb54000cc0573a167f575c00877e068f2a8724a84dad88e0ee96f40541f219", kill_on_drop: false }`
[INFO] [stdout] c2fb54000cc0573a167f575c00877e068f2a8724a84dad88e0ee96f40541f219
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 441c4a6eb151e87330a2c6c0640bdef3672386f7c34b65f765964e127412057b
[INFO] running `Command { std: "docker" "start" "-a" "441c4a6eb151e87330a2c6c0640bdef3672386f7c34b65f765964e127412057b", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `build_command` is never used
[INFO] [stdout]   --> src/command/lpush.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl LPush {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `build_command` is never used
[INFO] [stdout]   --> src/command/rpush.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl RPush {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "441c4a6eb151e87330a2c6c0640bdef3672386f7c34b65f765964e127412057b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441c4a6eb151e87330a2c6c0640bdef3672386f7c34b65f765964e127412057b", kill_on_drop: false }`
[INFO] [stdout] 441c4a6eb151e87330a2c6c0640bdef3672386f7c34b65f765964e127412057b
[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=warn" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5968b7c1e3886fc8304aedf35fe22e55142676d519bc9b81686cf994932dfd84
[INFO] running `Command { std: "docker" "start" "-a" "5968b7c1e3886fc8304aedf35fe22e55142676d519bc9b81686cf994932dfd84", kill_on_drop: false }`
[INFO] [stderr] warning: method `build_command` is never used
[INFO] [stderr]   --> src/command/lpush.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl LPush {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `build_command` is never used
[INFO] [stderr]   --> src/command/rpush.rs:78:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl RPush {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 78 |     pub fn build_command(&self) -> RespType {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mudb` (bin "mudb" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mudb-92ef088c61aca53c)
[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" "5968b7c1e3886fc8304aedf35fe22e55142676d519bc9b81686cf994932dfd84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5968b7c1e3886fc8304aedf35fe22e55142676d519bc9b81686cf994932dfd84", kill_on_drop: false }`
[INFO] [stdout] 5968b7c1e3886fc8304aedf35fe22e55142676d519bc9b81686cf994932dfd84