[INFO] fetching crate flexflow-server 0.1.1...
[INFO] testing flexflow-server-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate flexflow-server 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate flexflow-server 0.1.1
[INFO] finished tweaking crates.io crate flexflow-server 0.1.1
[INFO] tweaked toml for crates.io crate flexflow-server 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexflow-server 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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 flexflow-core v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 97a8043a39a6b52fd929cc690eadf48fa62d8376d582314a1167ab22539de773
[INFO] running `Command { std: "docker" "start" "-a" "97a8043a39a6b52fd929cc690eadf48fa62d8376d582314a1167ab22539de773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97a8043a39a6b52fd929cc690eadf48fa62d8376d582314a1167ab22539de773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97a8043a39a6b52fd929cc690eadf48fa62d8376d582314a1167ab22539de773", kill_on_drop: false }`
[INFO] [stdout] 97a8043a39a6b52fd929cc690eadf48fa62d8376d582314a1167ab22539de773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] e65a277c067a9f52cbc7d3d2014b7de5d8d6f49e6bff1b0309700df14d5cb6d8
[INFO] running `Command { std: "docker" "start" "-a" "e65a277c067a9f52cbc7d3d2014b7de5d8d6f49e6bff1b0309700df14d5cb6d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexflow-core v0.1.1
[INFO] [stderr]    Compiling flexflow-server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "e65a277c067a9f52cbc7d3d2014b7de5d8d6f49e6bff1b0309700df14d5cb6d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65a277c067a9f52cbc7d3d2014b7de5d8d6f49e6bff1b0309700df14d5cb6d8", kill_on_drop: false }`
[INFO] [stdout] e65a277c067a9f52cbc7d3d2014b7de5d8d6f49e6bff1b0309700df14d5cb6d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 19e5ed542b28f594e97bb17700f4d7796ae2f102e68b765abe00dd513ef90f77
[INFO] running `Command { std: "docker" "start" "-a" "19e5ed542b28f594e97bb17700f4d7796ae2f102e68b765abe00dd513ef90f77", kill_on_drop: false }`
[INFO] [stderr]    Compiling flexflow-server v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "19e5ed542b28f594e97bb17700f4d7796ae2f102e68b765abe00dd513ef90f77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19e5ed542b28f594e97bb17700f4d7796ae2f102e68b765abe00dd513ef90f77", kill_on_drop: false }`
[INFO] [stdout] 19e5ed542b28f594e97bb17700f4d7796ae2f102e68b765abe00dd513ef90f77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 372bfede79fbc5acce39bb629dbb756f99daffdbe84a1cfb5aac341fa436eefe
[INFO] running `Command { std: "docker" "start" "-a" "372bfede79fbc5acce39bb629dbb756f99daffdbe84a1cfb5aac341fa436eefe", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flexflow_server-47aa0c9af1af81a7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flexflow_server
[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" "372bfede79fbc5acce39bb629dbb756f99daffdbe84a1cfb5aac341fa436eefe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372bfede79fbc5acce39bb629dbb756f99daffdbe84a1cfb5aac341fa436eefe", kill_on_drop: false }`
[INFO] [stdout] 372bfede79fbc5acce39bb629dbb756f99daffdbe84a1cfb5aac341fa436eefe