[INFO] fetching crate fabric-checker 1.0.0...
[INFO] testing fabric-checker-1.0.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate fabric-checker 1.0.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate fabric-checker 1.0.0
[INFO] finished tweaking crates.io crate fabric-checker 1.0.0
[INFO] tweaked toml for crates.io crate fabric-checker 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fabric-checker 1.0.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fabric-checker 1.0.0 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fabric-types v1.0.0
[INFO] [stderr]   Downloaded fabric-core v1.0.0
[INFO] [stderr]   Downloaded sprs v0.11.4
[INFO] [stderr]   Downloaded fabric-ast v1.0.0
[INFO] [stderr]   Downloaded good_lp v1.15.2
[INFO] [stderr]   Downloaded microlp v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2
[INFO] running `Command { std: "docker" "start" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling smallvec v1.15.2
[INFO] [stderr]    Compiling web-time v1.1.0
[INFO] [stderr]    Compiling ariadne v0.4.1
[INFO] [stderr]    Compiling fabric-core v1.0.0
[INFO] [stderr]    Compiling fabric-ast v1.0.0
[INFO] [stderr]    Compiling fabric-types v1.0.0
[INFO] [stderr]    Compiling ndarray v0.17.2
[INFO] [stderr]    Compiling sprs v0.11.4
[INFO] [stderr]    Compiling microlp v0.4.0
[INFO] [stderr]    Compiling good_lp v1.15.2
[INFO] [stderr]    Compiling fabric-checker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 16.72s
[INFO] running `Command { std: "docker" "inspect" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling fabric-checker v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/fabric_checker-fe3350c3b79bb73a)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test refinement_tests::test_fusion_proof_safe ... ok
[INFO] [stdout] test refinement_tests::test_fusion_proof_unsafe ... ok
[INFO] [stdout] test refinement_tests::test_interval_arithmetic ... ok
[INFO] [stdout] test tests::test_fallback_graph_complete ... ok
[INFO] [stdout] test tests::test_ipet_basic ... ok
[INFO] [stdout] test tests::test_ipet_branch_picks_worst_case ... ok
[INFO] [stdout] test tests::test_ipet_infeasible_cfg_graceful ... ok
[INFO] [stdout] test refinement_tests::test_uncertainty_bounded ... ok
[INFO] [stdout] test tests::test_ipet_unbounded_loop_flagged ... ok
[INFO] [stdout] test tests::test_ipet_straight_line_matches_heuristic ... ok
[INFO] [stdout] test tests::test_cfg_construction ... ok
[INFO] [stdout] test tests::test_cost_model ... ok
[INFO] [stdout] test tests::test_ipet_if_else ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fabric_checker
[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" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2", kill_on_drop: false }`
[INFO] [stdout] 5d84c1143804440ccb07d9a272677f7f45e4610cd67bdb2ffadec7e21a5276a2
