[INFO] fetching crate sparse_linear_assignment 0.1.5...
[INFO] testing sparse_linear_assignment-0.1.5 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate sparse_linear_assignment 0.1.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sparse_linear_assignment 0.1.5 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sparse_linear_assignment 0.1.5
[INFO] finished tweaking crates.io crate sparse_linear_assignment 0.1.5
[INFO] tweaked toml for crates.io crate sparse_linear_assignment 0.1.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded generic-tests v0.1.2
[INFO] [stderr]   Downloaded reservoir-sampling v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 136d39f7a6a277b81b69610a1e2ad5c488612b579a7ddbe64f669704a9b2227a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "136d39f7a6a277b81b69610a1e2ad5c488612b579a7ddbe64f669704a9b2227a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "136d39f7a6a277b81b69610a1e2ad5c488612b579a7ddbe64f669704a9b2227a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136d39f7a6a277b81b69610a1e2ad5c488612b579a7ddbe64f669704a9b2227a", kill_on_drop: false }`
[INFO] [stdout] 136d39f7a6a277b81b69610a1e2ad5c488612b579a7ddbe64f669704a9b2227a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fe78d2ae085178ed1fd1ca965df9fad742ef258feb76819bc6afaae00099b82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9fe78d2ae085178ed1fd1ca965df9fad742ef258feb76819bc6afaae00099b82", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-serde v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling tracing-subscriber v0.2.25
[INFO] [stderr]    Compiling sparse_linear_assignment v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.41s
[INFO] running `Command { std: "docker" "inspect" "9fe78d2ae085178ed1fd1ca965df9fad742ef258feb76819bc6afaae00099b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fe78d2ae085178ed1fd1ca965df9fad742ef258feb76819bc6afaae00099b82", kill_on_drop: false }`
[INFO] [stdout] 9fe78d2ae085178ed1fd1ca965df9fad742ef258feb76819bc6afaae00099b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ada5bbc51864bb54cf5ddad35b4270ba1c6c9069a45fadda3eeb883aac6eeb4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ada5bbc51864bb54cf5ddad35b4270ba1c6c9069a45fadda3eeb883aac6eeb4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling generic-tests v0.1.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling reservoir-sampling v0.5.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling sparse_linear_assignment v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.31s
[INFO] running `Command { std: "docker" "inspect" "ada5bbc51864bb54cf5ddad35b4270ba1c6c9069a45fadda3eeb883aac6eeb4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada5bbc51864bb54cf5ddad35b4270ba1c6c9069a45fadda3eeb883aac6eeb4e", kill_on_drop: false }`
[INFO] [stdout] ada5bbc51864bb54cf5ddad35b4270ba1c6c9069a45fadda3eeb883aac6eeb4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 69a8b7439c08e6c3c6130fdf4691bb5a2791581a71129426b90e5f689141aadf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "69a8b7439c08e6c3c6130fdf4691bb5a2791581a71129426b90e5f689141aadf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sparse_linear_assignment-4fe700c748747493)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test solver::tests::khosla::test_fixed_cases ... ok
[INFO] [stdout] test solver::tests::forwardauction::test_fixed_cases ... ok
[INFO] [stdout] test solver::tests::khosla::test_random_solve_small ... ok
[INFO] [stdout] test solver::tests::forwardauction::test_random_solve_small ... ok
[INFO] [stdout] test symmetric::tests::test_cumulative_idx_diff ... ok
[INFO] [stdout] test symmetric::tests::test_push_all_left ... ok
[INFO] [stdout] test solver::tests::khosla::test_random_no_perfect_matching ... ok
[INFO] [stdout] test solver::tests::khosla::test_random_large ... ok
[INFO] [stdout] test solver::tests::forwardauction::test_random_large ... ok
[INFO] [stderr]    Doc-tests sparse_linear_assignment
[INFO] [stdout] test solver::tests::forwardauction::test_random_no_perfect_matching ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/symmetric.rs - symmetric::ForwardAuctionSolver (line 24) ... ok
[INFO] [stdout] test src/ksparse.rs - ksparse::KhoslaSolver (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "69a8b7439c08e6c3c6130fdf4691bb5a2791581a71129426b90e5f689141aadf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a8b7439c08e6c3c6130fdf4691bb5a2791581a71129426b90e5f689141aadf", kill_on_drop: false }`
[INFO] [stdout] 69a8b7439c08e6c3c6130fdf4691bb5a2791581a71129426b90e5f689141aadf