[INFO] crate contest-algorithms 0.1.4 is already in cache
[INFO] testing contest-algorithms-0.1.4 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate contest-algorithms 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate contest-algorithms 0.1.4 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate contest-algorithms 0.1.4
[INFO] finished tweaking crates.io crate contest-algorithms 0.1.4
[INFO] tweaked toml for crates.io crate contest-algorithms 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df0d2f768139362767c5097ede119eb3b7c32bb4553439d8397f388dd28e3021
[INFO] running `"docker" "start" "-a" "df0d2f768139362767c5097ede119eb3b7c32bb4553439d8397f388dd28e3021"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling contest-algorithms v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "df0d2f768139362767c5097ede119eb3b7c32bb4553439d8397f388dd28e3021"`
[INFO] running `"docker" "rm" "-f" "df0d2f768139362767c5097ede119eb3b7c32bb4553439d8397f388dd28e3021"`
[INFO] [stdout] df0d2f768139362767c5097ede119eb3b7c32bb4553439d8397f388dd28e3021
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33b1ed00366167b2973644da798dc22619624752034bce1d4c76a4ec6e4b0a83
[INFO] running `"docker" "start" "-a" "33b1ed00366167b2973644da798dc22619624752034bce1d4c76a4ec6e4b0a83"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling contest-algorithms v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.60s
[INFO] running `"docker" "inspect" "33b1ed00366167b2973644da798dc22619624752034bce1d4c76a4ec6e4b0a83"`
[INFO] running `"docker" "rm" "-f" "33b1ed00366167b2973644da798dc22619624752034bce1d4c76a4ec6e4b0a83"`
[INFO] [stdout] 33b1ed00366167b2973644da798dc22619624752034bce1d4c76a4ec6e4b0a83
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 346f6f80414a9ce7e2799d09f38fe522db5212563079e79335bfa85867cfc1c9
[INFO] running `"docker" "start" "-a" "346f6f80414a9ce7e2799d09f38fe522db5212563079e79335bfa85867cfc1c9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contest_algorithms-7a097cb18f0017f3
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test graph::connectivity::test::test_toposort ... ok
[INFO] [stdout] test graph::util::test::test_dfs ... ok
[INFO] [stdout] test graph::test::test_adj_list ... ok
[INFO] [stdout] test graph::util::test::test_dfs2 ... ok
[INFO] [stdout] test graph::util::test::test_euler ... ok
[INFO] [stdout] test graph::util::test::test_min_spanning_tree ... ok
[INFO] [stdout] test math::fft::test::test_modular_dft ... ok
[INFO] [stdout] test math::num::test::test_rational ... ok
[INFO] [stdout] test math::fft::test::test_modular_convolution ... ok
[INFO] [stdout] test math::num::test::test_field ... ok
[INFO] [stdout] test graph::flow::test::test_min_cost_flow ... ok
[INFO] [stdout] test math::num::test::test_linalg ... ok
[INFO] [stdout] test graph::util::test::test_dfs_space_complexity ... ok
[INFO] [stdout] test math::num::test::test_vec_of_recips ... ok
[INFO] [stdout] test math::test::test_egcd ... ok
[INFO] [stdout] test graph::util::test::test_dijkstra ... ok
[INFO] [stdout] test range_query::sqrt_decomp::test::test_mos_algorithm ... ok
[INFO] [stdout] test range_query::test::test_dynamic_supply_demand ... ok
[INFO] [stdout] test range_query::test::test_huge_rmq ... ok
[INFO] [stdout] test range_query::test::test_dynamic_rmq ... ok
[INFO] [stdout] test range_query::test::test_range_sum ... ok
[INFO] [stdout] test range_query::test::test_persistent_rmq ... ok
[INFO] [stdout] test scanner::test::test_compile_stdio ... ok
[INFO] [stdout] test range_query::test::test_rmq ... ok
[INFO] [stdout] test range_query::test::test_supply_demand ... ok
[INFO] [stdout] test scanner::test::test_in_memory_io ... ok
[INFO] [stdout] test string_proc::test::test_palindrome ... ok
[INFO] [stdout] test string_proc::test::test_suffix_array ... ok
[INFO] [stdout] test graph::connectivity::test::test_two_sat ... ok
[INFO] [stdout] test range_query::test::test_dynamic_range_sum ... ok
[INFO] [stdout] test string_proc::test::test_trie ... ok
[INFO] [stdout] test graph::flow::test::test_basic_flow ... ok
[INFO] [stdout] test math::num::test::test_complex ... ok
[INFO] [stdout] test math::fft::test::test_complex_dft ... ok
[INFO] [stdout] test graph::flow::test::test_max_matching ... ok
[INFO] [stdout] test math::fft::test::test_complex_convolution ... ok
[INFO] [stdout] test range_query::test::test_binary_search_rmq ... ok
[INFO] [stdout] test range_query::test::test_dynamic_binary_search_rmq ... ok
[INFO] [stdout] test scanner::test::test_in_memory_unsafe ... ok
[INFO] [stdout] test graph::connectivity::test::test_biconnected ... ok
[INFO] [stdout] test string_proc::test::test_kmp ... ok
[INFO] [stdout] test scanner::test::test_panic_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/codeforces343d-fb736ca0537685f5
[INFO] [stderr]    Doc-tests contest-algorithms
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/string_proc.rs - string_proc::Matcher::new (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "346f6f80414a9ce7e2799d09f38fe522db5212563079e79335bfa85867cfc1c9"`
[INFO] running `"docker" "rm" "-f" "346f6f80414a9ce7e2799d09f38fe522db5212563079e79335bfa85867cfc1c9"`
[INFO] [stdout] 346f6f80414a9ce7e2799d09f38fe522db5212563079e79335bfa85867cfc1c9