[INFO] fetching crate ipasir-sys 0.3.0...
[INFO] testing ipasir-sys-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ipasir-sys 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ipasir-sys 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ipasir-sys 0.3.0
[INFO] finished tweaking crates.io crate ipasir-sys 0.3.0
[INFO] tweaked toml for crates.io crate ipasir-sys 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded copy_dir v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8e0446e90dbc5f6f0440fd835a334030edc0b477b31a2fbdd50a32c758ce507
[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" "f8e0446e90dbc5f6f0440fd835a334030edc0b477b31a2fbdd50a32c758ce507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8e0446e90dbc5f6f0440fd835a334030edc0b477b31a2fbdd50a32c758ce507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e0446e90dbc5f6f0440fd835a334030edc0b477b31a2fbdd50a32c758ce507", kill_on_drop: false }`
[INFO] [stdout] f8e0446e90dbc5f6f0440fd835a334030edc0b477b31a2fbdd50a32c758ce507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f42ffdd15e04c484dce9a4aab9fef5d90618ae6cedce251f7176c03690037bd
[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" "2f42ffdd15e04c484dce9a4aab9fef5d90618ae6cedce251f7176c03690037bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling copy_dir v0.1.2
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling ipasir-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 32s
[INFO] running `Command { std: "docker" "inspect" "2f42ffdd15e04c484dce9a4aab9fef5d90618ae6cedce251f7176c03690037bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f42ffdd15e04c484dce9a4aab9fef5d90618ae6cedce251f7176c03690037bd", kill_on_drop: false }`
[INFO] [stdout] 2f42ffdd15e04c484dce9a4aab9fef5d90618ae6cedce251f7176c03690037bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb75ca0defed6cbbaac72ee06f252d40358e4a11699986111e293fbfcb537a16
[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" "cb75ca0defed6cbbaac72ee06f252d40358e4a11699986111e293fbfcb537a16", kill_on_drop: false }`
[INFO] [stderr]    Compiling ipasir-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "cb75ca0defed6cbbaac72ee06f252d40358e4a11699986111e293fbfcb537a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb75ca0defed6cbbaac72ee06f252d40358e4a11699986111e293fbfcb537a16", kill_on_drop: false }`
[INFO] [stdout] cb75ca0defed6cbbaac72ee06f252d40358e4a11699986111e293fbfcb537a16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ad66d58e9fb66276cadb83c79fd9d7cf599c4edc15981a5c75190328c1d66a2
[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" "7ad66d58e9fb66276cadb83c79fd9d7cf599c4edc15981a5c75190328c1d66a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ipasir_sys-90f5ec7d60730718
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/coloring_test-0a38cae71e5fd6b7
[INFO] [stdout] test it_can_incrementally_solve_a_coloring_problem ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interface_test-e3fccb5526e98b38
[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] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test ipasir_add::it_adds_a_literal_to_the_current_clause_and_finalises_with_zero ... ok
[INFO] [stdout] test ipasir_assume::it_adds_an_assumption_for_the_next_sat_search ... ok
[INFO] [stdout] c found falsified original clause
[INFO] [stdout] test ipasir_failed::it_returns_0_if_the_assumption_did_not_cause_the_formula_to_be_unsat ... ok
[INFO] [stdout] test ipasir_val::it_gets_the_truth_value_of_a_literal_in_the_satisfying_assigment ... ok
[INFO] [stdout] test ipasir_set_terminate::it_sets_a_callback_that_determines_whether_the_solver_should_terminate ... ok
[INFO] [stdout] test ipasir_release::it_releases_the_solver_and_all_its_resources ... ok
[INFO] [stdout] c found falsified original clause
[INFO] [stdout] test ipasir_solve::it_solves_the_formula_and_returns_10_for_sat_and_20_for_unsat ... ok
[INFO] [stderr]    Doc-tests ipasir-sys
[INFO] [stdout] test ipasir_signature::it_returns_the_name_and_version_of_the_sat_solver ... ok
[INFO] [stdout] test ipasir_init::it_constructs_a_new_solver_and_returns_a_pointer_to_it ... ok
[INFO] [stdout] test ipasir_failed::it_returns_1_if_the_assumption_caused_the_formula_to_be_unsat ... ok
[INFO] [stdout] test ipasir_failed::it_returns_0_if_the_polarity_of_the_literal_does_not_match_the_assumption ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "7ad66d58e9fb66276cadb83c79fd9d7cf599c4edc15981a5c75190328c1d66a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad66d58e9fb66276cadb83c79fd9d7cf599c4edc15981a5c75190328c1d66a2", kill_on_drop: false }`
[INFO] [stdout] 7ad66d58e9fb66276cadb83c79fd9d7cf599c4edc15981a5c75190328c1d66a2