[INFO] fetching crate derivon-core 0.2.1...
[INFO] testing derivon-core-0.2.1 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate derivon-core 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate derivon-core 0.2.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate derivon-core 0.2.1
[INFO] tweaked toml for crates.io crate derivon-core 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate derivon-core 0.2.1 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate derivon-core 0.2.1 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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] 7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9
[INFO] running `Command { std: "docker" "start" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", 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" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", 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" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling derivon-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", 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" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling derivon-core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", 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" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/derivon-core/21558a18639c18d6/out/derivon_core-21558a18639c18d6)
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test solve::tests::any_unreachable_target_makes_the_target_set_unreachable ... ok
[INFO] [stdout] test solve::tests::bounds_and_exact_cost_separate_on_shared_prerequisite ... ok
[INFO] [stdout] test graph::tests::fixed_point_cost_saturates_instead_of_wrapping ... ok
[INFO] [stdout] test cost::tests::built_in_measures_handle_empty_and_multiple_tails ... ok
[INFO] [stdout] test closure::tests::empty_tail_seeds_an_empty_start ... ok
[INFO] [stdout] test solve::tests::cost_is_invariant_under_load_order ... ok
[INFO] [stdout] test graph::tests::infinity_cannot_be_stored_as_a_real_edge_weight ... ok
[INFO] [stdout] test closure::tests::restricted_closure_and_order_use_only_selected_edges ... ok
[INFO] [stdout] test solve::tests::empty_tail_is_reachable_in_bounds_and_solver ... ok
[INFO] [stdout] test solve::tests::exhausted_budget_returns_a_valid_incumbent_and_open_interval ... ok
[INFO] [stdout] test graph::tests::tail_is_a_set_but_parallel_edges_are_retained ... ok
[INFO] [stdout] test solve::tests::unreachable_cycle_returns_infinity ... ok
[INFO] [stdout] test closure::tests::benign_and_ungrounded_cycles_are_distinguished ... ok
[INFO] [stdout] test solve::tests::empty_target_set_has_the_unique_empty_solution ... ok
[INFO] [stdout] test solve::tests::exhausted_budget_returns_a_witness_for_every_target ... ok
[INFO] [stdout] test solve::tests::multiple_targets_share_selected_edges_and_cost ... ok
[INFO] [stdout] test solve::tests::reachable_cost_overflow_is_not_reported_as_unreachable ... ok
[INFO] [stdout] test solve::tests::goal_promised_by_selected_edge_is_not_requeued ... ok
[INFO] [stdout] test solve::tests::target_set_size_mismatch_is_rejected ... ok
[INFO] [stdout] test solve::tests::branch_and_bound_matches_exhaustive_search_on_seeded_small_graphs ... ok
[INFO] [stdout] test solve::tests::branch_and_bound_matches_exhaustive_search_with_back_edges ... ok
[INFO] [stderr]    Doc-tests derivon_core
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.72s
[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" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9", kill_on_drop: false }`
[INFO] [stdout] 7e515e203fc2a168aa48dc805a0bf72e3f660cce550c43279d58a705a3c5c7d9
