[INFO] fetching crate nonogram 0.3.0...
[INFO] testing nonogram-0.3.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate nonogram 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate nonogram 0.3.0
[INFO] finished tweaking crates.io crate nonogram 0.3.0
[INFO] tweaked toml for crates.io crate nonogram 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nonogram 0.3.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] [stderr]       Adding crc v1.8.1 (available: v3.3.0)
[INFO] [stderr]       Adding ndarray v0.12.1 (available: v0.16.1)
[INFO] [stderr]       Adding ndarray-rand v0.9.0 (available: v0.15.0)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-rand v0.9.0
[INFO] [stderr]   Downloaded build_const v0.2.2
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded ndarray v0.12.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a96b7d2150a6865926273e4962769d472552161a09c2cfd38a6e6b27ea30575
[INFO] running `Command { std: "docker" "start" "-a" "9a96b7d2150a6865926273e4962769d472552161a09c2cfd38a6e6b27ea30575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a96b7d2150a6865926273e4962769d472552161a09c2cfd38a6e6b27ea30575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a96b7d2150a6865926273e4962769d472552161a09c2cfd38a6e6b27ea30575", kill_on_drop: false }`
[INFO] [stdout] 9a96b7d2150a6865926273e4962769d472552161a09c2cfd38a6e6b27ea30575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8a7d96e4a5d073122a8871ddc69f48953e8a453c34cad4e2acd7064cbe45a11c
[INFO] running `Command { std: "docker" "start" "-a" "8a7d96e4a5d073122a8871ddc69f48953e8a453c34cad4e2acd7064cbe45a11c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling ndarray-rand v0.9.0
[INFO] [stderr]    Compiling nonogram v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.36s
[INFO] running `Command { std: "docker" "inspect" "8a7d96e4a5d073122a8871ddc69f48953e8a453c34cad4e2acd7064cbe45a11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a7d96e4a5d073122a8871ddc69f48953e8a453c34cad4e2acd7064cbe45a11c", kill_on_drop: false }`
[INFO] [stdout] 8a7d96e4a5d073122a8871ddc69f48953e8a453c34cad4e2acd7064cbe45a11c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d5072dcb64da63c5c59918a7840e6c769c18d8f4d8d4634c5726d9ad760f1b74
[INFO] running `Command { std: "docker" "start" "-a" "d5072dcb64da63c5c59918a7840e6c769c18d8f4d8d4634c5726d9ad760f1b74", kill_on_drop: false }`
[INFO] [stderr]    Compiling nonogram v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "d5072dcb64da63c5c59918a7840e6c769c18d8f4d8d4634c5726d9ad760f1b74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5072dcb64da63c5c59918a7840e6c769c18d8f4d8d4634c5726d9ad760f1b74", kill_on_drop: false }`
[INFO] [stdout] d5072dcb64da63c5c59918a7840e6c769c18d8f4d8d4634c5726d9ad760f1b74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 86bcb56ea096ce07f82ac9c36a15795948b8e41ed239b790f5ddb1719689242e
[INFO] running `Command { std: "docker" "start" "-a" "86bcb56ea096ce07f82ac9c36a15795948b8e41ed239b790f5ddb1719689242e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nonogram-e69e79d7ed1a7f5b)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test state::state_grid::tests::get_state_in_bounds ... ok
[INFO] [stdout] test state::state_grid::tests::get_row_at_i ... ok
[INFO] [stdout] test state::state_grid::tests::new_grid_with_default ... ok
[INFO] [stdout] test state::state_grid::tests::grid_is_known_false1 ... ok
[INFO] [stdout] test state::state_grid::tests::grid_is_known_false2 ... ok
[INFO] [stdout] test state::state_grid::tests::grid_is_known_true ... ok
[INFO] [stdout] test state::state_grid::tests::new_grid_with_dimensions ... ok
[INFO] [stdout] test state::state_grid::tests::get_column_at_j ... ok
[INFO] [stdout] test state::state_grid::tests::set_state_out_of_bounds ... ok
[INFO] [stdout] test state::state_grid::tests::set_state_in_bounds ... ok
[INFO] [stdout] test state::state_row::tests::new_w_appended_seg_no_trailing_unknown ... ok
[INFO] [stdout] test state::state_row::tests::new_w_appended_seg_with_trailing_unknown ... ok
[INFO] [stdout] test state::state_row::tests::new_w_appended_zero_no_usable_space ... ok
[INFO] [stdout] test state::state_row::tests::row_is_known_true ... ok
[INFO] [stdout] test state::state_row::tests::state_at_index_out_of_bounds ... ok
[INFO] [stdout] test state::state_row::tests::new_w_appended_seg_segments_exhausted ... ok
[INFO] [stdout] test state::state_grid::tests::get_state_out_of_bounds ... ok
[INFO] [stdout] test state::tests::enumerate_row_states1 ... ok
[INFO] [stdout] test state::state_row::tests::row_is_known_false1 ... ok
[INFO] [stdout] test state::tests::common_row_indexes3 ... ok
[INFO] [stdout] test state::tests::common_row_indexes1 ... ok
[INFO] [stdout] test state::tests::enumerate_row_states2 ... ok
[INFO] [stdout] test state::tests::common_row_indexes2 ... ok
[INFO] [stdout] test state::tests::enumerate_row_states4 ... ok
[INFO] [stdout] test state::state_row::tests::row_is_known_false2 ... ok
[INFO] [stdout] test state::state_row::tests::new_w_appended_zero_usable_space_remaining ... ok
[INFO] [stdout] test state::tests::filter_invalid_row_states2 ... ok
[INFO] [stdout] test state::tests::enumerate_row_states5 ... ok
[INFO] [stdout] test state::tests::enumerate_row_states3 ... ok
[INFO] [stdout] test state::tests::filter_invalid_row_states1 ... ok
[INFO] [stdout] test state::tests::filter_invalid_row_states3 ... ok
[INFO] [stdout] test state::state_row::tests::state_at_index_in_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stderr]      Running tests/generation.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/generation-8adca3494771cb15)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test random_generation_works ... ok
[INFO] [stdout] test detects_not_solvable ... ok
[INFO] [stdout] test detects_solvable ... ok
[INFO] [stderr]      Running tests/serialization.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/serialization-b0ff4af4fde167bd)
[INFO] [stdout] test mismatched_dimensions_work ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test deserialize_invalid_json ... ok
[INFO] [stdout] test deserialize_invalid_object_field ... ok
[INFO] [stdout] test deserialize_invalid_grid_dimensions ... ok
[INFO] [stdout] test serialize_puzzle ... ok
[INFO] [stdout] test deserialize_invalid_grid_rows ... ok
[INFO] [stdout] test deserialize_puzzle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86bcb56ea096ce07f82ac9c36a15795948b8e41ed239b790f5ddb1719689242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86bcb56ea096ce07f82ac9c36a15795948b8e41ed239b790f5ddb1719689242e", kill_on_drop: false }`
[INFO] [stdout] 86bcb56ea096ce07f82ac9c36a15795948b8e41ed239b790f5ddb1719689242e