[INFO] fetching crate syntaxdot-encoders 0.4.0...
[INFO] testing syntaxdot-encoders-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syntaxdot-encoders 0.4.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate syntaxdot-encoders 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syntaxdot-encoders 0.4.0
[INFO] finished tweaking crates.io crate syntaxdot-encoders 0.4.0
[INFO] tweaked toml for crates.io crate syntaxdot-encoders 0.4.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01bb4562ab7bad6939312f1487c72e4e519dc27c8ed142189b345b64e9288f9b
[INFO] running `Command { std: "docker" "start" "-a" "01bb4562ab7bad6939312f1487c72e4e519dc27c8ed142189b345b64e9288f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01bb4562ab7bad6939312f1487c72e4e519dc27c8ed142189b345b64e9288f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01bb4562ab7bad6939312f1487c72e4e519dc27c8ed142189b345b64e9288f9b", kill_on_drop: false }`
[INFO] [stdout] 01bb4562ab7bad6939312f1487c72e4e519dc27c8ed142189b345b64e9288f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf4818bfb2088979276beb544773f957ec12e894c32104455006f6f96e82961a
[INFO] running `Command { std: "docker" "start" "-a" "cf4818bfb2088979276beb544773f957ec12e894c32104455006f6f96e82961a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling seqalign v0.2.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling udgraph v0.7.0
[INFO] [stderr]    Compiling ndarray v0.15.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling ohnomore v0.4.0
[INFO] [stderr]    Compiling conllu v0.7.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling numberer v0.2.0
[INFO] [stderr]    Compiling syntaxdot-encoders v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.05s
[INFO] running `Command { std: "docker" "inspect" "cf4818bfb2088979276beb544773f957ec12e894c32104455006f6f96e82961a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf4818bfb2088979276beb544773f957ec12e894c32104455006f6f96e82961a", kill_on_drop: false }`
[INFO] [stdout] cf4818bfb2088979276beb544773f957ec12e894c32104455006f6f96e82961a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9154a8d8956c8027a5807471f862ecf7172deb60b60290790bfb05cc485c5ce4
[INFO] running `Command { std: "docker" "start" "-a" "9154a8d8956c8027a5807471f862ecf7172deb60b60290790bfb05cc485c5ce4", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling ndarray-rand v0.14.0
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling syntaxdot-encoders v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.09s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntaxdot_encoders-893a246cb524b86e)
[INFO] running `Command { std: "docker" "inspect" "9154a8d8956c8027a5807471f862ecf7172deb60b60290790bfb05cc485c5ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9154a8d8956c8027a5807471f862ecf7172deb60b60290790bfb05cc485c5ce4", kill_on_drop: false }`
[INFO] [stdout] 9154a8d8956c8027a5807471f862ecf7172deb60b60290790bfb05cc485c5ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 32686f8898764e427d3e3edb2b23f146c16021094be3f782272962c10c4927ec
[INFO] running `Command { std: "docker" "start" "-a" "32686f8898764e427d3e3edb2b23f146c16021094be3f782272962c10c4927ec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syntaxdot_encoders-893a246cb524b86e)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test dependency::encoder::tests::encoding_fails_with_missing_relation ... ok
[INFO] [stdout] test dependency::mst::tests::correctly_decodes_random_large_matrices ... ok
[INFO] [stdout] test dependency::encoder::tests::encoder_encodes_correctly ... ok
[INFO] [stdout] test dependency::encoder::tests::encoding_fails_with_missing_head ... ok
[INFO] [stdout] test dependency::mst::tests::finds_cycle ... ok
[INFO] [stdout] test dependency::mst::tests::correctly_decodes_toy_matrices ... ok
[INFO] [stdout] test dependency::mst::tests::finds_max_parents ... ok
[INFO] [stdout] test dependency::mst::tests::finds_max_parents_with_inactive_vertices ... ok
[INFO] [stdout] test depseq::post_processing::tests::attach_two_orphans ... ok
[INFO] [stdout] test depseq::post_processing::tests::add_missing_root ... ok
[INFO] [stdout] test depseq::post_processing::tests::find_first_root ... ok
[INFO] [stdout] test depseq::post_processing::tests::break_simple_cycle ... ok
[INFO] [stdout] test depseq::relative_pos::tests::backoff ... ok
[INFO] [stdout] test depseq::relative_pos::tests::position_out_of_bounds ... ok
[INFO] [stdout] test depseq::relative_pos::tests::invalid_pos ... ok
[INFO] [stdout] test depseq::relative_position::tests::backoff ... ok
[INFO] [stdout] test depseq::relative_position::tests::position_out_of_bounds ... ok
[INFO] [stdout] test layer::tests::set_layer ... ok
[INFO] [stdout] test layer::tests::layer ... ok
[INFO] [stdout] test lemma::edit_tree::tests::test_graph_equality_and_applicability ... ok
[INFO] [stdout] test lemma::edit_tree::tests::test_graph_equality_outcome_2 ... ok
[INFO] [stdout] test lemma::edit_tree::tests::test_graph_equality_outcome_3 ... ok
[INFO] [stdout] test lemma::edit_tree::tests::test_graph_equality_outcome ... ok
[INFO] [stdout] test lemma::encoder::tests::decoder_backoff_form ... ok
[INFO] [stdout] test lemma::edit_tree::tests::test_graphs_inapplicable ... ok
[INFO] [stdout] test lemma::encoder::tests::handles_underscore_form_lemma ... ok
[INFO] [stdout] test lemma::encoder::tests::decoder_backoff_nothing ... ok
[INFO] [stdout] test lemma::encoder::tests::rejects_empty_lemma_with_nonempty_form ... ok
[INFO] [stdout] test lemma::encoder::tests::encoder_decoder_roundtrip ... ok
[INFO] [stdout] test dependency::mst::tests::panics_on_incorrect_shape_score_matrix - should panic ... ok
[INFO] [stdout] test lemma::tdz::tests::encodes_with_transformations ... ok
[INFO] [stdout] test dependency::mst::tests::finds_trees_in_random_graphs ... ok
[INFO] [stdout] test categorical::encoder::tests::categorical_encoder ... ok
[INFO] [stdout] test depseq::tests::relative_position ... ok
[INFO] [stdout] test depseq::tests::relative_pos_position ... ok
[INFO] [stdout] test dependency::encoder::tests::no_changes_in_encode_decode_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syntaxdot-encoders
[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" "32686f8898764e427d3e3edb2b23f146c16021094be3f782272962c10c4927ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32686f8898764e427d3e3edb2b23f146c16021094be3f782272962c10c4927ec", kill_on_drop: false }`
[INFO] [stdout] 32686f8898764e427d3e3edb2b23f146c16021094be3f782272962c10c4927ec