[INFO] fetching crate taxonomy 0.7.0...
[INFO] testing taxonomy-0.7.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate taxonomy 0.7.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate taxonomy 0.7.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate taxonomy 0.7.0
[INFO] finished tweaking crates.io crate taxonomy 0.7.0
[INFO] tweaked toml for crates.io crate taxonomy 0.7.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 708fce486cd3a42caae5d392873fdaeaf352042e8513b896d858405ff6393096
[INFO] running `Command { std: "docker" "start" "-a" "708fce486cd3a42caae5d392873fdaeaf352042e8513b896d858405ff6393096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "708fce486cd3a42caae5d392873fdaeaf352042e8513b896d858405ff6393096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708fce486cd3a42caae5d392873fdaeaf352042e8513b896d858405ff6393096", kill_on_drop: false }`
[INFO] [stdout] 708fce486cd3a42caae5d392873fdaeaf352042e8513b896d858405ff6393096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec61c2e2a43ebe5d36322a465637a9d8a85c960320b54e325de0c7b7fcb5a08a
[INFO] running `Command { std: "docker" "start" "-a" "ec61c2e2a43ebe5d36322a465637a9d8a85c960320b54e325de0c7b7fcb5a08a", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling taxonomy v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "ec61c2e2a43ebe5d36322a465637a9d8a85c960320b54e325de0c7b7fcb5a08a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec61c2e2a43ebe5d36322a465637a9d8a85c960320b54e325de0c7b7fcb5a08a", kill_on_drop: false }`
[INFO] [stdout] ec61c2e2a43ebe5d36322a465637a9d8a85c960320b54e325de0c7b7fcb5a08a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 115f77e60349e70cca943e9614216f5aace23c2f492a5dacaca1e9f566dbbbc0
[INFO] running `Command { std: "docker" "start" "-a" "115f77e60349e70cca943e9614216f5aace23c2f492a5dacaca1e9f566dbbbc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling taxonomy v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.63s
[INFO] running `Command { std: "docker" "inspect" "115f77e60349e70cca943e9614216f5aace23c2f492a5dacaca1e9f566dbbbc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115f77e60349e70cca943e9614216f5aace23c2f492a5dacaca1e9f566dbbbc0", kill_on_drop: false }`
[INFO] [stdout] 115f77e60349e70cca943e9614216f5aace23c2f492a5dacaca1e9f566dbbbc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bde4a9519021abdb3a3c6c3bb4db24f495f0e1d7b1c593e68847453a6d41ff6f
[INFO] running `Command { std: "docker" "start" "-a" "bde4a9519021abdb3a3c6c3bb4db24f495f0e1d7b1c593e68847453a6d41ff6f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 31 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/taxonomy-18cf0bc891e0ffb2)
[INFO] [stdout] test base::test::test_access_equivalency ... ok
[INFO] [stdout] test base::test::test_new ... ok
[INFO] [stdout] test base::test::test_id_mapping ... ok
[INFO] [stdout] test base::test::test_find_by_name ... ok
[INFO] [stdout] test edit::test_prune_away ... ok
[INFO] [stdout] test base::test::test_remove ... ok
[INFO] [stdout] test formats::json::test::test_tree_import ... ok
[INFO] [stdout] test base::test::test_children ... ok
[INFO] [stdout] test formats::json::test::test_bad_tree_imports ... ok
[INFO] [stdout] test base::test::test_add ... ok
[INFO] [stdout] test edit::test_prune_to ... ok
[INFO] [stdout] test formats::json::test::test_node_link_save ... ok
[INFO] [stdout] test formats::json::test::test_old_node_link_import ... ok
[INFO] [stdout] test base::test::test_taxonomy_conversion ... ok
[INFO] [stdout] test formats::json::test::test_key_retrieval ... ok
[INFO] [stdout] test formats::newick::test::test_load_newick ... ok
[INFO] [stdout] test formats::phyloxml::test::test_load_phyloxml ... ok
[INFO] [stdout] test formats::ncbi::test_ncbi_importer ... ok
[INFO] [stdout] test rank::test::test_ranks ... ok
[INFO] [stdout] test formats::phyloxml::test::test_no_valid_phyloxml ... ok
[INFO] [stdout] test taxonomy::test::test_len ... ok
[INFO] [stdout] test weights::test_maximum_weighted_path ... ok
[INFO] [stdout] test rank::test::test_str_to_rank ... ok
[INFO] [stdout] test taxonomy::test::test_lineage ... ok
[INFO] [stdout] test taxonomy::test::test_traversal ... ok
[INFO] [stdout] test formats::json::test::test_tree_save ... ok
[INFO] [stdout] test taxonomy::test::test_parent_at_rank ... ok
[INFO] [stderr]    Doc-tests taxonomy
[INFO] [stdout] test taxonomy::test::test_lca ... ok
[INFO] [stdout] test weights::test_rollup ... ok
[INFO] [stdout] test weights::test_all_weighted_path ... ok
[INFO] [stdout] test formats::newick::test::test_write_newick ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[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" "bde4a9519021abdb3a3c6c3bb4db24f495f0e1d7b1c593e68847453a6d41ff6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde4a9519021abdb3a3c6c3bb4db24f495f0e1d7b1c593e68847453a6d41ff6f", kill_on_drop: false }`
[INFO] [stdout] bde4a9519021abdb3a3c6c3bb4db24f495f0e1d7b1c593e68847453a6d41ff6f