[INFO] fetching crate viz-core 0.1.0-alpha.7...
[INFO] testing viz-core-0.1.0-alpha.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate viz-core 0.1.0-alpha.7 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate viz-core 0.1.0-alpha.7 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 viz-core 0.1.0-alpha.7
[INFO] finished tweaking crates.io crate viz-core 0.1.0-alpha.7
[INFO] tweaked toml for crates.io crate viz-core 0.1.0-alpha.7 written to /workspace/builds/worker-19/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] ae5a400c041d169eacb7be0b96161257233ccebf1f8c3f95efa613fc209b21ba
[INFO] running `Command { std: "docker" "start" "-a" "ae5a400c041d169eacb7be0b96161257233ccebf1f8c3f95efa613fc209b21ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae5a400c041d169eacb7be0b96161257233ccebf1f8c3f95efa613fc209b21ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae5a400c041d169eacb7be0b96161257233ccebf1f8c3f95efa613fc209b21ba", kill_on_drop: false }`
[INFO] [stdout] ae5a400c041d169eacb7be0b96161257233ccebf1f8c3f95efa613fc209b21ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 7f536b9c90abac55b0e9b51462f0a2d7d329342dd7058cfac9711a0df1f186ba
[INFO] running `Command { std: "docker" "start" "-a" "7f536b9c90abac55b0e9b51462f0a2d7d329342dd7058cfac9711a0df1f186ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling slab v0.4.4
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling cpuid-bool v0.2.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling httpdate v1.0.1
[INFO] [stderr]    Compiling handle v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling http-body v0.4.3
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling polyval v0.4.5
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling hmac v0.10.1
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling aes-gcm v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.26
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling form-data v0.2.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling viz-utils v0.1.0-alpha.7
[INFO] [stderr]    Compiling viz-core v0.1.0-alpha.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.18s
[INFO] running `Command { std: "docker" "inspect" "7f536b9c90abac55b0e9b51462f0a2d7d329342dd7058cfac9711a0df1f186ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f536b9c90abac55b0e9b51462f0a2d7d329342dd7058cfac9711a0df1f186ba", kill_on_drop: false }`
[INFO] [stdout] 7f536b9c90abac55b0e9b51462f0a2d7d329342dd7058cfac9711a0df1f186ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 052537133b52848f6c05e5feca873af2dcdf18dfa10ec2d6c6ff0fbd16a4ed88
[INFO] running `Command { std: "docker" "start" "-a" "052537133b52848f6c05e5feca873af2dcdf18dfa10ec2d6c6ff0fbd16a4ed88", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling viz-core v0.1.0-alpha.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 44s
[INFO] running `Command { std: "docker" "inspect" "052537133b52848f6c05e5feca873af2dcdf18dfa10ec2d6c6ff0fbd16a4ed88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "052537133b52848f6c05e5feca873af2dcdf18dfa10ec2d6c6ff0fbd16a4ed88", kill_on_drop: false }`
[INFO] [stdout] 052537133b52848f6c05e5feca873af2dcdf18dfa10ec2d6c6ff0fbd16a4ed88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 4ba25e69d888f4d4f0c94e6a88e48c4bb0062fe5b22bfadbfa1a1da08308ea48
[INFO] running `Command { std: "docker" "start" "-a" "4ba25e69d888f4d4f0c94e6a88e48c4bb0062fe5b22bfadbfa1a1da08308ea48", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/viz_core-c2905c9f25ec8463)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test guard::tests::guard ... ok
[INFO] [stdout] test types::params::tests::test_extract_enum_value ... ok
[INFO] [stdout] test types::params::tests::test_extract_errors ... ok
[INFO] [stdout] test handler::test::handler_with_context ... ok
[INFO] [stdout] test types::params::tests::test_extract_enum ... ok
[INFO] [stdout] test handler::test::handler ... ok
[INFO] [stdout] test types::params::tests::test_extract_path_single ... ok
[INFO] [stdout] test types::params::tests::test_request_extract ... ok
[INFO] [stdout] test types::tests::test_payload_error_into_response ... ok
[INFO] [stdout] test types::tests::test_cookies ... ok
[INFO] [stdout] test types::tests::test_payload_parse_params ... ok
[INFO] [stdout] test types::tests::test_payload_parse_json ... ok
[INFO] [stdout] test types::tests::test_payload_parse_form ... ok
[INFO] [stdout] test types::tests::test_state ... ok
[INFO] [stdout] test types::tests::test_payload_parse_multilpart ... ok
[INFO] [stdout] test types::tests::test_query ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests viz-core
[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" "4ba25e69d888f4d4f0c94e6a88e48c4bb0062fe5b22bfadbfa1a1da08308ea48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba25e69d888f4d4f0c94e6a88e48c4bb0062fe5b22bfadbfa1a1da08308ea48", kill_on_drop: false }`
[INFO] [stdout] 4ba25e69d888f4d4f0c94e6a88e48c4bb0062fe5b22bfadbfa1a1da08308ea48