[INFO] fetching crate serde_arrow 0.2.0...
[INFO] testing serde_arrow-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serde_arrow 0.2.0 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate serde_arrow 0.2.0 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 serde_arrow 0.2.0
[INFO] finished tweaking crates.io crate serde_arrow 0.2.0
[INFO] tweaked toml for crates.io crate serde_arrow 0.2.0 written to /workspace/builds/worker-117/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multiversion v0.6.1
[INFO] [stderr]   Downloaded flatbuffers v2.0.0
[INFO] [stderr]   Downloaded multiversion-macros v0.6.1
[INFO] [stderr]   Downloaded arrow v5.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 575ee16839ad8921b91d11eac3558141a93b4b108bf9d03e30a7c1c19daf6f46
[INFO] running `Command { std: "docker" "start" "-a" "575ee16839ad8921b91d11eac3558141a93b4b108bf9d03e30a7c1c19daf6f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "575ee16839ad8921b91d11eac3558141a93b4b108bf9d03e30a7c1c19daf6f46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575ee16839ad8921b91d11eac3558141a93b4b108bf9d03e30a7c1c19daf6f46", kill_on_drop: false }`
[INFO] [stdout] 575ee16839ad8921b91d11eac3558141a93b4b108bf9d03e30a7c1c19daf6f46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 5d464c059475d04ec37ca945481ae642603fc9e664f864361413ccf49ed0fd01
[INFO] running `Command { std: "docker" "start" "-a" "5d464c059475d04ec37ca945481ae642603fc9e664f864361413ccf49ed0fd01", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling flatbuffers v2.0.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling arrow v5.3.0
[INFO] [stderr]    Compiling serde_arrow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.17s
[INFO] running `Command { std: "docker" "inspect" "5d464c059475d04ec37ca945481ae642603fc9e664f864361413ccf49ed0fd01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d464c059475d04ec37ca945481ae642603fc9e664f864361413ccf49ed0fd01", kill_on_drop: false }`
[INFO] [stdout] 5d464c059475d04ec37ca945481ae642603fc9e664f864361413ccf49ed0fd01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 23198fc5b52ca8cbc373024494f6bb340a400b5b51ee87d9f4c0f6c4d1c16782
[INFO] running `Command { std: "docker" "start" "-a" "23198fc5b52ca8cbc373024494f6bb340a400b5b51ee87d9f4c0f6c4d1c16782", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde_arrow v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `Command { std: "docker" "inspect" "23198fc5b52ca8cbc373024494f6bb340a400b5b51ee87d9f4c0f6c4d1c16782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23198fc5b52ca8cbc373024494f6bb340a400b5b51ee87d9f4c0f6c4d1c16782", kill_on_drop: false }`
[INFO] [stdout] 23198fc5b52ca8cbc373024494f6bb340a400b5b51ee87d9f4c0f6c4d1c16782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] f40b6ca347869b6f458dc2524bb7c5bc51d11bdf7a0e95a47a2d559d7bfbf2fc
[INFO] running `Command { std: "docker" "start" "-a" "f40b6ca347869b6f458dc2524bb7c5bc51d11bdf7a0e95a47a2d559d7bfbf2fc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_arrow-3bce7bc1be26ce38)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_chrono_api_datetime ... ok
[INFO] [stdout] test test::test_chrono_api_naive_datetime ... ok
[INFO] [stdout] test test::test_chrono_fixed_offset ... ok
[INFO] [stdout] test test::test_parse_utc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-0d5239d13c00d1b6)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test dtype_date64_str ... ok
[INFO] [stdout] test item_flattened_structures ... ok
[INFO] [stdout] test dtype_date64_int ... ok
[INFO] [stdout] test serialize_fixed_array ... ignored
[INFO] [stdout] test serialize_tuple ... ignored
[INFO] [stdout] test item_maps ... ok
[INFO] [stdout] test serialize_slice ... ok
[INFO] [stdout] test item_multi_field_structure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_arrow
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/schema.rs - schema::trace_schema (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.64s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f40b6ca347869b6f458dc2524bb7c5bc51d11bdf7a0e95a47a2d559d7bfbf2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f40b6ca347869b6f458dc2524bb7c5bc51d11bdf7a0e95a47a2d559d7bfbf2fc", kill_on_drop: false }`
[INFO] [stdout] f40b6ca347869b6f458dc2524bb7c5bc51d11bdf7a0e95a47a2d559d7bfbf2fc