[INFO] fetching crate rs-arrow-merge-schema 0.1.0...
[INFO] testing rs-arrow-merge-schema-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate rs-arrow-merge-schema 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rs-arrow-merge-schema 0.1.0
[INFO] finished tweaking crates.io crate rs-arrow-merge-schema 0.1.0
[INFO] tweaked toml for crates.io crate rs-arrow-merge-schema 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-arrow-merge-schema 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs-arrow-merge-schema 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrow-schema v56.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8904d27193f1429e2424a7269d4ebe97a4172e2b92bc607f509db669d614532
[INFO] running `Command { std: "docker" "start" "-a" "c8904d27193f1429e2424a7269d4ebe97a4172e2b92bc607f509db669d614532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8904d27193f1429e2424a7269d4ebe97a4172e2b92bc607f509db669d614532", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8904d27193f1429e2424a7269d4ebe97a4172e2b92bc607f509db669d614532", kill_on_drop: false }`
[INFO] [stdout] c8904d27193f1429e2424a7269d4ebe97a4172e2b92bc607f509db669d614532
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76c7734003de3b71de121e1ef1b8dcc0fb30037b7d73a6112afed37bc969740f
[INFO] running `Command { std: "docker" "start" "-a" "76c7734003de3b71de121e1ef1b8dcc0fb30037b7d73a6112afed37bc969740f", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrow-schema v56.0.0
[INFO] [stderr]    Compiling rs-arrow-merge-schema v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "76c7734003de3b71de121e1ef1b8dcc0fb30037b7d73a6112afed37bc969740f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c7734003de3b71de121e1ef1b8dcc0fb30037b7d73a6112afed37bc969740f", kill_on_drop: false }`
[INFO] [stdout] 76c7734003de3b71de121e1ef1b8dcc0fb30037b7d73a6112afed37bc969740f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 763a5b4b838017f3d5efb04cbe87dabcdda3584794086662186039b819749a40
[INFO] running `Command { std: "docker" "start" "-a" "763a5b4b838017f3d5efb04cbe87dabcdda3584794086662186039b819749a40", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-arrow-merge-schema v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "763a5b4b838017f3d5efb04cbe87dabcdda3584794086662186039b819749a40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "763a5b4b838017f3d5efb04cbe87dabcdda3584794086662186039b819749a40", kill_on_drop: false }`
[INFO] [stdout] 763a5b4b838017f3d5efb04cbe87dabcdda3584794086662186039b819749a40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 660656c6d99bd40a76dc9739790ac19069fc2cae001902461b132b558251aae0
[INFO] running `Command { std: "docker" "start" "-a" "660656c6d99bd40a76dc9739790ac19069fc2cae001902461b132b558251aae0", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_arrow_merge_schema-b670fa0f52beec50)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_merge_field_type_promotion ... ok
[INFO] [stderr]    Doc-tests rs_arrow_merge_schema
[INFO] [stdout] test tests::test_merge_field_user_newer ... ok
[INFO] [stdout] test tests::test_merge_field_nullability ... ok
[INFO] [stdout] test tests::test_merge_schema_unordered ... ok
[INFO] [stdout] test tests::test_merge_schema_unordered_no_overlap ... ok
[INFO] [stdout] test tests::test_promote_float ... ok
[INFO] [stdout] test tests::test_promote_numeric ... ok
[INFO] [stdout] test tests::test_promote_integer ... ok
[INFO] [stdout] test tests::test_promote_signed ... ok
[INFO] [stdout] test tests::test_promote_unsigned ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "660656c6d99bd40a76dc9739790ac19069fc2cae001902461b132b558251aae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660656c6d99bd40a76dc9739790ac19069fc2cae001902461b132b558251aae0", kill_on_drop: false }`
[INFO] [stdout] 660656c6d99bd40a76dc9739790ac19069fc2cae001902461b132b558251aae0