[INFO] fetching crate rs-arrow-ipc-stream-head 0.1.0...
[INFO] testing rs-arrow-ipc-stream-head-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate rs-arrow-ipc-stream-head 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rs-arrow-ipc-stream-head 0.1.0
[INFO] finished tweaking crates.io crate rs-arrow-ipc-stream-head 0.1.0
[INFO] tweaked toml for crates.io crate rs-arrow-ipc-stream-head 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-arrow-ipc-stream-head 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rs-arrow-ipc-stream-head 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2189ed1164fb492cd4d964691c34a48c6d0b4c4bd149a872f74621c4ed5ee8b5
[INFO] running `Command { std: "docker" "start" "-a" "2189ed1164fb492cd4d964691c34a48c6d0b4c4bd149a872f74621c4ed5ee8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2189ed1164fb492cd4d964691c34a48c6d0b4c4bd149a872f74621c4ed5ee8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2189ed1164fb492cd4d964691c34a48c6d0b4c4bd149a872f74621c4ed5ee8b5", kill_on_drop: false }`
[INFO] [stdout] 2189ed1164fb492cd4d964691c34a48c6d0b4c4bd149a872f74621c4ed5ee8b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f780da652af95710ee94709f87dfe5c01bdd437dcaeb12c9d5e94f6f52e7f70
[INFO] running `Command { std: "docker" "start" "-a" "5f780da652af95710ee94709f87dfe5c01bdd437dcaeb12c9d5e94f6f52e7f70", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling arrow-schema v56.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling flatbuffers v25.9.23
[INFO] [stderr]    Compiling syn v2.0.107
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling atoi v2.0.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.27
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling arrow-buffer v56.2.0
[INFO] [stderr]    Compiling arrow-data v56.2.0
[INFO] [stderr]    Compiling arrow-array v56.2.0
[INFO] [stderr]    Compiling arrow-select v56.2.0
[INFO] [stderr]    Compiling arrow-arith v56.2.0
[INFO] [stderr]    Compiling arrow-row v56.2.0
[INFO] [stderr]    Compiling arrow-cast v56.2.0
[INFO] [stderr]    Compiling arrow-string v56.2.0
[INFO] [stderr]    Compiling arrow-ord v56.2.0
[INFO] [stderr]    Compiling arrow-ipc v56.2.0
[INFO] [stderr]    Compiling arrow v56.2.0
[INFO] [stderr]    Compiling rs-arrow-ipc-stream-head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `Command { std: "docker" "inspect" "5f780da652af95710ee94709f87dfe5c01bdd437dcaeb12c9d5e94f6f52e7f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f780da652af95710ee94709f87dfe5c01bdd437dcaeb12c9d5e94f6f52e7f70", kill_on_drop: false }`
[INFO] [stdout] 5f780da652af95710ee94709f87dfe5c01bdd437dcaeb12c9d5e94f6f52e7f70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c24f013eb95c006131f17a3a76309ac945b12a412e7ea368c1949e7f4f368a2b
[INFO] running `Command { std: "docker" "start" "-a" "c24f013eb95c006131f17a3a76309ac945b12a412e7ea368c1949e7f4f368a2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-arrow-ipc-stream-head v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "c24f013eb95c006131f17a3a76309ac945b12a412e7ea368c1949e7f4f368a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24f013eb95c006131f17a3a76309ac945b12a412e7ea368c1949e7f4f368a2b", kill_on_drop: false }`
[INFO] [stdout] c24f013eb95c006131f17a3a76309ac945b12a412e7ea368c1949e7f4f368a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a3aa09d4c05c9fbca8b5915826a53ac697ea52779fe8445cccda480bd4880062
[INFO] running `Command { std: "docker" "start" "-a" "a3aa09d4c05c9fbca8b5915826a53ac697ea52779fe8445cccda480bd4880062", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_arrow_ipc_stream_head-6e8a9de5d2c683d9)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/arrow-ipc-stream-head.rs (/opt/rustwide/target/debug/deps/arrow_ipc_stream_head-47cae08ddb6e4dc3)
[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] [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] [stderr]    Doc-tests rs_arrow_ipc_stream_head
[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" "a3aa09d4c05c9fbca8b5915826a53ac697ea52779fe8445cccda480bd4880062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3aa09d4c05c9fbca8b5915826a53ac697ea52779fe8445cccda480bd4880062", kill_on_drop: false }`
[INFO] [stdout] a3aa09d4c05c9fbca8b5915826a53ac697ea52779fe8445cccda480bd4880062