[INFO] fetching crate ffi_helpers 0.3.0...
[INFO] testing ffi_helpers-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate ffi_helpers 0.3.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate ffi_helpers 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ffi_helpers 0.3.0
[INFO] finished tweaking crates.io crate ffi_helpers 0.3.0
[INFO] tweaked toml for crates.io crate ffi_helpers 0.3.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 911a124152e350a581b447b9663525cb0aaec4e012c78c8c141cf5df3ef0fcb1
[INFO] running `Command { std: "docker" "start" "-a" "911a124152e350a581b447b9663525cb0aaec4e012c78c8c141cf5df3ef0fcb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "911a124152e350a581b447b9663525cb0aaec4e012c78c8c141cf5df3ef0fcb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911a124152e350a581b447b9663525cb0aaec4e012c78c8c141cf5df3ef0fcb1", kill_on_drop: false }`
[INFO] [stdout] 911a124152e350a581b447b9663525cb0aaec4e012c78c8c141cf5df3ef0fcb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] edc11bffa06101a99b91d29e964448c6fb05835655812b51e26cb2c7f92e0703
[INFO] running `Command { std: "docker" "start" "-a" "edc11bffa06101a99b91d29e964448c6fb05835655812b51e26cb2c7f92e0703", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling ffi_helpers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "edc11bffa06101a99b91d29e964448c6fb05835655812b51e26cb2c7f92e0703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edc11bffa06101a99b91d29e964448c6fb05835655812b51e26cb2c7f92e0703", kill_on_drop: false }`
[INFO] [stdout] edc11bffa06101a99b91d29e964448c6fb05835655812b51e26cb2c7f92e0703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 491e42ca8acd9ea015fe068dfb960c98c03c4a82af0a88ee1786c9354f0e79d1
[INFO] running `Command { std: "docker" "start" "-a" "491e42ca8acd9ea015fe068dfb960c98c03c4a82af0a88ee1786c9354f0e79d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffi_helpers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "491e42ca8acd9ea015fe068dfb960c98c03c4a82af0a88ee1786c9354f0e79d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491e42ca8acd9ea015fe068dfb960c98c03c4a82af0a88ee1786c9354f0e79d1", kill_on_drop: false }`
[INFO] [stdout] 491e42ca8acd9ea015fe068dfb960c98c03c4a82af0a88ee1786c9354f0e79d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 34ed55747b94ef5b3602527fa5c55497f0793c4ef47de2a8b4669d314721eb63
[INFO] running `Command { std: "docker" "start" "-a" "34ed55747b94ef5b3602527fa5c55497f0793c4ef47de2a8b4669d314721eb63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ffi_helpers-0ccfa3b7b1926c79)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test nullable::tests::can_detect_non_null_pointers ... ok
[INFO] [stdout] test nullable::tests::can_detect_null_pointers ... ok
[INFO] [stdout] test task::tests::use_the_c_api ... ok
[INFO] [stdout] test nullable::tests::null_pointer_check_on_garbage_address_doesnt_segfault ... ok
[INFO] [stdout] test panic::tests::able_to_catch_panics_and_recover_the_panic_message ... ok
[INFO] [stdout] test error_handling::tests::get_the_last_error_messages_length ... ok
[INFO] [stdout] test error_handling::tests::update_the_error ... ok
[INFO] [stdout] test error_handling::tests::write_the_last_error_message_into_a_buffer ... ok
[INFO] [stdout] test error_handling::tests::take_the_last_error ... ok
[INFO] [stdout] test task::tests::task_can_catch_panic_messages ... ok
[INFO] [stdout] test task::tests::spawn_a_task ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ffi_helpers
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/nullable.rs - nullable::null_pointer_check (line 92) - compile ... ok
[INFO] [stdout] test src/nullable.rs - nullable::null_pointer_check (line 113) - compile ... ok
[INFO] [stdout] test src/nullable.rs - nullable::null_pointer_check (line 73) - compile ... ok
[INFO] [stdout] test src/split.rs - split::split_closure (line 8) ... ok
[INFO] [stdout] test src/error_handling.rs - error_handling (line 27) ... ok
[INFO] [stdout] test src/task.rs - task (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "34ed55747b94ef5b3602527fa5c55497f0793c4ef47de2a8b4669d314721eb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ed55747b94ef5b3602527fa5c55497f0793c4ef47de2a8b4669d314721eb63", kill_on_drop: false }`
[INFO] [stdout] 34ed55747b94ef5b3602527fa5c55497f0793c4ef47de2a8b4669d314721eb63