[INFO] fetching crate ffi_helpers 0.3.0...
[INFO] testing ffi_helpers-0.3.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] extracting crate ffi_helpers 0.3.0 into /workspace/builds/worker-1-tc1/source
[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-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ffi_helpers 0.3.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.16)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c00b8ae07f1a39ecf9f301c2ae127381b61f5662486216de5bcbbedbe9704244
[INFO] running `Command { std: "docker" "start" "-a" "c00b8ae07f1a39ecf9f301c2ae127381b61f5662486216de5bcbbedbe9704244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c00b8ae07f1a39ecf9f301c2ae127381b61f5662486216de5bcbbedbe9704244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00b8ae07f1a39ecf9f301c2ae127381b61f5662486216de5bcbbedbe9704244", kill_on_drop: false }`
[INFO] [stdout] c00b8ae07f1a39ecf9f301c2ae127381b61f5662486216de5bcbbedbe9704244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0b84a868e1593f0afc92a21cdf1392f3876af4fa7dea71734efeeca5fb86193
[INFO] running `Command { std: "docker" "start" "-a" "f0b84a868e1593f0afc92a21cdf1392f3876af4fa7dea71734efeeca5fb86193", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffi_helpers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "f0b84a868e1593f0afc92a21cdf1392f3876af4fa7dea71734efeeca5fb86193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b84a868e1593f0afc92a21cdf1392f3876af4fa7dea71734efeeca5fb86193", kill_on_drop: false }`
[INFO] [stdout] f0b84a868e1593f0afc92a21cdf1392f3876af4fa7dea71734efeeca5fb86193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00c3a0c5062984a180b193667ccd532083570528b859d8c381f4da714953de4f
[INFO] running `Command { std: "docker" "start" "-a" "00c3a0c5062984a180b193667ccd532083570528b859d8c381f4da714953de4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffi_helpers v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "00c3a0c5062984a180b193667ccd532083570528b859d8c381f4da714953de4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c3a0c5062984a180b193667ccd532083570528b859d8c381f4da714953de4f", kill_on_drop: false }`
[INFO] [stdout] 00c3a0c5062984a180b193667ccd532083570528b859d8c381f4da714953de4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5720c11ed01b96e2df8974f2b4c746684b8cf249c949273f11331cc7f0ee933f
[INFO] running `Command { std: "docker" "start" "-a" "5720c11ed01b96e2df8974f2b4c746684b8cf249c949273f11331cc7f0ee933f", 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/ffi_helpers-b0fd7853480741f6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[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::take_the_last_error ... ok
[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 task::tests::task_can_catch_panic_messages ... ok
[INFO] [stdout] test error_handling::tests::write_the_last_error_message_into_a_buffer ... 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 0.11s
[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 113) - compile ... ok
[INFO] [stdout] test src/error_handling.rs - error_handling (line 27) ... 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/nullable.rs - nullable::null_pointer_check (line 92) - compile ... 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 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5720c11ed01b96e2df8974f2b4c746684b8cf249c949273f11331cc7f0ee933f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5720c11ed01b96e2df8974f2b4c746684b8cf249c949273f11331cc7f0ee933f", kill_on_drop: false }`
[INFO] [stdout] 5720c11ed01b96e2df8974f2b4c746684b8cf249c949273f11331cc7f0ee933f