[INFO] fetching crate easy_ffi 0.1.0... [INFO] testing easy_ffi-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate easy_ffi 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate easy_ffi 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate easy_ffi 0.1.0 [INFO] finished tweaking crates.io crate easy_ffi 0.1.0 [INFO] tweaked toml for crates.io crate easy_ffi 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4a653f68d92edd36c277d0c2ae23403c005b447e82cce91d45312b783f7e824e [INFO] running `Command { std: "docker" "start" "-a" "4a653f68d92edd36c277d0c2ae23403c005b447e82cce91d45312b783f7e824e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a653f68d92edd36c277d0c2ae23403c005b447e82cce91d45312b783f7e824e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a653f68d92edd36c277d0c2ae23403c005b447e82cce91d45312b783f7e824e", kill_on_drop: false }` [INFO] [stdout] 4a653f68d92edd36c277d0c2ae23403c005b447e82cce91d45312b783f7e824e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de108b3050d61c367465a742980ab896d54fd0332118f107a5853192b44601ac [INFO] running `Command { std: "docker" "start" "-a" "de108b3050d61c367465a742980ab896d54fd0332118f107a5853192b44601ac", kill_on_drop: false }` [INFO] [stderr] Compiling easy_ffi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:144:14 [INFO] [stdout] | [INFO] [stdout] 144 | #![allow(private_no_mangle_fns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] running `Command { std: "docker" "inspect" "de108b3050d61c367465a742980ab896d54fd0332118f107a5853192b44601ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de108b3050d61c367465a742980ab896d54fd0332118f107a5853192b44601ac", kill_on_drop: false }` [INFO] [stdout] de108b3050d61c367465a742980ab896d54fd0332118f107a5853192b44601ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ba1623641cdbc66c7516ce8371487bf5eb9863c65c398764400c1530b532617 [INFO] running `Command { std: "docker" "start" "-a" "9ba1623641cdbc66c7516ce8371487bf5eb9863c65c398764400c1530b532617", kill_on_drop: false }` [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:144:14 [INFO] [stdout] | [INFO] [stdout] 144 | #![allow(private_no_mangle_fns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling easy_ffi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] --> src/lib.rs:144:14 [INFO] [stdout] | [INFO] [stdout] 144 | #![allow(private_no_mangle_fns)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:127:90 [INFO] [stdout] | [INFO] [stdout] 127 | ::std::result::Result<$ok_ty, ::std::result::Result<$err_ty, Box<::std::any::Any + Send + 'static>>> = [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 160 | / my_ffi_fn! ( [INFO] [stdout] 161 | | /// Foo: do stuff [INFO] [stdout] 162 | | fn foo(i: i32) -> Result { [INFO] [stdout] 163 | | match i { [INFO] [stdout] ... | [INFO] [stdout] 168 | | } [INFO] [stdout] 169 | | ); [INFO] [stdout] | |_____- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: this warning originates in the macro `my_ffi_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 127 | ::std::result::Result<$ok_ty, ::std::result::Result<$err_ty, Box>> = [INFO] [stdout] | +++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.39s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_ffi-7ee80a2f33e9ad55) [INFO] running `Command { std: "docker" "inspect" "9ba1623641cdbc66c7516ce8371487bf5eb9863c65c398764400c1530b532617", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ba1623641cdbc66c7516ce8371487bf5eb9863c65c398764400c1530b532617", kill_on_drop: false }` [INFO] [stdout] 9ba1623641cdbc66c7516ce8371487bf5eb9863c65c398764400c1530b532617 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3c0d31c423d22b48efe434695ca8dfb24a09c0e16d1b25272b29d6f59299e27f [INFO] running `Command { std: "docker" "start" "-a" "3c0d31c423d22b48efe434695ca8dfb24a09c0e16d1b25272b29d6f59299e27f", kill_on_drop: false }` [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stderr] --> src/lib.rs:144:14 [INFO] [stderr] | [INFO] [stderr] 144 | #![allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `easy_ffi` (lib) generated 1 warning [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:127:90 [INFO] [stderr] | [INFO] [stderr] 127 | ::std::result::Result<$ok_ty, ::std::result::Result<$err_ty, Box<::std::any::Any + Send + 'static>>> = [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 160 | / my_ffi_fn! ( [INFO] [stderr] 161 | | /// Foo: do stuff [INFO] [stderr] 162 | | fn foo(i: i32) -> Result { [INFO] [stderr] 163 | | match i { [INFO] [stderr] ... | [INFO] [stderr] 168 | | } [INFO] [stderr] 169 | | ); [INFO] [stderr] | |_____- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: this warning originates in the macro `my_ffi_fn` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 127 | ::std::result::Result<$ok_ty, ::std::result::Result<$err_ty, Box>> = [INFO] [stderr] | +++++ + [INFO] [stderr] [INFO] [stderr] warning: `easy_ffi` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/easy_ffi-7ee80a2f33e9ad55) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests easy_ffi [INFO] [stderr] warning: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported [INFO] [stdout] [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:144:14 [INFO] [stdout] running 2 tests [INFO] [stderr] | [INFO] [stderr] 144 | #![allow(private_no_mangle_fns)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stdout] test src/lib.rs - (line 61) ... ok [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3c0d31c423d22b48efe434695ca8dfb24a09c0e16d1b25272b29d6f59299e27f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c0d31c423d22b48efe434695ca8dfb24a09c0e16d1b25272b29d6f59299e27f", kill_on_drop: false }` [INFO] [stdout] 3c0d31c423d22b48efe434695ca8dfb24a09c0e16d1b25272b29d6f59299e27f