[INFO] fetching crate easy_ffi 0.1.0... [INFO] testing easy_ffi-0.1.0 against 1.49.0 for beta-1.50-1 [INFO] extracting crate easy_ffi 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate easy_ffi 0.1.0 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 23ba37aa2282a053b956af590cc964ec0c8e376ae09fe3d3871a5afc79531066 [INFO] running `Command { std: "docker" "start" "-a" "23ba37aa2282a053b956af590cc964ec0c8e376ae09fe3d3871a5afc79531066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23ba37aa2282a053b956af590cc964ec0c8e376ae09fe3d3871a5afc79531066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23ba37aa2282a053b956af590cc964ec0c8e376ae09fe3d3871a5afc79531066", kill_on_drop: false }` [INFO] [stdout] 23ba37aa2282a053b956af590cc964ec0c8e376ae09fe3d3871a5afc79531066 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e989a26f2c0ba1a4f74379480102924bbfd00cca2126b71d0bafa0f663d9f75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3e989a26f2c0ba1a4f74379480102924bbfd00cca2126b71d0bafa0f663d9f75", 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 0.20s [INFO] running `Command { std: "docker" "inspect" "3e989a26f2c0ba1a4f74379480102924bbfd00cca2126b71d0bafa0f663d9f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e989a26f2c0ba1a4f74379480102924bbfd00cca2126b71d0bafa0f663d9f75", kill_on_drop: false }` [INFO] [stdout] 3e989a26f2c0ba1a4f74379480102924bbfd00cca2126b71d0bafa0f663d9f75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3e575d25ce3e4e5ead106e22f0605335dcdcfc7a1276c9d744a7e8ee1f096567 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3e575d25ce3e4e5ead106e22f0605335dcdcfc7a1276c9d744a7e8ee1f096567", 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::any::Any + Send + 'static` [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "3e575d25ce3e4e5ead106e22f0605335dcdcfc7a1276c9d744a7e8ee1f096567", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e575d25ce3e4e5ead106e22f0605335dcdcfc7a1276c9d744a7e8ee1f096567", kill_on_drop: false }` [INFO] [stdout] 3e575d25ce3e4e5ead106e22f0605335dcdcfc7a1276c9d744a7e8ee1f096567 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 60d86ad50a4e2110824ff29cc58eea42cdf54688406f0b134c5d1bbb70c97056 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "60d86ad50a4e2110824ff29cc58eea42cdf54688406f0b134c5d1bbb70c97056", 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: 1 warning emitted [INFO] [stderr] [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: 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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ::std::any::Any + Send + 'static` [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] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/easy_ffi-9177ce723f901d87 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Doc-tests easy_ffi [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 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] test src/lib.rs - (line 61) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "60d86ad50a4e2110824ff29cc58eea42cdf54688406f0b134c5d1bbb70c97056", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "60d86ad50a4e2110824ff29cc58eea42cdf54688406f0b134c5d1bbb70c97056", kill_on_drop: false }` [INFO] [stdout] 60d86ad50a4e2110824ff29cc58eea42cdf54688406f0b134c5d1bbb70c97056