[INFO] fetching crate rcap 0.1.4... [INFO] checking rcap-0.1.4 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate rcap 0.1.4 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate rcap 0.1.4 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rcap 0.1.4 [INFO] finished tweaking crates.io crate rcap 0.1.4 [INFO] tweaked toml for crates.io crate rcap 0.1.4 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14895cbe03e351fef458e5a354273cdd33bc38f9cae5e41b4d5ef382ce608a7c [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" "14895cbe03e351fef458e5a354273cdd33bc38f9cae5e41b4d5ef382ce608a7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14895cbe03e351fef458e5a354273cdd33bc38f9cae5e41b4d5ef382ce608a7c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14895cbe03e351fef458e5a354273cdd33bc38f9cae5e41b4d5ef382ce608a7c", kill_on_drop: false }` [INFO] [stdout] 14895cbe03e351fef458e5a354273cdd33bc38f9cae5e41b4d5ef382ce608a7c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f51b8849a2176b9a041c3ecb5e2dde40d460446da348adecb969c30b5ab2680 [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" "5f51b8849a2176b9a041c3ecb5e2dde40d460446da348adecb969c30b5ab2680", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling rcap v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:973:5 [INFO] [stdout] | [INFO] [stdout] 973 | pub static mut _IO_2_1_stdin_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(uninhabited_static)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:974:5 [INFO] [stdout] | [INFO] [stdout] 974 | pub static mut _IO_2_1_stdout_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:975:5 [INFO] [stdout] | [INFO] [stdout] 975 | pub static mut _IO_2_1_stderr_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:998:30 [INFO] [stdout] | [INFO] [stdout] 998 | arg3: __gnuc_va_list, arg4: *mut ::libc::c_int) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes)]` on by default [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1001:31 [INFO] [stdout] | [INFO] [stdout] 1001 | arg3: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1048:28 [INFO] [stdout] | [INFO] [stdout] 1048 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1049:60 [INFO] [stdout] | [INFO] [stdout] 1049 | pub fn vprintf(__format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1052:28 [INFO] [stdout] | [INFO] [stdout] 1052 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1056:62 [INFO] [stdout] | [INFO] [stdout] 1056 | __format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1059:28 [INFO] [stdout] | [INFO] [stdout] 1059 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1068:27 [INFO] [stdout] | [INFO] [stdout] 1068 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1069:59 [INFO] [stdout] | [INFO] [stdout] 1069 | pub fn vscanf(__format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1072:60 [INFO] [stdout] | [INFO] [stdout] 1072 | __format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:973:5 [INFO] [stdout] | [INFO] [stdout] 973 | pub static mut _IO_2_1_stdin_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(uninhabited_static)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:974:5 [INFO] [stdout] | [INFO] [stdout] 974 | pub static mut _IO_2_1_stdout_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static of uninhabited type [INFO] [stdout] --> src/lib.rs:975:5 [INFO] [stdout] | [INFO] [stdout] 975 | pub static mut _IO_2_1_stderr_: Struct__IO_FILE_plus; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #74840 [INFO] [stdout] = note: uninhabited statics cannot be initialized, and any access would be an immediate error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:998:30 [INFO] [stdout] | [INFO] [stdout] 998 | arg3: __gnuc_va_list, arg4: *mut ::libc::c_int) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes)]` on by default [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1001:31 [INFO] [stdout] | [INFO] [stdout] 1001 | arg3: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1048:28 [INFO] [stdout] | [INFO] [stdout] 1048 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1049:60 [INFO] [stdout] | [INFO] [stdout] 1049 | pub fn vprintf(__format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1052:28 [INFO] [stdout] | [INFO] [stdout] 1052 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1056:62 [INFO] [stdout] | [INFO] [stdout] 1056 | __format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1059:28 [INFO] [stdout] | [INFO] [stdout] 1059 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1068:27 [INFO] [stdout] | [INFO] [stdout] 1068 | __arg: __gnuc_va_list) -> ::libc::c_int; [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1069:59 [INFO] [stdout] | [INFO] [stdout] 1069 | pub fn vscanf(__format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `extern` block uses type `[Struct___va_list_tag; 1]`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:1072:60 [INFO] [stdout] | [INFO] [stdout] 1072 | __format: *const ::libc::c_char, __arg: __gnuc_va_list) [INFO] [stdout] | ^^^^^^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = help: consider passing a pointer to the array [INFO] [stdout] = note: passing raw arrays by value is not FFI-safe [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.03s [INFO] running `Command { std: "docker" "inspect" "5f51b8849a2176b9a041c3ecb5e2dde40d460446da348adecb969c30b5ab2680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f51b8849a2176b9a041c3ecb5e2dde40d460446da348adecb969c30b5ab2680", kill_on_drop: false }` [INFO] [stdout] 5f51b8849a2176b9a041c3ecb5e2dde40d460446da348adecb969c30b5ab2680