[INFO] fetching crate libtar-sys 0.1.9...
[INFO] checking libtar-sys-0.1.9 against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] extracting crate libtar-sys 0.1.9 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libtar-sys 0.1.9 on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libtar-sys 0.1.9
[INFO] finished tweaking crates.io crate libtar-sys 0.1.9
[INFO] tweaked toml for crates.io crate libtar-sys 0.1.9 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64df0f4cb520524f43ffa40e5d4dc9d602bffea9e4ac5310115d22580f95b342
[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" "64df0f4cb520524f43ffa40e5d4dc9d602bffea9e4ac5310115d22580f95b342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64df0f4cb520524f43ffa40e5d4dc9d602bffea9e4ac5310115d22580f95b342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64df0f4cb520524f43ffa40e5d4dc9d602bffea9e4ac5310115d22580f95b342", kill_on_drop: false }`
[INFO] [stdout] 64df0f4cb520524f43ffa40e5d4dc9d602bffea9e4ac5310115d22580f95b342
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7b23a0b0ada7b36368b2a2d6848a28968c9945de8d6a7d3518cf4c8234000e6
[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" "e7b23a0b0ada7b36368b2a2d6848a28968c9945de8d6a7d3518cf4c8234000e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling libtar-sys v0.1.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn tar_open(t: *mut *mut TAR, pathname: *const c_char, typo: *mut c_void,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn tar_close(t: *mut TAR) -> c_int;
[INFO] [stdout]    |                         ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn tar_extract_all(t: *mut TAR, prefix: *const c_char) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:50:24
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn tar_open(t: *mut *mut TAR, pathname: *const c_char, typo: *mut c_void,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:53:25
[INFO] [stdout]    |
[INFO] [stdout] 53 |     pub fn tar_close(t: *mut TAR) -> c_int;
[INFO] [stdout]    |                         ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `char`, which is not FFI-safe
[INFO] [stdout]   --> src/lib.rs:55:31
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub fn tar_extract_all(t: *mut TAR, prefix: *const c_char) -> c_int;
[INFO] [stdout]    |                               ^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using `u32` or `libc::wchar_t` instead
[INFO] [stdout]    = note: the `char` type has no C equivalent
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] running `Command { std: "docker" "inspect" "e7b23a0b0ada7b36368b2a2d6848a28968c9945de8d6a7d3518cf4c8234000e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b23a0b0ada7b36368b2a2d6848a28968c9945de8d6a7d3518cf4c8234000e6", kill_on_drop: false }`
[INFO] [stdout] e7b23a0b0ada7b36368b2a2d6848a28968c9945de8d6a7d3518cf4c8234000e6
