[INFO] fetching crate c-closures 0.3.1... [INFO] checking c-closures-0.3.1 against master#2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 for pr-84385 [INFO] extracting crate c-closures 0.3.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate c-closures 0.3.1 on toolchain 2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate c-closures 0.3.1 [INFO] finished tweaking crates.io crate c-closures 0.3.1 [INFO] tweaked toml for crates.io crate c-closures 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2179b9735d38f5bb1e0abaf775fd156ab9e748057ac7eab02a0a4a0d56914a9b [INFO] running `Command { std: "docker" "start" "-a" "2179b9735d38f5bb1e0abaf775fd156ab9e748057ac7eab02a0a4a0d56914a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2179b9735d38f5bb1e0abaf775fd156ab9e748057ac7eab02a0a4a0d56914a9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2179b9735d38f5bb1e0abaf775fd156ab9e748057ac7eab02a0a4a0d56914a9b", kill_on_drop: false }` [INFO] [stdout] 2179b9735d38f5bb1e0abaf775fd156ab9e748057ac7eab02a0a4a0d56914a9b [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=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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+2d3a85b4f8ba7e2554f4d4fee126bc2ac6ee2af4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93c9f3a69131a0bb09a40f38443af6cc909c8a951d48d6216622a9822f0cf8c1 [INFO] running `Command { std: "docker" "start" "-a" "93c9f3a69131a0bb09a40f38443af6cc909c8a951d48d6216622a9822f0cf8c1", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling libc v0.2.134 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling proc-macro2 v1.0.46 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling unicode-width v0.1.10 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling clang-sys v0.29.3 [INFO] [stderr] Compiling regex-syntax v0.6.27 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling aho-corasick v0.7.19 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling termcolor v1.1.3 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling bindgen v0.53.3 [INFO] [stderr] Compiling regex v1.6.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling cexpr v0.4.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling which v3.1.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling rustc-hash v1.1.0 [INFO] [stderr] Compiling lazycell v1.3.0 [INFO] [stderr] Compiling peeking_take_while v0.1.2 [INFO] [stderr] Compiling shlex v0.1.1 [INFO] [stderr] Compiling backtrace v0.3.66 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Checking gimli v0.26.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking object v0.29.0 [INFO] [stderr] Checking miniz_oxide v0.5.4 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling c-closures v0.3.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:206:5 [INFO] [stdout] | [INFO] [stdout] 206 | Box::from_raw(t as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/c-closures-a7f1df9246915502/out/bindings.rs:3:1284 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . function as * const _ as usize } , 0usize , concat ! ("Offset of fi... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deref_nullptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/c-closures-a7f1df9246915502/out/bindings.rs:3:1490 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . data as * const _ as usize } , 8usize , concat ! ("Offset of field:... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/c-closures-a7f1df9246915502/out/bindings.rs:3:1688 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_data as * const _ as usize } , 16usize , concat ! ("Offset o... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: dereferencing a null pointer [INFO] [stdout] --> /opt/rustwide/target/debug/build/c-closures-a7f1df9246915502/out/bindings.rs:3:1901 [INFO] [stdout] | [INFO] [stdout] 3 | ...t_eq ! (unsafe { & (* (:: std :: ptr :: null :: < Closure > ())) . delete_ret as * const _ as usize } , 24usize , concat ! ("Offset of... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/lib.rs:206:5 [INFO] [stdout] | [INFO] [stdout] 206 | Box::from_raw(t as *mut T); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.20s [INFO] running `Command { std: "docker" "inspect" "93c9f3a69131a0bb09a40f38443af6cc909c8a951d48d6216622a9822f0cf8c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93c9f3a69131a0bb09a40f38443af6cc909c8a951d48d6216622a9822f0cf8c1", kill_on_drop: false }` [INFO] [stdout] 93c9f3a69131a0bb09a40f38443af6cc909c8a951d48d6216622a9822f0cf8c1