[INFO] fetching crate ngnk 0.2.3...
[INFO] testing ngnk-0.2.3 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate ngnk 0.2.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ngnk 0.2.3
[INFO] finished tweaking crates.io crate ngnk 0.2.3
[INFO] tweaked toml for crates.io crate ngnk 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ngnk 0.2.3 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 46 packages to highest compatible versions
[INFO] [stderr]       Adding bindgen v0.65.1 (available: v0.73.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712
[INFO] running `Command { std: "docker" "start" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling bitflags v2.13.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling home v0.5.12
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling ngnk v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |     unsafe{ let b:*mut i8=vec![].as_mut_ptr();raw::CK(b,a);
[INFO] [stdout]    |                           ------ ^^^^^^^^^^ pointer created here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_mut_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 8.83s
[INFO] running `Command { std: "docker" "inspect" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling ngnk v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |     unsafe{ let b:*mut i8=vec![].as_mut_ptr();raw::CK(b,a);
[INFO] [stdout]    |                           ------ ^^^^^^^^^^ pointer created here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_mut_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stdout]   --> src/lib.rs:32:34
[INFO] [stdout]    |
[INFO] [stdout] 32 |     unsafe{ let b:*mut i8=vec![].as_mut_ptr();raw::CK(b,a);
[INFO] [stdout]    |                           ------ ^^^^^^^^^^ pointer created here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this `Vec<i8>` is dropped at end of statement
[INFO] [stdout]    |
[INFO] [stdout]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_mut_ptr`
[INFO] [stdout]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stdout]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stdout]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: this creates a dangling pointer because temporary `Vec<i8>` is dropped at end of statement
[INFO] [stderr]   --> src/lib.rs:32:34
[INFO] [stderr]    |
[INFO] [stderr] 32 |     unsafe{ let b:*mut i8=vec![].as_mut_ptr();raw::CK(b,a);
[INFO] [stderr]    |                           ------ ^^^^^^^^^^ pointer created here
[INFO] [stderr]    |                           |
[INFO] [stderr]    |                           this `Vec<i8>` is dropped at end of statement
[INFO] [stderr]    |
[INFO] [stderr]    = help: bind the `Vec<i8>` to a variable such that it outlives the pointer returned by `as_mut_ptr`
[INFO] [stderr]    = note: a dangling pointer is safe, but dereferencing one is undefined behavior
[INFO] [stderr]    = note: returning a pointer to a local variable will always result in a dangling pointer
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/reference/destructors.html>
[INFO] [stderr]    = note: `#[warn(dangling_pointers_from_temporaries)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ngnk` (lib) generated 1 warning
[INFO] [stderr] warning: `ngnk` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/ngnk/5d3bec97e84059b5/out/ngnk-5d3bec97e84059b5)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test raw::bindgen_test_layout_max_align_t ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/ngnk/5d3bec97e84059b5/out/ngnk-5d3bec97e84059b5` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712", kill_on_drop: false }`
[INFO] [stdout] bb1f65c16c6c08d812bacf7448a34b44ace334c41422724a052b0a3e865eb712
