[INFO] fetching crate lmdb-sys2 0.11.2... [INFO] building lmdb-sys2-0.11.2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate lmdb-sys2 0.11.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate lmdb-sys2 0.11.2 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lmdb-sys2 0.11.2 [INFO] finished tweaking crates.io crate lmdb-sys2 0.11.2 [INFO] tweaked toml for crates.io crate lmdb-sys2 0.11.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 35 packages to latest compatible versions [INFO] [stderr] Adding bindgen v0.66.1 (available: v0.71.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24405c897aac5e38944f385d0da23720dede884e974f611fe2a7f0c2d95ceda4 [INFO] running `Command { std: "docker" "start" "-a" "24405c897aac5e38944f385d0da23720dede884e974f611fe2a7f0c2d95ceda4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24405c897aac5e38944f385d0da23720dede884e974f611fe2a7f0c2d95ceda4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24405c897aac5e38944f385d0da23720dede884e974f611fe2a7f0c2d95ceda4", kill_on_drop: false }` [INFO] [stdout] 24405c897aac5e38944f385d0da23720dede884e974f611fe2a7f0c2d95ceda4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70fe131c9c1e292ae8024b4ba58156da4776f3b81dcfe15e8a65c111f1f05230 [INFO] running `Command { std: "docker" "start" "-a" "70fe131c9c1e292ae8024b4ba58156da4776f3b81dcfe15e8a65c111f1f05230", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lmdb-sys2 v0.11.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "70fe131c9c1e292ae8024b4ba58156da4776f3b81dcfe15e8a65c111f1f05230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70fe131c9c1e292ae8024b4ba58156da4776f3b81dcfe15e8a65c111f1f05230", kill_on_drop: false }` [INFO] [stdout] 70fe131c9c1e292ae8024b4ba58156da4776f3b81dcfe15e8a65c111f1f05230 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c74c7678ad29b005d1e77df32b62f3798ff574c5fe46ca5271e8929744e3a2aa [INFO] running `Command { std: "docker" "start" "-a" "c74c7678ad29b005d1e77df32b62f3798ff574c5fe46ca5271e8929744e3a2aa", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling lmdb-sys2 v0.11.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `CString` will be dropped [INFO] [stdout] --> tests/simple.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | ::CString::new($expr).unwrap().as_ptr() [INFO] [stdout] | ------------------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] ... [INFO] [stdout] 62 | let sval = str!("foo") as *mut c_void; [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: `#[warn(dangling_pointers_from_temporaries)]` on by default [INFO] [stdout] = note: this warning originates in the macro `str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `CString` will be dropped [INFO] [stdout] --> tests/simple.rs:22:40 [INFO] [stdout] | [INFO] [stdout] 22 | ::CString::new($expr).unwrap().as_ptr() [INFO] [stdout] | ------------------------------ ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `CString` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] ... [INFO] [stdout] 63 | let dval = str!("bar") as *mut c_void; [INFO] [stdout] | ----------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `CString` will be deallocated at the end of the statement because nothing is referencing it as far as the type system is concerned [INFO] [stdout] = help: for more information, see [INFO] [stdout] = note: this warning originates in the macro `str` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "c74c7678ad29b005d1e77df32b62f3798ff574c5fe46ca5271e8929744e3a2aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c74c7678ad29b005d1e77df32b62f3798ff574c5fe46ca5271e8929744e3a2aa", kill_on_drop: false }` [INFO] [stdout] c74c7678ad29b005d1e77df32b62f3798ff574c5fe46ca5271e8929744e3a2aa