[INFO] fetching crate snbclabelprint 0.1.0... [INFO] building snbclabelprint-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate snbclabelprint 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate snbclabelprint 0.1.0 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 snbclabelprint 0.1.0 [INFO] finished tweaking crates.io crate snbclabelprint 0.1.0 [INFO] tweaked toml for crates.io crate snbclabelprint 0.1.0 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] Updating crates.io index [INFO] [stderr] Locking 13 packages to latest compatible versions [INFO] [stderr] Adding libloading v0.7.4 (available: v0.8.6) [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] 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] 3787d62594cf3c5d300c8a35d3a7ef2edd133a35ed73b4e873c3a5ae0da69ddc [INFO] running `Command { std: "docker" "start" "-a" "3787d62594cf3c5d300c8a35d3a7ef2edd133a35ed73b4e873c3a5ae0da69ddc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3787d62594cf3c5d300c8a35d3a7ef2edd133a35ed73b4e873c3a5ae0da69ddc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3787d62594cf3c5d300c8a35d3a7ef2edd133a35ed73b4e873c3a5ae0da69ddc", kill_on_drop: false }` [INFO] [stdout] 3787d62594cf3c5d300c8a35d3a7ef2edd133a35ed73b4e873c3a5ae0da69ddc [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] 48954d0f4d9c4da22a32414c0a187935b75972f225222415cde9fe83e9dda829 [INFO] running `Command { std: "docker" "start" "-a" "48954d0f4d9c4da22a32414c0a187935b75972f225222415cde9fe83e9dda829", kill_on_drop: false }` [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling libloading v0.7.4 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling snbclabelprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `HRI` should have a snake case name [INFO] [stdout] --> src/lib.rs:266:9 [INFO] [stdout] | [INFO] [stdout] 266 | HRI: c_int, [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `hri` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `String` will be dropped [INFO] [stdout] --> src/lib.rs:344:56 [INFO] [stdout] | [INFO] [stdout] 344 | let p_image_path = format!("{}\0", image_path).as_ptr() as *const char; [INFO] [stdout] | --------------------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `String` 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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "48954d0f4d9c4da22a32414c0a187935b75972f225222415cde9fe83e9dda829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48954d0f4d9c4da22a32414c0a187935b75972f225222415cde9fe83e9dda829", kill_on_drop: false }` [INFO] [stdout] 48954d0f4d9c4da22a32414c0a187935b75972f225222415cde9fe83e9dda829 [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] 96979b70df8282c84a3bd2ecee36a6d6dc421da27d3841410054b0593ca5a1ad [INFO] running `Command { std: "docker" "start" "-a" "96979b70df8282c84a3bd2ecee36a6d6dc421da27d3841410054b0593ca5a1ad", kill_on_drop: false }` [INFO] [stderr] Compiling snbclabelprint v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable `HRI` should have a snake case name [INFO] [stdout] --> src/lib.rs:266:9 [INFO] [stdout] | [INFO] [stdout] 266 | HRI: c_int, [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `hri` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: a dangling pointer will be produced because the temporary `String` will be dropped [INFO] [stdout] --> src/lib.rs:344:56 [INFO] [stdout] | [INFO] [stdout] 344 | let p_image_path = format!("{}\0", image_path).as_ptr() as *const char; [INFO] [stdout] | --------------------------- ^^^^^^ this pointer will immediately be invalid [INFO] [stdout] | | [INFO] [stdout] | this `String` is deallocated at the end of the statement, bind it to a variable to extend its lifetime [INFO] [stdout] | [INFO] [stdout] = note: pointers do not have a lifetime; when calling `as_ptr` the `String` 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] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] running `Command { std: "docker" "inspect" "96979b70df8282c84a3bd2ecee36a6d6dc421da27d3841410054b0593ca5a1ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96979b70df8282c84a3bd2ecee36a6d6dc421da27d3841410054b0593ca5a1ad", kill_on_drop: false }` [INFO] [stdout] 96979b70df8282c84a3bd2ecee36a6d6dc421da27d3841410054b0593ca5a1ad