[INFO] fetching crate rkdb 0.4.0... [INFO] checking rkdb-0.4.0 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] extracting crate rkdb 0.4.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate rkdb 0.4.0 on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rkdb 0.4.0 [INFO] finished tweaking crates.io crate rkdb 0.4.0 [INFO] tweaked toml for crates.io crate rkdb 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 20 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (available: v1.0.0) [INFO] [stderr] Adding nix v0.11.1 (available: v0.29.0) [INFO] [stderr] Adding num v0.2.1 (available: v0.4.3) [INFO] [stderr] Adding num-bigint v0.2.6 (available: v0.4.6) [INFO] [stderr] Adding num-complex v0.2.4 (available: v0.4.6) [INFO] [stderr] Adding num-rational v0.2.4 (available: v0.4.2) [INFO] [stderr] Adding proc-macro2 v0.4.30 (available: v1.0.86) [INFO] [stderr] Adding quote v0.6.13 (available: v1.0.37) [INFO] [stderr] Adding syn v0.14.9 (available: v2.0.77) [INFO] [stderr] Adding unicode-xid v0.1.0 (available: v0.2.6) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f1763a2624630b9524993fd8126e74d59c4fb52dc693cdda6bced57a866c9fcd [INFO] running `Command { std: "docker" "start" "-a" "f1763a2624630b9524993fd8126e74d59c4fb52dc693cdda6bced57a866c9fcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f1763a2624630b9524993fd8126e74d59c4fb52dc693cdda6bced57a866c9fcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1763a2624630b9524993fd8126e74d59c4fb52dc693cdda6bced57a866c9fcd", kill_on_drop: false }` [INFO] [stdout] f1763a2624630b9524993fd8126e74d59c4fb52dc693cdda6bced57a866c9fcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95088d10813d8be9b8f2cf9b49cda969b59e32df28a2c5690775aa7f9a9e494b [INFO] running `Command { std: "docker" "start" "-a" "95088d10813d8be9b8f2cf9b49cda969b59e32df28a2c5690775aa7f9a9e494b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling nix v0.11.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking num-iter v0.1.45 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling rkdb v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `lang_items` is internal to the compiler or standard library [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(lang_items, box_patterns)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: using it is strongly discouraged [INFO] [stdout] = note: `#[warn(internal_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `types::*` [INFO] [stdout] --> src/kapi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use types::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `types::*` [INFO] [stdout] --> src/kapi.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use types::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/kbindings.rs:256:20 [INFO] [stdout] | [INFO] [stdout] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/kbindings.rs:256:20 [INFO] [stdout] | [INFO] [stdout] 256 | unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 256 - unsafe { &*kb( { if b { 1 } else { 0 } } ) } [INFO] [stdout] 256 + unsafe { &*kb( if b { 1 } else { 0 } ) } [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/kbindings.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | &mut *(u as *mut T) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:232:55 [INFO] [stdout] | [INFO] [stdout] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().as_ptr())) [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:288:51 [INFO] [stdout] | [INFO] [stdout] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:292:50 [INFO] [stdout] | [INFO] [stdout] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().as_ptr())) } [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell` [INFO] [stdout] --> src/kbindings.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | &mut *(u as *mut T) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: for more information, visit [INFO] [stdout] = note: `#[deny(invalid_reference_casting)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:232:55 [INFO] [stdout] | [INFO] [stdout] 232 | .map(|s| ss(ffi::CString::new(s).unwrap().as_ptr())) [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] = note: `#[warn(temporary_cstring_as_ptr)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:288:51 [INFO] [stdout] | [INFO] [stdout] 288 | unsafe { &*kpn(ffi::CString::new(s).unwrap().as_ptr(), s.len() as i64) } [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/kbindings.rs:292:50 [INFO] [stdout] | [INFO] [stdout] 292 | unsafe { &*(ks(ffi::CString::new(s).unwrap().as_ptr())) } [INFO] [stdout] | ----------------------------- ^^^^^^ this pointer will 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] = 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 https://doc.rust-lang.org/reference/destructors.html [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rkdb` (lib test) due to 2 previous errors; 6 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `rkdb` (lib) due to 2 previous errors; 6 warnings emitted [INFO] running `Command { std: "docker" "inspect" "95088d10813d8be9b8f2cf9b49cda969b59e32df28a2c5690775aa7f9a9e494b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95088d10813d8be9b8f2cf9b49cda969b59e32df28a2c5690775aa7f9a9e494b", kill_on_drop: false }` [INFO] [stdout] 95088d10813d8be9b8f2cf9b49cda969b59e32df28a2c5690775aa7f9a9e494b