[INFO] fetching crate nanomsg 0.7.2... [INFO] checking nanomsg-0.7.2 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056 [INFO] extracting crate nanomsg 0.7.2 into /workspace/builds/worker-20/source [INFO] validating manifest of crates.io crate nanomsg 0.7.2 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nanomsg 0.7.2 [INFO] finished tweaking crates.io crate nanomsg 0.7.2 [INFO] tweaked toml for crates.io crate nanomsg 0.7.2 written to /workspace/builds/worker-20/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 52b4e00c0b9da6ceaa66b79a31c77ef626b248e8edeb85806584e4dc6ba7c078 [INFO] running `Command { std: "docker" "start" "-a" "52b4e00c0b9da6ceaa66b79a31c77ef626b248e8edeb85806584e4dc6ba7c078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "52b4e00c0b9da6ceaa66b79a31c77ef626b248e8edeb85806584e4dc6ba7c078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "52b4e00c0b9da6ceaa66b79a31c77ef626b248e8edeb85806584e4dc6ba7c078", kill_on_drop: false }` [INFO] [stdout] 52b4e00c0b9da6ceaa66b79a31c77ef626b248e8edeb85806584e4dc6ba7c078 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b38a978664bec959e797e494a3ebe21a174049e57fb17548a58f789bce535d96 [INFO] running `Command { std: "docker" "start" "-a" "b38a978664bec959e797e494a3ebe21a174049e57fb17548a58f789bce535d96", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling cmake v0.1.45 [INFO] [stderr] Compiling nanomsg-sys v0.7.2 [INFO] [stderr] Checking nanomsg v0.7.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:141:28 [INFO] [stdout] | [INFO] [stdout] 141 | let as_std_error: &error::Error = &err; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:163:28 [INFO] [stdout] | [INFO] [stdout] 163 | let as_std_error: &error::Error = self; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:171:28 [INFO] [stdout] | [INFO] [stdout] 171 | let as_std_error: &error::Error = self; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:141:28 [INFO] [stdout] | [INFO] [stdout] 141 | let as_std_error: &error::Error = &err; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:163:28 [INFO] [stdout] | [INFO] [stdout] 163 | let as_std_error: &error::Error = self; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/result.rs:171:28 [INFO] [stdout] | [INFO] [stdout] 171 | let as_std_error: &error::Error = self; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:142:40 [INFO] [stdout] | [INFO] [stdout] 142 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:164:40 [INFO] [stdout] | [INFO] [stdout] 164 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:172:40 [INFO] [stdout] | [INFO] [stdout] 172 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:142:40 [INFO] [stdout] | [INFO] [stdout] 142 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:164:40 [INFO] [stdout] | [INFO] [stdout] 164 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/result.rs:172:40 [INFO] [stdout] | [INFO] [stdout] 172 | let description = as_std_error.description(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:310:78 [INFO] [stdout] | [INFO] [stdout] 310 | let ret = unsafe { nanomsg_sys::nn_bind(self.socket, c_addr.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: `#[warn(temporary_cstring_as_ptr)]` on by default [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/lib.rs:349:81 [INFO] [stdout] | [INFO] [stdout] 349 | let ret = unsafe { nanomsg_sys::nn_connect(self.socket, c_addr.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] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:698:34 [INFO] [stdout] | [INFO] [stdout] 698 | let ptr = c_val.unwrap().as_ptr() as *const c_void; [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: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:1341:13 [INFO] [stdout] | [INFO] [stdout] 1341 | let mut msg = Socket::allocate_msg(buf.len()).unwrap(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> examples/puller.rs:22:25 [INFO] [stdout] | [INFO] [stdout] 22 | thread::sleep_ms(1000); // fake some work ... [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:2055:13 [INFO] [stdout] | [INFO] [stdout] 2055 | let mut pollreq_slice = &mut pollreq_vector[..]; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:310:78 [INFO] [stdout] | [INFO] [stdout] 310 | let ret = unsafe { nanomsg_sys::nn_bind(self.socket, c_addr.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: `#[warn(temporary_cstring_as_ptr)]` on by default [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/lib.rs:349:81 [INFO] [stdout] | [INFO] [stdout] 349 | let ret = unsafe { nanomsg_sys::nn_connect(self.socket, c_addr.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] warning: getting the inner pointer of a temporary `CString` [INFO] [stdout] --> src/lib.rs:698:34 [INFO] [stdout] | [INFO] [stdout] 698 | let ptr = c_val.unwrap().as_ptr() as *const c_void; [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> examples/issue.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | thread::sleep_ms(500); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::thread::sleep_ms`: replaced by `std::thread::sleep` [INFO] [stdout] --> examples/issue.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | thread::sleep_ms(100); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> examples/issue.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | srv.join(); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.37s [INFO] running `Command { std: "docker" "inspect" "b38a978664bec959e797e494a3ebe21a174049e57fb17548a58f789bce535d96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b38a978664bec959e797e494a3ebe21a174049e57fb17548a58f789bce535d96", kill_on_drop: false }` [INFO] [stdout] b38a978664bec959e797e494a3ebe21a174049e57fb17548a58f789bce535d96