[INFO] fetching crate moss 0.0.4... [INFO] testing moss-0.0.4 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate moss 0.0.4 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate moss 0.0.4 [INFO] finished tweaking crates.io crate moss 0.0.4 [INFO] tweaked toml for crates.io crate moss 0.0.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate moss 0.0.4 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding termios v0.2.2 (available: v0.3.3) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c58ab0362dd876241ce379abaf443353122e119bfe482988bc8271999ba0f755 [INFO] running `Command { std: "docker" "start" "-a" "c58ab0362dd876241ce379abaf443353122e119bfe482988bc8271999ba0f755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c58ab0362dd876241ce379abaf443353122e119bfe482988bc8271999ba0f755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c58ab0362dd876241ce379abaf443353122e119bfe482988bc8271999ba0f755", kill_on_drop: false }` [INFO] [stdout] c58ab0362dd876241ce379abaf443353122e119bfe482988bc8271999ba0f755 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5c4ead36d215ccf64a2e9f8cc3f80aeabacbed273dafaf27b04f5e6818da1c1a [INFO] running `Command { std: "docker" "start" "-a" "5c4ead36d215ccf64a2e9f8cc3f80aeabacbed273dafaf27b04f5e6818da1c1a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling termios v0.2.2 [INFO] [stderr] Compiling moss v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/modules/graphics.rs:386:41 [INFO] [stdout] | [INFO] [stdout] 386 | let mut event: SDL_Event = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/modules/format.rs:43:31 [INFO] [stdout] | [INFO] [stdout] 43 | None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 43 - None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] 43 + None, Left(usize), Center(()), Right(usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:16 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env { [INFO] [stdout] | ^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock { [INFO] [stdout] | ^^^^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/compiler.rs:2961:5 [INFO] [stdout] | [INFO] [stdout] 2961 | replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 2961 | let _ = replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vm.rs:4452:23 [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env { [INFO] [stdout] | ^^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vm.rs:4831:20 [INFO] [stdout] | [INFO] [stdout] 4831 | panic!(self.exception_to_string(&e)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 4831 | panic!("{}", self.exception_to_string(&e)); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.15s [INFO] running `Command { std: "docker" "inspect" "5c4ead36d215ccf64a2e9f8cc3f80aeabacbed273dafaf27b04f5e6818da1c1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c4ead36d215ccf64a2e9f8cc3f80aeabacbed273dafaf27b04f5e6818da1c1a", kill_on_drop: false }` [INFO] [stdout] 5c4ead36d215ccf64a2e9f8cc3f80aeabacbed273dafaf27b04f5e6818da1c1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3ba964da890460c24b1882a387ce1d14ef91ad5747471afaa7317feff43d04c [INFO] running `Command { std: "docker" "start" "-a" "e3ba964da890460c24b1882a387ce1d14ef91ad5747471afaa7317feff43d04c", kill_on_drop: false }` [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/modules/graphics.rs:386:41 [INFO] [stdout] | [INFO] [stdout] 386 | let mut event: SDL_Event = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/modules/format.rs:43:31 [INFO] [stdout] | [INFO] [stdout] 43 | None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 43 - None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] 43 + None, Left(usize), Center(()), Right(usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:16 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env { [INFO] [stdout] | ^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock { [INFO] [stdout] | ^^^^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/compiler.rs:2961:5 [INFO] [stdout] | [INFO] [stdout] 2961 | replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 2961 | let _ = replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vm.rs:4452:23 [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env { [INFO] [stdout] | ^^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vm.rs:4831:20 [INFO] [stdout] | [INFO] [stdout] 4831 | panic!(self.exception_to_string(&e)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 4831 | panic!("{}", self.exception_to_string(&e)); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling moss v0.0.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/modules/graphics.rs:386:41 [INFO] [stdout] | [INFO] [stdout] 386 | let mut event: SDL_Event = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/modules/format.rs:43:31 [INFO] [stdout] | [INFO] [stdout] 43 | None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] | ------ ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 43 - None, Left(usize), Center(usize), Right(usize) [INFO] [stdout] 43 + None, Left(usize), Center(()), Right(usize) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:118:16 [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env { [INFO] [stdout] | ^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 118 | pub fn env(&mut self) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:129:17 [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock { [INFO] [stdout] | ^^^^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 129 | pub fn lock(&self) -> InterpreterLock<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/compiler.rs:2961:5 [INFO] [stdout] | [INFO] [stdout] 2961 | replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 2961 | let _ = replace(&mut self.fn_indices,fn_indices); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vm.rs:4452:23 [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env { [INFO] [stdout] | ^^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 4452 | pub fn get_env(state: &mut State) -> Env<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/vm.rs:4831:20 [INFO] [stdout] | [INFO] [stdout] 4831 | panic!(self.exception_to_string(&e)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 4831 | panic!("{}", self.exception_to_string(&e)); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stdout] --> src/objects/long-gmp.rs:91:27 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mpz = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/objects/long-gmp.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | _mp_alloc: c_int, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.43s [INFO] running `Command { std: "docker" "inspect" "e3ba964da890460c24b1882a387ce1d14ef91ad5747471afaa7317feff43d04c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3ba964da890460c24b1882a387ce1d14ef91ad5747471afaa7317feff43d04c", kill_on_drop: false }` [INFO] [stdout] e3ba964da890460c24b1882a387ce1d14ef91ad5747471afaa7317feff43d04c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c1effee08e803c1a2671aac3054c4a3038e87cc82848ade18ecd3c4bfeafe638 [INFO] running `Command { std: "docker" "start" "-a" "c1effee08e803c1a2671aac3054c4a3038e87cc82848ade18ecd3c4bfeafe638", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/objects/long-gmp.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use std::mem::uninitialized; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/objects/long-gmp.rs:83:27 [INFO] [stderr] | [INFO] [stderr] 83 | let mut mpz = uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/objects/long-gmp.rs:91:27 [INFO] [stderr] | [INFO] [stderr] 91 | let mut mpz = uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stderr] --> src/modules/graphics.rs:386:41 [INFO] [stderr] | [INFO] [stderr] 386 | let mut event: SDL_Event = mem::uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `0` is never read [INFO] [stderr] --> src/modules/format.rs:43:31 [INFO] [stderr] | [INFO] [stderr] 43 | None, Left(usize), Center(usize), Right(usize) [INFO] [stderr] | ------ ^^^^^ [INFO] [stderr] | | [INFO] [stderr] | field in this variant [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stderr] | [INFO] [stderr] 43 - None, Left(usize), Center(usize), Right(usize) [INFO] [stderr] 43 + None, Left(usize), Center(()), Right(usize) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:118:16 [INFO] [stderr] | [INFO] [stderr] 118 | pub fn env(&mut self) -> Env { [INFO] [stderr] | ^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 118 | pub fn env(&mut self) -> Env<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:129:17 [INFO] [stderr] | [INFO] [stderr] 129 | pub fn lock(&self) -> InterpreterLock { [INFO] [stderr] | ^^^^^ --------------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 129 | pub fn lock(&self) -> InterpreterLock<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/compiler.rs:2961:5 [INFO] [stderr] | [INFO] [stderr] 2961 | replace(&mut self.fn_indices,fn_indices); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 2961 | let _ = replace(&mut self.fn_indices,fn_indices); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/vm.rs:4452:23 [INFO] [stderr] | [INFO] [stderr] 4452 | pub fn get_env(state: &mut State) -> Env { [INFO] [stderr] | ^^^^^^^^^^ --- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 4452 | pub fn get_env(state: &mut State) -> Env<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/vm.rs:4831:20 [INFO] [stderr] | [INFO] [stderr] 4831 | panic!(self.exception_to_string(&e)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: add a "{}" format string to `Display` the message [INFO] [stderr] | [INFO] [stderr] 4831 | panic!("{}", self.exception_to_string(&e)); [INFO] [stderr] | +++++ [INFO] [stderr] [INFO] [stderr] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stderr] --> src/objects/long-gmp.rs:83:27 [INFO] [stderr] | [INFO] [stderr] 83 | let mut mpz = uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: integers must be initialized (in this struct field) [INFO] [stderr] --> src/objects/long-gmp.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | _mp_alloc: c_int, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `mpz_struct` does not permit being left uninitialized [INFO] [stderr] --> src/objects/long-gmp.rs:91:27 [INFO] [stderr] | [INFO] [stderr] 91 | let mut mpz = uninitialized(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: integers must be initialized (in this struct field) [INFO] [stderr] --> src/objects/long-gmp.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | _mp_alloc: c_int, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `moss` (lib) generated 12 warnings (run `cargo fix --lib -p moss` to apply 4 suggestions) [INFO] [stderr] warning: `moss` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/moss-e6a383108e1512dc) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/moss-1ad81deca18938c0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests moss [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c1effee08e803c1a2671aac3054c4a3038e87cc82848ade18ecd3c4bfeafe638", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1effee08e803c1a2671aac3054c4a3038e87cc82848ade18ecd3c4bfeafe638", kill_on_drop: false }` [INFO] [stdout] c1effee08e803c1a2671aac3054c4a3038e87cc82848ade18ecd3c4bfeafe638