[INFO] fetching crate chip8_vm 0.4.0... [INFO] checking chip8_vm-0.4.0 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] extracting crate chip8_vm 0.4.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate chip8_vm 0.4.0 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate chip8_vm 0.4.0 [INFO] finished tweaking crates.io crate chip8_vm 0.4.0 [INFO] tweaked toml for crates.io crate chip8_vm 0.4.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24c4ba23d57a88cfcc3d94951c00c824c184b83a24042a26956826a798ba13f9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "24c4ba23d57a88cfcc3d94951c00c824c184b83a24042a26956826a798ba13f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24c4ba23d57a88cfcc3d94951c00c824c184b83a24042a26956826a798ba13f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24c4ba23d57a88cfcc3d94951c00c824c184b83a24042a26956826a798ba13f9", kill_on_drop: false }` [INFO] [stdout] 24c4ba23d57a88cfcc3d94951c00c824c184b83a24042a26956826a798ba13f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7105f1333a5a9f1894ab939345f233428d77a8405e29e1d4ba1c69122644ad7a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7105f1333a5a9f1894ab939345f233428d77a8405e29e1d4ba1c69122644ad7a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking chip8_vm v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/vm.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | try!(reader.read_to_end(&mut rom)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/vm.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | try!(ram.write_all(rom.as_ref())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:116:45 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn load_rom(&mut self, reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:133:41 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn dump_ram(&self, writer: &mut Write) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/vm.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | try!(reader.read_to_end(&mut rom)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stdout] --> src/vm.rs:127:9 [INFO] [stdout] | [INFO] [stdout] 127 | try!(ram.write_all(rom.as_ref())); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:116:45 [INFO] [stdout] | [INFO] [stdout] 116 | pub fn load_rom(&mut self, reader: &mut Read) -> Result { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/vm.rs:133:41 [INFO] [stdout] | [INFO] [stdout] 133 | pub fn dump_ram(&self, writer: &mut Write) { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:17:39 [INFO] [stdout] | [INFO] [stdout] 17 | return write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:17:39 [INFO] [stdout] | [INFO] [stdout] 17 | return write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vm.rs:341:21 [INFO] [stdout] | [INFO] [stdout] 341 | let mut dst = &mut self.ram[i..i+vx+1]; [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: variable does not need to be mutable [INFO] [stdout] --> src/vm.rs:341:21 [INFO] [stdout] | [INFO] [stdout] 341 | let mut dst = &mut self.ram[i..i+vx+1]; [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.80s [INFO] running `Command { std: "docker" "inspect" "7105f1333a5a9f1894ab939345f233428d77a8405e29e1d4ba1c69122644ad7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7105f1333a5a9f1894ab939345f233428d77a8405e29e1d4ba1c69122644ad7a", kill_on_drop: false }` [INFO] [stdout] 7105f1333a5a9f1894ab939345f233428d77a8405e29e1d4ba1c69122644ad7a