[INFO] updating cached repository https://github.com/TrolledWoods/CruelSynth [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ebd70b997cd4ce7860b57747838255a27fbfdf3f [INFO] testing TrolledWoods/CruelSynth against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FCruelSynth" "/workspace/builds/worker-8/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TrolledWoods/CruelSynth on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/TrolledWoods/CruelSynth [INFO] finished tweaking git repo https://github.com/TrolledWoods/CruelSynth [INFO] tweaked toml for git repo https://github.com/TrolledWoods/CruelSynth written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/TrolledWoods/CruelSynth already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c24a72168088778f124460a9a0b8e6081603269a7cd468b16223e65cb07a06cd [INFO] running `"docker" "start" "-a" "c24a72168088778f124460a9a0b8e6081603269a7cd468b16223e65cb07a06cd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling cruel v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `MaybeId`, `NodeKind`, `Probe` [INFO] [stderr] --> src/synth/execution_data.rs:2:14 [INFO] [stderr] | [INFO] [stderr] 2 | use super::{ NodeKind, Node, MAX_INPUTS, Synth, Id, MaybeId, Probe }; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/lang/compile.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::lang::parser::{ self, Node, CommandNode, ExpressionNode }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::operator::Operator` [INFO] [stderr] --> src/lang/compile.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Path` is imported redundantly [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 1 | use std::path::Path; [INFO] [stderr] | --------------- the item `Path` is already imported here [INFO] [stderr] ... [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `operator::Operator` [INFO] [stderr] --> src/main.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | use operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:25:18 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lang/parser.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 277 | c => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | let mut data = synth.initial_data.clone(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | let mut range = &mut data[start..end]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:18 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:28 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: private type `synth::MaybeId` in public interface (error E0446) [INFO] [stderr] --> src/synth/mod.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn maybe(self) -> MaybeId { [INFO] [stderr] 17 | | MaybeId(self.0) [INFO] [stderr] 18 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_output` [INFO] [stderr] --> src/synth/execution_data.rs:112:12 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn get_node_output(&self, node: &Node, output: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/synth/execution_data.rs:131:12 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn new(size: usize, probing: Id) -> ProbeData { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_option` [INFO] [stderr] --> src/synth/mod.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | fn from_option(option: Option) -> MaybeId { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_usize` [INFO] [stderr] --> src/synth/mod.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | fn get_usize(self) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_data` [INFO] [stderr] --> src/synth/mod.rs:126:12 [INFO] [stderr] | [INFO] [stderr] 126 | pub fn get_node_data<'a>(&'a self, node: Id) -> Option<&'a [f32]> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node` [INFO] [stderr] --> src/synth/mod.rs:134:12 [INFO] [stderr] | [INFO] [stderr] 134 | pub fn get_node<'a>(&'a self, node: Id) -> Option<&'a Node> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_constant` [INFO] [stderr] --> src/synth/mod.rs:215:12 [INFO] [stderr] | [INFO] [stderr] 215 | pub fn is_constant(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tokens` [INFO] [stderr] --> src/lang/tokenize.rs:74:8 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn print_tokens(tokens: &[Token]) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ExpectedArgList` [INFO] [stderr] --> src/lang/parser.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ExpectedArgList, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TestError` [INFO] [stderr] --> src/lang/mod.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | TestError, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/synth/mod.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | writeln!(f, " {:?}", probe); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function `parse_command__ident` should have a snake case name [INFO] [stderr] --> src/lang/parser.rs:114:4 [INFO] [stderr] | [INFO] [stderr] 114 | fn parse_command__ident(tokens: &mut Peekable>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_command_ident` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.92s [INFO] running `"docker" "inspect" "c24a72168088778f124460a9a0b8e6081603269a7cd468b16223e65cb07a06cd"` [INFO] running `"docker" "rm" "-f" "c24a72168088778f124460a9a0b8e6081603269a7cd468b16223e65cb07a06cd"` [INFO] [stdout] c24a72168088778f124460a9a0b8e6081603269a7cd468b16223e65cb07a06cd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 76b503af0e094db5758249a10d7bf0997c5023e2d7e955627b47335fd946e456 [INFO] running `"docker" "start" "-a" "76b503af0e094db5758249a10d7bf0997c5023e2d7e955627b47335fd946e456"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling cruel v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `MaybeId`, `NodeKind`, `Probe` [INFO] [stderr] --> src/synth/execution_data.rs:2:14 [INFO] [stderr] | [INFO] [stderr] 2 | use super::{ NodeKind, Node, MAX_INPUTS, Synth, Id, MaybeId, Probe }; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/lang/compile.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::lang::parser::{ self, Node, CommandNode, ExpressionNode }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::operator::Operator` [INFO] [stderr] --> src/lang/compile.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Path` is imported redundantly [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 1 | use std::path::Path; [INFO] [stderr] | --------------- the item `Path` is already imported here [INFO] [stderr] ... [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `operator::Operator` [INFO] [stderr] --> src/main.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | use operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:25:18 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lang/parser.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 277 | c => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | let mut data = synth.initial_data.clone(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | let mut range = &mut data[start..end]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:18 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:28 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: private type `synth::MaybeId` in public interface (error E0446) [INFO] [stderr] --> src/synth/mod.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn maybe(self) -> MaybeId { [INFO] [stderr] 17 | | MaybeId(self.0) [INFO] [stderr] 18 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_output` [INFO] [stderr] --> src/synth/execution_data.rs:112:12 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn get_node_output(&self, node: &Node, output: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/synth/execution_data.rs:131:12 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn new(size: usize, probing: Id) -> ProbeData { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_option` [INFO] [stderr] --> src/synth/mod.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | fn from_option(option: Option) -> MaybeId { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_usize` [INFO] [stderr] --> src/synth/mod.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | fn get_usize(self) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_data` [INFO] [stderr] --> src/synth/mod.rs:126:12 [INFO] [stderr] | [INFO] [stderr] 126 | pub fn get_node_data<'a>(&'a self, node: Id) -> Option<&'a [f32]> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node` [INFO] [stderr] --> src/synth/mod.rs:134:12 [INFO] [stderr] | [INFO] [stderr] 134 | pub fn get_node<'a>(&'a self, node: Id) -> Option<&'a Node> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_constant` [INFO] [stderr] --> src/synth/mod.rs:215:12 [INFO] [stderr] | [INFO] [stderr] 215 | pub fn is_constant(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tokens` [INFO] [stderr] --> src/lang/tokenize.rs:74:8 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn print_tokens(tokens: &[Token]) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ExpectedArgList` [INFO] [stderr] --> src/lang/parser.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ExpectedArgList, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TestError` [INFO] [stderr] --> src/lang/mod.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | TestError, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/synth/mod.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | writeln!(f, " {:?}", probe); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function `parse_command__ident` should have a snake case name [INFO] [stderr] --> src/lang/parser.rs:114:4 [INFO] [stderr] | [INFO] [stderr] 114 | fn parse_command__ident(tokens: &mut Peekable>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_command_ident` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `"docker" "inspect" "76b503af0e094db5758249a10d7bf0997c5023e2d7e955627b47335fd946e456"` [INFO] running `"docker" "rm" "-f" "76b503af0e094db5758249a10d7bf0997c5023e2d7e955627b47335fd946e456"` [INFO] [stdout] 76b503af0e094db5758249a10d7bf0997c5023e2d7e955627b47335fd946e456 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stdout] 8de3008a92a7158c61b16ff6b66ade82ea2d9db7c659b1aec71a859d045ffb9a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "8de3008a92a7158c61b16ff6b66ade82ea2d9db7c659b1aec71a859d045ffb9a"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused imports: `MaybeId`, `NodeKind`, `Probe` [INFO] [stderr] --> src/synth/execution_data.rs:2:14 [INFO] [stderr] | [INFO] [stderr] 2 | use super::{ NodeKind, Node, MAX_INPUTS, Synth, Id, MaybeId, Probe }; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `self` [INFO] [stderr] --> src/lang/compile.rs:1:28 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::lang::parser::{ self, Node, CommandNode, ExpressionNode }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::operator::Operator` [INFO] [stderr] --> src/lang/compile.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Path` [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Path` is imported redundantly [INFO] [stderr] --> src/main.rs:9:22 [INFO] [stderr] | [INFO] [stderr] 1 | use std::path::Path; [INFO] [stderr] | --------------- the item `Path` is already imported here [INFO] [stderr] ... [INFO] [stderr] 9 | use std::path::{ Path, PathBuf }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `operator::Operator` [INFO] [stderr] --> src/main.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | use operator::Operator; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression [INFO] [stderr] --> src/main.rs:25:18 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:25:13 [INFO] [stderr] | [INFO] [stderr] 25 | for i in (0..(48000.0 * time) as usize) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/lang/parser.rs:277:9 [INFO] [stderr] | [INFO] [stderr] 277 | c => { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:39:13 [INFO] [stderr] | [INFO] [stderr] 39 | let mut data = synth.initial_data.clone(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:71:17 [INFO] [stderr] | [INFO] [stderr] 71 | let mut range = &mut data[start..end]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:18 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/synth/execution_data.rs:76:28 [INFO] [stderr] | [INFO] [stderr] 76 | let (mut data, mut outputs) = range.split_at_mut(node.kind.n_data_allocations()); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: private type `synth::MaybeId` in public interface (error E0446) [INFO] [stderr] --> src/synth/mod.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | / pub fn maybe(self) -> MaybeId { [INFO] [stderr] 17 | | MaybeId(self.0) [INFO] [stderr] 18 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(private_in_public)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #34537 [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_output` [INFO] [stderr] --> src/synth/execution_data.rs:112:12 [INFO] [stderr] | [INFO] [stderr] 112 | pub fn get_node_output(&self, node: &Node, output: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `new` [INFO] [stderr] --> src/synth/execution_data.rs:131:12 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn new(size: usize, probing: Id) -> ProbeData { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from_option` [INFO] [stderr] --> src/synth/mod.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | fn from_option(option: Option) -> MaybeId { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_usize` [INFO] [stderr] --> src/synth/mod.rs:58:8 [INFO] [stderr] | [INFO] [stderr] 58 | fn get_usize(self) -> Option { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node_data` [INFO] [stderr] --> src/synth/mod.rs:126:12 [INFO] [stderr] | [INFO] [stderr] 126 | pub fn get_node_data<'a>(&'a self, node: Id) -> Option<&'a [f32]> { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_node` [INFO] [stderr] --> src/synth/mod.rs:134:12 [INFO] [stderr] | [INFO] [stderr] 134 | pub fn get_node<'a>(&'a self, node: Id) -> Option<&'a Node> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_constant` [INFO] [stderr] --> src/synth/mod.rs:215:12 [INFO] [stderr] | [INFO] [stderr] 215 | pub fn is_constant(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_tokens` [INFO] [stderr] --> src/lang/tokenize.rs:74:8 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn print_tokens(tokens: &[Token]) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `ExpectedArgList` [INFO] [stderr] --> src/lang/parser.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | ExpectedArgList, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `TestError` [INFO] [stderr] --> src/lang/mod.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | TestError, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/synth/mod.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | writeln!(f, " {:?}", probe); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: function `parse_command__ident` should have a snake case name [INFO] [stderr] --> src/lang/parser.rs:114:4 [INFO] [stderr] | [INFO] [stderr] 114 | fn parse_command__ident(tokens: &mut Peekable>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `parse_command_ident` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/cruel-82835d053394fa66 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "8de3008a92a7158c61b16ff6b66ade82ea2d9db7c659b1aec71a859d045ffb9a"` [INFO] running `"docker" "rm" "-f" "8de3008a92a7158c61b16ff6b66ade82ea2d9db7c659b1aec71a859d045ffb9a"` [INFO] [stdout] 8de3008a92a7158c61b16ff6b66ade82ea2d9db7c659b1aec71a859d045ffb9a