[INFO] cloning repository https://github.com/hansihe/beam_code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hansihe/beam_code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Fbeam_code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Fbeam_code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 64f05a3f331e5ca9fc19c2501739c248995b9587 [INFO] testing hansihe/beam_code against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhansihe%2Fbeam_code" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hansihe/beam_code on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hansihe/beam_code [INFO] finished tweaking git repo https://github.com/hansihe/beam_code [INFO] tweaked toml for git repo https://github.com/hansihe/beam_code written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/hansihe/beam_code already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b4a38670d398409c93febad29910405e332edb6bd9912a853ba431d94caa4fa [INFO] running `Command { std: "docker" "start" "-a" "5b4a38670d398409c93febad29910405e332edb6bd9912a853ba431d94caa4fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b4a38670d398409c93febad29910405e332edb6bd9912a853ba431d94caa4fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b4a38670d398409c93febad29910405e332edb6bd9912a853ba431d94caa4fa", kill_on_drop: false }` [INFO] [stdout] 5b4a38670d398409c93febad29910405e332edb6bd9912a853ba431d94caa4fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bb3975cd5a263126551029a39268e814278febb133116c46eb337c70d7656d73 [INFO] running `Command { std: "docker" "start" "-a" "bb3975cd5a263126551029a39268e814278febb133116c46eb337c70d7656d73", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.26 [INFO] [stderr] Compiling num-traits v0.1.39 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.4.1 [INFO] [stderr] Compiling serde v1.0.10 [INFO] [stderr] Compiling either v1.1.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling thread_local v0.3.4 [INFO] [stderr] Compiling itertools v0.6.0 [INFO] [stderr] Compiling libflate v0.1.9 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling num-integer v0.1.34 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling beam_file v0.2.2 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling num-bigint v0.1.39 [INFO] [stderr] Compiling num-complex v0.1.38 [INFO] [stderr] Compiling num-rational v0.1.38 [INFO] [stderr] Compiling string-intern v0.1.6 [INFO] [stderr] Compiling num v0.1.39 [INFO] [stderr] Compiling eetf v0.3.6 [INFO] [stderr] Compiling beam_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `::std::rc::Rc` [INFO] [stdout] --> src/op.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ::std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Literal` [INFO] [stdout] --> src/ssa/mod.rs:5:52 [INFO] [stdout] | [INFO] [stdout] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ssa/mod.rs:493:56 [INFO] [stdout] | [INFO] [stdout] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GraphAccessor` [INFO] [stdout] --> src/graph/dfs.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/graph/mod.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `atom_num` [INFO] [stdout] --> src/beam_module.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | for atom_num in 0..len { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssa/mod.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for mut op in block.ops.iter_mut() { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x_reg` [INFO] [stdout] --> src/op.rs:687:8 [INFO] [stdout] | [INFO] [stdout] 687 | fn x_reg(num: u32) -> Source { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `GraphAccessor` [INFO] [stdout] --> src/graph/mod.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `::std::rc::Rc` [INFO] [stdout] --> src/op.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ::std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Literal` [INFO] [stdout] --> src/ssa/mod.rs:5:52 [INFO] [stdout] | [INFO] [stdout] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ssa/mod.rs:493:56 [INFO] [stdout] | [INFO] [stdout] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GraphAccessor` [INFO] [stdout] --> src/graph/dfs.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/graph/mod.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `atom_num` [INFO] [stdout] --> src/beam_module.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | for atom_num in 0..len { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssa/mod.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for mut op in block.ops.iter_mut() { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_reads_labels` [INFO] [stdout] --> src/op.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn with_reads_labels(kind: OpKind, reads: Vec, labels: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CaseEnd` [INFO] [stdout] --> src/op.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | CaseEnd, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x_reg` [INFO] [stdout] --> src/op.rs:687:8 [INFO] [stdout] | [INFO] [stdout] 687 | fn x_reg(num: u32) -> Source { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_register` [INFO] [stdout] --> src/op.rs:691:12 [INFO] [stdout] | [INFO] [stdout] 691 | pub fn get_register(&self) -> Register { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_register` [INFO] [stdout] --> src/ssa/representation.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn get_register(&self) -> SSARegister { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `GraphAccessor` [INFO] [stdout] --> src/graph/mod.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.51s [INFO] running `Command { std: "docker" "inspect" "bb3975cd5a263126551029a39268e814278febb133116c46eb337c70d7656d73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb3975cd5a263126551029a39268e814278febb133116c46eb337c70d7656d73", kill_on_drop: false }` [INFO] [stdout] bb3975cd5a263126551029a39268e814278febb133116c46eb337c70d7656d73 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33f777925a6c511df8effa5057b89fa77831df5be98b0bfb1b87c6cd15c5636d [INFO] running `Command { std: "docker" "start" "-a" "33f777925a6c511df8effa5057b89fa77831df5be98b0bfb1b87c6cd15c5636d", kill_on_drop: false }` [INFO] [stderr] Compiling beam_code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `::std::rc::Rc` [INFO] [stdout] --> src/op.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ::std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Literal` [INFO] [stdout] --> src/ssa/mod.rs:5:52 [INFO] [stdout] | [INFO] [stdout] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ssa/mod.rs:493:56 [INFO] [stdout] | [INFO] [stdout] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GraphAccessor` [INFO] [stdout] --> src/graph/dfs.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/graph/mod.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `atom_num` [INFO] [stdout] --> src/beam_module.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | for atom_num in 0..len { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssa/mod.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for mut op in block.ops.iter_mut() { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x_reg` [INFO] [stdout] --> src/op.rs:687:8 [INFO] [stdout] | [INFO] [stdout] 687 | fn x_reg(num: u32) -> Source { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `GraphAccessor` [INFO] [stdout] --> src/graph/mod.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `::std::rc::Rc` [INFO] [stdout] --> src/op.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ::std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Literal` [INFO] [stdout] --> src/ssa/mod.rs:5:52 [INFO] [stdout] | [INFO] [stdout] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ssa/mod.rs:493:56 [INFO] [stdout] | [INFO] [stdout] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GraphAccessor` [INFO] [stdout] --> src/graph/dfs.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/graph/mod.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `::std::rc::Rc` [INFO] [stdout] --> src/op.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ::std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Literal` [INFO] [stdout] --> src/ssa/mod.rs:5:52 [INFO] [stdout] | [INFO] [stdout] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/ssa/mod.rs:493:56 [INFO] [stdout] | [INFO] [stdout] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `GraphAccessor` [INFO] [stdout] --> src/graph/dfs.rs:5:14 [INFO] [stdout] | [INFO] [stdout] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/graph/mod.rs:14:34 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `atom_num` [INFO] [stdout] --> src/beam_module.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | for atom_num in 0..len { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `atom_num` [INFO] [stdout] --> src/beam_module.rs:218:9 [INFO] [stdout] | [INFO] [stdout] 218 | for atom_num in 0..len { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssa/mod.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for mut op in block.ops.iter_mut() { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ssa/mod.rs:400:9 [INFO] [stdout] | [INFO] [stdout] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stdout] | [INFO] [stdout] 405 | for mut op in block.ops.iter_mut() { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x_reg` [INFO] [stdout] --> src/op.rs:687:8 [INFO] [stdout] | [INFO] [stdout] 687 | fn x_reg(num: u32) -> Source { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `GraphAccessor` [INFO] [stdout] --> src/graph/mod.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_reads_labels` [INFO] [stdout] --> src/op.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn with_reads_labels(kind: OpKind, reads: Vec, labels: Vec) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CaseEnd` [INFO] [stdout] --> src/op.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | CaseEnd, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `x_reg` [INFO] [stdout] --> src/op.rs:687:8 [INFO] [stdout] | [INFO] [stdout] 687 | fn x_reg(num: u32) -> Source { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_register` [INFO] [stdout] --> src/op.rs:691:12 [INFO] [stdout] | [INFO] [stdout] 691 | pub fn get_register(&self) -> Register { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_register` [INFO] [stdout] --> src/ssa/representation.rs:63:12 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn get_register(&self) -> SSARegister { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `GraphAccessor` [INFO] [stdout] --> src/graph/mod.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.47s [INFO] running `Command { std: "docker" "inspect" "33f777925a6c511df8effa5057b89fa77831df5be98b0bfb1b87c6cd15c5636d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33f777925a6c511df8effa5057b89fa77831df5be98b0bfb1b87c6cd15c5636d", kill_on_drop: false }` [INFO] [stdout] 33f777925a6c511df8effa5057b89fa77831df5be98b0bfb1b87c6cd15c5636d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 80271fc219205d22f6ef2ce6acd9b2af7306dc65757ce49d9828c2c85de390d2 [INFO] running `Command { std: "docker" "start" "-a" "80271fc219205d22f6ef2ce6acd9b2af7306dc65757ce49d9828c2c85de390d2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `::std::rc::Rc` [INFO] [stderr] --> src/op.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use ::std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Literal` [INFO] [stderr] --> src/ssa/mod.rs:5:52 [INFO] [stderr] | [INFO] [stderr] 5 | use ::op::{ Op, LabelId, Register, OpKind, Source, Literal }; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/ssa/mod.rs:493:56 [INFO] [stderr] | [INFO] [stderr] 493 | pub fn function_to_dot(function: &SSAFunction, w: &mut Write) -> ::std::io::Result<()> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused import: `GraphAccessor` [INFO] [stderr] --> src/graph/dfs.rs:5:14 [INFO] [stderr] | [INFO] [stderr] 5 | use super::{ GraphAccessor, GraphDfs }; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/graph/mod.rs:14:34 [INFO] [stderr] | [INFO] [stderr] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(NodeId, usize) -> Option` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: unused variable: `atom_num` [INFO] [stderr] --> src/beam_module.rs:218:9 [INFO] [stderr] | [INFO] [stderr] 218 | for atom_num in 0..len { [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_atom_num` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/ssa/mod.rs:400:9 [INFO] [stderr] | [INFO] [stderr] 400 | for mut block in fun.blocks.values_mut() { [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/ssa/mod.rs:405:13 [INFO] [stderr] | [INFO] [stderr] 405 | for mut op in block.ops.iter_mut() { [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `x_reg` [INFO] [stderr] --> src/op.rs:687:8 [INFO] [stderr] | [INFO] [stderr] 687 | fn x_reg(num: u32) -> Source { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `GraphAccessor` [INFO] [stderr] --> src/graph/mod.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | pub type GraphAccessor = Fn(NodeId, usize) -> Option; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `beam_code` (lib) generated 10 warnings [INFO] [stderr] warning: `beam_code` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] warning: associated function is never used: `with_reads_labels` [INFO] [stderr] --> src/op.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn with_reads_labels(kind: OpKind, reads: Vec, labels: Vec) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `CaseEnd` [INFO] [stderr] --> src/op.rs:156:5 [INFO] [stderr] | [INFO] [stderr] 156 | CaseEnd, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `x_reg` [INFO] [stderr] --> src/op.rs:687:8 [INFO] [stderr] | [INFO] [stderr] 687 | fn x_reg(num: u32) -> Source { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_register` [INFO] [stderr] --> src/op.rs:691:12 [INFO] [stderr] | [INFO] [stderr] 691 | pub fn get_register(&self) -> Register { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `get_register` [INFO] [stderr] --> src/ssa/representation.rs:63:12 [INFO] [stderr] | [INFO] [stderr] 63 | pub fn get_register(&self) -> SSARegister { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `beam_code` (bin "beam_code" test) generated 14 warnings (9 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/beam_code-c3b0247ac21b0db6) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/beam_code-7f35275e89b879ca) [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] [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 beam_code [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" "80271fc219205d22f6ef2ce6acd9b2af7306dc65757ce49d9828c2c85de390d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80271fc219205d22f6ef2ce6acd9b2af7306dc65757ce49d9828c2c85de390d2", kill_on_drop: false }` [INFO] [stdout] 80271fc219205d22f6ef2ce6acd9b2af7306dc65757ce49d9828c2c85de390d2