[INFO] fetching crate classfmt 0.2.0... [INFO] checking classfmt-0.2.0 against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565 [INFO] extracting crate classfmt 0.2.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate classfmt 0.2.0 on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate classfmt 0.2.0 [INFO] finished tweaking crates.io crate classfmt 0.2.0 [INFO] tweaked toml for crates.io crate classfmt 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate classfmt 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f98415d632d5865d40bb503c5af8a2262ea158a64d5b2adcd1bbed6adfb1afc [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" "3f98415d632d5865d40bb503c5af8a2262ea158a64d5b2adcd1bbed6adfb1afc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f98415d632d5865d40bb503c5af8a2262ea158a64d5b2adcd1bbed6adfb1afc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f98415d632d5865d40bb503c5af8a2262ea158a64d5b2adcd1bbed6adfb1afc", kill_on_drop: false }` [INFO] [stdout] 3f98415d632d5865d40bb503c5af8a2262ea158a64d5b2adcd1bbed6adfb1afc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c569952160b3cad660216f2dd6cc3b6de872326dd5960d44653729feaa44c2e8 [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" "c569952160b3cad660216f2dd6cc3b6de872326dd5960d44653729feaa44c2e8", kill_on_drop: false }` [INFO] [stderr] Checking classfmt v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `io` [INFO] [stdout] --> src/raw_class.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | io, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ConstantTag` [INFO] [stdout] --> src/raw_class.rs:232:42 [INFO] [stdout] | [INFO] [stdout] 232 | use crate::constant_pool::{Constant, ConstantTag}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/raw_class.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut i = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/raw_class.rs:191:34 [INFO] [stdout] | [INFO] [stdout] 191 | &Constant::Utf8 {tag, length, bytes: s_bytes} => { [INFO] [stdout] | ^^^ help: try ignoring the field: `tag: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/raw_class.rs:191:39 [INFO] [stdout] | [INFO] [stdout] 191 | &Constant::Utf8 {tag, length, bytes: s_bytes} => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `length: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/raw_class.rs:254:33 [INFO] [stdout] | [INFO] [stdout] 254 | if let Constant::Utf8 { tag, length, bytes } = constant { [INFO] [stdout] | ^^^ help: try ignoring the field: `tag: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/raw_class.rs:254:38 [INFO] [stdout] | [INFO] [stdout] 254 | if let Constant::Utf8 { tag, length, bytes } = constant { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `length: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attribute_name_index` [INFO] [stdout] --> src/raw_class.rs:261:47 [INFO] [stdout] | [INFO] [stdout] 261 | if let Attribute::ConstantValue { attribute_name_index, attribute_length, constantvalue_index } = attribute { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `attribute_name_index: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attribute_length` [INFO] [stdout] --> src/raw_class.rs:261:69 [INFO] [stdout] | [INFO] [stdout] 261 | if let Attribute::ConstantValue { attribute_name_index, attribute_length, constantvalue_index } = attribute { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: try ignoring the field: `attribute_length: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/raw_class.rs:264:43 [INFO] [stdout] | [INFO] [stdout] 264 | if let Constant::Integer {tag, value} = constant { [INFO] [stdout] | ^^^ help: try ignoring the field: `tag: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raw_class.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut i = 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/raw_class.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut offset = 10; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PUBLIC` [INFO] [stdout] --> src/access_flags.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub const ACC_PUBLIC: u16 = 0x0001; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PRIVATE` [INFO] [stdout] --> src/access_flags.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | pub const ACC_PRIVATE: u16 = 0x0002; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PROTECTED` [INFO] [stdout] --> src/access_flags.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub const ACC_PROTECTED: u16 = 0x0004; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_STATIC` [INFO] [stdout] --> src/access_flags.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | pub const ACC_STATIC: u16 = 0x0008; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_FINAL` [INFO] [stdout] --> src/access_flags.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | pub const ACC_FINAL: u16 = 0x0010; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_VOLATILE` [INFO] [stdout] --> src/access_flags.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub const ACC_VOLATILE: u16 = 0x0040; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_TRANSIENT` [INFO] [stdout] --> src/access_flags.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub const ACC_TRANSIENT: u16 = 0x0080; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_SYNTHETIC` [INFO] [stdout] --> src/access_flags.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | pub const ACC_SYNTHETIC: u16 = 0x1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_ENUM` [INFO] [stdout] --> src/access_flags.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub const ACC_ENUM: u16 = 0x4000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/raw_class.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut i = 1; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tag` [INFO] [stdout] --> src/raw_class.rs:191:34 [INFO] [stdout] | [INFO] [stdout] 191 | &Constant::Utf8 {tag, length, bytes: s_bytes} => { [INFO] [stdout] | ^^^ help: try ignoring the field: `tag: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/raw_class.rs:191:39 [INFO] [stdout] | [INFO] [stdout] 191 | &Constant::Utf8 {tag, length, bytes: s_bytes} => { [INFO] [stdout] | ^^^^^^ help: try ignoring the field: `length: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/raw_class.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 31 | let mut i = 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/raw_class.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut offset = 10; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PUBLIC` [INFO] [stdout] --> src/access_flags.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | pub const ACC_PUBLIC: u16 = 0x0001; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PRIVATE` [INFO] [stdout] --> src/access_flags.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | pub const ACC_PRIVATE: u16 = 0x0002; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_PROTECTED` [INFO] [stdout] --> src/access_flags.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | pub const ACC_PROTECTED: u16 = 0x0004; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_STATIC` [INFO] [stdout] --> src/access_flags.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | pub const ACC_STATIC: u16 = 0x0008; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_FINAL` [INFO] [stdout] --> src/access_flags.rs:5:1 [INFO] [stdout] | [INFO] [stdout] 5 | pub const ACC_FINAL: u16 = 0x0010; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_VOLATILE` [INFO] [stdout] --> src/access_flags.rs:6:1 [INFO] [stdout] | [INFO] [stdout] 6 | pub const ACC_VOLATILE: u16 = 0x0040; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_TRANSIENT` [INFO] [stdout] --> src/access_flags.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | pub const ACC_TRANSIENT: u16 = 0x0080; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_SYNTHETIC` [INFO] [stdout] --> src/access_flags.rs:8:1 [INFO] [stdout] | [INFO] [stdout] 8 | pub const ACC_SYNTHETIC: u16 = 0x1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `ACC_ENUM` [INFO] [stdout] --> src/access_flags.rs:9:1 [INFO] [stdout] | [INFO] [stdout] 9 | pub const ACC_ENUM: u16 = 0x4000; [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 1.01s [INFO] running `Command { std: "docker" "inspect" "c569952160b3cad660216f2dd6cc3b6de872326dd5960d44653729feaa44c2e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c569952160b3cad660216f2dd6cc3b6de872326dd5960d44653729feaa44c2e8", kill_on_drop: false }` [INFO] [stdout] c569952160b3cad660216f2dd6cc3b6de872326dd5960d44653729feaa44c2e8