[INFO] cloning repository https://github.com/eigenform/machine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eigenform/machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fmachine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fmachine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c1183400dc8190903492f979f30276a54d1a2cb
[INFO] checking eigenform/machine against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feigenform%2Fmachine" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/eigenform/machine
[INFO] finished tweaking git repo https://github.com/eigenform/machine
[INFO] tweaked toml for git repo https://github.com/eigenform/machine written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/eigenform/machine on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/eigenform/machine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b58173859164bfd2aae172fcf87746f065f35c72821ebbfe47da5994586621d
[INFO] running `Command { std: "docker" "start" "-a" "7b58173859164bfd2aae172fcf87746f065f35c72821ebbfe47da5994586621d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b58173859164bfd2aae172fcf87746f065f35c72821ebbfe47da5994586621d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b58173859164bfd2aae172fcf87746f065f35c72821ebbfe47da5994586621d", kill_on_drop: false }`
[INFO] [stdout] 7b58173859164bfd2aae172fcf87746f065f35c72821ebbfe47da5994586621d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a82d0c4ce7f03140de9f2084f6b300ba0529afa3064dc5337ed4e0a304f2946
[INFO] running `Command { std: "docker" "start" "-a" "4a82d0c4ce7f03140de9f2084f6b300ba0529afa3064dc5337ed4e0a304f2946", kill_on_drop: false }`
[INFO] [stderr]     Checking machine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_log)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `int_log` has been stable since 1.67.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(int_log)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]   --> src/memory/cache.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let res = (self.seed & ((1 << NWAY.log2()) - 1));
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let res = (self.seed & ((1 << NWAY.ilog2()) - 1));
[INFO] [stdout]    |                                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]   --> src/memory/cache.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let res = (self.seed & ((1 << NWAY.log2()) - 1));
[INFO] [stdout]    |                                            ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let res = (self.seed & ((1 << NWAY.ilog2()) - 1));
[INFO] [stdout]    |                                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]   --> src/memory/cache.rs:85:43
[INFO] [stdout]    |
[INFO] [stdout] 85 |             self.seed = self.seed >> NWAY.log2();
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 85 |             self.seed = self.seed >> NWAY.ilog2();
[INFO] [stdout]    |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]   --> src/memory/cache.rs:85:43
[INFO] [stdout]    |
[INFO] [stdout] 85 |             self.seed = self.seed >> NWAY.log2();
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]    |
[INFO] [stdout] 85 |             self.seed = self.seed >> NWAY.ilog2();
[INFO] [stdout]    |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:192:31
[INFO] [stdout]     |
[INFO] [stdout] 192 |         (addr & ((1 << NBYTES.log2()) - 1))
[INFO] [stdout]     |                               ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 192 |         (addr & ((1 << NBYTES.ilog2()) - 1))
[INFO] [stdout]     |                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:192:31
[INFO] [stdout]     |
[INFO] [stdout] 192 |         (addr & ((1 << NBYTES.log2()) - 1))
[INFO] [stdout]     |                               ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 192 |         (addr & ((1 << NBYTES.ilog2()) - 1))
[INFO] [stdout]     |                               +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:196:27
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.ilog2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:196:27
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                           ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.ilog2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:196:49
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.ilog2()) - 1) ) 
[INFO] [stdout]     |                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:196:49
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.log2()) - 1) ) 
[INFO] [stdout]     |                                                 ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 196 |         ( (addr >> NBYTES.log2()) & ((1 << NSET.ilog2()) - 1) ) 
[INFO] [stdout]     |                                                 +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:200:30
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.log2();
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.ilog2() + NSET.log2();
[INFO] [stdout]     |                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:200:30
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.log2();
[INFO] [stdout]     |                              ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.ilog2() + NSET.log2();
[INFO] [stdout]     |                              +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:200:44
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.log2();
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.ilog2();
[INFO] [stdout]     |                                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `log2` found for type `usize` in the current scope
[INFO] [stdout]    --> src/memory/cache.rs:200:44
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.log2();
[INFO] [stdout]     |                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `ilog2` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let bit_idx = NBYTES.log2() + NSET.ilog2();
[INFO] [stdout]     |                                            +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/isa/rv32i.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/isa/rv32i.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             Self::Eq => "eq",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 210 |             Self::Ne => "ne",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 211 |             Self::Lt => "lt",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 212 |             Self::Ge => "ge",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 215 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/isa/rv32i.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 215 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/isa/rv32i.rs:215:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             Self::Eq => "eq",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 210 |             Self::Ne => "ne",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 211 |             Self::Lt => "lt",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] 212 |             Self::Ge => "ge",
[INFO] [stdout]     |             -------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 215 |             _ => unimplemented!(),
[INFO] [stdout]     |             ^ ...and 2 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:128:27
[INFO] [stdout]     |
[INFO] [stdout] 128 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/memory/cache.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:128:27
[INFO] [stdout]     |
[INFO] [stdout] 128 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/memory/cache.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/memory/cache.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:144:27
[INFO] [stdout]     |
[INFO] [stdout] 144 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tag`
[INFO] [stdout]    --> src/memory/cache.rs:144:22
[INFO] [stdout]     |
[INFO] [stdout] 144 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_tag`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:144:27
[INFO] [stdout]     |
[INFO] [stdout] 144 |         if let Some((tag, line)) = self.snoop_mut_checked(addr) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:227:26
[INFO] [stdout]     |
[INFO] [stdout] 227 |             .find(|(tag, line)| !tag.valid)
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:227:26
[INFO] [stdout]     |
[INFO] [stdout] 227 |             .find(|(tag, line)| !tag.valid)
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |         for (tag, line) in self.tags[set].iter_mut()
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/memory/cache.rs:249:19
[INFO] [stdout]     |
[INFO] [stdout] 249 |         for (tag, line) in self.tags[set].iter_mut()
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]    --> src/memory/cache.rs:258:20
[INFO] [stdout]     |
[INFO] [stdout] 258 |         for (tags, lines) in self.tags.iter_mut().zip(self.sets.iter_mut()) {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lines`
[INFO] [stdout]    --> src/memory/cache.rs:258:20
[INFO] [stdout]     |
[INFO] [stdout] 258 |         for (tags, lines) in self.tags.iter_mut().zip(self.sets.iter_mut()) {
[INFO] [stdout]     |                    ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> src/memory/cache.rs:293:18
[INFO] [stdout]     |
[INFO] [stdout] 293 |             for (idx, addr) in r.step_by(64).enumerate() 
[INFO] [stdout]     |                  ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `machine` (lib) due to 7 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `machine` (lib test) due to 7 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "4a82d0c4ce7f03140de9f2084f6b300ba0529afa3064dc5337ed4e0a304f2946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a82d0c4ce7f03140de9f2084f6b300ba0529afa3064dc5337ed4e0a304f2946", kill_on_drop: false }`
[INFO] [stdout] 4a82d0c4ce7f03140de9f2084f6b300ba0529afa3064dc5337ed4e0a304f2946
