[INFO] cloning repository https://github.com/atraber/rust-riscv-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atraber/rust-riscv-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatraber%2Frust-riscv-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatraber%2Frust-riscv-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 028e59ceb8bf5c2b1a7cd4c5e1e1d80148e678f9
[INFO] testing atraber/rust-riscv-sim against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatraber%2Frust-riscv-sim" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atraber/rust-riscv-sim on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atraber/rust-riscv-sim
[INFO] finished tweaking git repo https://github.com/atraber/rust-riscv-sim
[INFO] tweaked toml for git repo https://github.com/atraber/rust-riscv-sim written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/atraber/rust-riscv-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/cole14/rust-elf`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 860781bcb295f45b69820309032e3dd79b10efc54fabefcaac2a5f9f2d361802
[INFO] running `Command { std: "docker" "start" "-a" "860781bcb295f45b69820309032e3dd79b10efc54fabefcaac2a5f9f2d361802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "860781bcb295f45b69820309032e3dd79b10efc54fabefcaac2a5f9f2d361802", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860781bcb295f45b69820309032e3dd79b10efc54fabefcaac2a5f9f2d361802", kill_on_drop: false }`
[INFO] [stdout] 860781bcb295f45b69820309032e3dd79b10efc54fabefcaac2a5f9f2d361802
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bfd98dd847876abffcdb8daaebc2bc7197a395c29d301efff86f29a21ee00f5
[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" "8bfd98dd847876abffcdb8daaebc2bc7197a395c29d301efff86f29a21ee00f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling elf v0.0.10 (https://github.com/cole14/rust-elf#44654da0)
[INFO] [stderr]    Compiling riscv-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:238:18
[INFO] [stdout]     |
[INFO] [stdout] 238 |     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stdout]     |                  ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stdout] 238 +     let imm0_5 = (insn >>  2) & 0x1F;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for i in 0..100 {
[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: `e`
[INFO] [stdout]    --> src/main.rs:339:13
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:357:17
[INFO] [stdout]     |
[INFO] [stdout] 357 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:392:21
[INFO] [stdout]     |
[INFO] [stdout] 392 |                 Err(e)   => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/main.rs:415:20
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 Ok(data) => {},
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:416:21
[INFO] [stdout]     |
[INFO] [stdout] 416 |                 Err(e)   => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/main.rs:434:26
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_rs2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:434:31
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/main.rs:434:36
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/main.rs:434:44
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:446:23
[INFO] [stdout]     |
[INFO] [stdout] 446 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:460:23
[INFO] [stdout]     |
[INFO] [stdout] 460 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/elf.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     Err(err) => println!("Failed to write to addr 0x{:X}", section.shdr.addr + i),
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fpr`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fpr: [u64; 32], // TODO: currently unused
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     spr: [u64; 4096],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_sb_type`
[INFO] [stdout]    --> src/main.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn decode_sb_type(insn: u32) -> (i16, usize, usize, u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_uj_type`
[INFO] [stdout]    --> src/main.rs:213:4
[INFO] [stdout]     |
[INFO] [stdout] 213 | fn decode_uj_type(insn: u32) -> (u32, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cr_type`
[INFO] [stdout]    --> src/main.rs:225:4
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn decode_cr_type(insn: u32) -> (u8, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_ci_type`
[INFO] [stdout]    --> src/main.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn decode_ci_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_css_type`
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn decode_css_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_ciw_type`
[INFO] [stdout]    --> src/main.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn decode_ciw_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cl_type`
[INFO] [stdout]    --> src/main.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn decode_cl_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cs_type`
[INFO] [stdout]    --> src/main.rs:277:4
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn decode_cs_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cb_type`
[INFO] [stdout]    --> src/main.rs:283:4
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn decode_cb_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cj_type`
[INFO] [stdout]    --> src/main.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn decode_cj_type(insn: u32) -> (u8, i16)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "8bfd98dd847876abffcdb8daaebc2bc7197a395c29d301efff86f29a21ee00f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfd98dd847876abffcdb8daaebc2bc7197a395c29d301efff86f29a21ee00f5", kill_on_drop: false }`
[INFO] [stdout] 8bfd98dd847876abffcdb8daaebc2bc7197a395c29d301efff86f29a21ee00f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca29f2b95dd590631c7a6a698eb902e0b5d3c667878e1bcd71588921a7e742d0
[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" "ca29f2b95dd590631c7a6a698eb902e0b5d3c667878e1bcd71588921a7e742d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling riscv-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:238:18
[INFO] [stdout]     |
[INFO] [stdout] 238 |     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stdout]     |                  ^                   ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 238 -     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stdout] 238 +     let imm0_5 = (insn >>  2) & 0x1F;
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     for i in 0..100 {
[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: `e`
[INFO] [stdout]    --> src/main.rs:339:13
[INFO] [stdout]     |
[INFO] [stdout] 339 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:357:17
[INFO] [stdout]     |
[INFO] [stdout] 357 |             Err(e) => {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:392:21
[INFO] [stdout]     |
[INFO] [stdout] 392 |                 Err(e)   => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]    --> src/main.rs:415:20
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 Ok(data) => {},
[INFO] [stdout]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:416:21
[INFO] [stdout]     |
[INFO] [stdout] 416 |                 Err(e)   => {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs2`
[INFO] [stdout]    --> src/main.rs:434:26
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_rs2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:434:31
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `funct3`
[INFO] [stdout]    --> src/main.rs:434:36
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rd`
[INFO] [stdout]    --> src/main.rs:434:44
[INFO] [stdout]     |
[INFO] [stdout] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:446:23
[INFO] [stdout]     |
[INFO] [stdout] 446 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rs1`
[INFO] [stdout]    --> src/main.rs:460:23
[INFO] [stdout]     |
[INFO] [stdout] 460 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stdout]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/elf.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 |                     Err(err) => println!("Failed to write to addr 0x{:X}", section.shdr.addr + i),
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fpr`
[INFO] [stdout]   --> src/main.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     fpr: [u64; 32], // TODO: currently unused
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `spr`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     spr: [u64; 4096],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_sb_type`
[INFO] [stdout]    --> src/main.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn decode_sb_type(insn: u32) -> (i16, usize, usize, u8)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_uj_type`
[INFO] [stdout]    --> src/main.rs:213:4
[INFO] [stdout]     |
[INFO] [stdout] 213 | fn decode_uj_type(insn: u32) -> (u32, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cr_type`
[INFO] [stdout]    --> src/main.rs:225:4
[INFO] [stdout]     |
[INFO] [stdout] 225 | fn decode_cr_type(insn: u32) -> (u8, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_ci_type`
[INFO] [stdout]    --> src/main.rs:234:4
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn decode_ci_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_css_type`
[INFO] [stdout]    --> src/main.rs:246:4
[INFO] [stdout]     |
[INFO] [stdout] 246 | fn decode_css_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_ciw_type`
[INFO] [stdout]    --> src/main.rs:255:4
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn decode_ciw_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cl_type`
[INFO] [stdout]    --> src/main.rs:264:4
[INFO] [stdout]     |
[INFO] [stdout] 264 | fn decode_cl_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cs_type`
[INFO] [stdout]    --> src/main.rs:277:4
[INFO] [stdout]     |
[INFO] [stdout] 277 | fn decode_cs_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cb_type`
[INFO] [stdout]    --> src/main.rs:283:4
[INFO] [stdout]     |
[INFO] [stdout] 283 | fn decode_cb_type(insn: u32) -> (u8, i16, usize)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decode_cj_type`
[INFO] [stdout]    --> src/main.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn decode_cj_type(insn: u32) -> (u8, i16)
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 26 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "ca29f2b95dd590631c7a6a698eb902e0b5d3c667878e1bcd71588921a7e742d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca29f2b95dd590631c7a6a698eb902e0b5d3c667878e1bcd71588921a7e742d0", kill_on_drop: false }`
[INFO] [stdout] ca29f2b95dd590631c7a6a698eb902e0b5d3c667878e1bcd71588921a7e742d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7c1126556e7fc46250e104bd574e75e3e8dc8b9211b87a9d1500a74c05fb0829
[INFO] running `Command { std: "docker" "start" "-a" "7c1126556e7fc46250e104bd574e75e3e8dc8b9211b87a9d1500a74c05fb0829", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:238:18
[INFO] [stderr]     |
[INFO] [stderr] 238 |     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stderr]     |                  ^                   ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 238 -     let imm0_5 = ((insn >>  2) & 0x1F);
[INFO] [stderr] 238 +     let imm0_5 = (insn >>  2) & 0x1F;
[INFO] [stderr]     | 
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/main.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     for i in 0..100 {
[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: `e`
[INFO] [stderr]    --> src/main.rs:339:13
[INFO] [stderr]     |
[INFO] [stderr] 339 |         Err(e) => {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:357:17
[INFO] [stderr]     |
[INFO] [stderr] 357 |             Err(e) => {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:392:21
[INFO] [stderr]     |
[INFO] [stderr] 392 |                 Err(e)   => {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]    --> src/main.rs:415:20
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 Ok(data) => {},
[INFO] [stderr]     |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/main.rs:416:21
[INFO] [stderr]     |
[INFO] [stderr] 416 |                 Err(e)   => {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs2`
[INFO] [stderr]    --> src/main.rs:434:26
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stderr]     |                          ^^^ help: if this is intentional, prefix it with an underscore: `_rs2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/main.rs:434:31
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stderr]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `funct3`
[INFO] [stderr]    --> src/main.rs:434:36
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stderr]     |                                    ^^^^^^ help: if this is intentional, prefix it with an underscore: `_funct3`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rd`
[INFO] [stderr]    --> src/main.rs:434:44
[INFO] [stderr]     |
[INFO] [stderr] 434 |             let (funct7, rs2, rs1, funct3, rd) = decode_r_type(insn);
[INFO] [stderr]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_rd`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/main.rs:446:23
[INFO] [stderr]     |
[INFO] [stderr] 446 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs1`
[INFO] [stderr]    --> src/main.rs:460:23
[INFO] [stderr]     |
[INFO] [stderr] 460 |             let (imm, rs1, funct3, rd) = decode_i_type(insn);
[INFO] [stderr]     |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rs1`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/elf.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 |                     Err(err) => println!("Failed to write to addr 0x{:X}", section.shdr.addr + i),
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fpr`
[INFO] [stderr]   --> src/main.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fpr: [u64; 32], // TODO: currently unused
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `spr`
[INFO] [stderr]   --> src/main.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     spr: [u64; 4096],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_sb_type`
[INFO] [stderr]    --> src/main.rs:191:4
[INFO] [stderr]     |
[INFO] [stderr] 191 | fn decode_sb_type(insn: u32) -> (i16, usize, usize, u8)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_uj_type`
[INFO] [stderr]    --> src/main.rs:213:4
[INFO] [stderr]     |
[INFO] [stderr] 213 | fn decode_uj_type(insn: u32) -> (u32, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_cr_type`
[INFO] [stderr]    --> src/main.rs:225:4
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn decode_cr_type(insn: u32) -> (u8, usize, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_ci_type`
[INFO] [stderr]    --> src/main.rs:234:4
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn decode_ci_type(insn: u32) -> (u8, i16, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_css_type`
[INFO] [stderr]    --> src/main.rs:246:4
[INFO] [stderr]     |
[INFO] [stderr] 246 | fn decode_css_type(insn: u32) -> (u8, i16, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_ciw_type`
[INFO] [stderr]    --> src/main.rs:255:4
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn decode_ciw_type(insn: u32) -> (u8, i16, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_cl_type`
[INFO] [stderr]    --> src/main.rs:264:4
[INFO] [stderr]     |
[INFO] [stderr] 264 | fn decode_cl_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_cs_type`
[INFO] [stderr]    --> src/main.rs:277:4
[INFO] [stderr]     |
[INFO] [stderr] 277 | fn decode_cs_type(insn: u32) -> (u8, i16, usize, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_cb_type`
[INFO] [stderr]    --> src/main.rs:283:4
[INFO] [stderr]     |
[INFO] [stderr] 283 | fn decode_cb_type(insn: u32) -> (u8, i16, usize)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_cj_type`
[INFO] [stderr]    --> src/main.rs:295:4
[INFO] [stderr]     |
[INFO] [stderr] 295 | fn decode_cj_type(insn: u32) -> (u8, i16)
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `riscv-sim` (bin "riscv-sim" test) generated 26 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/riscv_sim-359689b791942dcd)
[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" "7c1126556e7fc46250e104bd574e75e3e8dc8b9211b87a9d1500a74c05fb0829", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1126556e7fc46250e104bd574e75e3e8dc8b9211b87a9d1500a74c05fb0829", kill_on_drop: false }`
[INFO] [stdout] 7c1126556e7fc46250e104bd574e75e3e8dc8b9211b87a9d1500a74c05fb0829