[INFO] cloning repository https://github.com/foophoof/rvasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foophoof/rvasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoophoof%2Frvasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoophoof%2Frvasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9604c16baad6eac294f4c31d5b3c0127bad1bae
[INFO] checking foophoof/rvasm against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoophoof%2Frvasm" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foophoof/rvasm on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/foophoof/rvasm
[INFO] finished tweaking git repo https://github.com/foophoof/rvasm
[INFO] tweaked toml for git repo https://github.com/foophoof/rvasm written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/foophoof/rvasm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "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] 2013f141307607fee524cfeda2738f0e55580711e53ed1d3800219d2da81d618
[INFO] running `Command { std: "docker" "start" "-a" "2013f141307607fee524cfeda2738f0e55580711e53ed1d3800219d2da81d618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2013f141307607fee524cfeda2738f0e55580711e53ed1d3800219d2da81d618", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2013f141307607fee524cfeda2738f0e55580711e53ed1d3800219d2da81d618", kill_on_drop: false }`
[INFO] [stdout] 2013f141307607fee524cfeda2738f0e55580711e53ed1d3800219d2da81d618
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f71d7737ebb3167faf5c8cba0693be3aa1a1aabb5fe4cdbd919b0ee48dbce153
[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" "f71d7737ebb3167faf5c8cba0693be3aa1a1aabb5fe4cdbd919b0ee48dbce153", kill_on_drop: false }`
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking rvasm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `IResult`
[INFO] [stdout]  --> src/parser.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::{IResult, space, digit};
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IResult`
[INFO] [stdout]  --> src/parser.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | use nom::{IResult, space, digit};
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `R`
[INFO] [stdout]  --> src/encoding.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct R {
[INFO] [stdout]   |            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `S`
[INFO] [stdout]   --> src/encoding.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct S {
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SB`
[INFO] [stdout]   --> src/encoding.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SB {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `U`
[INFO] [stdout]   --> src/encoding.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct U {
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `UJ`
[INFO] [stdout]   --> src/encoding.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct UJ {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_opcode`
[INFO] [stdout]   --> src/encoding.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn get_opcode(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rd`
[INFO] [stdout]   --> src/encoding.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn get_rd(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rs1`
[INFO] [stdout]   --> src/encoding.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn get_rs1(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rs2`
[INFO] [stdout]   --> src/encoding.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn get_rs2(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rs2`
[INFO] [stdout]   --> src/encoding.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn set_rs2(rs2: u8) -> u32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_funct3`
[INFO] [stdout]   --> src/encoding.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_funct3(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_funct7`
[INFO] [stdout]   --> src/encoding.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn get_funct7(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_funct7`
[INFO] [stdout]   --> src/encoding.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn set_funct7(funct7: u8) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn parse(instruction: u32) -> R {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn parse(instruction: u32) -> I {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn parse(instruction: u32) -> S {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn parse(instruction: u32) -> SB {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn parse(instruction: u32) -> U {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn parse(instruction: u32) -> UJ {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `R`
[INFO] [stdout]  --> src/encoding.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct R {
[INFO] [stdout]   |            ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `S`
[INFO] [stdout]   --> src/encoding.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub struct S {
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SB`
[INFO] [stdout]   --> src/encoding.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct SB {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `U`
[INFO] [stdout]   --> src/encoding.rs:41:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub struct U {
[INFO] [stdout]    |            ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `UJ`
[INFO] [stdout]   --> src/encoding.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct UJ {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_opcode`
[INFO] [stdout]   --> src/encoding.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn get_opcode(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rd`
[INFO] [stdout]   --> src/encoding.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn get_rd(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rs1`
[INFO] [stdout]   --> src/encoding.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn get_rs1(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rs2`
[INFO] [stdout]   --> src/encoding.rs:77:8
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn get_rs2(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_rs2`
[INFO] [stdout]   --> src/encoding.rs:81:8
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub fn set_rs2(rs2: u8) -> u32 {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_funct3`
[INFO] [stdout]   --> src/encoding.rs:85:8
[INFO] [stdout]    |
[INFO] [stdout] 85 | pub fn get_funct3(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_funct7`
[INFO] [stdout]   --> src/encoding.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | pub fn get_funct7(instruction: u32) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `set_funct7`
[INFO] [stdout]   --> src/encoding.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 | pub fn set_funct7(funct7: u8) -> u32 {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:102:12
[INFO] [stdout]     |
[INFO] [stdout] 102 |     pub fn parse(instruction: u32) -> R {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:113:12
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn parse(instruction: u32) -> I {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:137:12
[INFO] [stdout]     |
[INFO] [stdout] 137 |     pub fn parse(instruction: u32) -> S {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn parse(instruction: u32) -> SB {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:192:12
[INFO] [stdout]     |
[INFO] [stdout] 192 |     pub fn parse(instruction: u32) -> U {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:200:12
[INFO] [stdout]     |
[INFO] [stdout] 200 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse`
[INFO] [stdout]    --> src/encoding.rs:206:12
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn parse(instruction: u32) -> UJ {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_raw`
[INFO] [stdout]    --> src/encoding.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn to_raw(&self) -> u32 {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 25 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "f71d7737ebb3167faf5c8cba0693be3aa1a1aabb5fe4cdbd919b0ee48dbce153", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71d7737ebb3167faf5c8cba0693be3aa1a1aabb5fe4cdbd919b0ee48dbce153", kill_on_drop: false }`
[INFO] [stdout] f71d7737ebb3167faf5c8cba0693be3aa1a1aabb5fe4cdbd919b0ee48dbce153