[INFO] cloning repository https://github.com/lxndio/lex80
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lxndio/lex80" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 803be8791afe5d42ef0ef33e1387c961b7ad80a7
[INFO] checking lxndio/lex80 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lxndio/lex80 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lxndio/lex80
[INFO] finished tweaking git repo https://github.com/lxndio/lex80
[INFO] tweaked toml for git repo https://github.com/lxndio/lex80 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/lxndio/lex80 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dd78858125e443dc31d800a738675795f0d72a7781236b6deeb416ecb398280
[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" "5dd78858125e443dc31d800a738675795f0d72a7781236b6deeb416ecb398280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dd78858125e443dc31d800a738675795f0d72a7781236b6deeb416ecb398280", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dd78858125e443dc31d800a738675795f0d72a7781236b6deeb416ecb398280", kill_on_drop: false }`
[INFO] [stdout] 5dd78858125e443dc31d800a738675795f0d72a7781236b6deeb416ecb398280
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 102dbfd289b56401fbd28af39dca5720119db645c3011d6d863119db2829ca1f
[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" "102dbfd289b56401fbd28af39dca5720119db645c3011d6d863119db2829ca1f", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking lex80-cpu v0.1.0 (/opt/rustwide/workdir/lex80-cpu)
[INFO] [stderr]     Checking lex80-asm v0.1.1 (/opt/rustwide/workdir/lex80-asm)
[INFO] [stdout] warning: associated function is never used: `increase`
[INFO] [stdout]   --> lex80-cpu/src/registers.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn increase(&mut self, register: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `increase`
[INFO] [stdout]   --> lex80-cpu/src/registers.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn increase(&mut self, register: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decrease`
[INFO] [stdout]   --> lex80-cpu/src/registers.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn decrease(&mut self, register: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decrease`
[INFO] [stdout]   --> lex80-cpu/src/registers.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn decrease(&mut self, register: usize) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `assembled`
[INFO] [stdout]   --> lex80-asm/src/assembler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     assembled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pos_in_arr`
[INFO] [stdout]    --> lex80-asm/src/assembler.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn get_pos_in_arr(arr: &[String], elem: &String) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opcode_part`
[INFO] [stdout]   --> lex80-asm/src/instruction.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn opcode_part(&self, i: usize) -> Option<&OpcodePart> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `assembled`
[INFO] [stdout]   --> lex80-asm/src/assembler.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     assembled: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_pos_in_arr`
[INFO] [stdout]    --> lex80-asm/src/assembler.rs:195:8
[INFO] [stdout]     |
[INFO] [stdout] 195 |     fn get_pos_in_arr(arr: &[String], elem: &String) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opcode_part`
[INFO] [stdout]   --> lex80-asm/src/instruction.rs:76:12
[INFO] [stdout]    |
[INFO] [stdout] 76 |     pub fn opcode_part(&self, i: usize) -> Option<&OpcodePart> {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> lex80-asm/src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assembler.assemble(verbose_mode);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> lex80-asm/src/main.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |     assembler.assemble(verbose_mode);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "102dbfd289b56401fbd28af39dca5720119db645c3011d6d863119db2829ca1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102dbfd289b56401fbd28af39dca5720119db645c3011d6d863119db2829ca1f", kill_on_drop: false }`
[INFO] [stdout] 102dbfd289b56401fbd28af39dca5720119db645c3011d6d863119db2829ca1f