[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] testing lxndio/lex80 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flxndio%2Flex80" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lxndio/lex80 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-10/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abc4f87c7c44405acf3d2b125d17be8a977de17e3fe554a2850bd56da4d7bc9c
[INFO] running `Command { std: "docker" "start" "-a" "abc4f87c7c44405acf3d2b125d17be8a977de17e3fe554a2850bd56da4d7bc9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abc4f87c7c44405acf3d2b125d17be8a977de17e3fe554a2850bd56da4d7bc9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abc4f87c7c44405acf3d2b125d17be8a977de17e3fe554a2850bd56da4d7bc9c", kill_on_drop: false }`
[INFO] [stdout] abc4f87c7c44405acf3d2b125d17be8a977de17e3fe554a2850bd56da4d7bc9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6833fa0a67edc0a56402fb99e1292d96ff1a25b13a00e6052d956a5d5cb7965
[INFO] running `Command { std: "docker" "start" "-a" "e6833fa0a67edc0a56402fb99e1292d96ff1a25b13a00e6052d956a5d5cb7965", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling lex80-cpu v0.1.0 (/opt/rustwide/workdir/lex80-cpu)
[INFO] [stderr]    Compiling 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: `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: unused borrow that must be used
[INFO] [stdout]   --> lex80-cpu/src/memory.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &self.set(current_addr, byte.unwrap());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[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: 3 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 4.07s
[INFO] running `Command { std: "docker" "inspect" "e6833fa0a67edc0a56402fb99e1292d96ff1a25b13a00e6052d956a5d5cb7965", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6833fa0a67edc0a56402fb99e1292d96ff1a25b13a00e6052d956a5d5cb7965", kill_on_drop: false }`
[INFO] [stdout] e6833fa0a67edc0a56402fb99e1292d96ff1a25b13a00e6052d956a5d5cb7965
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 483af7acc2b0ebf31c04be680bf797faa1b70faaddbd6289ab267d19e8c0a76e
[INFO] running `Command { std: "docker" "start" "-a" "483af7acc2b0ebf31c04be680bf797faa1b70faaddbd6289ab267d19e8c0a76e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lex80-asm v0.1.1 (/opt/rustwide/workdir/lex80-asm)
[INFO] [stderr]    Compiling lex80-cpu v0.1.0 (/opt/rustwide/workdir/lex80-cpu)
[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: unused borrow that must be used
[INFO] [stdout]   --> lex80-cpu/src/memory.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |             &self.set(current_addr, byte.unwrap());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[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: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.59s
[INFO] running `Command { std: "docker" "inspect" "483af7acc2b0ebf31c04be680bf797faa1b70faaddbd6289ab267d19e8c0a76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483af7acc2b0ebf31c04be680bf797faa1b70faaddbd6289ab267d19e8c0a76e", kill_on_drop: false }`
[INFO] [stdout] 483af7acc2b0ebf31c04be680bf797faa1b70faaddbd6289ab267d19e8c0a76e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d1edf76124f02494c1bbdfd38fc49cb8562b851bf92b2a2fb21703347e298d9
[INFO] running `Command { std: "docker" "start" "-a" "0d1edf76124f02494c1bbdfd38fc49cb8562b851bf92b2a2fb21703347e298d9", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `increase`
[INFO] [stderr]   --> lex80-cpu/src/registers.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     pub fn increase(&mut self, register: usize) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `decrease`
[INFO] [stderr]   --> lex80-cpu/src/registers.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     pub fn decrease(&mut self, register: usize) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> lex80-cpu/src/memory.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |             &self.set(current_addr, byte.unwrap());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `assembled`
[INFO] [stderr]   --> lex80-asm/src/assembler.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     assembled: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_pos_in_arr`
[INFO] [stderr]    --> lex80-asm/src/assembler.rs:195:8
[INFO] [stderr]     |
[INFO] [stderr] 195 |     fn get_pos_in_arr(arr: &[String], elem: &String) -> Option<usize> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `opcode_part`
[INFO] [stderr]   --> lex80-asm/src/instruction.rs:76:12
[INFO] [stderr]    |
[INFO] [stderr] 76 |     pub fn opcode_part(&self, i: usize) -> Option<&OpcodePart> {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> lex80-asm/src/main.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |     assembler.assemble(verbose_mode);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lex80_asm-363c73e9ba57d240)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lex80_cpu-24a6792358e17439)
[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" "0d1edf76124f02494c1bbdfd38fc49cb8562b851bf92b2a2fb21703347e298d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1edf76124f02494c1bbdfd38fc49cb8562b851bf92b2a2fb21703347e298d9", kill_on_drop: false }`
[INFO] [stdout] 0d1edf76124f02494c1bbdfd38fc49cb8562b851bf92b2a2fb21703347e298d9