[INFO] cloning repository https://github.com/AndreiKazakov/rust-16-bit-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AndreiKazakov/rust-16-bit-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiKazakov%2Frust-16-bit-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiKazakov%2Frust-16-bit-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b74f3578bc5c2dcd8467400ad7628f2001ba2f64
[INFO] checking AndreiKazakov/rust-16-bit-vm against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndreiKazakov%2Frust-16-bit-vm" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AndreiKazakov/rust-16-bit-vm on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AndreiKazakov/rust-16-bit-vm
[INFO] finished tweaking git repo https://github.com/AndreiKazakov/rust-16-bit-vm
[INFO] tweaked toml for git repo https://github.com/AndreiKazakov/rust-16-bit-vm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/AndreiKazakov/rust-16-bit-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e15cd5219d4b15bba2cb2278386cdc1d99ba194c9fa6c6f1c9eafdf4e14ebae1
[INFO] running `Command { std: "docker" "start" "-a" "e15cd5219d4b15bba2cb2278386cdc1d99ba194c9fa6c6f1c9eafdf4e14ebae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e15cd5219d4b15bba2cb2278386cdc1d99ba194c9fa6c6f1c9eafdf4e14ebae1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e15cd5219d4b15bba2cb2278386cdc1d99ba194c9fa6c6f1c9eafdf4e14ebae1", kill_on_drop: false }`
[INFO] [stdout] e15cd5219d4b15bba2cb2278386cdc1d99ba194c9fa6c6f1c9eafdf4e14ebae1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46d5738029d0446ce5adeb71b86dc94a2a8cc5d08b23b79b817fcbb0b116a8e
[INFO] running `Command { std: "docker" "start" "-a" "d46d5738029d0446ce5adeb71b86dc94a2a8cc5d08b23b79b817fcbb0b116a8e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking vm v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/assembler.rs (1 fix)
[INFO] [stdout] warning: function is never used: `hex8_or_exp`
[INFO] [stdout]   --> src/assembler/formats.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn hex8_or_exp<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_literal8`
[INFO] [stdout]   --> src/assembler/parser.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hex_literal8<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HexLiteral8`
[INFO] [stdout]    --> src/assembler/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     HexLiteral8(u8),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_literal`
[INFO] [stdout]  --> src/parser_combinator/byte.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn match_literal(expected: &[u8]) -> Parser<[u8], ()> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map_err`
[INFO] [stdout]   --> src/parser_combinator/core.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn map_err<F>(self, err_map_fn: F) -> Parser<'a, I, O>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sequence_of`
[INFO] [stdout]    --> src/parser_combinator/core.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn sequence_of(parsers: Vec<Parser<I, O>>) -> Parser<I, Vec<O>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `between`
[INFO] [stdout]    --> src/parser_combinator/core.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn between<B, A>(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `upper_or_lower`
[INFO] [stdout]   --> src/parser_combinator/string.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn upper_or_lower<'a>(s: String) -> Parser<'a, str, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex8_or_exp`
[INFO] [stdout]   --> src/assembler/formats.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn hex8_or_exp<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_literal8`
[INFO] [stdout]   --> src/assembler/parser.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hex_literal8<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HexLiteral8`
[INFO] [stdout]    --> src/assembler/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     HexLiteral8(u8),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `view_memory_at`
[INFO] [stdout]    --> src/cpu.rs:448:8
[INFO] [stdout]     |
[INFO] [stdout] 448 |     fn view_memory_at(mem: Memory, address: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking vm v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: function is never used: `hex8_or_exp`
[INFO] [stdout]   --> src/assembler/formats.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn hex8_or_exp<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_literal8`
[INFO] [stdout]   --> src/assembler/parser.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hex_literal8<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HexLiteral8`
[INFO] [stdout]    --> src/assembler/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     HexLiteral8(u8),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `match_literal`
[INFO] [stdout]  --> src/parser_combinator/byte.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn match_literal(expected: &[u8]) -> Parser<[u8], ()> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `map_err`
[INFO] [stdout]   --> src/parser_combinator/core.rs:78:12
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn map_err<F>(self, err_map_fn: F) -> Parser<'a, I, O>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sequence_of`
[INFO] [stdout]    --> src/parser_combinator/core.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn sequence_of(parsers: Vec<Parser<I, O>>) -> Parser<I, Vec<O>> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `between`
[INFO] [stdout]    --> src/parser_combinator/core.rs:186:12
[INFO] [stdout]     |
[INFO] [stdout] 186 |     pub fn between<B, A>(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `upper_or_lower`
[INFO] [stdout]   --> src/parser_combinator/string.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn upper_or_lower<'a>(s: String) -> Parser<'a, str, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex8_or_exp`
[INFO] [stdout]   --> src/assembler/formats.rs:91:4
[INFO] [stdout]    |
[INFO] [stdout] 91 | fn hex8_or_exp<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hex_literal8`
[INFO] [stdout]   --> src/assembler/parser.rs:72:8
[INFO] [stdout]    |
[INFO] [stdout] 72 | pub fn hex_literal8<'a>() -> Parser<'a, str, Type> {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `HexLiteral8`
[INFO] [stdout]    --> src/assembler/parser.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 |     HexLiteral8(u8),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `view_memory_at`
[INFO] [stdout]    --> src/cpu.rs:448:8
[INFO] [stdout]     |
[INFO] [stdout] 448 |     fn view_memory_at(mem: Memory, address: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d46d5738029d0446ce5adeb71b86dc94a2a8cc5d08b23b79b817fcbb0b116a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46d5738029d0446ce5adeb71b86dc94a2a8cc5d08b23b79b817fcbb0b116a8e", kill_on_drop: false }`
[INFO] [stdout] d46d5738029d0446ce5adeb71b86dc94a2a8cc5d08b23b79b817fcbb0b116a8e