[INFO] cloning repository https://github.com/Nykseli/smol_isa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nykseli/smol_isa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNykseli%2Fsmol_isa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNykseli%2Fsmol_isa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0882efeee8d445843ae475c0e69a61b41b908595
[INFO] checking Nykseli/smol_isa against try#1bd50d4315eb15970d395b6be5823f9384707693 for pr-140151
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNykseli%2Fsmol_isa" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Nykseli/smol_isa on toolchain 1bd50d4315eb15970d395b6be5823f9384707693
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Nykseli/smol_isa
[INFO] finished tweaking git repo https://github.com/Nykseli/smol_isa
[INFO] tweaked toml for git repo https://github.com/Nykseli/smol_isa written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Nykseli/smol_isa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a9ed9103e8d2445135cdfb48990467d780e4635b3650c8ecfc4bbaad7b9516b3
[INFO] running `Command { std: "docker" "start" "-a" "a9ed9103e8d2445135cdfb48990467d780e4635b3650c8ecfc4bbaad7b9516b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9ed9103e8d2445135cdfb48990467d780e4635b3650c8ecfc4bbaad7b9516b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9ed9103e8d2445135cdfb48990467d780e4635b3650c8ecfc4bbaad7b9516b3", kill_on_drop: false }`
[INFO] [stdout] a9ed9103e8d2445135cdfb48990467d780e4635b3650c8ecfc4bbaad7b9516b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1bd50d4315eb15970d395b6be5823f9384707693" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf6116a37aceda3fa85ff9940b5c5df2d15ff956e97a7ba4003aafd3c5bb0180
[INFO] running `Command { std: "docker" "start" "-a" "cf6116a37aceda3fa85ff9940b5c5df2d15ff956e97a7ba4003aafd3c5bb0180", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking smol-file v0.1.0 (/opt/rustwide/workdir/smol_file)
[INFO] [stderr]     Checking smol-asm v0.1.0 (/opt/rustwide/workdir/smol_asm)
[INFO] [stdout] warning: method `args` is never used
[INFO] [stdout]  --> smol_asm/src/ast.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Arg {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 2 |     fn args(self) -> Vec<RegType>;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     R8(R8Regs),
[INFO] [stdout]    |     -- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 82 -     R8(R8Regs),
[INFO] [stdout] 82 +     R8(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     I8(u8),
[INFO] [stdout]    |     -- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 84 -     I8(u8),
[INFO] [stdout] 84 +     I8(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     R16(R16Regs),
[INFO] [stdout]    |     --- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 86 -     R16(R16Regs),
[INFO] [stdout] 86 +     R16(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     I16(u16),
[INFO] [stdout]    |     --- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 88 -     I16(u16),
[INFO] [stdout] 88 +     I16(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse` is never used
[INFO] [stdout]   --> smol_asm/src/ast.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub trait Register {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 92 |     fn parse(self) -> RegType;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     Ret(InstrLine<Arg0>),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 321 -     Ret(InstrLine<Arg0>),
[INFO] [stdout] 321 +     Ret(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |     Syscall(InstrLine<Arg0>),
[INFO] [stdout]     |     ------- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 322 -     Syscall(InstrLine<Arg0>),
[INFO] [stdout] 322 +     Syscall(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:324:8
[INFO] [stdout]     |
[INFO] [stdout] 324 |     Uv(InstrLine<Arg0>),
[INFO] [stdout]     |     -- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 324 -     Uv(InstrLine<Arg0>),
[INFO] [stdout] 324 +     Uv(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `args` is never used
[INFO] [stdout]  --> smol_asm/src/ast.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | trait Arg {
[INFO] [stdout]   |       --- method in this trait
[INFO] [stdout] 2 |     fn args(self) -> Vec<RegType>;
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     R8(R8Regs),
[INFO] [stdout]    |     -- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 82 -     R8(R8Regs),
[INFO] [stdout] 82 +     R8(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:84:8
[INFO] [stdout]    |
[INFO] [stdout] 84 |     I8(u8),
[INFO] [stdout]    |     -- ^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 84 -     I8(u8),
[INFO] [stdout] 84 +     I8(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     R16(R16Regs),
[INFO] [stdout]    |     --- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 86 -     R16(R16Regs),
[INFO] [stdout] 86 +     R16(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> smol_asm/src/ast.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     I16(u16),
[INFO] [stdout]    |     --- ^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 88 -     I16(u16),
[INFO] [stdout] 88 +     I16(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `parse` is never used
[INFO] [stdout]   --> smol_asm/src/ast.rs:92:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub trait Register {
[INFO] [stdout]    |           -------- method in this trait
[INFO] [stdout] 92 |     fn parse(self) -> RegType;
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:321:9
[INFO] [stdout]     |
[INFO] [stdout] 321 |     Ret(InstrLine<Arg0>),
[INFO] [stdout]     |     --- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 321 -     Ret(InstrLine<Arg0>),
[INFO] [stdout] 321 +     Ret(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:322:13
[INFO] [stdout]     |
[INFO] [stdout] 322 |     Syscall(InstrLine<Arg0>),
[INFO] [stdout]     |     ------- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 322 -     Syscall(InstrLine<Arg0>),
[INFO] [stdout] 322 +     Syscall(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> smol_asm/src/ast.rs:324:8
[INFO] [stdout]     |
[INFO] [stdout] 324 |     Uv(InstrLine<Arg0>),
[INFO] [stdout]     |     -- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 324 -     Uv(InstrLine<Arg0>),
[INFO] [stdout] 324 +     Uv(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking smol-vm v0.1.0 (/opt/rustwide/workdir/smol_vm)
[INFO] [stdout] warning: function `is_stores_16_bit_register_in_register` is never used
[INFO] [stdout]   --> smol_vm/tests/vm/load_store_test.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn is_stores_16_bit_register_in_register() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_stores_16_bit_immediate_in_register` is never used
[INFO] [stdout]   --> smol_vm/tests/vm/load_store_test.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn is_stores_16_bit_immediate_in_register() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "cf6116a37aceda3fa85ff9940b5c5df2d15ff956e97a7ba4003aafd3c5bb0180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf6116a37aceda3fa85ff9940b5c5df2d15ff956e97a7ba4003aafd3c5bb0180", kill_on_drop: false }`
[INFO] [stdout] cf6116a37aceda3fa85ff9940b5c5df2d15ff956e97a7ba4003aafd3c5bb0180
