[INFO] cloning repository https://github.com/eddywm/rust-stack-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eddywm/rust-stack-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddywm%2Frust-stack-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddywm%2Frust-stack-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d9d6524ad209cd79ea26067ec278e08e88ebeaa3 [INFO] checking eddywm/rust-stack-vm against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feddywm%2Frust-stack-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/eddywm/rust-stack-vm on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/eddywm/rust-stack-vm [INFO] finished tweaking git repo https://github.com/eddywm/rust-stack-vm [INFO] tweaked toml for git repo https://github.com/eddywm/rust-stack-vm written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/eddywm/rust-stack-vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "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] 0e7a5177d62176cb51d1980e48fbc60232f882191b3a7922f12eba86e7cb62d7 [INFO] running `Command { std: "docker" "start" "-a" "0e7a5177d62176cb51d1980e48fbc60232f882191b3a7922f12eba86e7cb62d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e7a5177d62176cb51d1980e48fbc60232f882191b3a7922f12eba86e7cb62d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e7a5177d62176cb51d1980e48fbc60232f882191b3a7922f12eba86e7cb62d7", kill_on_drop: false }` [INFO] [stdout] 0e7a5177d62176cb51d1980e48fbc60232f882191b3a7922f12eba86e7cb62d7 [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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9d41127064fb7483f4e6ea56bf27f85248b5b73309f8ed68c63392191a4ec81d [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" "9d41127064fb7483f4e6ea56bf27f85248b5b73309f8ed68c63392191a4ec81d", kill_on_drop: false }` [INFO] [stderr] Checking rust-stack-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant is never used: `DEFAULT_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:149:1 [INFO] [stdout] | [INFO] [stdout] 149 | const DEFAULT_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_CALL_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:150:1 [INFO] [stdout] | [INFO] [stdout] 150 | const DEFAULT_CALL_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FALSE` [INFO] [stdout] --> src/lib.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 151 | const FALSE: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRUE` [INFO] [stdout] --> src/lib.rs:152:1 [INFO] [stdout] | [INFO] [stdout] 152 | const TRUE: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:149:1 [INFO] [stdout] | [INFO] [stdout] 149 | const DEFAULT_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_CALL_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:150:1 [INFO] [stdout] | [INFO] [stdout] 150 | const DEFAULT_CALL_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FALSE` [INFO] [stdout] --> src/lib.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 151 | const FALSE: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRUE` [INFO] [stdout] --> src/lib.rs:152:1 [INFO] [stdout] | [INFO] [stdout] 152 | const TRUE: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lib::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ICONST` [INFO] [stdout] --> src/lib.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | ICONST, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lib::*` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::lib::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LOAD` [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | LOAD, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `GLOAD` [INFO] [stdout] --> src/lib.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | GLOAD, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STORE` [INFO] [stdout] --> src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | STORE, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `GSTORE` [INFO] [stdout] --> src/lib.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | GSTORE, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PRINT` [INFO] [stdout] --> src/lib.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | PRINT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `POP` [INFO] [stdout] --> src/lib.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | POP, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CALL` [INFO] [stdout] --> src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | CALL, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RET` [INFO] [stdout] --> src/lib.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | RET, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HALT` [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | HALT, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Instruction` [INFO] [stdout] --> src/lib.rs:83:12 [INFO] [stdout] | [INFO] [stdout] 83 | pub struct Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `str` [INFO] [stdout] --> src/lib.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn str(&self) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/lib.rs:95:12 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn new(_name: &str, _args: u8) -> Instruction { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `inst_mapping` [INFO] [stdout] --> src/lib.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn inst_mapping(_opcode: Opcode) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `FuncMetadata` [INFO] [stdout] --> src/lib.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct FuncMetadata { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Context` [INFO] [stdout] --> src/lib.rs:139:12 [INFO] [stdout] | [INFO] [stdout] 139 | pub struct Context { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:149:1 [INFO] [stdout] | [INFO] [stdout] 149 | const DEFAULT_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_CALL_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:150:1 [INFO] [stdout] | [INFO] [stdout] 150 | const DEFAULT_CALL_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FALSE` [INFO] [stdout] --> src/lib.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 151 | const FALSE: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRUE` [INFO] [stdout] --> src/lib.rs:152:1 [INFO] [stdout] | [INFO] [stdout] 152 | const TRUE: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `VM` [INFO] [stdout] --> src/lib.rs:154:12 [INFO] [stdout] | [INFO] [stdout] 154 | pub struct VM { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `ICONST` [INFO] [stdout] --> src/lib.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | ICONST, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `LOAD` [INFO] [stdout] --> src/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | LOAD, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `GLOAD` [INFO] [stdout] --> src/lib.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | GLOAD, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `STORE` [INFO] [stdout] --> src/lib.rs:46:5 [INFO] [stdout] | [INFO] [stdout] 46 | STORE, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `PRINT` [INFO] [stdout] --> src/lib.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | PRINT, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `POP` [INFO] [stdout] --> src/lib.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 55 | POP, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CALL` [INFO] [stdout] --> src/lib.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | CALL, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RET` [INFO] [stdout] --> src/lib.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 59 | RET, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `HALT` [INFO] [stdout] --> src/lib.rs:60:5 [INFO] [stdout] | [INFO] [stdout] 60 | HALT, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `str` [INFO] [stdout] --> src/lib.rs:92:12 [INFO] [stdout] | [INFO] [stdout] 92 | pub fn str(&self) -> String { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `FuncMetadata` [INFO] [stdout] --> src/lib.rs:130:12 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct FuncMetadata { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `Context` [INFO] [stdout] --> src/lib.rs:139:12 [INFO] [stdout] | [INFO] [stdout] 139 | pub struct Context { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:149:1 [INFO] [stdout] | [INFO] [stdout] 149 | const DEFAULT_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_CALL_STACK_SIZE` [INFO] [stdout] --> src/lib.rs:150:1 [INFO] [stdout] | [INFO] [stdout] 150 | const DEFAULT_CALL_STACK_SIZE: i32 = 1000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `FALSE` [INFO] [stdout] --> src/lib.rs:151:1 [INFO] [stdout] | [INFO] [stdout] 151 | const FALSE: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `TRUE` [INFO] [stdout] --> src/lib.rs:152:1 [INFO] [stdout] | [INFO] [stdout] 152 | const TRUE: i32 = 1; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `VM` [INFO] [stdout] --> src/lib.rs:154:12 [INFO] [stdout] | [INFO] [stdout] 154 | pub struct VM { [INFO] [stdout] | ^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 18 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "9d41127064fb7483f4e6ea56bf27f85248b5b73309f8ed68c63392191a4ec81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d41127064fb7483f4e6ea56bf27f85248b5b73309f8ed68c63392191a4ec81d", kill_on_drop: false }` [INFO] [stdout] 9d41127064fb7483f4e6ea56bf27f85248b5b73309f8ed68c63392191a4ec81d