[INFO] cloning repository https://github.com/tjpalmer/wimsi [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tjpalmer/wimsi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dca824051f72678267e8e1c87649f53195237c9b [INFO] building tjpalmer/wimsi against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjpalmer%2Fwimsi" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tjpalmer/wimsi on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tjpalmer/wimsi [INFO] finished tweaking git repo https://github.com/tjpalmer/wimsi [INFO] tweaked toml for git repo https://github.com/tjpalmer/wimsi written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tjpalmer/wimsi 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3036646bd2e5f876d8a95433bd470c253f434a9f588ef1f65c8612d29fc86f18 [INFO] running `Command { std: "docker" "start" "-a" "3036646bd2e5f876d8a95433bd470c253f434a9f588ef1f65c8612d29fc86f18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3036646bd2e5f876d8a95433bd470c253f434a9f588ef1f65c8612d29fc86f18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3036646bd2e5f876d8a95433bd470c253f434a9f588ef1f65c8612d29fc86f18", kill_on_drop: false }` [INFO] [stdout] 3036646bd2e5f876d8a95433bd470c253f434a9f588ef1f65c8612d29fc86f18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8a7d71b079dfeed26c778f1ed40f1450a39269ff802642e3cb417dcd08319940 [INFO] running `Command { std: "docker" "start" "-a" "8a7d71b079dfeed26c778f1ed40f1450a39269ff802642e3cb417dcd08319940", kill_on_drop: false }` [INFO] [stderr] Compiling wasmparser v0.57.0 [INFO] [stderr] Compiling wimsi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `function_index` [INFO] [stdout] --> src/main.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | Operator::Call { function_index } => { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Native` and `User` are never constructed [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | enum FunInfo { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 29 | Native { name: String }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | User { address: i32, refs: Vec }, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `funs` is never read [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 33 | struct Coder<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | funs: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Memory` is never constructed [INFO] [stdout] --> src/code.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Memory { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Module` is never constructed [INFO] [stdout] --> src/code.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Module { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nop`, `Return`, and `Unreachable` are never constructed [INFO] [stdout] --> src/code.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub enum Opcode { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 45 | Nop = 0x01, [INFO] [stdout] | ^^^ [INFO] [stdout] 46 | Return = 0x0F, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 47 | Unreachable = 0x00, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err` is never used [INFO] [stdout] --> src/util.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.26s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmparser v0.57.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "8a7d71b079dfeed26c778f1ed40f1450a39269ff802642e3cb417dcd08319940", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a7d71b079dfeed26c778f1ed40f1450a39269ff802642e3cb417dcd08319940", kill_on_drop: false }` [INFO] [stdout] 8a7d71b079dfeed26c778f1ed40f1450a39269ff802642e3cb417dcd08319940 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db78853248767625a9bd6f022d3727e559cd25d07207ca82475fa38c49404a20 [INFO] running `Command { std: "docker" "start" "-a" "db78853248767625a9bd6f022d3727e559cd25d07207ca82475fa38c49404a20", kill_on_drop: false }` [INFO] [stderr] Compiling wimsi v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `function_index` [INFO] [stdout] --> src/main.rs:47:30 [INFO] [stdout] | [INFO] [stdout] 47 | Operator::Call { function_index } => { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: try ignoring the field: `function_index: _` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Native` and `User` are never constructed [INFO] [stdout] --> src/main.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 28 | enum FunInfo { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 29 | Native { name: String }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 30 | User { address: i32, refs: Vec }, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `funs` is never read [INFO] [stdout] --> src/main.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 33 | struct Coder<'a> { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 36 | funs: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Memory` is never constructed [INFO] [stdout] --> src/code.rs:27:8 [INFO] [stdout] | [INFO] [stdout] 27 | struct Memory { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Module` is never constructed [INFO] [stdout] --> src/code.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | struct Module { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Nop`, `Return`, and `Unreachable` are never constructed [INFO] [stdout] --> src/code.rs:45:5 [INFO] [stdout] | [INFO] [stdout] 41 | pub enum Opcode { [INFO] [stdout] | ------ variants in this enum [INFO] [stdout] ... [INFO] [stdout] 45 | Nop = 0x01, [INFO] [stdout] | ^^^ [INFO] [stdout] 46 | Return = 0x0F, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 47 | Unreachable = 0x00, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `err` is never used [INFO] [stdout] --> src/util.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn err(message: &'static str) -> Box { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasmparser v0.57.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "db78853248767625a9bd6f022d3727e559cd25d07207ca82475fa38c49404a20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db78853248767625a9bd6f022d3727e559cd25d07207ca82475fa38c49404a20", kill_on_drop: false }` [INFO] [stdout] db78853248767625a9bd6f022d3727e559cd25d07207ca82475fa38c49404a20