[INFO] cloning repository https://github.com/miroslavkrysl/mvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/miroslavkrysl/mvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiroslavkrysl%2Fmvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiroslavkrysl%2Fmvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5caa62c0e6c19be3b754fbb24107be3c3c92c14 [INFO] checking miroslavkrysl/mvm against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmiroslavkrysl%2Fmvm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/miroslavkrysl/mvm [INFO] finished tweaking git repo https://github.com/miroslavkrysl/mvm [INFO] tweaked toml for git repo https://github.com/miroslavkrysl/mvm written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/miroslavkrysl/mvm on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/miroslavkrysl/mvm 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded relm-derive v0.20.0 [INFO] [stderr] Downloaded pin-project-internal v0.4.22 [INFO] [stderr] Downloaded pango v0.9.0 [INFO] [stderr] Downloaded relm v0.20.0 [INFO] [stderr] Downloaded pin-project v0.4.22 [INFO] [stderr] Downloaded glib-sys v0.10.0 [INFO] [stderr] Downloaded gio-sys v0.10.0 [INFO] [stderr] Downloaded glib v0.10.1 [INFO] [stderr] Downloaded gdk v0.13.0 [INFO] [stderr] Downloaded gtk v0.9.0 [INFO] [stderr] Downloaded gio v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44a9559b729c9551529c7246e2134ad824f602bcdddd5e57b5cf30bd1fc09719 [INFO] running `Command { std: "docker" "start" "-a" "44a9559b729c9551529c7246e2134ad824f602bcdddd5e57b5cf30bd1fc09719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44a9559b729c9551529c7246e2134ad824f602bcdddd5e57b5cf30bd1fc09719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44a9559b729c9551529c7246e2134ad824f602bcdddd5e57b5cf30bd1fc09719", kill_on_drop: false }` [INFO] [stdout] 44a9559b729c9551529c7246e2134ad824f602bcdddd5e57b5cf30bd1fc09719 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e50875f8c771fd3ba908f7cd9ed4d1f004bc69a47c5b66d0b8a7075ae9ee42a9 [INFO] running `Command { std: "docker" "start" "-a" "e50875f8c771fd3ba908f7cd9ed4d1f004bc69a47c5b66d0b8a7075ae9ee42a9", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling gio v0.9.0 [INFO] [stderr] Compiling cairo-rs v0.9.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pango v0.9.0 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Compiling gdk v0.13.0 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling gtk v0.9.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling proc-macro-crate v0.1.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling strum_macros v0.18.0 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling derive_more v0.99.9 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling glib-macros v0.10.1 [INFO] [stderr] Compiling relm-derive v0.20.0 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling system-deps v1.3.2 [INFO] [stderr] Checking pin-project v0.4.22 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Compiling glib-sys v0.10.0 [INFO] [stderr] Compiling gobject-sys v0.10.0 [INFO] [stderr] Compiling gio-sys v0.10.0 [INFO] [stderr] Compiling cairo-sys-rs v0.10.0 [INFO] [stderr] Compiling pango-sys v0.10.0 [INFO] [stderr] Compiling gdk-pixbuf-sys v0.10.0 [INFO] [stderr] Compiling atk-sys v0.10.0 [INFO] [stderr] Compiling gdk-sys v0.10.0 [INFO] [stderr] Compiling gtk-sys v0.10.0 [INFO] [stderr] Compiling atk v0.9.0 [INFO] [stderr] Compiling gdk-pixbuf v0.9.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking glib v0.10.1 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking relm v0.20.0 [INFO] [stderr] Checking mvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: named argument `size` is not used by name [INFO] [stdout] --> src/vm/memory/error.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[error("index {} is out of bounds, locals size is {size}")] [INFO] [stdout] | ^^^^^^^--^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | this formatting argument uses named argument `size` by position [INFO] [stdout] | this named argument is referred to by position in formatting string [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(named_arguments_used_positionally)]` on by default [INFO] [stdout] help: use the named argument by name to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 28 | #[error("index {size} is out of bounds, locals size is {size}")] [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: named argument `size` is not used by name [INFO] [stdout] --> src/vm/memory/error.rs:28:13 [INFO] [stdout] | [INFO] [stdout] 28 | #[error("index {} is out of bounds, locals size is {size}")] [INFO] [stdout] | ^^^^^^^--^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | this formatting argument uses named argument `size` by position [INFO] [stdout] | this named argument is referred to by position in formatting string [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(named_arguments_used_positionally)]` on by default [INFO] [stdout] help: use the named argument by name to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 28 | #[error("index {size} is out of bounds, locals size is {size}")] [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/vm/memory/error.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | index: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/gui/vm.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | SelectFrame(usize, Arc), [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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] 40 - SelectFrame(usize, Arc), [INFO] [stdout] 40 + SelectFrame((), Arc), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `nonstatic_fields_len` is never read [INFO] [stdout] --> src/vm/class/class.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Class { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | nonstatic_fields_len: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Class` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vm/parse/parser.rs:21:23 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(input: &str) -> ClassFileParser { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(input: &str) -> ClassFileParser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `index` is never read [INFO] [stdout] --> src/vm/memory/error.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | index: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/vm/memory/operand_stack.rs:436:13 [INFO] [stdout] | [INFO] [stdout] 436 | let mut stack = OperandStack::new(32); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/gui/vm.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | SelectFrame(usize, Arc), [INFO] [stdout] | ----------- ^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [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] 40 - SelectFrame(usize, Arc), [INFO] [stdout] 40 + SelectFrame((), Arc), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `nonstatic_fields_len` is never read [INFO] [stdout] --> src/vm/class/class.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Class { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 20 | nonstatic_fields_len: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Class` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/vm/parse/parser.rs:21:23 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(input: &str) -> ClassFileParser { [INFO] [stdout] | ^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 21 | pub fn new(input: &str) -> ClassFileParser<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.85s [INFO] running `Command { std: "docker" "inspect" "e50875f8c771fd3ba908f7cd9ed4d1f004bc69a47c5b66d0b8a7075ae9ee42a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e50875f8c771fd3ba908f7cd9ed4d1f004bc69a47c5b66d0b8a7075ae9ee42a9", kill_on_drop: false }` [INFO] [stdout] e50875f8c771fd3ba908f7cd9ed4d1f004bc69a47c5b66d0b8a7075ae9ee42a9