[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 try#b1f2594eac607c1f051534800237eeedb5590a49 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-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/miroslavkrysl/mvm on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 938faa4dcd3873eb29e9f1d1e27f36f43d622eed8946b7e67e872ba477eec586
[INFO] running `Command { std: "docker" "start" "-a" "938faa4dcd3873eb29e9f1d1e27f36f43d622eed8946b7e67e872ba477eec586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "938faa4dcd3873eb29e9f1d1e27f36f43d622eed8946b7e67e872ba477eec586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938faa4dcd3873eb29e9f1d1e27f36f43d622eed8946b7e67e872ba477eec586", kill_on_drop: false }`
[INFO] [stdout] 938faa4dcd3873eb29e9f1d1e27f36f43d622eed8946b7e67e872ba477eec586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fdc78e72d468573320c9e4924f5f76d79edd2aff3cc9bf2f4ea792d7af50dec
[INFO] running `Command { std: "docker" "start" "-a" "9fdc78e72d468573320c9e4924f5f76d79edd2aff3cc9bf2f4ea792d7af50dec", 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-sink v0.3.5
[INFO] [stderr]     Checking futures-core 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 gio v0.9.0
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling gdk v0.13.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling gtk v0.9.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling syn-mid v0.5.0
[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 thiserror v1.0.20
[INFO] [stderr]    Compiling system-deps v1.3.2
[INFO] [stderr]    Compiling relm-derive v0.20.0
[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 gdk-pixbuf-sys v0.10.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.10.0
[INFO] [stderr]    Compiling pango-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 gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling atk 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: 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: 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<VmFrame>),
[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<VmFrame>),
[INFO] [stdout] 40 +     SelectFrame((), Arc<VmFrame>),
[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: field `0` is never read
[INFO] [stdout]   --> src/gui/vm.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     SelectFrame(usize, Arc<VmFrame>),
[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<VmFrame>),
[INFO] [stdout] 40 +     SelectFrame((), Arc<VmFrame>),
[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 57.89s
[INFO] running `Command { std: "docker" "inspect" "9fdc78e72d468573320c9e4924f5f76d79edd2aff3cc9bf2f4ea792d7af50dec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fdc78e72d468573320c9e4924f5f76d79edd2aff3cc9bf2f4ea792d7af50dec", kill_on_drop: false }`
[INFO] [stdout] 9fdc78e72d468573320c9e4924f5f76d79edd2aff3cc9bf2f4ea792d7af50dec
