[INFO] cloning repository https://github.com/ezracelli/lljs-vm-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ezracelli/lljs-vm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezracelli%2Flljs-vm-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 305fa41dbb570915aa09e23564ac8a6dd2b9548d
[INFO] checking ezracelli/lljs-vm-rust against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fezracelli%2Flljs-vm-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ezracelli/lljs-vm-rust
[INFO] finished tweaking git repo https://github.com/ezracelli/lljs-vm-rust
[INFO] tweaked toml for git repo https://github.com/ezracelli/lljs-vm-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ezracelli/lljs-vm-rust on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ezracelli/lljs-vm-rust 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" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] eba4bf4363d387143541ec90fd019c015b0dcdd91a88c18ac121571433ff89e8
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[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking vm v0.1.0 (/opt/rustwide/workdir/vm)
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stdout] warning: field `should_remap` is never read
[INFO] [stdout]   --> vm/src/memory.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct MemoryRegion {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 83 |     should_remap: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MemoryRegion` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vm/src/screen_device.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ScreenDevice(Stdin, Stdout);
[INFO] [stdout]   |            ------------ ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ScreenDevice` 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] 5 - pub struct ScreenDevice(Stdin, Stdout);
[INFO] [stdout] 5 + pub struct ScreenDevice((), Stdout);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
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[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
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[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking vm-assembler v0.1.0 (/opt/rustwide/workdir/vm-assembler)
[INFO] [stdout] warning: unused import: `combinators::*`
[INFO] [stdout]  --> vm-assembler/src/parser/arguments.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use combinators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `combinators::*`
[INFO] [stdout]  --> vm-assembler/src/parser/instructions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use combinators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expr` and `OperatorParseError`
[INFO] [stdout]   --> vm-assembler/src/parser/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Expr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Operator,
[INFO] [stdout] 19 |     OperatorParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking hex-slice v0.1.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stdout] warning: unused import: `combinators::*`
[INFO] [stdout]  --> vm-assembler/src/parser/arguments.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use combinators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `combinators::*`
[INFO] [stdout]  --> vm-assembler/src/parser/instructions.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use combinators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Expr` and `OperatorParseError`
[INFO] [stdout]   --> vm-assembler/src/parser/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Expr,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 18 |     Operator,
[INFO] [stdout] 19 |     OperatorParseError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking parse_int v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
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[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking vm-bin v0.1.0 (/opt/rustwide/workdir/vm-bin)
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stdout] warning: field `should_remap` is never read
[INFO] [stdout]   --> vm/src/memory.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub struct MemoryRegion {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 83 |     should_remap: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MemoryRegion` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> vm/src/screen_device.rs:5:25
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ScreenDevice(Stdin, Stdout);
[INFO] [stdout]   |            ------------ ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ScreenDevice` 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] 5 - pub struct ScreenDevice(Stdin, Stdout);
[INFO] [stdout] 5 + pub struct ScreenDevice((), Stdout);
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.51s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "eba4bf4363d387143541ec90fd019c015b0dcdd91a88c18ac121571433ff89e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba4bf4363d387143541ec90fd019c015b0dcdd91a88c18ac121571433ff89e8", kill_on_drop: false }`
[INFO] [stdout] eba4bf4363d387143541ec90fd019c015b0dcdd91a88c18ac121571433ff89e8
