[INFO] cloning repository https://github.com/dimapolkjui/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/dimapolkjui/vm-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimapolkjui%2Fvm-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimapolkjui%2Fvm-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55980f125c91231b3a76e4b057bf8e8988f30e86
[INFO] checking dimapolkjui/vm-rust against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimapolkjui%2Fvm-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dimapolkjui/vm-rust on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dimapolkjui/vm-rust
[INFO] finished tweaking git repo https://github.com/dimapolkjui/vm-rust
[INFO] tweaked toml for git repo https://github.com/dimapolkjui/vm-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/dimapolkjui/vm-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 951164f3394a86819ddd50545a1d035a5a59e1e9efee8aeb5dd57a45f7b8a7d0
[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" "951164f3394a86819ddd50545a1d035a5a59e1e9efee8aeb5dd57a45f7b8a7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "951164f3394a86819ddd50545a1d035a5a59e1e9efee8aeb5dd57a45f7b8a7d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "951164f3394a86819ddd50545a1d035a5a59e1e9efee8aeb5dd57a45f7b8a7d0", kill_on_drop: false }`
[INFO] [stdout] 951164f3394a86819ddd50545a1d035a5a59e1e9efee8aeb5dd57a45f7b8a7d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 530ca45b514f450abc5a150f4bd70a9707d824cae93d74729875e626edda71be
[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" "530ca45b514f450abc5a150f4bd70a9707d824cae93d74729875e626edda71be", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking VMinRust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `INS_PUSH_LARGEINT`
[INFO] [stdout]  --> src/vm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const INS_PUSH_LARGEINT: u8 = 0x03;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INS_PUSH_STRING`
[INFO] [stdout]  --> src/vm.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const INS_PUSH_STRING: u8 = 0x03;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/vm.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/vm.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     value: Value,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `VMinRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `vmin_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `valType` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     valType: i32, // 0 for integer, 1 for real, 2 for largeint, and so on.
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `val_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `integerVal` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     integerVal: Option<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `integer_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `realVal` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     realVal: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `real_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INS_PUSH_LARGEINT`
[INFO] [stdout]  --> src/vm.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub const INS_PUSH_LARGEINT: u8 = 0x03;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `INS_PUSH_STRING`
[INFO] [stdout]  --> src/vm.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub const INS_PUSH_STRING: u8 = 0x03;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/vm.rs:20:2
[INFO] [stdout]    |
[INFO] [stdout] 20 |     name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]   --> src/vm.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 |     value: Value,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `VMinRust` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `vmin_rust`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `valType` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:13:2
[INFO] [stdout]    |
[INFO] [stdout] 13 |     valType: i32, // 0 for integer, 1 for real, 2 for largeint, and so on.
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `val_type`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `integerVal` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:15:2
[INFO] [stdout]    |
[INFO] [stdout] 15 |     integerVal: Option<i32>,
[INFO] [stdout]    |     ^^^^^^^^^^ help: convert the identifier to snake case: `integer_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `realVal` should have a snake case name
[INFO] [stdout]   --> src/vm.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     realVal: Option<f64>,
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to snake case: `real_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.57s
[INFO] running `Command { std: "docker" "inspect" "530ca45b514f450abc5a150f4bd70a9707d824cae93d74729875e626edda71be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530ca45b514f450abc5a150f4bd70a9707d824cae93d74729875e626edda71be", kill_on_drop: false }`
[INFO] [stdout] 530ca45b514f450abc5a150f4bd70a9707d824cae93d74729875e626edda71be