[INFO] cloning repository https://github.com/jrabello/zion-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jrabello/zion-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrabello%2Fzion-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrabello%2Fzion-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 032cacc2100eda8c5822fd732e21923fb845dcd1
[INFO] checking jrabello/zion-vm against master#119d2a1a98fe87d4ae6cabf12134a0ef2fb95851 for pr-75180
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjrabello%2Fzion-vm" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jrabello/zion-vm on toolchain 119d2a1a98fe87d4ae6cabf12134a0ef2fb95851
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jrabello/zion-vm
[INFO] finished tweaking git repo https://github.com/jrabello/zion-vm
[INFO] tweaked toml for git repo https://github.com/jrabello/zion-vm written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jrabello/zion-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f19c08041184b3f7ecd9d6ae302bee30042eb1044c39003a86101cd11ad92fdc
[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" "f19c08041184b3f7ecd9d6ae302bee30042eb1044c39003a86101cd11ad92fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f19c08041184b3f7ecd9d6ae302bee30042eb1044c39003a86101cd11ad92fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f19c08041184b3f7ecd9d6ae302bee30042eb1044c39003a86101cd11ad92fdc", kill_on_drop: false }`
[INFO] [stdout] f19c08041184b3f7ecd9d6ae302bee30042eb1044c39003a86101cd11ad92fdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+119d2a1a98fe87d4ae6cabf12134a0ef2fb95851" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48f6e80d13ef8a336990be562e049cabc57527dce6c0607f4a1805c88d2fdc5a
[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" "48f6e80d13ef8a336990be562e049cabc57527dce6c0607f4a1805c88d2fdc5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling enum-primitive-derive v0.1.2
[INFO] [stderr]     Checking zion-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `R_R` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     R_R = 3, //mov A, B
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `RR`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `R_IMM` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     R_IMM = 4, //mov A, 0xFF
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `RImm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `R_MEM` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     R_MEM = 5, //mov A, @0xFF
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `RMem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MEM_R` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     MEM_R = 6, //mov @0xFF, A
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `MemR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `R_R` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     R_R = 3, //mov A, B
[INFO] [stdout]     |     ^^^ help: convert the identifier to upper camel case: `RR`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `R_IMM` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     R_IMM = 4, //mov A, 0xFF
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `RImm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `R_MEM` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:111:5
[INFO] [stdout]     |
[INFO] [stdout] 111 |     R_MEM = 5, //mov A, @0xFF
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `RMem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `MEM_R` should have an upper camel case name
[INFO] [stdout]    --> src/zion/instruction.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     MEM_R = 6, //mov @0xFF, A
[INFO] [stdout]     |     ^^^^^ help: convert the identifier to upper camel case: `MemR`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_rr`
[INFO] [stdout]   --> src/zion/registers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn move_rr(&mut self, reg1: u8, reg2: u8) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_size`
[INFO] [stdout]   --> src/zion/instruction.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn set_size(&mut self, size: u8) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/zion/cache.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         write!(f, "\n\tcode:[ ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/zion/cache.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         write!(f, "]\n\tdata:[ ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_rr`
[INFO] [stdout]   --> src/zion/registers.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn move_rr(&mut self, reg1: u8, reg2: u8) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_size`
[INFO] [stdout]   --> src/zion/instruction.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn set_size(&mut self, size: u8) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/zion/cache.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         write!(f, "\n\tcode:[ ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/zion/cache.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |         write!(f, "]\n\tdata:[ ");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `Command { std: "docker" "inspect" "48f6e80d13ef8a336990be562e049cabc57527dce6c0607f4a1805c88d2fdc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48f6e80d13ef8a336990be562e049cabc57527dce6c0607f4a1805c88d2fdc5a", kill_on_drop: false }`
[INFO] [stdout] 48f6e80d13ef8a336990be562e049cabc57527dce6c0607f4a1805c88d2fdc5a