[INFO] cloning repository https://github.com/wesrer/SVM
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wesrer/SVM" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesrer%2FSVM", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesrer%2FSVM'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e76ae440569d550e3cf8a54d1bd7876c3bc048ab
[INFO] checking wesrer/SVM against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwesrer%2FSVM" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wesrer/SVM on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wesrer/SVM
[INFO] finished tweaking git repo https://github.com/wesrer/SVM
[INFO] tweaked toml for git repo https://github.com/wesrer/SVM written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/wesrer/SVM already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c95576c584abf6fb57685a948a125dc87cb1f20db843b34bc898928eb2286fd
[INFO] running `Command { std: "docker" "start" "-a" "3c95576c584abf6fb57685a948a125dc87cb1f20db843b34bc898928eb2286fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c95576c584abf6fb57685a948a125dc87cb1f20db843b34bc898928eb2286fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c95576c584abf6fb57685a948a125dc87cb1f20db843b34bc898928eb2286fd", kill_on_drop: false }`
[INFO] [stdout] 3c95576c584abf6fb57685a948a125dc87cb1f20db843b34bc898928eb2286fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b88a56bd83cae2e6da450575ad3e2dd23432cdc7c578df8e98050f7b37bc0d
[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" "36b88a56bd83cae2e6da450575ad3e2dd23432cdc7c578df8e98050f7b37bc0d", kill_on_drop: false }`
[INFO] [stderr]     Checking uft_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ilist`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn module(ilist: Vec<Instr>) -> Vec<String> {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_ilist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ilist`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:30:15
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn module(ilist: Vec<Instr>) -> Vec<String> {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_ilist`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Module`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Module = Vec<Instr>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Int(i32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Real`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Real(f32),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Str`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Str(String),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Bool(bool),
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EmptyList`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     EmptyList,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Regs`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Regs((Operator, Vec<Reg>)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RegsList`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     RegsList((Operator, Vec<Reg>, Literal)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Goto`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Goto(i32),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadFunc`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LoadFunc((Reg, i32, Vec<Instr>)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RegInt`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     RegInt((Operator, Reg, Reg, i32)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `ObjectCode` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod ObjectCode;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `object_code`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `ObjectCode` should have a snake case name
[INFO] [stdout]  --> src/ObjectCode/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod ObjectCode;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `object_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Module`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | type Module = Vec<Instr>;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Int(i32),
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Real`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Real(f32),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Str`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Str(String),
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Bool`
[INFO] [stdout]  --> src/ObjectCode/ObjectCode.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Bool(bool),
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `EmptyList`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     EmptyList,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Nil`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Nil,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Regs`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Regs((Operator, Vec<Reg>)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RegsList`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     RegsList((Operator, Vec<Reg>, Literal)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Goto`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Goto(i32),
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LoadFunc`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     LoadFunc((Reg, i32, Vec<Instr>)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `RegInt`
[INFO] [stdout]   --> src/ObjectCode/ObjectCode.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     RegInt((Operator, Reg, Reg, i32)),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `ObjectCode` should have a snake case name
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod ObjectCode;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `object_code`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `ObjectCode` should have a snake case name
[INFO] [stdout]  --> src/ObjectCode/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod ObjectCode;
[INFO] [stdout]   |     ^^^^^^^^^^ help: convert the identifier to snake case: `object_code`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "36b88a56bd83cae2e6da450575ad3e2dd23432cdc7c578df8e98050f7b37bc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b88a56bd83cae2e6da450575ad3e2dd23432cdc7c578df8e98050f7b37bc0d", kill_on_drop: false }`
[INFO] [stdout] 36b88a56bd83cae2e6da450575ad3e2dd23432cdc7c578df8e98050f7b37bc0d