[INFO] fetching crate agar 0.0.2...
[INFO] checking agar-0.0.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate agar 0.0.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate agar 0.0.2
[INFO] finished tweaking crates.io crate agar 0.0.2
[INFO] tweaked toml for crates.io crate agar 0.0.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate agar 0.0.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8408aee4adf4702832a07510bd3b4707827fd2b5601db71b5b7a0e146639bb57
[INFO] running `Command { std: "docker" "start" "-a" "8408aee4adf4702832a07510bd3b4707827fd2b5601db71b5b7a0e146639bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8408aee4adf4702832a07510bd3b4707827fd2b5601db71b5b7a0e146639bb57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8408aee4adf4702832a07510bd3b4707827fd2b5601db71b5b7a0e146639bb57", kill_on_drop: false }`
[INFO] [stdout] 8408aee4adf4702832a07510bd3b4707827fd2b5601db71b5b7a0e146639bb57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f71e9c4eb346a22c1c16184908b0c685edb6aeee307844d1dcec6c20743f5e0b
[INFO] running `Command { std: "docker" "start" "-a" "f71e9c4eb346a22c1c16184908b0c685edb6aeee307844d1dcec6c20743f5e0b", kill_on_drop: false }`
[INFO] [stderr]     Checking agar v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant `t_i32` should have an upper camel case name
[INFO] [stdout]  --> src/types/typ.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     t_i32,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to upper camel case: `TI32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `add_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     add_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `AddI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sub_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     sub_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `SubI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mul_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     mul_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `MulI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `div_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     div_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `DivI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `eq_i32` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     eq_i32(Variable, Variable, Variable),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `EqI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `neq_i32` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     neq_i32(Variable, Variable, Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `NeqI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `val` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     val(Variable),
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `val_cpy` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     val_cpy(Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `ValCpy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `set_var` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     set_var(Variable, Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `SetVar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `set_prm` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     set_prm(Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `SetPrm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     jmp(Block, Option<Variable>),
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Jmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp_eq` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     jmp_eq(Variable, Block, Option<Variable>),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `JmpEq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp_neq` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     jmp_neq(Variable, Block, Option<Variable>),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `JmpNeq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `arguments`, `variables`, and `return_type` are never read
[INFO] [stdout]  --> src/functions/function.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Function {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 5 |     arguments: Vec<(Variable, Type)>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 6 |     variables: Vec<(Variable, Type)>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 7 |     return_type: Type,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `typ` is never read
[INFO] [stdout]  --> src/variables/variable.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Variable {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 4 |     typ: Type,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body` and `value` are never read
[INFO] [stdout]  --> src/blocks/block.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Block {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     body: Vec<Instruction>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     value: Variable,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `t_i32` should have an upper camel case name
[INFO] [stdout]  --> src/types/typ.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     t_i32,
[INFO] [stdout]   |     ^^^^^ help: convert the identifier to upper camel case: `TI32`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `add_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     add_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `AddI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `sub_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     sub_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `SubI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `mul_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     mul_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `MulI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `div_i32` should have an upper camel case name
[INFO] [stdout]  --> src/instructions/instruction.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     div_i32(Variable, Variable, Variable),
[INFO] [stdout]   |     ^^^^^^^ help: convert the identifier to upper camel case: `DivI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `eq_i32` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     eq_i32(Variable, Variable, Variable),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `EqI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `neq_i32` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     neq_i32(Variable, Variable, Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `NeqI32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `val` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     val(Variable),
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `val_cpy` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     val_cpy(Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `ValCpy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `set_var` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     set_var(Variable, Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `SetVar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `set_prm` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     set_prm(Variable),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `SetPrm`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     jmp(Block, Option<Variable>),
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Jmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp_eq` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     jmp_eq(Variable, Block, Option<Variable>),
[INFO] [stdout]    |     ^^^^^^ help: convert the identifier to upper camel case: `JmpEq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `jmp_neq` should have an upper camel case name
[INFO] [stdout]   --> src/instructions/instruction.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     jmp_neq(Variable, Block, Option<Variable>),
[INFO] [stdout]    |     ^^^^^^^ help: convert the identifier to upper camel case: `JmpNeq`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `arguments`, `variables`, and `return_type` are never read
[INFO] [stdout]  --> src/functions/function.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Function {
[INFO] [stdout]   |            -------- fields in this struct
[INFO] [stdout] 5 |     arguments: Vec<(Variable, Type)>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 6 |     variables: Vec<(Variable, Type)>,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 7 |     return_type: Type,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `typ` is never read
[INFO] [stdout]  --> src/variables/variable.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Variable {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 4 |     typ: Type,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `body` and `value` are never read
[INFO] [stdout]  --> src/blocks/block.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Block {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     body: Vec<Instruction>,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 6 |     value: Variable,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "f71e9c4eb346a22c1c16184908b0c685edb6aeee307844d1dcec6c20743f5e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71e9c4eb346a22c1c16184908b0c685edb6aeee307844d1dcec6c20743f5e0b", kill_on_drop: false }`
[INFO] [stdout] f71e9c4eb346a22c1c16184908b0c685edb6aeee307844d1dcec6c20743f5e0b