[INFO] cloning repository https://github.com/gcao/gene.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gcao/gene.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcao%2Fgene.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcao%2Fgene.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2aafa09eda1b11f6b217713515bc1b48f83e85f7
[INFO] testing gcao/gene.rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgcao%2Fgene.rs" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gcao/gene.rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gcao/gene.rs
[INFO] finished tweaking git repo https://github.com/gcao/gene.rs
[INFO] tweaked toml for git repo https://github.com/gcao/gene.rs written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate git repo https://github.com/gcao/gene.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 183b3555dc2473d17ef613895cce3fa525b89049a4347ee6eae3a554b616c8ea
[INFO] running `Command { std: "docker" "start" "-a" "183b3555dc2473d17ef613895cce3fa525b89049a4347ee6eae3a554b616c8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "183b3555dc2473d17ef613895cce3fa525b89049a4347ee6eae3a554b616c8ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "183b3555dc2473d17ef613895cce3fa525b89049a4347ee6eae3a554b616c8ea", kill_on_drop: false }`
[INFO] [stdout] 183b3555dc2473d17ef613895cce3fa525b89049a4347ee6eae3a554b616c8ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaaa475874fd92f7f25094ddc338fff559e99b032149da47a191008be5a4e447
[INFO] running `Command { std: "docker" "start" "-a" "eaaa475874fd92f7f25094ddc338fff559e99b032149da47a191008be5a4e447", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling ego-tree v0.6.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling ordered-float v1.0.1
[INFO] [stderr]    Compiling uuid v0.7.1
[INFO] [stderr]    Compiling gene v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/compiler2.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn use_member(&mut self, name: &str) -> bool {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/vm/types.rs:303:5
[INFO] [stdout]     |
[INFO] [stdout] 303 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]    --> src/vm/types.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 304 |     methods: HashMap<String, Function>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_id`
[INFO] [stdout]    --> src/vm/types.rs:309:5
[INFO] [stdout]     |
[INFO] [stdout] 309 |     block_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]    --> src/vm/types.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     position: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `registers_id`
[INFO] [stdout]    --> src/vm/types.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     registers_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]    --> src/vm/types.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 328 |     register: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |         mem::replace(&mut (*block).instructions[cond_jump_index], Instruction::JumpIfFalse(else_start as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |         mem::replace(&mut (*block).instructions[then_jump_index], Instruction::Jump(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         mem::replace(&mut (*block).instructions[jump_index], Instruction::JumpIfFalse(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:376:29
[INFO] [stdout]     |
[INFO] [stdout] 376 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::JumpIfFalse(else_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:379:29
[INFO] [stdout]     |
[INFO] [stdout] 379 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::Jump(end_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 mem::replace(&mut (*block).instructions[jump_pos], Instruction::JumpIfFalse(end_pos as i16));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "eaaa475874fd92f7f25094ddc338fff559e99b032149da47a191008be5a4e447", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaaa475874fd92f7f25094ddc338fff559e99b032149da47a191008be5a4e447", kill_on_drop: false }`
[INFO] [stdout] eaaa475874fd92f7f25094ddc338fff559e99b032149da47a191008be5a4e447
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53978f81d0ee0848e3c2bf775a6c891b7a7ceeddace4a306cc9475885ee6f91f
[INFO] running `Command { std: "docker" "start" "-a" "53978f81d0ee0848e3c2bf775a6c891b7a7ceeddace4a306cc9475885ee6f91f", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/compiler2.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn use_member(&mut self, name: &str) -> bool {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/vm/types.rs:303:5
[INFO] [stdout]     |
[INFO] [stdout] 303 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]    --> src/vm/types.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 304 |     methods: HashMap<String, Function>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_id`
[INFO] [stdout]    --> src/vm/types.rs:309:5
[INFO] [stdout]     |
[INFO] [stdout] 309 |     block_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]    --> src/vm/types.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     position: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `registers_id`
[INFO] [stdout]    --> src/vm/types.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     registers_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]    --> src/vm/types.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 328 |     register: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |         mem::replace(&mut (*block).instructions[cond_jump_index], Instruction::JumpIfFalse(else_start as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |         mem::replace(&mut (*block).instructions[then_jump_index], Instruction::Jump(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         mem::replace(&mut (*block).instructions[jump_index], Instruction::JumpIfFalse(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:376:29
[INFO] [stdout]     |
[INFO] [stdout] 376 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::JumpIfFalse(else_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:379:29
[INFO] [stdout]     |
[INFO] [stdout] 379 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::Jump(end_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 mem::replace(&mut (*block).instructions[jump_pos], Instruction::JumpIfFalse(end_pos as i16));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rand_os v0.2.2
[INFO] [stderr]    Compiling rand_xoshiro v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling criterion-plot v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling rayon v1.2.0
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling criterion v0.3.0
[INFO] [stderr]    Compiling gene v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/compiler2.rs:494:34
[INFO] [stdout]     |
[INFO] [stdout] 494 |     pub fn use_member(&mut self, name: &str) -> bool {
[INFO] [stdout]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]    --> src/vm/types.rs:303:5
[INFO] [stdout]     |
[INFO] [stdout] 303 |     name: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `methods`
[INFO] [stdout]    --> src/vm/types.rs:304:5
[INFO] [stdout]     |
[INFO] [stdout] 304 |     methods: HashMap<String, Function>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_id`
[INFO] [stdout]    --> src/vm/types.rs:309:5
[INFO] [stdout]     |
[INFO] [stdout] 309 |     block_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `position`
[INFO] [stdout]    --> src/vm/types.rs:310:5
[INFO] [stdout]     |
[INFO] [stdout] 310 |     position: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `registers_id`
[INFO] [stdout]    --> src/vm/types.rs:327:5
[INFO] [stdout]     |
[INFO] [stdout] 327 |     registers_id: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `register`
[INFO] [stdout]    --> src/vm/types.rs:328:5
[INFO] [stdout]     |
[INFO] [stdout] 328 |     register: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:295:9
[INFO] [stdout]     |
[INFO] [stdout] 295 |         mem::replace(&mut (*block).instructions[cond_jump_index], Instruction::JumpIfFalse(else_start as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:296:9
[INFO] [stdout]     |
[INFO] [stdout] 296 |         mem::replace(&mut (*block).instructions[then_jump_index], Instruction::Jump(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler.rs:316:9
[INFO] [stdout]     |
[INFO] [stdout] 316 |         mem::replace(&mut (*block).instructions[jump_index], Instruction::JumpIfFalse(end_index as i16));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:376:29
[INFO] [stdout]     |
[INFO] [stdout] 376 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::JumpIfFalse(else_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:379:29
[INFO] [stdout]     |
[INFO] [stdout] 379 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::Jump(end_pos as i16));
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stdout]    --> src/compiler2.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |                 mem::replace(&mut (*block).instructions[jump_pos], Instruction::JumpIfFalse(end_pos as i16));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 36.14s
[INFO] running `Command { std: "docker" "inspect" "53978f81d0ee0848e3c2bf775a6c891b7a7ceeddace4a306cc9475885ee6f91f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53978f81d0ee0848e3c2bf775a6c891b7a7ceeddace4a306cc9475885ee6f91f", kill_on_drop: false }`
[INFO] [stdout] 53978f81d0ee0848e3c2bf775a6c891b7a7ceeddace4a306cc9475885ee6f91f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68a84ecdb5f751d32e91af44a7298221a8b184bd8f5435fe8effdf2fded3c399
[INFO] running `Command { std: "docker" "start" "-a" "68a84ecdb5f751d32e91af44a7298221a8b184bd8f5435fe8effdf2fded3c399", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/compiler2.rs:494:34
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 494 |     pub fn use_member(&mut self, name: &str) -> bool {
[INFO] [stdout] 
[INFO] [stderr]     |                                  ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 0 tests
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stdout] 
[INFO] [stderr]    --> src/vm/types.rs:303:5
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] running 8 tests
[INFO] [stderr] 303 |     name: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `methods`
[INFO] [stderr]    --> src/vm/types.rs:304:5
[INFO] [stderr]     |
[INFO] [stderr] 304 |     methods: HashMap<String, Function>,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `block_id`
[INFO] [stderr]    --> src/vm/types.rs:309:5
[INFO] [stderr]     |
[INFO] [stderr] 309 |     block_id: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `position`
[INFO] [stderr]    --> src/vm/types.rs:310:5
[INFO] [stderr]     |
[INFO] [stderr] 310 |     position: usize,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `registers_id`
[INFO] [stderr]    --> src/vm/types.rs:327:5
[INFO] [stderr]     |
[INFO] [stderr] 327 |     registers_id: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `register`
[INFO] [stderr]    --> src/vm/types.rs:328:5
[INFO] [stderr]     |
[INFO] [stderr] 328 |     register: String,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler.rs:295:9
[INFO] [stderr]     |
[INFO] [stderr] 295 |         mem::replace(&mut (*block).instructions[cond_jump_index], Instruction::JumpIfFalse(else_start as i16));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler.rs:296:9
[INFO] [stderr]     |
[INFO] [stderr] 296 |         mem::replace(&mut (*block).instructions[then_jump_index], Instruction::Jump(end_index as i16));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler.rs:316:9
[INFO] [stderr]     |
[INFO] [stderr] 316 |         mem::replace(&mut (*block).instructions[jump_index], Instruction::JumpIfFalse(end_index as i16));
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler2.rs:376:29
[INFO] [stderr]     |
[INFO] [stderr] 376 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::JumpIfFalse(else_pos as i16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler2.rs:379:29
[INFO] [stderr]     |
[INFO] [stderr] 379 | ...                   mem::replace(&mut (*block).instructions[i], Instruction::Jump(end_pos as i16));
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/compiler2.rs:455:17
[INFO] [stderr]     |
[INFO] [stderr] 455 |                 mem::replace(&mut (*block).instructions[jump_pos], Instruction::JumpIfFalse(end_pos as i16));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: `gene` (lib) generated 13 warnings
[INFO] [stderr] warning: `gene` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.87s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gene-5b448f02e0134298)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gene-f287f54e688369ba)
[INFO] [stderr]      Running tests/compiler2_vm_tests.rs (/opt/rustwide/target/debug/deps/compiler2_vm_tests-aaf5089e98c45ca5)
[INFO] [stdout] test test_functions ... ok
[INFO] [stdout] test test_assignments ... ok
[INFO] [stdout] test test_binary_operations ... ok
[INFO] [stdout] test test_loops ... ok
[INFO] [stderr]      Running tests/parser_tests.rs (/opt/rustwide/target/debug/deps/parser_tests-a06b82b76302d73f)
[INFO] [stdout] test test_ifs ... ok
[INFO] [stdout] test test_fibonacci ... ok
[INFO] [stdout] test test_basic_stmts ... ok
[INFO] [stdout] test test_variables ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_parse_one_string ... ok
[INFO] [stdout] test test_quote ... ok
[INFO] [stdout] test test_read_gene ... ok
[INFO] [stdout] test test_read_array ... ok
[INFO] [stdout] test test_read_empty_input ... ok
[INFO] [stdout] test test_read_keywords ... ok
[INFO] [stdout] test test_parse_stream ... ok
[INFO] [stdout] test test_read_string ... ok
[INFO] [stdout] test test_read_map ... ok
[INFO] [stdout] test test_skip_comment ... ok
[INFO] [stdout] test test_read_number ... ok
[INFO] [stdout] test test_read_symbols ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/vm_tests.rs (/opt/rustwide/target/debug/deps/vm_tests-53cd1414afde951d)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test_assignments ... ok
[INFO] [stdout] test test_binary_operations ... ok
[INFO] [stdout] test test_basic_stmts ... ok
[INFO] [stdout] test test_loops ... ok
[INFO] [stdout] test test_variables ... ok
[INFO] [stdout] test test_fibonacci ... ok
[INFO] [stderr]      Running tests/wip_tests.rs (/opt/rustwide/target/debug/deps/wip_tests-7214513dcfd030e6)
[INFO] [stdout] test test_functions ... ok
[INFO] [stdout] test test_ifs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gene
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68a84ecdb5f751d32e91af44a7298221a8b184bd8f5435fe8effdf2fded3c399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a84ecdb5f751d32e91af44a7298221a8b184bd8f5435fe8effdf2fded3c399", kill_on_drop: false }`
[INFO] [stdout] 68a84ecdb5f751d32e91af44a7298221a8b184bd8f5435fe8effdf2fded3c399