[INFO] cloning repository https://github.com/navi25/Chernobyl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navi25/Chernobyl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi25%2FChernobyl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi25%2FChernobyl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d4ddc8a9926a8129d42b466c6fc7a6113203ab0
[INFO] checking navi25/Chernobyl against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavi25%2FChernobyl" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/navi25/Chernobyl on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/navi25/Chernobyl
[INFO] finished tweaking git repo https://github.com/navi25/Chernobyl
[INFO] tweaked toml for git repo https://github.com/navi25/Chernobyl written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/navi25/Chernobyl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5a21f1a2d22c798be1e230afeec599c98c249a54d4d6f5300b21c3f3fa23a4d
[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" "c5a21f1a2d22c798be1e230afeec599c98c249a54d4d6f5300b21c3f3fa23a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5a21f1a2d22c798be1e230afeec599c98c249a54d4d6f5300b21c3f3fa23a4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5a21f1a2d22c798be1e230afeec599c98c249a54d4d6f5300b21c3f3fa23a4d", kill_on_drop: false }`
[INFO] [stdout] c5a21f1a2d22c798be1e230afeec599c98c249a54d4d6f5300b21c3f3fa23a4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 302cbe175a791af97536785270d4afaf71e225e3595339089587b0666c72e28a
[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" "302cbe175a791af97536785270d4afaf71e225e3595339089587b0666c72e28a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]     Checking nom v4.2.3
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking chernobyl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/assembler/opcode_parser.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::nom::types::CompleteStr`
[INFO] [stdout]   --> src/assembler/opcode_parser.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use crate::nom::types::CompleteStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::assembler::Token`
[INFO] [stdout]   --> src/assembler/opcode_parser.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 |     use crate::assembler::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::instructions::Opcode`
[INFO] [stdout]   --> src/assembler/opcode_parser.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use crate::instructions::Opcode;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/assembler/register_parser.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::nom::types::CompleteStr`
[INFO] [stdout]   --> src/assembler/register_parser.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     use crate::nom::types::CompleteStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::assembler::Token`
[INFO] [stdout]   --> src/assembler/register_parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use crate::assembler::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::instructions::Opcode`
[INFO] [stdout]   --> src/assembler/register_parser.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use crate::instructions::Opcode;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::nom::types::CompleteStr`
[INFO] [stdout]   --> src/assembler/operand_parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use crate::nom::types::CompleteStr;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::assembler::Token`
[INFO] [stdout]   --> src/assembler/operand_parser.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use crate::assembler::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::assembler::operand_parser::integer_operand`
[INFO] [stdout]   --> src/assembler/operand_parser.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     use crate::assembler::operand_parser::integer_operand;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::assembler::Token`
[INFO] [stdout]   --> src/assembler/register_parser.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use crate::assembler::Token;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::instructions::Opcode`
[INFO] [stdout]   --> src/assembler/register_parser.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use crate::instructions::Opcode;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vm`
[INFO] [stdout]  --> src/repl/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     vm : VM
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vm`
[INFO] [stdout]  --> src/repl/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     vm : VM
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.84s
[INFO] running `Command { std: "docker" "inspect" "302cbe175a791af97536785270d4afaf71e225e3595339089587b0666c72e28a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "302cbe175a791af97536785270d4afaf71e225e3595339089587b0666c72e28a", kill_on_drop: false }`
[INFO] [stdout] 302cbe175a791af97536785270d4afaf71e225e3595339089587b0666c72e28a