[INFO] cloning repository https://github.com/NOP0/iec-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NOP0/iec-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOP0%2Fiec-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOP0%2Fiec-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4879051b25a519bff537a82fcab1c4eb2fae85d5
[INFO] checking NOP0/iec-interpreter against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNOP0%2Fiec-interpreter" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/NOP0/iec-interpreter on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NOP0/iec-interpreter
[INFO] finished tweaking git repo https://github.com/NOP0/iec-interpreter
[INFO] tweaked toml for git repo https://github.com/NOP0/iec-interpreter written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/NOP0/iec-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f77cc75de5a94f42b67374a139cc6cb4cdfa27f37bdf0e5d3d72d80901f925a
[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" "2f77cc75de5a94f42b67374a139cc6cb4cdfa27f37bdf0e5d3d72d80901f925a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f77cc75de5a94f42b67374a139cc6cb4cdfa27f37bdf0e5d3d72d80901f925a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f77cc75de5a94f42b67374a139cc6cb4cdfa27f37bdf0e5d3d72d80901f925a", kill_on_drop: false }`
[INFO] [stdout] 2f77cc75de5a94f42b67374a139cc6cb4cdfa27f37bdf0e5d3d72d80901f925a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b507396eea1cb044e9a5f7b84b7e658956f07dd3fbe564955cead5868a7db93
[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" "4b507396eea1cb044e9a5f7b84b7e658956f07dd3fbe564955cead5868a7db93", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking iec-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Statement`
[INFO] [stdout]  --> src/parser.rs:4:57
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Assignment, BinaryOp, CompoundStatement, Node, Num, Statement, UnaryOp, Variable,
[INFO] [stdout]   |                                                         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Statement`
[INFO] [stdout]  --> src/parser.rs:4:57
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Assignment, BinaryOp, CompoundStatement, Node, Num, Statement, UnaryOp, Variable,
[INFO] [stdout]   |                                                         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Statement`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Statement(Statement),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoOp`
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoOp,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Assignment(Assignment),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Object`
[INFO] [stdout]   --> src/interpreter.rs:85:6
[INFO] [stdout]    |
[INFO] [stdout] 85 | enum Object {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Statement`
[INFO] [stdout]  --> src/ast.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Statement(Statement),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NoOp`
[INFO] [stdout]   --> src/ast.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     NoOp,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Assignment`
[INFO] [stdout]   --> src/ast.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     Assignment(Assignment),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Object`
[INFO] [stdout]   --> src/interpreter.rs:85:6
[INFO] [stdout]    |
[INFO] [stdout] 85 | enum Object {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "4b507396eea1cb044e9a5f7b84b7e658956f07dd3fbe564955cead5868a7db93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b507396eea1cb044e9a5f7b84b7e658956f07dd3fbe564955cead5868a7db93", kill_on_drop: false }`
[INFO] [stdout] 4b507396eea1cb044e9a5f7b84b7e658956f07dd3fbe564955cead5868a7db93