[INFO] cloning repository https://github.com/rishit-khandelwal/vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishit-khandelwal/vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Fvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Fvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 68e7b7c516590640ffe835d98666cac0831022bc
[INFO] checking rishit-khandelwal/vm against master#2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf for pr-128725
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Fvm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rishit-khandelwal/vm on toolchain 2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rishit-khandelwal/vm
[INFO] finished tweaking git repo https://github.com/rishit-khandelwal/vm
[INFO] tweaked toml for git repo https://github.com/rishit-khandelwal/vm written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rishit-khandelwal/vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+2f3dc46465c04d10cb74d34b1bd80c3ebfdc05bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09709bc4762b4afdce67604a5ed9e9dbb7139d2e2f7498f175d11ee0bc963858
[INFO] running `Command { std: "docker" "start" "-a" "09709bc4762b4afdce67604a5ed9e9dbb7139d2e2f7498f175d11ee0bc963858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09709bc4762b4afdce67604a5ed9e9dbb7139d2e2f7498f175d11ee0bc963858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09709bc4762b4afdce67604a5ed9e9dbb7139d2e2f7498f175d11ee0bc963858", kill_on_drop: false }`
[INFO] [stdout] 09709bc4762b4afdce67604a5ed9e9dbb7139d2e2f7498f175d11ee0bc963858
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 1
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking rishit-khandelwal/vm against try#9c7f973c4f483238f1484927772d0446e5686cc0 for pr-128725
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishit-khandelwal%2Fvm" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rishit-khandelwal/vm on toolchain 9c7f973c4f483238f1484927772d0446e5686cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rishit-khandelwal/vm
[INFO] finished tweaking git repo https://github.com/rishit-khandelwal/vm
[INFO] tweaked toml for git repo https://github.com/rishit-khandelwal/vm written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rishit-khandelwal/vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 344cb4f6a138faacc3b6bae42cff37ed25a853d2943a2cee8ee75976ca7fab29
[INFO] running `Command { std: "docker" "start" "-a" "344cb4f6a138faacc3b6bae42cff37ed25a853d2943a2cee8ee75976ca7fab29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344cb4f6a138faacc3b6bae42cff37ed25a853d2943a2cee8ee75976ca7fab29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344cb4f6a138faacc3b6bae42cff37ed25a853d2943a2cee8ee75976ca7fab29", kill_on_drop: false }`
[INFO] [stdout] 344cb4f6a138faacc3b6bae42cff37ed25a853d2943a2cee8ee75976ca7fab29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+9c7f973c4f483238f1484927772d0446e5686cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 476a0bd56590c340e181cc9a87f42e3fa3978b7d2c9725876ec8b7827a72d299
[INFO] running `Command { std: "docker" "start" "-a" "476a0bd56590c340e181cc9a87f42e3fa3978b7d2c9725876ec8b7827a72d299", kill_on_drop: false }`
[INFO] [stderr]     Checking vyom-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fmt::Arguments`, `ops::Add`, and `self`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fmt::Arguments,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     fs::{self, write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 5 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `sub`
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 | macro_rules! sub {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `mul`
[INFO] [stdout]   --> src/main.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 | macro_rules! mul {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fmt::Arguments`, `ops::Add`, and `self`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fmt::Arguments,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     fs::{self, write},
[INFO] [stdout]   |          ^^^^
[INFO] [stdout] 5 |     ops::Add,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `sub`
[INFO] [stdout]   --> src/main.rs:40:14
[INFO] [stdout]    |
[INFO] [stdout] 40 | macro_rules! sub {
[INFO] [stdout]    |              ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `mul`
[INFO] [stdout]   --> src/main.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 | macro_rules! mul {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `POP` is never constructed
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Instructions {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     POP,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `POP` is never constructed
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | enum Instructions {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     POP,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `vyom-vm` (bin "vyom-vm" test); 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `vyom-vm` (bin "vyom-vm"); 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "476a0bd56590c340e181cc9a87f42e3fa3978b7d2c9725876ec8b7827a72d299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476a0bd56590c340e181cc9a87f42e3fa3978b7d2c9725876ec8b7827a72d299", kill_on_drop: false }`
[INFO] [stdout] 476a0bd56590c340e181cc9a87f42e3fa3978b7d2c9725876ec8b7827a72d299