[INFO] cloning repository https://github.com/5DPixel/MicroCVM-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/5DPixel/MicroCVM-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5DPixel%2FMicroCVM-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5DPixel%2FMicroCVM-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e35226ce58c2e3a5e663602a706ab1b2e54d1934
[INFO] checking 5DPixel/MicroCVM-rs against master#cccf075eba88363269e8589ebb8d40874cc542d8 for pr-142681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F5DPixel%2FMicroCVM-rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/5DPixel/MicroCVM-rs
[INFO] finished tweaking git repo https://github.com/5DPixel/MicroCVM-rs
[INFO] tweaked toml for git repo https://github.com/5DPixel/MicroCVM-rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/5DPixel/MicroCVM-rs on toolchain cccf075eba88363269e8589ebb8d40874cc542d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/5DPixel/MicroCVM-rs 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" "+cccf075eba88363269e8589ebb8d40874cc542d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "047f2032769e7444b6a529b7abf837c9894d2fa212cff9fb5af7279edbcb2159", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "047f2032769e7444b6a529b7abf837c9894d2fa212cff9fb5af7279edbcb2159", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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_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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+cccf075eba88363269e8589ebb8d40874cc542d8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "1a3390a1cd9f3bd1a28ee9ad33f16d0f821abe5037b4e1c5c82bbd1b53c15a60", kill_on_drop: false }`
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[INFO] [stderr]     Checking microcvm-rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]   --> src/cpu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const STACK_SIZE: usize = 0x8000;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEAP_OFFSET` is never used
[INFO] [stdout]   --> src/cpu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const HEAP_OFFSET: usize = STACK_OFFSET + STACK_SIZE;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEAP_SIZE` is never used
[INFO] [stdout]   --> src/cpu.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const HEAP_SIZE: usize = MEM_TOTAL - HEAP_OFFSET;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STACK_SIZE` is never used
[INFO] [stdout]   --> src/cpu.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | const STACK_SIZE: usize = 0x8000;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEAP_OFFSET` is never used
[INFO] [stdout]   --> src/cpu.rs:24:7
[INFO] [stdout]    |
[INFO] [stdout] 24 | const HEAP_OFFSET: usize = STACK_OFFSET + STACK_SIZE;
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEAP_SIZE` is never used
[INFO] [stdout]   --> src/cpu.rs:25:7
[INFO] [stdout]    |
[INFO] [stdout] 25 | const HEAP_SIZE: usize = MEM_TOTAL - HEAP_OFFSET;
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "1a3390a1cd9f3bd1a28ee9ad33f16d0f821abe5037b4e1c5c82bbd1b53c15a60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a3390a1cd9f3bd1a28ee9ad33f16d0f821abe5037b4e1c5c82bbd1b53c15a60", kill_on_drop: false }`
[INFO] [stdout] 1a3390a1cd9f3bd1a28ee9ad33f16d0f821abe5037b4e1c5c82bbd1b53c15a60