[INFO] cloning repository https://github.com/docevaad/synacorvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/docevaad/synacorvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdocevaad%2Fsynacorvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdocevaad%2Fsynacorvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea92303aea20407b489061742b5bf159c8314344
[INFO] testing docevaad/synacorvm against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdocevaad%2Fsynacorvm" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/docevaad/synacorvm on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/docevaad/synacorvm
[INFO] finished tweaking git repo https://github.com/docevaad/synacorvm
[INFO] tweaked toml for git repo https://github.com/docevaad/synacorvm written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/docevaad/synacorvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f10d8a64f654b7b96cc1a83e97c3d409170934753bf74181ea76e190d4549dfb
[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" "f10d8a64f654b7b96cc1a83e97c3d409170934753bf74181ea76e190d4549dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f10d8a64f654b7b96cc1a83e97c3d409170934753bf74181ea76e190d4549dfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f10d8a64f654b7b96cc1a83e97c3d409170934753bf74181ea76e190d4549dfb", kill_on_drop: false }`
[INFO] [stdout] f10d8a64f654b7b96cc1a83e97c3d409170934753bf74181ea76e190d4549dfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd2c62e8aa28c3f3e3027d200279650930105c317a106a2a38c820ab9fed32d8
[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" "bd2c62e8aa28c3f3e3027d200279650930105c317a106a2a38c820ab9fed32d8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synacorvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bytecode_size`
[INFO] [stdout]  --> src/engine/svm_program.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     bytecode_size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_program`
[INFO] [stdout]   --> src/engine/svm_program.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn print_program(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nextValue` should have a snake case name
[INFO] [stdout]   --> src/engine/internals/instruction_pointer.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let nextValue = memory.load_memory(self.ip);
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `next_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` 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 3.36s
[INFO] running `Command { std: "docker" "inspect" "bd2c62e8aa28c3f3e3027d200279650930105c317a106a2a38c820ab9fed32d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd2c62e8aa28c3f3e3027d200279650930105c317a106a2a38c820ab9fed32d8", kill_on_drop: false }`
[INFO] [stdout] bd2c62e8aa28c3f3e3027d200279650930105c317a106a2a38c820ab9fed32d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe36511bfeba778c748d6348f6783a3609b804239624db1851c59bdacb5af375
[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" "fe36511bfeba778c748d6348f6783a3609b804239624db1851c59bdacb5af375", kill_on_drop: false }`
[INFO] [stderr]    Compiling synacorvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `bytecode_size`
[INFO] [stdout]  --> src/engine/svm_program.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     bytecode_size: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_program`
[INFO] [stdout]   --> src/engine/svm_program.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn print_program(&self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nextValue` should have a snake case name
[INFO] [stdout]   --> src/engine/internals/instruction_pointer.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let nextValue = memory.load_memory(self.ip);
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `next_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "fe36511bfeba778c748d6348f6783a3609b804239624db1851c59bdacb5af375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe36511bfeba778c748d6348f6783a3609b804239624db1851c59bdacb5af375", kill_on_drop: false }`
[INFO] [stdout] fe36511bfeba778c748d6348f6783a3609b804239624db1851c59bdacb5af375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] adefcf5b092e426ff64f171eac86b8809b5e5cd665b37e959581cd19105a95f9
[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" "adefcf5b092e426ff64f171eac86b8809b5e5cd665b37e959581cd19105a95f9", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `bytecode_size`
[INFO] [stderr]  --> src/engine/svm_program.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     bytecode_size: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `print_program`
[INFO] [stderr]   --> src/engine/svm_program.rs:30:12
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn print_program(&self) {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `nextValue` should have a snake case name
[INFO] [stderr]   --> src/engine/internals/instruction_pointer.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let nextValue = memory.load_memory(self.ip);
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `next_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/synacorvm-b3e1cfb5379644d4
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "adefcf5b092e426ff64f171eac86b8809b5e5cd665b37e959581cd19105a95f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adefcf5b092e426ff64f171eac86b8809b5e5cd665b37e959581cd19105a95f9", kill_on_drop: false }`
[INFO] [stdout] adefcf5b092e426ff64f171eac86b8809b5e5cd665b37e959581cd19105a95f9