[INFO] cloning repository https://github.com/deniauma/reg-based-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deniauma/reg-based-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeniauma%2Freg-based-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeniauma%2Freg-based-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39cfaf2c9bb6f154cc709ee506709857728aacf8
[INFO] testing deniauma/reg-based-vm against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeniauma%2Freg-based-vm" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deniauma/reg-based-vm on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/deniauma/reg-based-vm
[INFO] finished tweaking git repo https://github.com/deniauma/reg-based-vm
[INFO] tweaked toml for git repo https://github.com/deniauma/reg-based-vm written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/deniauma/reg-based-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd124b71a2738aa88daecb295cc2c12c8427494afc1c703de5c71b960e5b1f69
[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" "fd124b71a2738aa88daecb295cc2c12c8427494afc1c703de5c71b960e5b1f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd124b71a2738aa88daecb295cc2c12c8427494afc1c703de5c71b960e5b1f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd124b71a2738aa88daecb295cc2c12c8427494afc1c703de5c71b960e5b1f69", kill_on_drop: false }`
[INFO] [stdout] fd124b71a2738aa88daecb295cc2c12c8427494afc1c703de5c71b960e5b1f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec4fba24ea3fa547b04c44641b1d5ce4da8575890b66d7c5e38523b588c6ee56
[INFO] running `Command { std: "docker" "start" "-a" "ec4fba24ea3fa547b04c44641b1d5ce4da8575890b66d7c5e38523b588c6ee56", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling simple-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/lexer/mod.rs:293:9
[INFO] [stdout]     |
[INFO] [stdout] 293 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `parse_hex`
[INFO] [stdout]   --> src/repl/mod.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn parse_hex(&mut self, c: &str) -> Result<Vec<u8>, &str> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.67s
[INFO] running `Command { std: "docker" "inspect" "ec4fba24ea3fa547b04c44641b1d5ce4da8575890b66d7c5e38523b588c6ee56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec4fba24ea3fa547b04c44641b1d5ce4da8575890b66d7c5e38523b588c6ee56", kill_on_drop: false }`
[INFO] [stdout] ec4fba24ea3fa547b04c44641b1d5ce4da8575890b66d7c5e38523b588c6ee56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ff5d8cf88accfac8cfade4ca0a4f197e8c2af4495fe53bc71334b6ef454d12a
[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" "4ff5d8cf88accfac8cfade4ca0a4f197e8c2af4495fe53bc71334b6ef454d12a", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `parse_hex`
[INFO] [stdout]   --> src/repl/mod.rs:87:8
[INFO] [stdout]    |
[INFO] [stdout] 87 |     fn parse_hex(&mut self, c: &str) -> Result<Vec<u8>, &str> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "4ff5d8cf88accfac8cfade4ca0a4f197e8c2af4495fe53bc71334b6ef454d12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff5d8cf88accfac8cfade4ca0a4f197e8c2af4495fe53bc71334b6ef454d12a", kill_on_drop: false }`
[INFO] [stdout] 4ff5d8cf88accfac8cfade4ca0a4f197e8c2af4495fe53bc71334b6ef454d12a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 35a0e22a2358cd33e5b50ff2d2278228ddd589ad1c9503f740fbd83d95eb2dd2
[INFO] running `Command { std: "docker" "start" "-a" "35a0e22a2358cd33e5b50ff2d2278228ddd589ad1c9503f740fbd83d95eb2dd2", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `parse_hex`
[INFO] [stderr]   --> src/repl/mod.rs:87:8
[INFO] [stderr]    |
[INFO] [stderr] 87 |     fn parse_hex(&mut self, c: &str) -> Result<Vec<u8>, &str> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_vm-4e98bfe7fe8d3af0
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test vm::tests::test_lw_sw_opcodes ... ok
[INFO] [stdout] test vm::tests::test_create_vm ... ok
[INFO] [stdout] test vm::tests::test_opcode_hlt ... ok
[INFO] [stdout] test vm::tests::test_opcode_igl ... ok
[INFO] [stdout] test instruction::tests::test_create_instruction ... ok
[INFO] [stdout] test vm::tests::test_eq_opcode ... ok
[INFO] [stdout] test vm::tests::test_jmpf_opcode ... ok
[INFO] [stdout] test vm::tests::test_load_opcode ... ok
[INFO] [stdout] test instruction::tests::test_create_hlt ... ok
[INFO] [stdout] test vm::tests::test_jeq_opcode ... ok
[INFO] [stdout] test lexer::tests::test_integer_operand ... ok
[INFO] [stdout] test lexer::tests::test_register ... ok
[INFO] [stdout] test lexer::tests::test_opcode_load ... ok
[INFO] [stdout] test lexer::tests::test_rule_load ... ok
[INFO] [stdout] test lexer::tests::test_load_instruction ... ok
[INFO] [stdout] test lexer::tests::test_compile_instruction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "35a0e22a2358cd33e5b50ff2d2278228ddd589ad1c9503f740fbd83d95eb2dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35a0e22a2358cd33e5b50ff2d2278228ddd589ad1c9503f740fbd83d95eb2dd2", kill_on_drop: false }`
[INFO] [stdout] 35a0e22a2358cd33e5b50ff2d2278228ddd589ad1c9503f740fbd83d95eb2dd2