[INFO] fetching crate extendable_vm 0.4.0...
[INFO] testing extendable_vm-0.4.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate extendable_vm 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate extendable_vm 0.4.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extendable_vm 0.4.0
[INFO] finished tweaking crates.io crate extendable_vm 0.4.0
[INFO] tweaked toml for crates.io crate extendable_vm 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d68c983b016eea7d27c6787cc042277069f803f9cb5cfc234b1244ed391d8b6
[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" "4d68c983b016eea7d27c6787cc042277069f803f9cb5cfc234b1244ed391d8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d68c983b016eea7d27c6787cc042277069f803f9cb5cfc234b1244ed391d8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d68c983b016eea7d27c6787cc042277069f803f9cb5cfc234b1244ed391d8b6", kill_on_drop: false }`
[INFO] [stdout] 4d68c983b016eea7d27c6787cc042277069f803f9cb5cfc234b1244ed391d8b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9289364af2243b097a8366ee25b6dba46f6d625ffc5101dabbabf50aa3f35c55
[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" "9289364af2243b097a8366ee25b6dba46f6d625ffc5101dabbabf50aa3f35c55", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling extendable_vm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "9289364af2243b097a8366ee25b6dba46f6d625ffc5101dabbabf50aa3f35c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9289364af2243b097a8366ee25b6dba46f6d625ffc5101dabbabf50aa3f35c55", kill_on_drop: false }`
[INFO] [stdout] 9289364af2243b097a8366ee25b6dba46f6d625ffc5101dabbabf50aa3f35c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb34f8a522d9014ae123b34496b4f9b8e4b9548ab1736f6b0e7bbe06e7f72f69
[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" "cb34f8a522d9014ae123b34496b4f9b8e4b9548ab1736f6b0e7bbe06e7f72f69", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendable_vm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "cb34f8a522d9014ae123b34496b4f9b8e4b9548ab1736f6b0e7bbe06e7f72f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb34f8a522d9014ae123b34496b4f9b8e4b9548ab1736f6b0e7bbe06e7f72f69", kill_on_drop: false }`
[INFO] [stdout] cb34f8a522d9014ae123b34496b4f9b8e4b9548ab1736f6b0e7bbe06e7f72f69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e82e024a25d440b9ca3133b37cc3a7b5cd62f49cd4dc776b0086bdfb71c0f5ad
[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" "e82e024a25d440b9ca3133b37cc3a7b5cd62f49cd4dc776b0086bdfb71c0f5ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extendable_vm-ad552fdeb0fc17f8)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test runtime::stack::tests::empty_stack_should_return_none_on_pop ... ok
[INFO] [stdout] test runtime::stack::tests::empty_stack_should_have_size_1_after_1_element_added ... ok
[INFO] [stdout] test runtime::stack::tests::stack_of_size_10_should_not_change_size_after_element_is_set ... ok
[INFO] [stdout] test instruction_table::tests::initially_get_instruction_should_return_none ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_0_constants_0_instructions ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_3_constants_0_instructions ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_3_constants_3_instructions ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_2_chunks_1_constant_1_instruction ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_iterate_over_all_instructions ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_backward ... ok
[INFO] [stdout] test runtime::stack::tests::empty_stack_should_have_size_100_after_100_elements_added ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_forward ... ok
[INFO] [stdout] test runtime::stack::tests::stack_initially_should_have_0_size ... ok
[INFO] [stdout] test instruction_table::tests::registered_instruction_should_be_gettable ... ok
[INFO] [stdout] test runtime::stack::tests::stack_of_size_100_should_become_99_after_element_is_popped ... ok
[INFO] [stdout] test instruction_table::tests::registering_instructions_with_duplicate_opcodes_panics - should panic ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_panic_if_jumps_too_far_backward - should panic ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_panic_if_empty_code - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extendable_vm
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e82e024a25d440b9ca3133b37cc3a7b5cd62f49cd4dc776b0086bdfb71c0f5ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82e024a25d440b9ca3133b37cc3a7b5cd62f49cd4dc776b0086bdfb71c0f5ad", kill_on_drop: false }`
[INFO] [stdout] e82e024a25d440b9ca3133b37cc3a7b5cd62f49cd4dc776b0086bdfb71c0f5ad