[INFO] fetching crate extendable_vm 0.4.0...
[INFO] testing extendable_vm-0.4.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate extendable_vm 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate extendable_vm 0.4.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", 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] 482377fb0a87693a91d60c7010734c730bfafbc8adcc0cc63fafccce09beddac
[INFO] running `Command { std: "docker" "start" "-a" "482377fb0a87693a91d60c7010734c730bfafbc8adcc0cc63fafccce09beddac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482377fb0a87693a91d60c7010734c730bfafbc8adcc0cc63fafccce09beddac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482377fb0a87693a91d60c7010734c730bfafbc8adcc0cc63fafccce09beddac", kill_on_drop: false }`
[INFO] [stdout] 482377fb0a87693a91d60c7010734c730bfafbc8adcc0cc63fafccce09beddac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0059e27826cf70933d757765bb4f151e56f85443ac701fd830a1300e065bd57c
[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" "0059e27826cf70933d757765bb4f151e56f85443ac701fd830a1300e065bd57c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[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 12.03s
[INFO] running `Command { std: "docker" "inspect" "0059e27826cf70933d757765bb4f151e56f85443ac701fd830a1300e065bd57c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0059e27826cf70933d757765bb4f151e56f85443ac701fd830a1300e065bd57c", kill_on_drop: false }`
[INFO] [stdout] 0059e27826cf70933d757765bb4f151e56f85443ac701fd830a1300e065bd57c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 274bba2376ab81c2926fd06ef82099db1d7797e435763bf2509e7ec295e5b6dc
[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" "274bba2376ab81c2926fd06ef82099db1d7797e435763bf2509e7ec295e5b6dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendable_vm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "274bba2376ab81c2926fd06ef82099db1d7797e435763bf2509e7ec295e5b6dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "274bba2376ab81c2926fd06ef82099db1d7797e435763bf2509e7ec295e5b6dc", kill_on_drop: false }`
[INFO] [stdout] 274bba2376ab81c2926fd06ef82099db1d7797e435763bf2509e7ec295e5b6dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 386de9bb70c25051d9821ef441553ea2267840df17163e83dd5386e0e4b0d411
[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" "386de9bb70c25051d9821ef441553ea2267840df17163e83dd5386e0e4b0d411", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extendable_vm-f1213c62bab87e0a)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test instruction_table::tests::registered_instruction_should_be_gettable ... ok
[INFO] [stdout] test instruction_table::tests::initially_get_instruction_should_return_none ... 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::stack::tests::empty_stack_should_have_size_1_after_1_element_added ... ok
[INFO] [stdout] test runtime::stack::tests::empty_stack_should_return_none_on_pop ... ok
[INFO] [stdout] test runtime::stack::tests::stack_initially_should_have_0_size ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_3_constants_3_instructions ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_forward ... 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 runtime::stack::tests::stack_of_size_10_should_not_change_size_after_element_is_set ... ok
[INFO] [stdout] test runtime::stack::tests::stack_of_size_100_should_become_99_after_element_is_popped ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_panic_if_jumps_too_far_backward - should panic ... ok
[INFO] [stdout] test instruction_table::tests::registering_instructions_with_duplicate_opcodes_panics - 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" "386de9bb70c25051d9821ef441553ea2267840df17163e83dd5386e0e4b0d411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "386de9bb70c25051d9821ef441553ea2267840df17163e83dd5386e0e4b0d411", kill_on_drop: false }`
[INFO] [stdout] 386de9bb70c25051d9821ef441553ea2267840df17163e83dd5386e0e4b0d411