[INFO] fetching crate extendable_vm 0.4.0...
[INFO] testing extendable_vm-0.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate extendable_vm 0.4.0 into /workspace/builds/worker-5-tc2/source
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate extendable_vm 0.4.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_env_logger v0.4.0 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57742d15a289bd51d57239879d3fc1ba8807592b3c064d0d33e660fc4c8d6850
[INFO] running `Command { std: "docker" "start" "-a" "57742d15a289bd51d57239879d3fc1ba8807592b3c064d0d33e660fc4c8d6850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57742d15a289bd51d57239879d3fc1ba8807592b3c064d0d33e660fc4c8d6850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57742d15a289bd51d57239879d3fc1ba8807592b3c064d0d33e660fc4c8d6850", kill_on_drop: false }`
[INFO] [stdout] 57742d15a289bd51d57239879d3fc1ba8807592b3c064d0d33e660fc4c8d6850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 513490f122aade86517ad3e691e5da31714fa4519c14fe6e68339fa76301e379
[INFO] running `Command { std: "docker" "start" "-a" "513490f122aade86517ad3e691e5da31714fa4519c14fe6e68339fa76301e379", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling regex v1.11.3
[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] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/runtime/stack.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<T>> {
[INFO] [stdout]    |                ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<'_, T>> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.41s
[INFO] running `Command { std: "docker" "inspect" "513490f122aade86517ad3e691e5da31714fa4519c14fe6e68339fa76301e379", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "513490f122aade86517ad3e691e5da31714fa4519c14fe6e68339fa76301e379", kill_on_drop: false }`
[INFO] [stdout] 513490f122aade86517ad3e691e5da31714fa4519c14fe6e68339fa76301e379
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36eca67fe57c9ace7e9f6c704fc25e5434ccca30ab5e6a8e1203b765160697c3
[INFO] running `Command { std: "docker" "start" "-a" "36eca67fe57c9ace7e9f6c704fc25e5434ccca30ab5e6a8e1203b765160697c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendable_vm v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/runtime/stack.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<T>> {
[INFO] [stdout]    |                ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<'_, T>> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/runtime/stack.rs:56:16
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<T>> {
[INFO] [stdout]    |                ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                |
[INFO] [stdout]    |                the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn rev(&self) -> Rev<Iter<'_, T>> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "36eca67fe57c9ace7e9f6c704fc25e5434ccca30ab5e6a8e1203b765160697c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36eca67fe57c9ace7e9f6c704fc25e5434ccca30ab5e6a8e1203b765160697c3", kill_on_drop: false }`
[INFO] [stdout] 36eca67fe57c9ace7e9f6c704fc25e5434ccca30ab5e6a8e1203b765160697c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e3103f0d6e31cb9840c850a9ab1cf91f18a0fdc9d6b4405c73a3b3cfbe6ff9b
[INFO] running `Command { std: "docker" "start" "-a" "2e3103f0d6e31cb9840c850a9ab1cf91f18a0fdc9d6b4405c73a3b3cfbe6ff9b", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/runtime/stack.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn rev(&self) -> Rev<Iter<T>> {
[INFO] [stderr]    |                ^^^^^         ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                |
[INFO] [stderr]    |                the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn rev(&self) -> Rev<Iter<'_, T>> {
[INFO] [stderr]    |                                   +++
[INFO] [stderr] 
[INFO] [stderr] warning: `extendable_vm` (lib) generated 1 warning (run `cargo fix --lib -p extendable_vm` to apply 1 suggestion)
[INFO] [stderr] warning: `extendable_vm` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extendable_vm-708d95c84988ef6c)
[INFO] [stdout] running 18 tests
[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_3_constants_0_instructions ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_0_constants_0_instructions ... ok
[INFO] [stdout] test instruction_table::tests::registered_instruction_should_be_gettable ... ok
[INFO] [stdout] test parsing::code_parser::tests::test_should_parse_2_chunks_1_constant_1_instruction ... 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_iterate_over_all_instructions ... 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::stack_initially_should_have_0_size ... ok
[INFO] [stdout] test runtime::stack::tests::stack_of_size_100_should_become_99_after_element_is_popped ... ok
[INFO] [stdout] test runtime::stack::tests::stack_of_size_10_should_not_change_size_after_element_is_set ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_backward ... ok
[INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_forward ... ok
[INFO] [stdout] test runtime::stack::tests::empty_stack_should_return_none_on_pop ... 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] test runtime::instruction_pointer::tests::should_panic_if_jumps_too_far_backward - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[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" "2e3103f0d6e31cb9840c850a9ab1cf91f18a0fdc9d6b4405c73a3b3cfbe6ff9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3103f0d6e31cb9840c850a9ab1cf91f18a0fdc9d6b4405c73a3b3cfbe6ff9b", kill_on_drop: false }`
[INFO] [stdout] 2e3103f0d6e31cb9840c850a9ab1cf91f18a0fdc9d6b4405c73a3b3cfbe6ff9b
