[INFO] fetching crate extendable_vm 0.4.0... [INFO] testing extendable_vm-0.4.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-2 [INFO] extracting crate extendable_vm 0.4.0 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate extendable_vm 0.4.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7df122b124a6f7b94a1471ba3b8180dbdc05ce6f051fa1ef9756b848085a7282 [INFO] running `Command { std: "docker" "start" "-a" "7df122b124a6f7b94a1471ba3b8180dbdc05ce6f051fa1ef9756b848085a7282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7df122b124a6f7b94a1471ba3b8180dbdc05ce6f051fa1ef9756b848085a7282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7df122b124a6f7b94a1471ba3b8180dbdc05ce6f051fa1ef9756b848085a7282", kill_on_drop: false }` [INFO] [stdout] 7df122b124a6f7b94a1471ba3b8180dbdc05ce6f051fa1ef9756b848085a7282 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d722c822589ba12eda4d34f29f795cf948b6a5e84954cf4963c1e4f3d1640000 [INFO] running `Command { std: "docker" "start" "-a" "d722c822589ba12eda4d34f29f795cf948b6a5e84954cf4963c1e4f3d1640000", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.5 [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Compiling regex-syntax v0.8.6 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling log v0.4.27 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling regex-automata v0.4.10 [INFO] [stderr] Compiling regex v1.11.2 [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> { [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> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.51s [INFO] running `Command { std: "docker" "inspect" "d722c822589ba12eda4d34f29f795cf948b6a5e84954cf4963c1e4f3d1640000", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d722c822589ba12eda4d34f29f795cf948b6a5e84954cf4963c1e4f3d1640000", kill_on_drop: false }` [INFO] [stdout] d722c822589ba12eda4d34f29f795cf948b6a5e84954cf4963c1e4f3d1640000 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4556f28e88b7d59ae8e4d4b17463049daf2f17b885aa82d93233fe574f15b66e [INFO] running `Command { std: "docker" "start" "-a" "4556f28e88b7d59ae8e4d4b17463049daf2f17b885aa82d93233fe574f15b66e", kill_on_drop: false }` [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> { [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> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [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> { [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> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "4556f28e88b7d59ae8e4d4b17463049daf2f17b885aa82d93233fe574f15b66e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4556f28e88b7d59ae8e4d4b17463049daf2f17b885aa82d93233fe574f15b66e", kill_on_drop: false }` [INFO] [stdout] 4556f28e88b7d59ae8e4d4b17463049daf2f17b885aa82d93233fe574f15b66e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 27d72c8bfea6d322df36b6a8e7797d3804d51e95b2878ff71117d9bcb9df560c [INFO] running `Command { std: "docker" "start" "-a" "27d72c8bfea6d322df36b6a8e7797d3804d51e95b2878ff71117d9bcb9df560c", 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> { [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> { [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] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extendable_vm-fcc4b0d6baafc196) [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_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_2_chunks_1_constant_1_instruction ... ok [INFO] [stdout] test runtime::instruction_pointer::tests::should_jump_forward ... 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::instruction_pointer::tests::should_iterate_over_all_instructions ... ok [INFO] [stdout] test parsing::code_parser::tests::test_should_parse_1_chunk_3_constants_3_instructions ... 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_jump_backward ... 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_initially_should_have_0_size ... ok [INFO] [stdout] test parsing::code_parser::tests::test_should_panic_if_empty_code - should panic ... 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] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [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" "27d72c8bfea6d322df36b6a8e7797d3804d51e95b2878ff71117d9bcb9df560c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "27d72c8bfea6d322df36b6a8e7797d3804d51e95b2878ff71117d9bcb9df560c", kill_on_drop: false }` [INFO] [stdout] 27d72c8bfea6d322df36b6a8e7797d3804d51e95b2878ff71117d9bcb9df560c