[INFO] cloning repository https://github.com/Furetur/jex_vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Furetur/jex_vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] de356aaff4768dae4f1b3f9e99020cdf8ec34e1b [INFO] checking Furetur/jex_vm against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFuretur%2Fjex_vm" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Furetur/jex_vm on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Furetur/jex_vm [INFO] finished tweaking git repo https://github.com/Furetur/jex_vm [INFO] tweaked toml for git repo https://github.com/Furetur/jex_vm written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/Furetur/jex_vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded scanrs v0.2.1 [INFO] [stderr] Downloaded extendable_vm v0.4.0 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] de50ad09afe1db00ed8538dd00d24f97bbcfe8585819ac3a618ae4ea861843e7 [INFO] running `Command { std: "docker" "start" "-a" "de50ad09afe1db00ed8538dd00d24f97bbcfe8585819ac3a618ae4ea861843e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "de50ad09afe1db00ed8538dd00d24f97bbcfe8585819ac3a618ae4ea861843e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de50ad09afe1db00ed8538dd00d24f97bbcfe8585819ac3a618ae4ea861843e7", kill_on_drop: false }` [INFO] [stdout] de50ad09afe1db00ed8538dd00d24f97bbcfe8585819ac3a618ae4ea861843e7 [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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96b954283054e34bb0262566037f5201c1aa85d3c4623c618c1fc81b6bb4740b [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" "96b954283054e34bb0262566037f5201c1aa85d3c4623c618c1fc81b6bb4740b", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking scanrs v0.2.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Checking extendable_vm v0.4.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking jex_vm v0.1.0 (/tmp/fixit) [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/instructions/objects.rs (1 fix) [INFO] [stderr] Fixed src/values/values.rs (1 fix) [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/instructions/jumps.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 99 | let function = machine [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 111 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/instructions/jumps.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 99 | let function = machine [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 111 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Migrating src/main.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/vm_test_objects.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/vm_test_calls_returns.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/vm_test_jumps.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/vm_test_globals.rs from 2018 edition to 2021 [INFO] [stderr] Migrating tests/vm_test_locals.rs from 2018 edition to 2021 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> tests/run/code.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(op_code: JexOpCode) -> TestInstruction { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_chunk` [INFO] [stdout] --> tests/run/mod.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn run_chunk(chunk: TestChunk) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [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] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> tests/run/code.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(op_code: JexOpCode) -> TestInstruction { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [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 dev [unoptimized + debuginfo] target(s) in 25.54s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Checking jex_vm v0.1.0 (/tmp/fixit) [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/instructions/jumps.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 99 | let function = machine [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 111 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*machine` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/instructions/jumps.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 99 | let function = machine [INFO] [stdout] | ------- immutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 111 | machine.push_frame(*chunk_id, name.clone(), chunk_start_slot); [INFO] [stdout] | ^^^^^^^ --------- immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> tests/run/code.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(op_code: JexOpCode) -> TestInstruction { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> tests/run/code.rs:29:12 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn new(op_code: JexOpCode) -> TestInstruction { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_chunk` [INFO] [stdout] --> tests/run/mod.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 28 | pub fn run_chunk(chunk: TestChunk) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run_instructions` [INFO] [stdout] --> tests/run/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn run_instructions(instructions: Vec) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "96b954283054e34bb0262566037f5201c1aa85d3c4623c618c1fc81b6bb4740b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96b954283054e34bb0262566037f5201c1aa85d3c4623c618c1fc81b6bb4740b", kill_on_drop: false }` [INFO] [stdout] 96b954283054e34bb0262566037f5201c1aa85d3c4623c618c1fc81b6bb4740b