[INFO] fetching crate xlang_frontend 0.1.6... [INFO] testing xlang_frontend-0.1.6 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate xlang_frontend 0.1.6 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate xlang_frontend 0.1.6 [INFO] finished tweaking crates.io crate xlang_frontend 0.1.6 [INFO] tweaked toml for crates.io crate xlang_frontend 0.1.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate xlang_frontend 0.1.6 on toolchain beta-2025-10-28 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate xlang_frontend 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 037b43e14fc205edd87850d624637a9a0266c56bebd82d07971d2a1e3b384e38 [INFO] running `Command { std: "docker" "start" "-a" "037b43e14fc205edd87850d624637a9a0266c56bebd82d07971d2a1e3b384e38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "037b43e14fc205edd87850d624637a9a0266c56bebd82d07971d2a1e3b384e38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "037b43e14fc205edd87850d624637a9a0266c56bebd82d07971d2a1e3b384e38", kill_on_drop: false }` [INFO] [stdout] 037b43e14fc205edd87850d624637a9a0266c56bebd82d07971d2a1e3b384e38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 10d72dca0e985dce3a031d7ea4ef5e1968323b2336f15c33cd1c56932a6674d3 [INFO] running `Command { std: "docker" "start" "-a" "10d72dca0e985dce3a031d7ea4ef5e1968323b2336f15c33cd1c56932a6674d3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling rustc-hash v2.1.1 [INFO] [stderr] Compiling colored v3.0.0 [INFO] [stderr] Compiling libloading v0.8.6 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling xlang_vm_core v0.2.0 [INFO] [stderr] Compiling xlang_frontend v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser/lexer.rs:90:27 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn tokenize(code: &str) -> Vec { [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] 90 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.60s [INFO] running `Command { std: "docker" "inspect" "10d72dca0e985dce3a031d7ea4ef5e1968323b2336f15c33cd1c56932a6674d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10d72dca0e985dce3a031d7ea4ef5e1968323b2336f15c33cd1c56932a6674d3", kill_on_drop: false }` [INFO] [stdout] 10d72dca0e985dce3a031d7ea4ef5e1968323b2336f15c33cd1c56932a6674d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e5c9c0981ee9c93aba9612acbfae57ebacc46c2354fa0efb7ba77732984a35e [INFO] running `Command { std: "docker" "start" "-a" "7e5c9c0981ee9c93aba9612acbfae57ebacc46c2354fa0efb7ba77732984a35e", kill_on_drop: false }` [INFO] [stderr] Compiling xlang_frontend v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser/lexer.rs:90:27 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn tokenize(code: &str) -> Vec { [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] 90 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/parser/lexer.rs:90:27 [INFO] [stdout] | [INFO] [stdout] 90 | pub fn tokenize(code: &str) -> Vec { [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] 90 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "7e5c9c0981ee9c93aba9612acbfae57ebacc46c2354fa0efb7ba77732984a35e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e5c9c0981ee9c93aba9612acbfae57ebacc46c2354fa0efb7ba77732984a35e", kill_on_drop: false }` [INFO] [stdout] 7e5c9c0981ee9c93aba9612acbfae57ebacc46c2354fa0efb7ba77732984a35e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a8bab1511e01c02e58d732d0cf3827bc2fa6c43bc5b3f0e87468db4f703aea6 [INFO] running `Command { std: "docker" "start" "-a" "9a8bab1511e01c02e58d732d0cf3827bc2fa6c43bc5b3f0e87468db4f703aea6", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/parser/lexer.rs:90:27 [INFO] [stderr] | [INFO] [stderr] 90 | pub fn tokenize(code: &str) -> Vec { [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] 90 | pub fn tokenize(code: &str) -> Vec> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `xlang_frontend` (lib) generated 1 warning (run `cargo fix --lib -p xlang_frontend` to apply 1 suggestion) [INFO] [stderr] warning: `xlang_frontend` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xlang_frontend-81209126c03612a7) [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] [stderr] Doc-tests xlang_frontend [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" "9a8bab1511e01c02e58d732d0cf3827bc2fa6c43bc5b3f0e87468db4f703aea6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a8bab1511e01c02e58d732d0cf3827bc2fa6c43bc5b3f0e87468db4f703aea6", kill_on_drop: false }` [INFO] [stdout] 9a8bab1511e01c02e58d732d0cf3827bc2fa6c43bc5b3f0e87468db4f703aea6