[INFO] fetching crate lightbeam 0.30.0... [INFO] checking lightbeam-0.30.0 against master#32c26302620b2dbbe0a2291f1969bc0b1622ae59 for pr-95755 [INFO] extracting crate lightbeam 0.30.0 into /workspace/builds/worker-44/source [INFO] validating manifest of crates.io crate lightbeam 0.30.0 on toolchain 32c26302620b2dbbe0a2291f1969bc0b1622ae59 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32c26302620b2dbbe0a2291f1969bc0b1622ae59" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lightbeam 0.30.0 [INFO] finished tweaking crates.io crate lightbeam 0.30.0 [INFO] tweaked toml for crates.io crate lightbeam 0.30.0 written to /workspace/builds/worker-44/source/Cargo.toml [INFO] crate crates.io crate lightbeam 0.30.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32c26302620b2dbbe0a2291f1969bc0b1622ae59" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cranelift-codegen-shared v0.77.0 [INFO] [stderr] Downloaded target-lexicon v0.12.2 [INFO] [stderr] Downloaded thiserror v1.0.29 [INFO] [stderr] Downloaded regalloc v0.0.31 [INFO] [stderr] Downloaded cranelift-bforest v0.77.0 [INFO] [stderr] Downloaded memmap2 v0.2.3 [INFO] [stderr] Downloaded more-asserts v0.2.1 [INFO] [stderr] Downloaded cc v1.0.70 [INFO] [stderr] Downloaded anyhow v1.0.44 [INFO] [stderr] Downloaded derive_utils v0.11.2 [INFO] [stderr] Downloaded derive_more v0.99.16 [INFO] [stderr] Downloaded syn v1.0.76 [INFO] [stderr] Downloaded cranelift-entity v0.77.0 [INFO] [stderr] Downloaded gimli v0.25.0 [INFO] [stderr] Downloaded libc v0.2.102 [INFO] [stderr] Downloaded dynasmrt v1.1.0 [INFO] [stderr] Downloaded cranelift-codegen v0.77.0 [INFO] [stderr] Downloaded wat v1.0.40 [INFO] [stderr] Downloaded capstone-sys v0.13.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.29 [INFO] [stderr] Downloaded capstone v0.9.0 [INFO] [stderr] Downloaded thiserror-impl v1.0.29 [INFO] [stderr] Downloaded dynasm v1.1.0 [INFO] [stderr] Downloaded iter-enum v1.0.1 [INFO] [stderr] Downloaded wasmparser v0.80.1 [INFO] [stderr] Downloaded leb128 v0.2.4 [INFO] [stderr] Downloaded wast v38.0.0 [INFO] [stderr] Downloaded cranelift-codegen-meta v0.77.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+32c26302620b2dbbe0a2291f1969bc0b1622ae59" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2b4b87a47bd0e05873110f2332b2e8b2528fbe59cc6f22439f2abd4596edb4e2 [INFO] running `Command { std: "docker" "start" "-a" "2b4b87a47bd0e05873110f2332b2e8b2528fbe59cc6f22439f2abd4596edb4e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2b4b87a47bd0e05873110f2332b2e8b2528fbe59cc6f22439f2abd4596edb4e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b4b87a47bd0e05873110f2332b2e8b2528fbe59cc6f22439f2abd4596edb4e2", kill_on_drop: false }` [INFO] [stdout] 2b4b87a47bd0e05873110f2332b2e8b2528fbe59cc6f22439f2abd4596edb4e2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+32c26302620b2dbbe0a2291f1969bc0b1622ae59" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14967ad6b23d5b6ed20991c932063b86052948b0201047ed94c73108b253e461 [INFO] running `Command { std: "docker" "start" "-a" "14967ad6b23d5b6ed20991c932063b86052948b0201047ed94c73108b253e461", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling cranelift-entity v0.77.0 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling cranelift-codegen-shared v0.77.0 [INFO] [stderr] Compiling target-lexicon v0.12.2 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.44 [INFO] [stderr] Compiling convert_case v0.4.0 [INFO] [stderr] Checking leb128 v0.2.4 [INFO] [stderr] Checking more-asserts v0.2.1 [INFO] [stderr] Checking wasmparser v0.80.1 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking cranelift-bforest v0.77.0 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Compiling cranelift-codegen-meta v0.77.0 [INFO] [stderr] Compiling capstone-sys v0.13.0 [INFO] [stderr] Checking wast v38.0.0 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Checking regalloc v0.0.31 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking wat v1.0.40 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking memmap2 v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking gimli v0.25.0 [INFO] [stderr] Compiling derive_utils v0.11.2 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling dynasm v1.1.0 [INFO] [stderr] Compiling derive_more v0.99.16 [INFO] [stderr] Compiling iter-enum v1.0.1 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Compiling cranelift-codegen v0.77.0 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking dynasmrt v1.1.0 [INFO] [stderr] Checking capstone v0.9.0 [INFO] [stderr] Checking lightbeam v0.30.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `reg` [INFO] [stdout] --> src/backend.rs:680:5 [INFO] [stdout] | [INFO] [stdout] 680 | reg: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `RelocateAddress` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:678:10 [INFO] [stdout] | [INFO] [stdout] 678 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `imm` [INFO] [stdout] --> src/backend.rs:681:5 [INFO] [stdout] | [INFO] [stdout] 681 | imm: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAddress` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:678:10 [INFO] [stdout] | [INFO] [stdout] 678 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `position` [INFO] [stdout] --> src/backend.rs:686:5 [INFO] [stdout] | [INFO] [stdout] 686 | position: AssemblyOffset, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dst_reg` [INFO] [stdout] --> src/backend.rs:687:5 [INFO] [stdout] | [INFO] [stdout] 687 | dst_reg: GPR, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `address` [INFO] [stdout] --> src/backend.rs:688:5 [INFO] [stdout] | [INFO] [stdout] 688 | address: RelocateAddress, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `reg` [INFO] [stdout] --> src/backend.rs:680:5 [INFO] [stdout] | [INFO] [stdout] 680 | reg: Option, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `RelocateAddress` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:678:10 [INFO] [stdout] | [INFO] [stdout] 678 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `imm` [INFO] [stdout] --> src/backend.rs:681:5 [INFO] [stdout] | [INFO] [stdout] 681 | imm: usize, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAddress` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:678:10 [INFO] [stdout] | [INFO] [stdout] 678 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `position` [INFO] [stdout] --> src/backend.rs:686:5 [INFO] [stdout] | [INFO] [stdout] 686 | position: AssemblyOffset, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `dst_reg` [INFO] [stdout] --> src/backend.rs:687:5 [INFO] [stdout] | [INFO] [stdout] 687 | dst_reg: GPR, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `address` [INFO] [stdout] --> src/backend.rs:688:5 [INFO] [stdout] | [INFO] [stdout] 688 | address: RelocateAddress, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `RelocateAccess` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/backend.rs:684:10 [INFO] [stdout] | [INFO] [stdout] 684 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "14967ad6b23d5b6ed20991c932063b86052948b0201047ed94c73108b253e461", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14967ad6b23d5b6ed20991c932063b86052948b0201047ed94c73108b253e461", kill_on_drop: false }` [INFO] [stdout] 14967ad6b23d5b6ed20991c932063b86052948b0201047ed94c73108b253e461