[INFO] fetching crate wasm-debug 0.2.0... [INFO] checking wasm-debug-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate wasm-debug 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate wasm-debug 0.2.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate wasm-debug 0.2.0 [INFO] finished tweaking crates.io crate wasm-debug 0.2.0 [INFO] tweaked toml for crates.io crate wasm-debug 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 31 packages [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding cranelift-entity v0.59.0 (latest: v0.106.1) [INFO] [stderr] Adding faerie v0.14.0 (latest: v0.16.0) [INFO] [stderr] Adding fallible-iterator v0.2.0 (latest: v0.3.0) [INFO] [stderr] Adding gimli v0.20.0 (latest: v0.28.1) [INFO] [stderr] Adding goblin v0.1.3 (latest: v0.8.0) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding more-asserts v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding scroll v0.10.2 (latest: v0.12.0) [INFO] [stderr] Adding scroll_derive v0.10.5 (latest: v0.12.0) [INFO] [stderr] Adding string-interner v0.7.1 (latest: v0.15.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding target-lexicon v0.10.0 (latest: v0.12.14) [INFO] [stderr] Adding wasmparser v0.51.4 (latest: v0.202.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded target-lexicon v0.10.0 [INFO] [stderr] Downloaded cranelift-entity v0.59.0 [INFO] [stderr] Downloaded faerie v0.14.0 [INFO] [stderr] Downloaded string-interner v0.7.1 [INFO] [stderr] Downloaded goblin v0.1.3 [INFO] [stderr] Downloaded wasmparser v0.51.4 [INFO] [stderr] Downloaded gimli v0.20.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13cf3732c20c4612be59f2ac66f69d23b64426e0e0382aa69c5690c8c5afdaa1 [INFO] running `Command { std: "docker" "start" "-a" "13cf3732c20c4612be59f2ac66f69d23b64426e0e0382aa69c5690c8c5afdaa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13cf3732c20c4612be59f2ac66f69d23b64426e0e0382aa69c5690c8c5afdaa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13cf3732c20c4612be59f2ac66f69d23b64426e0e0382aa69c5690c8c5afdaa1", kill_on_drop: false }` [INFO] [stdout] 13cf3732c20c4612be59f2ac66f69d23b64426e0e0382aa69c5690c8c5afdaa1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c6514170e4bcb0eef7d66ab4af924bbe9363011d525870f995b77cf4f49c6b6 [INFO] running `Command { std: "docker" "start" "-a" "3c6514170e4bcb0eef7d66ab4af924bbe9363011d525870f995b77cf4f49c6b6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Compiling target-lexicon v0.10.0 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking plain v0.2.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking cranelift-entity v0.59.0 [INFO] [stderr] Checking wasmparser v0.51.4 [INFO] [stderr] Checking more-asserts v0.2.2 [INFO] [stderr] Checking string-interner v0.7.1 [INFO] [stderr] Checking gimli v0.20.0 [INFO] [stderr] Compiling scroll_derive v0.10.5 [INFO] [stderr] Checking scroll v0.10.2 [INFO] [stderr] Checking goblin v0.1.3 [INFO] [stderr] Checking faerie v0.14.0 [INFO] [stderr] Checking wasm-debug v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `wasmparser` is imported redundantly [INFO] [stdout] --> src/read_debuginfo.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use wasmparser::{self, ModuleReader, SectionCode}; [INFO] [stdout] | ^^^^ the item `wasmparser` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `gimli` is imported redundantly [INFO] [stdout] --> src/transform/expression.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | use gimli::{self, write, Expression, Operation, Reader, ReaderOffset, Register, X86_64}; [INFO] [stdout] | ^^^^ the item `gimli` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `gimli` is imported redundantly [INFO] [stdout] --> src/transform/simulate.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | use gimli::{self, LineEncoding}; [INFO] [stdout] | ^^^^ the item `gimli` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Decl` is imported redundantly [INFO] [stdout] --> src/write_debuginfo.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use faerie::artifact::{Decl, SectionKind}; [INFO] [stdout] | ^^^^ [INFO] [stdout] 2 | use faerie::*; [INFO] [stdout] | --------- the item `Decl` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SectionKind` is imported redundantly [INFO] [stdout] --> src/write_debuginfo.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use faerie::artifact::{Decl, SectionKind}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 2 | use faerie::*; [INFO] [stdout] | --------- the item `SectionKind` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `wasmparser` is imported redundantly [INFO] [stdout] --> src/read_debuginfo.rs:8:18 [INFO] [stdout] | [INFO] [stdout] 8 | use wasmparser::{self, ModuleReader, SectionCode}; [INFO] [stdout] | ^^^^ the item `wasmparser` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `gimli` is imported redundantly [INFO] [stdout] --> src/transform/expression.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | use gimli::{self, write, Expression, Operation, Reader, ReaderOffset, Register, X86_64}; [INFO] [stdout] | ^^^^ the item `gimli` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `gimli` is imported redundantly [INFO] [stdout] --> src/transform/simulate.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | use gimli::{self, LineEncoding}; [INFO] [stdout] | ^^^^ the item `gimli` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Decl` is imported redundantly [INFO] [stdout] --> src/write_debuginfo.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use faerie::artifact::{Decl, SectionKind}; [INFO] [stdout] | ^^^^ [INFO] [stdout] 2 | use faerie::*; [INFO] [stdout] | --------- the item `Decl` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SectionKind` is imported redundantly [INFO] [stdout] --> src/write_debuginfo.rs:1:30 [INFO] [stdout] | [INFO] [stdout] 1 | use faerie::artifact::{Decl, SectionKind}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 2 | use faerie::*; [INFO] [stdout] | --------- the item `SectionKind` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Reader` is never used [INFO] [stdout] --> src/read_debuginfo.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait Reader: gimli::Reader {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/transform/line_program.rs:28:19 [INFO] [stdout] | [INFO] [stdout] 28 | EndOfSequence(u64), [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 28 | EndOfSequence(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Reader` is never used [INFO] [stdout] --> src/read_debuginfo.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | trait Reader: gimli::Reader {} [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/transform/line_program.rs:28:19 [INFO] [stdout] | [INFO] [stdout] 28 | EndOfSequence(u64), [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 28 | EndOfSequence(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.17s [INFO] running `Command { std: "docker" "inspect" "3c6514170e4bcb0eef7d66ab4af924bbe9363011d525870f995b77cf4f49c6b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c6514170e4bcb0eef7d66ab4af924bbe9363011d525870f995b77cf4f49c6b6", kill_on_drop: false }` [INFO] [stdout] 3c6514170e4bcb0eef7d66ab4af924bbe9363011d525870f995b77cf4f49c6b6