[INFO] cloning repository https://github.com/dinfuehr/dora [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinfuehr/dora" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09c7037006ce8907d83d6b4be776ca2453300eee [INFO] checking dinfuehr/dora against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dinfuehr/dora 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] removed /workspace/builds/worker-6-tc1/source/rust-toolchain [INFO] started tweaking git repo https://github.com/dinfuehr/dora [INFO] finished tweaking git repo https://github.com/dinfuehr/dora [INFO] tweaked toml for git repo https://github.com/dinfuehr/dora written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dinfuehr/dora 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded xdg v2.5.2 [INFO] [stderr] Downloaded bincode_derive v2.0.0-rc.3 [INFO] [stderr] Downloaded id-arena v2.2.1 [INFO] [stderr] Downloaded virtue v0.0.13 [INFO] [stderr] Downloaded serde v1.0.175 [INFO] [stderr] Downloaded lsp-server v0.7.2 [INFO] [stderr] Downloaded serde_repr v0.1.15 [INFO] [stderr] Downloaded lsp-types v0.94.0 [INFO] [stderr] Downloaded winnow v0.5.1 [INFO] [stderr] Downloaded capstone v0.11.0 [INFO] [stderr] Downloaded serde_derive v1.0.175 [INFO] [stderr] Downloaded serde_json v1.0.103 [INFO] [stderr] Downloaded afl v0.14.3 [INFO] [stderr] Downloaded capstone-sys v0.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2d679e6f9dc2be6a9eb7a41d5992a4b4875a859a02bbd21ae09dbdcf5e7fcd69 [INFO] running `Command { std: "docker" "start" "-a" "2d679e6f9dc2be6a9eb7a41d5992a4b4875a859a02bbd21ae09dbdcf5e7fcd69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d679e6f9dc2be6a9eb7a41d5992a4b4875a859a02bbd21ae09dbdcf5e7fcd69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d679e6f9dc2be6a9eb7a41d5992a4b4875a859a02bbd21ae09dbdcf5e7fcd69", kill_on_drop: false }` [INFO] [stdout] 2d679e6f9dc2be6a9eb7a41d5992a4b4875a859a02bbd21ae09dbdcf5e7fcd69 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] afea8e887915f4b3d9e8718f67634718f0f70021d0a6d71373eab35bff6ca360 [INFO] running `Command { std: "docker" "start" "-a" "afea8e887915f4b3d9e8718f67634718f0f70021d0a6d71373eab35bff6ca360", kill_on_drop: false }` [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.0 [INFO] [stderr] Compiling winnow v0.5.1 [INFO] [stderr] Compiling toml_datetime v0.6.3 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling virtue v0.0.13 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling serde v1.0.175 [INFO] [stderr] Checking dora-parser v0.0.2 (/opt/rustwide/workdir/dora-parser) [INFO] [stderr] Compiling capstone-sys v0.15.0 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> dora-parser/src/ast/dump.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::ast::*; [INFO] [stdout] | ------------- the item `Arc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> dora-parser/src/span.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling serde_derive v1.0.175 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling serde_json v1.0.103 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Compiling dora-frontend v0.0.2 (/opt/rustwide/workdir/dora-frontend) [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling indexmap v2.0.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> dora-parser/src/syntax.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct SyntaxNode(Arc); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 5 | pub struct SyntaxNode(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling home v0.5.5 [INFO] [stderr] Checking percent-encoding v2.3.0 [INFO] [stderr] Checking dora-asm v0.0.1 (/opt/rustwide/workdir/dora-asm) [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Compiling bincode_derive v2.0.0-rc.3 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-asm/src/x64.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-asm/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling afl v0.14.3 [INFO] [stderr] Checking form_urlencoded v1.2.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking log v0.4.19 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking xdg v2.5.2 [INFO] [stderr] Checking rustc_version v0.4.0 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> dora-parser/src/ast/dump.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 2 | [INFO] [stdout] 3 | use crate::ast::*; [INFO] [stdout] | ------------- the item `Arc` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Result` is imported redundantly [INFO] [stdout] --> dora-parser/src/span.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::result::Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Result` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam v0.8.2 [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-asm/src/x64.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-asm/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bincode v2.0.0-rc.3 [INFO] [stderr] Compiling toml_edit v0.19.14 [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> dora-parser/src/syntax.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct SyntaxNode(Arc); [INFO] [stdout] | ---------- ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 5 | pub struct SyntaxNode(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_repr v0.1.15 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Checking url v2.4.0 [INFO] [stderr] Compiling num_enum_derive v0.6.1 [INFO] [stderr] Checking lsp-server v0.7.2 [INFO] [stderr] Checking lsp-types v0.94.0 [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_enum v0.6.1 [INFO] [stderr] Checking dora-bytecode v0.0.2 (/opt/rustwide/workdir/dora-bytecode) [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> dora-bytecode/src/reader.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Iterator` is imported redundantly [INFO] [stdout] --> dora-bytecode/src/reader.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::iter::Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Iterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-frontend/src/generator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-frontend/src/generator.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `context_id` is never read [INFO] [stdout] --> dora-frontend/src/typeck/function.rs:1046:9 [INFO] [stdout] | [INFO] [stdout] 1044 | pub struct VarDefinition { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 1045 | pub id: NestedVarId, [INFO] [stdout] 1046 | pub context_id: InnerContextId, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDefinition` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dora-sema-fuzzer v0.1.0 (/opt/rustwide/workdir/dora-sema-fuzzer) [INFO] [stdout] warning: field `context_id` is never read [INFO] [stdout] --> dora-frontend/src/typeck/function.rs:1046:9 [INFO] [stdout] | [INFO] [stdout] 1044 | pub struct VarDefinition { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 1045 | pub id: NestedVarId, [INFO] [stdout] 1046 | pub context_id: InnerContextId, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `VarDefinition` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dora-language-server v0.0.2 (/opt/rustwide/workdir/dora-language-server) [INFO] [stderr] Checking capstone v0.11.0 [INFO] [stderr] Checking dora-runtime v0.0.2 (/opt/rustwide/workdir/dora-runtime) [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-runtime/src/boots/serializer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> dora-runtime/src/cpu.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> dora-runtime/src/disassembler/capstone.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> dora-runtime/src/gc.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> dora-runtime/src/gc.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> dora-runtime/src/object.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> dora-runtime/src/stdlib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> dora-runtime/src/threads.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> dora-runtime/src/vm/flags.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> dora-runtime/src/vtable.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{self, fmt, ptr, slice}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> dora-runtime/src/boots/serializer.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> dora-runtime/src/cpu.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> dora-runtime/src/disassembler/capstone.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> dora-runtime/src/gc.rs:3:16 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Ord` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialOrd` is imported redundantly [INFO] [stdout] --> dora-runtime/src/gc.rs:3:31 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::{Ord, Ordering, PartialOrd}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialOrd` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> dora-runtime/src/object.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std; [INFO] [stdout] | ^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> dora-runtime/src/stdlib.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use libc; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> dora-runtime/src/threads.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> dora-runtime/src/vm/flags.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ the item `num_cpus` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> dora-runtime/src/vtable.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{self, fmt, ptr, slice}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking dora v0.0.2 (/opt/rustwide/workdir/dora) [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> dora/src/driver/cmd.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Default` is imported redundantly [INFO] [stdout] --> dora/src/driver/cmd.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::default::Default; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Default` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.85s [INFO] running `Command { std: "docker" "inspect" "afea8e887915f4b3d9e8718f67634718f0f70021d0a6d71373eab35bff6ca360", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "afea8e887915f4b3d9e8718f67634718f0f70021d0a6d71373eab35bff6ca360", kill_on_drop: false }` [INFO] [stdout] afea8e887915f4b3d9e8718f67634718f0f70021d0a6d71373eab35bff6ca360 [INFO] checking dinfuehr/dora against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinfuehr%2Fdora" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dinfuehr/dora on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain [INFO] started tweaking git repo https://github.com/dinfuehr/dora [INFO] finished tweaking git repo https://github.com/dinfuehr/dora [INFO] tweaked toml for git repo https://github.com/dinfuehr/dora written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dinfuehr/dora 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64a1e68b9e274a9a7a96feecc10ed794b5f1de592e2f81b6c8fbac45be47d287 [INFO] running `Command { std: "docker" "start" "-a" "64a1e68b9e274a9a7a96feecc10ed794b5f1de592e2f81b6c8fbac45be47d287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64a1e68b9e274a9a7a96feecc10ed794b5f1de592e2f81b6c8fbac45be47d287", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64a1e68b9e274a9a7a96feecc10ed794b5f1de592e2f81b6c8fbac45be47d287", kill_on_drop: false }` [INFO] [stdout] 64a1e68b9e274a9a7a96feecc10ed794b5f1de592e2f81b6c8fbac45be47d287 [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=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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f1801cb81e6c17bed233d7dfaf1a0cec58df31de2db0b1958ce8723f2fbd3d5e [INFO] running `Command { std: "docker" "start" "-a" "f1801cb81e6c17bed233d7dfaf1a0cec58df31de2db0b1958ce8723f2fbd3d5e", kill_on_drop: false }` [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.0 [INFO] [stderr] Compiling winnow v0.5.1 [INFO] [stderr] Compiling toml_datetime v0.6.3 [INFO] [stderr] Compiling once_cell v1.18.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling virtue v0.0.13 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Checking fixedbitset v0.4.2 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking parking_lot_core v0.9.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Compiling quote v1.0.32 [INFO] [stderr] Compiling serde v1.0.175 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling walkdir v2.3.3 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling capstone-sys v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.175 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Compiling serde_json v1.0.103 [INFO] [stderr] Compiling syn v2.0.27 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.175/src/lib_precompiled.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_derive` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f1801cb81e6c17bed233d7dfaf1a0cec58df31de2db0b1958ce8723f2fbd3d5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1801cb81e6c17bed233d7dfaf1a0cec58df31de2db0b1958ce8723f2fbd3d5e", kill_on_drop: false }` [INFO] [stdout] f1801cb81e6c17bed233d7dfaf1a0cec58df31de2db0b1958ce8723f2fbd3d5e