[INFO] fetching crate protospec 0.1.1... [INFO] checking protospec-0.1.1 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] extracting crate protospec 0.1.1 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate protospec 0.1.1 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate protospec 0.1.1 [INFO] finished tweaking crates.io crate protospec 0.1.1 [INFO] tweaked toml for crates.io crate protospec 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cee81c150f2e1239420961305c3f3ae5729b868c61db4cbf1d6ade669ffe79a1 [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" "cee81c150f2e1239420961305c3f3ae5729b868c61db4cbf1d6ade669ffe79a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cee81c150f2e1239420961305c3f3ae5729b868c61db4cbf1d6ade669ffe79a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cee81c150f2e1239420961305c3f3ae5729b868c61db4cbf1d6ade669ffe79a1", kill_on_drop: false }` [INFO] [stdout] cee81c150f2e1239420961305c3f3ae5729b868c61db4cbf1d6ade669ffe79a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 799712eda30c99438e9af41628df67769547ecec3a9d9585a046ca6b14c03a14 [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" "799712eda30c99438e9af41628df67769547ecec3a9d9585a046ca6b14c03a14", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.125 [INFO] [stderr] Compiling serde v1.0.125 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking quote v1.0.9 [INFO] [stderr] Checking syn v1.0.69 [INFO] [stderr] Compiling thiserror-impl v1.0.24 [INFO] [stderr] Checking thiserror v1.0.24 [INFO] [stderr] Checking protospec v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `fmt::Write` [INFO] [stdout] --> src/compiler/expr.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::Write, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PartialType`, `emit_type_ref` [INFO] [stdout] --> src/prelude/utf8.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{PartialType, emit_type_ref}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt::Write` [INFO] [stdout] --> src/compiler/expr.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | fmt::Write, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PartialType`, `emit_type_ref` [INFO] [stdout] --> src/prelude/utf8.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::{PartialType, emit_type_ref}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/semantifier.rs:531:17 [INFO] [stdout] | [INFO] [stdout] 531 | x => return Err(AsgError::InvalidFlag(flag.span)), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/compiler/mod.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | fn ref_resolver(f: &Arc) -> TokenStream { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `type_` [INFO] [stdout] --> src/compiler/encoder_sync.rs:157:56 [INFO] [stdout] | [INFO] [stdout] 157 | Instruction::EncodePrimitive(target, data, type_) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_type_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:210:20 [INFO] [stdout] | [INFO] [stdout] 210 | ArrayIndex(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:216:18 [INFO] [stdout] | [INFO] [stdout] 216 | InputRef(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:219:18 [INFO] [stdout] | [INFO] [stdout] 219 | FieldRef(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/base64.rs:6:60 [INFO] [stdout] | [INFO] [stdout] 6 | fn decoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/base64.rs:18:60 [INFO] [stdout] | [INFO] [stdout] 18 | fn encoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/gzip.rs:6:60 [INFO] [stdout] | [INFO] [stdout] 6 | fn decoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/gzip.rs:12:60 [INFO] [stdout] | [INFO] [stdout] 12 | fn encoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/var.rs:58:79 [INFO] [stdout] | [INFO] [stdout] 58 | fn decoding_sync_gen(&self, source: TokenStream, output_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/var.rs:80:78 [INFO] [stdout] | [INFO] [stdout] 80 | fn encoding_sync_gen(&self, target: TokenStream, field_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/utf8.rs:57:78 [INFO] [stdout] | [INFO] [stdout] 57 | fn encoding_sync_gen(&self, target: TokenStream, field_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/semantifier.rs:531:17 [INFO] [stdout] | [INFO] [stdout] 531 | x => return Err(AsgError::InvalidFlag(flag.span)), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/compiler/mod.rs:105:17 [INFO] [stdout] | [INFO] [stdout] 105 | fn ref_resolver(f: &Arc) -> TokenStream { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `type_` [INFO] [stdout] --> src/compiler/encoder_sync.rs:157:56 [INFO] [stdout] | [INFO] [stdout] 157 | Instruction::EncodePrimitive(target, data, type_) => { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_type_` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:210:20 [INFO] [stdout] | [INFO] [stdout] 210 | ArrayIndex(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:216:18 [INFO] [stdout] | [INFO] [stdout] 216 | InputRef(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/compiler/expr.rs:219:18 [INFO] [stdout] | [INFO] [stdout] 219 | FieldRef(c) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/base64.rs:6:60 [INFO] [stdout] | [INFO] [stdout] 6 | fn decoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/base64.rs:18:60 [INFO] [stdout] | [INFO] [stdout] 18 | fn encoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/gzip.rs:6:60 [INFO] [stdout] | [INFO] [stdout] 6 | fn decoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/gzip.rs:12:60 [INFO] [stdout] | [INFO] [stdout] 12 | fn encoding_sync_gen(&self, input_stream: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/var.rs:58:79 [INFO] [stdout] | [INFO] [stdout] 58 | fn decoding_sync_gen(&self, source: TokenStream, output_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/var.rs:80:78 [INFO] [stdout] | [INFO] [stdout] 80 | fn encoding_sync_gen(&self, target: TokenStream, field_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> src/prelude/utf8.rs:57:78 [INFO] [stdout] | [INFO] [stdout] 57 | fn encoding_sync_gen(&self, target: TokenStream, field_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `emit_arguments` [INFO] [stdout] --> src/compiler/mod.rs:295:4 [INFO] [stdout] | [INFO] [stdout] 295 | fn emit_arguments) -> TokenStream>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `emit_arguments` [INFO] [stdout] --> src/compiler/mod.rs:295:4 [INFO] [stdout] | [INFO] [stdout] 295 | fn emit_arguments) -> TokenStream>( [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> tests/mod.rs:100:79 [INFO] [stdout] | [INFO] [stdout] 100 | fn decoding_sync_gen(&self, source: TokenStream, output_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arguments` [INFO] [stdout] --> tests/mod.rs:110:78 [INFO] [stdout] | [INFO] [stdout] 110 | fn encoding_sync_gen(&self, target: TokenStream, field_ref: TokenStream, arguments: Vec) -> TokenStream { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.35s [INFO] running `Command { std: "docker" "inspect" "799712eda30c99438e9af41628df67769547ecec3a9d9585a046ca6b14c03a14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "799712eda30c99438e9af41628df67769547ecec3a9d9585a046ca6b14c03a14", kill_on_drop: false }` [INFO] [stdout] 799712eda30c99438e9af41628df67769547ecec3a9d9585a046ca6b14c03a14