[INFO] crate probor 0.3.1 is already in cache [INFO] extracting crate probor 0.3.1 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/probor/0.3.1 [INFO] extracting crate probor 0.3.1 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/probor/0.3.1 [INFO] validating manifest of probor-0.3.1 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of probor-0.3.1 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing probor-0.3.1 [INFO] finished frobbing probor-0.3.1 [INFO] frobbed toml for probor-0.3.1 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/probor/0.3.1/Cargo.toml [INFO] started frobbing probor-0.3.1 [INFO] finished frobbing probor-0.3.1 [INFO] frobbed toml for probor-0.3.1 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/probor/0.3.1/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking probor-0.3.1 against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-4/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/probor/0.3.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ad04286735a504a88fee940b4b1b5a2bcdeaeb7f3c4d6bb3fe09fe2bf3f09517 [INFO] running `"docker" "start" "-a" "ad04286735a504a88fee940b4b1b5a2bcdeaeb7f3c4d6bb3fe09fe2bf3f09517"` [INFO] [stderr] Checking cbor-codec v0.7.1 [INFO] [stderr] Checking probor v0.3.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> examples/search.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / probor_struct!( [INFO] [stderr] 8 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 9 | | struct Page { [INFO] [stderr] 10 | | url: String => (#0), [INFO] [stderr] 11 | | title: String => (#1), [INFO] [stderr] 12 | | snippet: Option => (#2 optional), [INFO] [stderr] 13 | | }); [INFO] [stderr] | |___^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> examples/search.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / probor_struct!( [INFO] [stderr] 8 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 9 | | struct Page { [INFO] [stderr] 10 | | url: String => (#0), [INFO] [stderr] 11 | | title: String => (#1), [INFO] [stderr] 12 | | snippet: Option => (#2 optional), [INFO] [stderr] 13 | | }); [INFO] [stderr] | |___^ [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> examples/search.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | / probor_struct!( [INFO] [stderr] 16 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 17 | | struct SearchResults { [INFO] [stderr] 18 | | total_results: u64 => (#0), [INFO] [stderr] 19 | | results: Vec => (#1), [INFO] [stderr] 20 | | }); [INFO] [stderr] | |___^ [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> examples/search.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | / probor_struct!( [INFO] [stderr] 16 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 17 | | struct SearchResults { [INFO] [stderr] 18 | | total_results: u64 => (#0), [INFO] [stderr] 19 | | results: Vec => (#1), [INFO] [stderr] 20 | | }); [INFO] [stderr] | |___^ [INFO] [stderr] | [INFO] [stderr] = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/tuples.rs:96:13 [INFO] [stderr] | [INFO] [stderr] 96 | let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..])); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sequences.rs:79:13 [INFO] [stderr] | [INFO] [stderr] 79 | let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..])); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/maps.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..])); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/enums.rs:178:13 [INFO] [stderr] | [INFO] [stderr] 178 | let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..])); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/macros.rs:187:13 [INFO] [stderr] | [INFO] [stderr] 187 | let mut d = &mut Decoder::new(Config::default(), Cursor::new(vec)); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | / probor_struct!( [INFO] [stderr] 113 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 114 | | struct Page { [INFO] [stderr] 115 | | url: String => (#0), [INFO] [stderr] 116 | | title: String => (#1), [INFO] [stderr] 117 | | snippet: Option => (#2 optional), [INFO] [stderr] 118 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:112:5 [INFO] [stderr] | [INFO] [stderr] 112 | / probor_struct!( [INFO] [stderr] 113 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 114 | | struct Page { [INFO] [stderr] 115 | | url: String => (#0), [INFO] [stderr] 116 | | title: String => (#1), [INFO] [stderr] 117 | | snippet: Option => (#2 optional), [INFO] [stderr] 118 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | / probor_struct!( [INFO] [stderr] 121 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 122 | | struct SearchResults { [INFO] [stderr] 123 | | total_results: u64 => (#0), [INFO] [stderr] 124 | | results: Vec => (#1), [INFO] [stderr] 125 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | / probor_struct!( [INFO] [stderr] 121 | | #[derive(PartialEq, Eq, Debug)] [INFO] [stderr] 122 | | struct SearchResults { [INFO] [stderr] 123 | | total_results: u64 => (#0), [INFO] [stderr] 124 | | results: Vec => (#1), [INFO] [stderr] 125 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | / probor_struct!( [INFO] [stderr] 175 | | pub struct VersionInfo { [INFO] [stderr] 176 | | pub version: u8 => (), [INFO] [stderr] 177 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | / probor_struct!( [INFO] [stderr] 175 | | pub struct VersionInfo { [INFO] [stderr] 176 | | pub version: u8 => (), [INFO] [stderr] 177 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:192:5 [INFO] [stderr] | [INFO] [stderr] 192 | / probor_struct!( [INFO] [stderr] 193 | | #[derive(Debug, PartialEq)] [INFO] [stderr] 194 | | struct Three { [INFO] [stderr] 195 | | one: Option => (#0 optional), [INFO] [stderr] 196 | | two: Option => (#1 optional), [INFO] [stderr] 197 | | three: Option => (#2 optional), [INFO] [stderr] 198 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:192:5 [INFO] [stderr] | [INFO] [stderr] 192 | / probor_struct!( [INFO] [stderr] 193 | | #[derive(Debug, PartialEq)] [INFO] [stderr] 194 | | struct Three { [INFO] [stderr] 195 | | one: Option => (#0 optional), [INFO] [stderr] 196 | | two: Option => (#1 optional), [INFO] [stderr] 197 | | three: Option => (#2 optional), [INFO] [stderr] 198 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:200:5 [INFO] [stderr] | [INFO] [stderr] 200 | / probor_struct!( [INFO] [stderr] 201 | | struct TwoThree { [INFO] [stderr] 202 | | two: Option => (#1 optional), [INFO] [stderr] 203 | | three: Option => (#2 optional), [INFO] [stderr] 204 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:200:5 [INFO] [stderr] | [INFO] [stderr] 200 | / probor_struct!( [INFO] [stderr] 201 | | struct TwoThree { [INFO] [stderr] 202 | | two: Option => (#1 optional), [INFO] [stderr] 203 | | three: Option => (#2 optional), [INFO] [stderr] 204 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:206:5 [INFO] [stderr] | [INFO] [stderr] 206 | / probor_struct!( [INFO] [stderr] 207 | | struct OneThree { [INFO] [stderr] 208 | | one: Option => (#0 optional), [INFO] [stderr] 209 | | three: Option => (#2 optional), [INFO] [stderr] 210 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:206:5 [INFO] [stderr] | [INFO] [stderr] 206 | / probor_struct!( [INFO] [stderr] 207 | | struct OneThree { [INFO] [stderr] 208 | | one: Option => (#0 optional), [INFO] [stderr] 209 | | three: Option => (#2 optional), [INFO] [stderr] 210 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:212:5 [INFO] [stderr] | [INFO] [stderr] 212 | / probor_struct!( [INFO] [stderr] 213 | | struct OneTwo { [INFO] [stderr] 214 | | one: Option => (#0 optional), [INFO] [stderr] 215 | | two: Option => (#1 optional), [INFO] [stderr] 216 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:212:5 [INFO] [stderr] | [INFO] [stderr] 212 | / probor_struct!( [INFO] [stderr] 213 | | struct OneTwo { [INFO] [stderr] 214 | | one: Option => (#0 optional), [INFO] [stderr] 215 | | two: Option => (#1 optional), [INFO] [stderr] 216 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:63:25 [INFO] [stderr] | [INFO] [stderr] 63 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 218 | / probor_struct!( [INFO] [stderr] 219 | | struct Named { [INFO] [stderr] 220 | | one: u8 => (), [INFO] [stderr] 221 | | two: u8 => (), [INFO] [stderr] 222 | | three: u8 => (), [INFO] [stderr] 223 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/decode_struct.rs:126:21 [INFO] [stderr] | [INFO] [stderr] 126 | (idx+1); // silence warning but expect to be optimized [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/macros.rs:218:5 [INFO] [stderr] | [INFO] [stderr] 218 | / probor_struct!( [INFO] [stderr] 219 | | struct Named { [INFO] [stderr] 220 | | one: u8 => (), [INFO] [stderr] 221 | | two: u8 => (), [INFO] [stderr] 222 | | three: u8 => (), [INFO] [stderr] 223 | | }); [INFO] [stderr] | |_______- in this macro invocation [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.60s [INFO] running `"docker" "inspect" "ad04286735a504a88fee940b4b1b5a2bcdeaeb7f3c4d6bb3fe09fe2bf3f09517"` [INFO] running `"docker" "rm" "-f" "ad04286735a504a88fee940b4b1b5a2bcdeaeb7f3c4d6bb3fe09fe2bf3f09517"` [INFO] [stdout] ad04286735a504a88fee940b4b1b5a2bcdeaeb7f3c4d6bb3fe09fe2bf3f09517