[INFO] cloning repository emilio/searchfox-rustc-analyser [INFO] running `"git" "clone" "--bare" "git://github.com/emilio/searchfox-rustc-analyser.git" "work/cache/sources/gh/emilio/searchfox-rustc-analyser"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/emilio/searchfox-rustc-analyser'... [INFO] running `"git" "clone" "work/cache/sources/gh/emilio/searchfox-rustc-analyser" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/emilio/searchfox-rustc-analyser" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/emilio/searchfox-rustc-analyser"` [INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/emilio/searchfox-rustc-analyser'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 053686ff21cebf591dfe106d1d7c9f9bf3b04c93 [INFO] sha for GitHub repo emilio/searchfox-rustc-analyser: 053686ff21cebf591dfe106d1d7c9f9bf3b04c93 [INFO] validating manifest of emilio/searchfox-rustc-analyser on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of emilio/searchfox-rustc-analyser on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing emilio/searchfox-rustc-analyser [INFO] finished frobbing emilio/searchfox-rustc-analyser [INFO] frobbed toml for emilio/searchfox-rustc-analyser written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser/Cargo.toml [INFO] started frobbing emilio/searchfox-rustc-analyser [INFO] finished frobbing emilio/searchfox-rustc-analyser [INFO] frobbed toml for emilio/searchfox-rustc-analyser written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/emilio/searchfox-rustc-analyser/Cargo.toml [INFO] crate emilio/searchfox-rustc-analyser already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rls-data v0.12.0 [INFO] [stderr] Downloaded rls-analysis v0.8.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing emilio/searchfox-rustc-analyser against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] a834fff9c9ac00270f4b28a0ab6340d4181c107cec825febb968680a31e7ea0d [INFO] running `"docker" "start" "-a" "a834fff9c9ac00270f4b28a0ab6340d4181c107cec825febb968680a31e7ea0d"` [INFO] [stderr] Compiling libc v0.2.33 [INFO] [stderr] Compiling serde v1.0.20 [INFO] [stderr] Compiling rls-span v0.4.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling rls-data v0.12.0 [INFO] [stderr] Compiling atty v0.2.3 [INFO] [stderr] Compiling clap v2.27.1 [INFO] [stderr] Compiling derive-new v0.5.0 [INFO] [stderr] Compiling rls-analysis v0.8.1 [INFO] [stderr] Compiling serde_json v1.0.6 [INFO] [stderr] Compiling searchfox-rustc-analyser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 192 | flat_map_per_file!(imports); [INFO] [stderr] | ---------------------------- in this macro invocation [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/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 193 | flat_map_per_file!(defs); [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 194 | flat_map_per_file!(impls); [INFO] [stderr] | -------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 195 | flat_map_per_file!(refs); [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 196 | flat_map_per_file!(macro_refs); [INFO] [stderr] | ------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 197 | flat_map_per_file!(relations); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `"docker" "inspect" "a834fff9c9ac00270f4b28a0ab6340d4181c107cec825febb968680a31e7ea0d"` [INFO] running `"docker" "rm" "-f" "a834fff9c9ac00270f4b28a0ab6340d4181c107cec825febb968680a31e7ea0d"` [INFO] [stdout] a834fff9c9ac00270f4b28a0ab6340d4181c107cec825febb968680a31e7ea0d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] f03cdc56c57c4fe74af995a2f29615c8b7e02bcaaecac6b79ddb67fb7c83ef97 [INFO] running `"docker" "start" "-a" "f03cdc56c57c4fe74af995a2f29615c8b7e02bcaaecac6b79ddb67fb7c83ef97"` [INFO] [stderr] Compiling searchfox-rustc-analyser v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 192 | flat_map_per_file!(imports); [INFO] [stderr] | ---------------------------- in this macro invocation [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/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 193 | flat_map_per_file!(defs); [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 194 | flat_map_per_file!(impls); [INFO] [stderr] | -------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 195 | flat_map_per_file!(refs); [INFO] [stderr] | ------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 196 | flat_map_per_file!(macro_refs); [INFO] [stderr] | ------------------------------- in this macro invocation [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:182:21 [INFO] [stderr] | [INFO] [stderr] 182 | let mut file_analysis = [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] ... [INFO] [stderr] 197 | flat_map_per_file!(relations); [INFO] [stderr] | ------------------------------ in this macro invocation [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `"docker" "inspect" "f03cdc56c57c4fe74af995a2f29615c8b7e02bcaaecac6b79ddb67fb7c83ef97"` [INFO] running `"docker" "rm" "-f" "f03cdc56c57c4fe74af995a2f29615c8b7e02bcaaecac6b79ddb67fb7c83ef97"` [INFO] [stdout] f03cdc56c57c4fe74af995a2f29615c8b7e02bcaaecac6b79ddb67fb7c83ef97 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/emilio/searchfox-rustc-analyser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] f3eda60174febd8e454306d32d3e3fd1c1e77447392885803bdaa513a2107164 [INFO] running `"docker" "start" "-a" "f3eda60174febd8e454306d32d3e3fd1c1e77447392885803bdaa513a2107164"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/searchfox_rustc_analyser-b9f5a1a9685f39bb [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "f3eda60174febd8e454306d32d3e3fd1c1e77447392885803bdaa513a2107164"` [INFO] running `"docker" "rm" "-f" "f3eda60174febd8e454306d32d3e3fd1c1e77447392885803bdaa513a2107164"` [INFO] [stdout] f3eda60174febd8e454306d32d3e3fd1c1e77447392885803bdaa513a2107164