[INFO] updating cached repository saarw/cstruct2rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/saarw/cstruct2rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/saarw/cstruct2rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/saarw/cstruct2rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/saarw/cstruct2rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/saarw/cstruct2rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8e53895724d6e22da6056430e8dab2ef9661f9ac [INFO] sha for GitHub repo saarw/cstruct2rs: 8e53895724d6e22da6056430e8dab2ef9661f9ac [INFO] validating manifest of saarw/cstruct2rs on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of saarw/cstruct2rs on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing saarw/cstruct2rs [INFO] finished frobbing saarw/cstruct2rs [INFO] frobbed toml for saarw/cstruct2rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs/Cargo.toml [INFO] started frobbing saarw/cstruct2rs [INFO] finished frobbing saarw/cstruct2rs [INFO] frobbed toml for saarw/cstruct2rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/saarw/cstruct2rs/Cargo.toml [INFO] crate saarw/cstruct2rs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing saarw/cstruct2rs against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs:/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=warn" "-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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] e0e4e6a27e716f08d60f8806e5737c02151e4866ecabbfea703fec90e16c224d [INFO] running `"docker" "start" "-a" "e0e4e6a27e716f08d60f8806e5737c02151e4866ecabbfea703fec90e16c224d"` [INFO] [stderr] Compiling cstruct2rs v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cinfo.rs:90:6 [INFO] [stderr] | [INFO] [stderr] 90 | let mut name_buf: Cow; [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/cinfo.rs:91:6 [INFO] [stderr] | [INFO] [stderr] 91 | let mut var_name: Cow; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.64s [INFO] running `"docker" "inspect" "e0e4e6a27e716f08d60f8806e5737c02151e4866ecabbfea703fec90e16c224d"` [INFO] running `"docker" "rm" "-f" "e0e4e6a27e716f08d60f8806e5737c02151e4866ecabbfea703fec90e16c224d"` [INFO] [stdout] e0e4e6a27e716f08d60f8806e5737c02151e4866ecabbfea703fec90e16c224d [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs:/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=warn" "-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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a651ad05ff1aa0d3e1ebe599e3b7c1c5bff82d604ae199082d41fc1e1f5039f0 [INFO] running `"docker" "start" "-a" "a651ad05ff1aa0d3e1ebe599e3b7c1c5bff82d604ae199082d41fc1e1f5039f0"` [INFO] [stderr] Compiling cstruct2rs v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cinfo.rs:90:6 [INFO] [stderr] | [INFO] [stderr] 90 | let mut name_buf: Cow; [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/cinfo.rs:91:6 [INFO] [stderr] | [INFO] [stderr] 91 | let mut var_name: Cow; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.75s [INFO] running `"docker" "inspect" "a651ad05ff1aa0d3e1ebe599e3b7c1c5bff82d604ae199082d41fc1e1f5039f0"` [INFO] running `"docker" "rm" "-f" "a651ad05ff1aa0d3e1ebe599e3b7c1c5bff82d604ae199082d41fc1e1f5039f0"` [INFO] [stdout] a651ad05ff1aa0d3e1ebe599e3b7c1c5bff82d604ae199082d41fc1e1f5039f0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/saarw/cstruct2rs:/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=warn" "-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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] d086c287fe5683a75ae8fd159b09410428d59ef3e0c3a0303f9bf5a847ebc4cd [INFO] running `"docker" "start" "-a" "d086c287fe5683a75ae8fd159b09410428d59ef3e0c3a0303f9bf5a847ebc4cd"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/cstruct2rs-4ca328fe47aca863 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test_strip_comments ... ok [INFO] [stdout] test cinfo::test_parse_fields ... ok [INFO] [stdout] test cinfo::test_extract_name_and_array_pointer_type ... ok [INFO] [stdout] test test_find_struct_block ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "d086c287fe5683a75ae8fd159b09410428d59ef3e0c3a0303f9bf5a847ebc4cd"` [INFO] running `"docker" "rm" "-f" "d086c287fe5683a75ae8fd159b09410428d59ef3e0c3a0303f9bf5a847ebc4cd"` [INFO] [stdout] d086c287fe5683a75ae8fd159b09410428d59ef3e0c3a0303f9bf5a847ebc4cd