[INFO] updating cached repository LogoiLab/fuc [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/LogoiLab/fuc [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/fuc" "work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/LogoiLab/fuc" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/fuc"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/fuc'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 7f48c0e81ccb0e62d1c77709e56b567c150fffec [INFO] sha for GitHub repo LogoiLab/fuc: 7f48c0e81ccb0e62d1c77709e56b567c150fffec [INFO] validating manifest of LogoiLab/fuc 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 LogoiLab/fuc 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 LogoiLab/fuc [INFO] finished frobbing LogoiLab/fuc [INFO] frobbed toml for LogoiLab/fuc written to work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc/Cargo.toml [INFO] started frobbing LogoiLab/fuc [INFO] finished frobbing LogoiLab/fuc [INFO] frobbed toml for LogoiLab/fuc written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/LogoiLab/fuc/Cargo.toml [INFO] crate LogoiLab/fuc 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing LogoiLab/fuc 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc:/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] cbc82a58b079086d200c38fd6d803f5a3950b77875658cca7b95e595104b4e65 [INFO] running `"docker" "start" "-a" "cbc82a58b079086d200c38fd6d803f5a3950b77875658cca7b95e595104b4e65"` [INFO] [stderr] Compiling lz4-sys v1.8.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling error-chain v0.12.0 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Compiling lz4 v1.23.1 [INFO] [stderr] Compiling fuc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `fuc::block::Block` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use fuc::block::Block; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/block.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/descriptor.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/fat.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/file.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/volume.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/block.rs:47:29 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/descriptor.rs:59:29 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/fat.rs:26:29 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/file.rs:12:29 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/volume.rs:17:29 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `offset` [INFO] [stderr] --> src/fuc/block.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | offset: usize, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `fdesc` [INFO] [stderr] --> src/fuc/fat.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | fdesc: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `desc` [INFO] [stderr] --> src/fuc/file.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | desc: FileDescriptor, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `blocks` [INFO] [stderr] --> src/fuc/file.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | blocks: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `magic` [INFO] [stderr] --> src/fuc/volume.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | magic: [u8; MAGIC_LENGTH], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `fat` [INFO] [stderr] --> src/fuc/volume.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | fat: FileAllocationTable, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `files` [INFO] [stderr] --> src/fuc/volume.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | files: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 19.71s [INFO] running `"docker" "inspect" "cbc82a58b079086d200c38fd6d803f5a3950b77875658cca7b95e595104b4e65"` [INFO] running `"docker" "rm" "-f" "cbc82a58b079086d200c38fd6d803f5a3950b77875658cca7b95e595104b4e65"` [INFO] [stdout] cbc82a58b079086d200c38fd6d803f5a3950b77875658cca7b95e595104b4e65 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc:/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] ba6c48bd15bc0882da54f286046ce954a9b12b73749214de4078f7bf158a0dff [INFO] running `"docker" "start" "-a" "ba6c48bd15bc0882da54f286046ce954a9b12b73749214de4078f7bf158a0dff"` [INFO] [stderr] Compiling fuc v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `fuc::block::Block` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use fuc::block::Block; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/block.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unreachable_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/descriptor.rs:61:9 [INFO] [stderr] | [INFO] [stderr] 61 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/fat.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/file.rs:14:9 [INFO] [stderr] | [INFO] [stderr] 14 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/fuc/volume.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | self.dirty = false; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/block.rs:47:29 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/descriptor.rs:59:29 [INFO] [stderr] | [INFO] [stderr] 59 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/fat.rs:26:29 [INFO] [stderr] | [INFO] [stderr] 26 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/file.rs:12:29 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `writer` [INFO] [stderr] --> src/fuc/volume.rs:17:29 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn write(&mut self, writer: Writer) -> Writer { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_writer` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `offset` [INFO] [stderr] --> src/fuc/block.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | offset: usize, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `fdesc` [INFO] [stderr] --> src/fuc/fat.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | fdesc: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `desc` [INFO] [stderr] --> src/fuc/file.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | desc: FileDescriptor, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `blocks` [INFO] [stderr] --> src/fuc/file.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | blocks: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `magic` [INFO] [stderr] --> src/fuc/volume.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | magic: [u8; MAGIC_LENGTH], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `fat` [INFO] [stderr] --> src/fuc/volume.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | fat: FileAllocationTable, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never used: `files` [INFO] [stderr] --> src/fuc/volume.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | files: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `"docker" "inspect" "ba6c48bd15bc0882da54f286046ce954a9b12b73749214de4078f7bf158a0dff"` [INFO] running `"docker" "rm" "-f" "ba6c48bd15bc0882da54f286046ce954a9b12b73749214de4078f7bf158a0dff"` [INFO] [stdout] ba6c48bd15bc0882da54f286046ce954a9b12b73749214de4078f7bf158a0dff [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/LogoiLab/fuc:/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] 96ea21d925f5dc74f5c950e445c578ef7b236e8861a2092742806fa82eb650e2 [INFO] running `"docker" "start" "-a" "96ea21d925f5dc74f5c950e445c578ef7b236e8861a2092742806fa82eb650e2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/fuc-3dc9705b8bcf0eba [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" "96ea21d925f5dc74f5c950e445c578ef7b236e8861a2092742806fa82eb650e2"` [INFO] running `"docker" "rm" "-f" "96ea21d925f5dc74f5c950e445c578ef7b236e8861a2092742806fa82eb650e2"` [INFO] [stdout] 96ea21d925f5dc74f5c950e445c578ef7b236e8861a2092742806fa82eb650e2