[INFO] crate os_type 2.2.0 is already in cache [INFO] extracting crate os_type 2.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/os_type/2.2.0 [INFO] extracting crate os_type 2.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/os_type/2.2.0 [INFO] validating manifest of os_type-2.2.0 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 os_type-2.2.0 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 os_type-2.2.0 [INFO] finished frobbing os_type-2.2.0 [INFO] frobbed toml for os_type-2.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/os_type/2.2.0/Cargo.toml [INFO] started frobbing os_type-2.2.0 [INFO] finished frobbing os_type-2.2.0 [INFO] frobbed toml for os_type-2.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/os_type/2.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 os_type-2.2.0 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/os_type/2.2.0:/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] 8e441c714494f8d38b19d56b6d5e1f93d74c31ef6b689cba302c4b87aa33b1ba [INFO] running `"docker" "start" "-a" "8e441c714494f8d38b19d56b6d5e1f93d74c31ef6b689cba302c4b87aa33b1ba"` [INFO] [stderr] Compiling os_type v2.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/os_release.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `WindowsVer` [INFO] [stderr] --> src/windows_ver.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct WindowsVer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `retrieve` [INFO] [stderr] --> src/windows_ver.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn retrieve() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse` [INFO] [stderr] --> src/windows_ver.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn parse(output: String) -> WindowsVer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_os_x` [INFO] [stderr] --> src/sw_vers.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn is_os_x() -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.88s [INFO] running `"docker" "inspect" "8e441c714494f8d38b19d56b6d5e1f93d74c31ef6b689cba302c4b87aa33b1ba"` [INFO] running `"docker" "rm" "-f" "8e441c714494f8d38b19d56b6d5e1f93d74c31ef6b689cba302c4b87aa33b1ba"` [INFO] [stdout] 8e441c714494f8d38b19d56b6d5e1f93d74c31ef6b689cba302c4b87aa33b1ba [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/os_type/2.2.0:/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] 3010b6ccf6394af00faadf7d7d0a5c829e2e3ec333c78722f21c3f2166e3cbae [INFO] running `"docker" "start" "-a" "3010b6ccf6394af00faadf7d7d0a5c829e2e3ec333c78722f21c3f2166e3cbae"` [INFO] [stderr] Compiling os_type v2.2.0 (/opt/crater/workdir) [INFO] [stderr] warning: function is never used: `retrieve` [INFO] [stderr] --> tests/../src/lsb_release.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | pub fn retrieve() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_available` [INFO] [stderr] --> tests/../src/lsb_release.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn is_available() -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `file_exists` [INFO] [stderr] --> tests/../src/utils.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_os_x` [INFO] [stderr] --> tests/../src/sw_vers.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn is_os_x() -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `retrieve` [INFO] [stderr] --> tests/../src/sw_vers.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | pub fn retrieve() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `file_exists` [INFO] [stderr] --> tests/../src/utils.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_file` [INFO] [stderr] --> tests/../src/rhel_release.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | fn read_file(filename: &str) -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `retrieve` [INFO] [stderr] --> tests/../src/rhel_release.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn retrieve() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `file_exists` [INFO] [stderr] --> tests/../src/utils.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | pub fn file_exists>(path: P) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `WindowsVer` [INFO] [stderr] --> src/windows_ver.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | pub struct WindowsVer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `retrieve` [INFO] [stderr] --> src/windows_ver.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | pub fn retrieve() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parse` [INFO] [stderr] --> src/windows_ver.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn parse(output: String) -> WindowsVer { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_os_x` [INFO] [stderr] --> src/sw_vers.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | pub fn is_os_x() -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.92s [INFO] running `"docker" "inspect" "3010b6ccf6394af00faadf7d7d0a5c829e2e3ec333c78722f21c3f2166e3cbae"` [INFO] running `"docker" "rm" "-f" "3010b6ccf6394af00faadf7d7d0a5c829e2e3ec333c78722f21c3f2166e3cbae"` [INFO] [stdout] 3010b6ccf6394af00faadf7d7d0a5c829e2e3ec333c78722f21c3f2166e3cbae [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/os_type/2.2.0:/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] 9514a860d021699e7a1c132df78fe6d10e6ba6380791c0e9bd669a0f7b8476e2 [INFO] running `"docker" "start" "-a" "9514a860d021699e7a1c132df78fe6d10e6ba6380791c0e9bd669a0f7b8476e2"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/os_type-25b31e77f58dbb96 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test os_release::tests::parse_ubuntu_18_04_os_release ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/centos_release_test-ace482f53da27026 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test test_parses_distribution ... ok [INFO] [stdout] test test_parses_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/lsb_release_test-3a821a6e2633af9d [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test test_parses_opensuse_lsb_version ... ok [INFO] [stdout] test test_parses_arch_lsb_version ... ok [INFO] [stdout] test test_parses_lsb_distro ... ok [INFO] [stdout] test test_parses_arch_lsb_distro ... ok [INFO] [stdout] test test_parses_opensuse_lsb_distro ... ok [INFO] [stdout] test test_parses_lsb_version ... ok [INFO] [stdout] test test_parses_manjaro_lsb_distro ... ok [INFO] [stdout] test test_parses_manjaro_lsb_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/sw_vers_test-b4dfa1e131f0376c [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test parses_build_version ... ok [INFO] [stdout] test parses_product_name ... ok [INFO] [stdout] test parses_product_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests os_type [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - current_platform (line 173) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "9514a860d021699e7a1c132df78fe6d10e6ba6380791c0e9bd669a0f7b8476e2"` [INFO] running `"docker" "rm" "-f" "9514a860d021699e7a1c132df78fe6d10e6ba6380791c0e9bd669a0f7b8476e2"` [INFO] [stdout] 9514a860d021699e7a1c132df78fe6d10e6ba6380791c0e9bd669a0f7b8476e2