[INFO] updating cached repository segfo/page_allocator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/segfo/page_allocator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/segfo/page_allocator" "work/ex/beta-1.37-6/sources/1.36.0/gh/segfo/page_allocator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/segfo/page_allocator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/segfo/page_allocator" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 51b9c6b06bfac95754c995e4f43cbcc566dc2736
[INFO] sha for GitHub repo segfo/page_allocator: 51b9c6b06bfac95754c995e4f43cbcc566dc2736
[INFO] validating manifest of segfo/page_allocator on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of segfo/page_allocator on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing segfo/page_allocator
[INFO] finished frobbing segfo/page_allocator
[INFO] frobbed toml for segfo/page_allocator written to work/ex/beta-1.37-6/sources/1.36.0/gh/segfo/page_allocator/Cargo.toml
[INFO] started frobbing segfo/page_allocator
[INFO] finished frobbing segfo/page_allocator
[INFO] frobbed toml for segfo/page_allocator written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator/Cargo.toml
[INFO] crate segfo/page_allocator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing segfo/page_allocator against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] f300e368abe01d71dabef91da993d4fb5aa94e8df62cba2ee28e7e7620b50acd
[INFO] running `"docker" "start" "-a" "f300e368abe01d71dabef91da993d4fb5aa94e8df62cba2ee28e7e7620b50acd"`
[INFO] [stderr]    Compiling page_memory_allocator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `show_available_memory`
[INFO] [stderr]  --> src/main.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use memory::PageAllocator::{show_available_memory,memtranse,PageMemoryManager};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory/PageAllocator.rs:74:22
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let entity = unsafe{MEM_MANAGER.get_entity()};
[INFO] [stderr]    |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_area`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn show_area(area:MemoryArea)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_list`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:230:1
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn show_list(mlist:MemoryAreaPtr){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_available_memory`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:243:1
[INFO] [stderr]     |
[INFO] [stderr] 243 | pub fn show_available_memory(manager:&PageMemoryManager){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `PageAllocator` should have a snake case name
[INFO] [stderr]  --> src/memory/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod PageAllocator;
[INFO] [stderr]   |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `page_allocator`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "f300e368abe01d71dabef91da993d4fb5aa94e8df62cba2ee28e7e7620b50acd"`
[INFO] running `"docker" "rm" "-f" "f300e368abe01d71dabef91da993d4fb5aa94e8df62cba2ee28e7e7620b50acd"`
[INFO] [stdout] f300e368abe01d71dabef91da993d4fb5aa94e8df62cba2ee28e7e7620b50acd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 31fcc1b5c523b331f3756950932d2f9d1d5eab82fa125a85c79775c03177bd97
[INFO] running `"docker" "start" "-a" "31fcc1b5c523b331f3756950932d2f9d1d5eab82fa125a85c79775c03177bd97"`
[INFO] [stderr]    Compiling page_memory_allocator v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `show_available_memory`
[INFO] [stderr]  --> src/main.rs:2:29
[INFO] [stderr]   |
[INFO] [stderr] 2 | use memory::PageAllocator::{show_available_memory,memtranse,PageMemoryManager};
[INFO] [stderr]   |                             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/memory/PageAllocator.rs:74:22
[INFO] [stderr]    |
[INFO] [stderr] 74 |         let entity = unsafe{MEM_MANAGER.get_entity()};
[INFO] [stderr]    |                      ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_unsafe)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_area`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:225:1
[INFO] [stderr]     |
[INFO] [stderr] 225 | fn show_area(area:MemoryArea)->String{
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_list`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:230:1
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn show_list(mlist:MemoryAreaPtr){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `show_available_memory`
[INFO] [stderr]    --> src/memory/PageAllocator.rs:243:1
[INFO] [stderr]     |
[INFO] [stderr] 243 | pub fn show_available_memory(manager:&PageMemoryManager){
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: module `PageAllocator` should have a snake case name
[INFO] [stderr]  --> src/memory/mod.rs:1:9
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod PageAllocator;
[INFO] [stderr]   |         ^^^^^^^^^^^^^ help: convert the identifier to snake case: `page_allocator`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "31fcc1b5c523b331f3756950932d2f9d1d5eab82fa125a85c79775c03177bd97"`
[INFO] running `"docker" "rm" "-f" "31fcc1b5c523b331f3756950932d2f9d1d5eab82fa125a85c79775c03177bd97"`
[INFO] [stdout] 31fcc1b5c523b331f3756950932d2f9d1d5eab82fa125a85c79775c03177bd97
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/segfo/page_allocator:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 1ef2a3e74dd80f5032fe4389816de5fb9b407d95e01cde6c1dc94cced991097d
[INFO] running `"docker" "start" "-a" "1ef2a3e74dd80f5032fe4389816de5fb9b407d95e01cde6c1dc94cced991097d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/page_memory_allocator-80ca270c5bf5cb27
[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" "1ef2a3e74dd80f5032fe4389816de5fb9b407d95e01cde6c1dc94cced991097d"`
[INFO] running `"docker" "rm" "-f" "1ef2a3e74dd80f5032fe4389816de5fb9b407d95e01cde6c1dc94cced991097d"`
[INFO] [stdout] 1ef2a3e74dd80f5032fe4389816de5fb9b407d95e01cde6c1dc94cced991097d