[INFO] crate memnom 0.2.0 is already in cache
[INFO] extracting crate memnom 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/memnom/0.2.0
[INFO] extracting crate memnom 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/memnom/0.2.0
[INFO] validating manifest of memnom-0.2.0 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 memnom-0.2.0 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 memnom-0.2.0
[INFO] finished frobbing memnom-0.2.0
[INFO] frobbed toml for memnom-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/memnom/0.2.0/Cargo.toml
[INFO] started frobbing memnom-0.2.0
[INFO] finished frobbing memnom-0.2.0
[INFO] frobbed toml for memnom-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/memnom/0.2.0/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 memnom-0.2.0 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/memnom/0.2.0:/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] 2baa43003c1f06fb32abe62a61642f580a5538b53cf77f16d6de27beca166af1
[INFO] running `"docker" "start" "-a" "2baa43003c1f06fb32abe62a61642f580a5538b53cf77f16d6de27beca166af1"`
[INFO] [stderr]    Compiling sysinfo v0.5.8
[INFO] [stderr]    Compiling human-size v0.4.0
[INFO] [stderr]    Compiling circular-queue v0.2.1
[INFO] [stderr]    Compiling memnom v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::alloc::alloc`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::alloc::alloc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::alloc::Layout`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core::alloc::Layout;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::alloc::dealloc`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::alloc::dealloc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `wait_time` should have an upper case name
[INFO] [stderr]   --> src/main.rs:23:11
[INFO] [stderr]    |
[INFO] [stderr] 23 |     const wait_time: u64 = 16;
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `WAIT_TIME`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `swap_history_size` should have an upper case name
[INFO] [stderr]   --> src/main.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 34 |     const swap_history_size : usize = 16;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SWAP_HISTORY_SIZE`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.52s
[INFO] running `"docker" "inspect" "2baa43003c1f06fb32abe62a61642f580a5538b53cf77f16d6de27beca166af1"`
[INFO] running `"docker" "rm" "-f" "2baa43003c1f06fb32abe62a61642f580a5538b53cf77f16d6de27beca166af1"`
[INFO] [stdout] 2baa43003c1f06fb32abe62a61642f580a5538b53cf77f16d6de27beca166af1
[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/reg/memnom/0.2.0:/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] 4e691668bb7b6487aa892b42d5141928cff9c6eb3e0b012ac2f15dc2b9a72c7b
[INFO] running `"docker" "start" "-a" "4e691668bb7b6487aa892b42d5141928cff9c6eb3e0b012ac2f15dc2b9a72c7b"`
[INFO] [stderr]    Compiling memnom v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::alloc::alloc`
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::alloc::alloc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `core::alloc::Layout`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use core::alloc::Layout;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::alloc::dealloc`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::alloc::dealloc;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env`
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::env;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `wait_time` should have an upper case name
[INFO] [stderr]   --> src/main.rs:23:11
[INFO] [stderr]    |
[INFO] [stderr] 23 |     const wait_time: u64 = 16;
[INFO] [stderr]    |           ^^^^^^^^^ help: convert the identifier to upper case: `WAIT_TIME`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(non_upper_case_globals)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `swap_history_size` should have an upper case name
[INFO] [stderr]   --> src/main.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 34 |     const swap_history_size : usize = 16;
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `SWAP_HISTORY_SIZE`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "4e691668bb7b6487aa892b42d5141928cff9c6eb3e0b012ac2f15dc2b9a72c7b"`
[INFO] running `"docker" "rm" "-f" "4e691668bb7b6487aa892b42d5141928cff9c6eb3e0b012ac2f15dc2b9a72c7b"`
[INFO] [stdout] 4e691668bb7b6487aa892b42d5141928cff9c6eb3e0b012ac2f15dc2b9a72c7b
[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/reg/memnom/0.2.0:/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] 8a86daefa2ed16bc076cc2290d741e65a8bbed97cfbd129832f69c1a9a49c2f7
[INFO] running `"docker" "start" "-a" "8a86daefa2ed16bc076cc2290d741e65a8bbed97cfbd129832f69c1a9a49c2f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/memnom-037cd19186e912d3
[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" "8a86daefa2ed16bc076cc2290d741e65a8bbed97cfbd129832f69c1a9a49c2f7"`
[INFO] running `"docker" "rm" "-f" "8a86daefa2ed16bc076cc2290d741e65a8bbed97cfbd129832f69c1a9a49c2f7"`
[INFO] [stdout] 8a86daefa2ed16bc076cc2290d741e65a8bbed97cfbd129832f69c1a9a49c2f7