[INFO] crate rust_ga 0.1.8 is already in cache
[INFO] testing rust_ga-0.1.8 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rust_ga 0.1.8 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate rust_ga 0.1.8 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust_ga 0.1.8
[INFO] finished tweaking crates.io crate rust_ga 0.1.8
[INFO] tweaked toml for crates.io crate rust_ga 0.1.8 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2caa974c228134ab13d6364c077be99c0f68e2bf45725fb603813bd88b29e829
[INFO] running `"docker" "start" "-a" "2caa974c228134ab13d6364c077be99c0f68e2bf45725fb603813bd88b29e829"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rust_ga v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `"docker" "inspect" "2caa974c228134ab13d6364c077be99c0f68e2bf45725fb603813bd88b29e829"`
[INFO] running `"docker" "rm" "-f" "2caa974c228134ab13d6364c077be99c0f68e2bf45725fb603813bd88b29e829"`
[INFO] [stdout] 2caa974c228134ab13d6364c077be99c0f68e2bf45725fb603813bd88b29e829
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e8067846a6cad0f8474ce235d1908607cc7c2b9eee3de3f2d116d4c24eea043
[INFO] running `"docker" "start" "-a" "2e8067846a6cad0f8474ce235d1908607cc7c2b9eee3de3f2d116d4c24eea043"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rust_ga v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "2e8067846a6cad0f8474ce235d1908607cc7c2b9eee3de3f2d116d4c24eea043"`
[INFO] running `"docker" "rm" "-f" "2e8067846a6cad0f8474ce235d1908607cc7c2b9eee3de3f2d116d4c24eea043"`
[INFO] [stdout] 2e8067846a6cad0f8474ce235d1908607cc7c2b9eee3de3f2d116d4c24eea043
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d09747318b571cec97f6186d9018de7b6cc94a12077340dd135f445777f296e2
[INFO] running `"docker" "start" "-a" "d09747318b571cec97f6186d9018de7b6cc94a12077340dd135f445777f296e2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_ga-da88aa1fa7c033c8
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rust_ga
[INFO] [stdout] test tests::test_shakespear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ga.rs - ga::Population<T>::new (line 29) ... FAILED
[INFO] [stdout] test src/ga.rs - ga::Population<T>::next_generation (line 84) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/ga.rs - ga::Population<T>::new (line 29) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Population`
[INFO] [stdout]  --> src/ga.rs:31:40
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]   |                                        ^^^^^^^^^^ use of undeclared type or module `Population`
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Population` in this scope
[INFO] [stdout]  --> src/ga.rs:31:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]   |                     ^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: possible candidate is found in another module, you can import it into scope
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rust_ga::Population;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Gene` in this scope
[INFO] [stdout]  --> src/ga.rs:31:32
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]   |                                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `size` in this scope
[INFO] [stdout]  --> src/ga.rs:31:56
[INFO] [stdout]   |
[INFO] [stdout] 4 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]   |                                                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/ga.rs - ga::Population<T>::next_generation (line 84) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `num_generations` in this scope
[INFO] [stdout]  --> src/ga.rs:85:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | for _ in 0..num_generations {
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `population` in this scope
[INFO] [stdout]  --> src/ga.rs:86:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     population.live();
[INFO] [stdout]   |     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `population` in this scope
[INFO] [stdout]  --> src/ga.rs:87:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     population.next_generation();
[INFO] [stdout]   |     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/ga.rs - ga::Population<T>::new (line 29)
[INFO] [stdout]     src/ga.rs - ga::Population<T>::next_generation (line 84)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "d09747318b571cec97f6186d9018de7b6cc94a12077340dd135f445777f296e2"`
[INFO] running `"docker" "rm" "-f" "d09747318b571cec97f6186d9018de7b6cc94a12077340dd135f445777f296e2"`
[INFO] [stdout] d09747318b571cec97f6186d9018de7b6cc94a12077340dd135f445777f296e2