[INFO] fetching crate rust_ga 0.1.8...
[INFO] testing rust_ga-0.1.8 against 1.100.0-beta.1 for beta-1.100-2
[INFO] extracting crate rust_ga 0.1.8 into /workspace/builds/worker-2-tc2/source
[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-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_ga 0.1.8 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to highest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755
[INFO] running `Command { std: "docker" "start" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.60
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[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` profile [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_ga v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/rust_ga/a534bcce7c23f63e/out/rust_ga-a534bcce7c23f63e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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; finished in 4.88s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_ga
[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[E0425]: cannot find type `Population` in this scope
[INFO] [stdout]   --> src/ga.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]    |                     ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Gene` in this scope
[INFO] [stdout]   --> src/ga.rs:31:32
[INFO] [stdout]    |
[INFO] [stdout] 31 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]    |                                ^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: you might be missing a type parameter
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_ga_rs_29_0<Gene>() {
[INFO] [stdout]    |                                                                     ++++++
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `size` in this scope
[INFO] [stdout]   --> src/ga.rs:31:56
[INFO] [stdout]    |
[INFO] [stdout] 31 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]    |                                                        ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Population` in this scope
[INFO] [stdout]   --> src/ga.rs:31:40
[INFO] [stdout]    |
[INFO] [stdout] 31 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]    |                                        ^^^^^^^^^^ use of undeclared type `Population`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[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] 85 | 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] 86 |     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] 87 |     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; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755", kill_on_drop: false }`
[INFO] [stdout] f575eeccafb2788fd930f94e9e1d1cdf6892d1d21c26047039eeb214dadf2755
