[INFO] fetching crate rust_ga 0.1.8...
[INFO] testing rust_ga-0.1.8 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rust_ga 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust_ga 0.1.8 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4cc89021e28f7609f0177239b4cae7408462a75c433893986d3b278398c21c8
[INFO] running `Command { std: "docker" "start" "-a" "c4cc89021e28f7609f0177239b4cae7408462a75c433893986d3b278398c21c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4cc89021e28f7609f0177239b4cae7408462a75c433893986d3b278398c21c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4cc89021e28f7609f0177239b4cae7408462a75c433893986d3b278398c21c8", kill_on_drop: false }`
[INFO] [stdout] c4cc89021e28f7609f0177239b4cae7408462a75c433893986d3b278398c21c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 456e9f14b5f025885d9b183e927022392e91e092d9cc23d632532b3da30527e9
[INFO] running `Command { std: "docker" "start" "-a" "456e9f14b5f025885d9b183e927022392e91e092d9cc23d632532b3da30527e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_ga v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "456e9f14b5f025885d9b183e927022392e91e092d9cc23d632532b3da30527e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456e9f14b5f025885d9b183e927022392e91e092d9cc23d632532b3da30527e9", kill_on_drop: false }`
[INFO] [stdout] 456e9f14b5f025885d9b183e927022392e91e092d9cc23d632532b3da30527e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e706cc951b4a8378291d9ff765c6aab2e607d65cea7af63bf64e364d9362ff6c
[INFO] running `Command { std: "docker" "start" "-a" "e706cc951b4a8378291d9ff765c6aab2e607d65cea7af63bf64e364d9362ff6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_ga v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "e706cc951b4a8378291d9ff765c6aab2e607d65cea7af63bf64e364d9362ff6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e706cc951b4a8378291d9ff765c6aab2e607d65cea7af63bf64e364d9362ff6c", kill_on_drop: false }`
[INFO] [stdout] e706cc951b4a8378291d9ff765c6aab2e607d65cea7af63bf64e364d9362ff6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdd6b608eef93872c0b653a0ca582c7b1f4e8891954329f2480b5f6bb77e705e
[INFO] running `Command { std: "docker" "start" "-a" "bdd6b608eef93872c0b653a0ca582c7b1f4e8891954329f2480b5f6bb77e705e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_ga-e4ef803f564bc890)
[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 6.68s
[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[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: consider importing this struct
[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] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_ga_rs_29_0() {
[INFO] [stdout]   |                                                                     - help: you might be missing a type parameter: `<Gene>`
[INFO] [stdout] 4 | let mut population: Population<Gene> = Population::new(size);
[INFO] [stdout]   |                                ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Population`
[INFO] [stdout]  --> src/ga.rs:31:40
[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: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rust_ga::Population;
[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] 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; finished in 0.09s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bdd6b608eef93872c0b653a0ca582c7b1f4e8891954329f2480b5f6bb77e705e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd6b608eef93872c0b653a0ca582c7b1f4e8891954329f2480b5f6bb77e705e", kill_on_drop: false }`
[INFO] [stdout] bdd6b608eef93872c0b653a0ca582c7b1f4e8891954329f2480b5f6bb77e705e
