[INFO] cloning repository https://github.com/StelarCF/genetic_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StelarCF/genetic_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStelarCF%2Fgenetic_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStelarCF%2Fgenetic_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2ce0fbb3519cc2f7744dea052092da06b09d720a
[INFO] testing StelarCF/genetic_test against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStelarCF%2Fgenetic_test" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StelarCF/genetic_test on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StelarCF/genetic_test
[INFO] finished tweaking git repo https://github.com/StelarCF/genetic_test
[INFO] tweaked toml for git repo https://github.com/StelarCF/genetic_test written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/StelarCF/genetic_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c16b05de8defb463866601605170e397675cfa83e4d20b25949b723facb5b8f
[INFO] running `Command { std: "docker" "start" "-a" "5c16b05de8defb463866601605170e397675cfa83e4d20b25949b723facb5b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c16b05de8defb463866601605170e397675cfa83e4d20b25949b723facb5b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c16b05de8defb463866601605170e397675cfa83e4d20b25949b723facb5b8f", kill_on_drop: false }`
[INFO] [stdout] 5c16b05de8defb463866601605170e397675cfa83e4d20b25949b723facb5b8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af82935712621dc168dbed98478788850431f63a2aaffa72d9aea18fb6273967
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "af82935712621dc168dbed98478788850431f63a2aaffa72d9aea18fb6273967", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[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 genetic_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `rand::distributions::Range`, `rand::distributions::IndependentSample`
[INFO] [stdout]  --> src/main.rs:3:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::distributions::{Exp, Range, IndependentSample};
[INFO] [stdout]   |                                ^^^^^  ^^^^^^^^^^^^^^^^^ no `IndependentSample` in `distributions`
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                no `Range` in `distributions`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::distributions::Exp`: moved to rand_distr crate
[INFO] [stdout]  --> src/main.rs:3:27
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::distributions::{Exp, Range, IndependentSample};
[INFO] [stdout]   |                           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::distributions::Exp`: moved to rand_distr crate
[INFO] [stdout]    --> src/main.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let distribution = Exp::new(1.0 / MUTATE_LAMBDA);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::distributions::Exp`: moved to rand_distr crate
[INFO] [stdout]    --> src/main.rs:196:28
[INFO] [stdout]     |
[INFO] [stdout] 196 |         let distribution = Exp::new(1.0 / MUTATE_LAMBDA);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `rand::distributions::Exp`: moved to rand_distr crate
[INFO] [stdout]    --> src/main.rs:260:28
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let distribution = Exp::new(1.0 / MUTATE_LAMBDA);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ind_sample` found for struct `Exp` in the current scope
[INFO] [stdout]    --> src/main.rs:128:44
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let mutation_factor = distribution.ind_sample(&mut rng);
[INFO] [stdout]     |                                            ^^^^^^^^^^ method not found in `Exp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ind_sample` found for struct `Exp` in the current scope
[INFO] [stdout]    --> src/main.rs:197:44
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let mutation_factor = distribution.ind_sample(&mut rng);
[INFO] [stdout]     |                                            ^^^^^^^^^^ method not found in `Exp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `ind_sample` found for struct `Exp` in the current scope
[INFO] [stdout]    --> src/main.rs:261:44
[INFO] [stdout]     |
[INFO] [stdout] 261 |         let mutation_factor = distribution.ind_sample(&mut rng);
[INFO] [stdout]     |                                            ^^^^^^^^^^ method not found in `Exp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic_test`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "af82935712621dc168dbed98478788850431f63a2aaffa72d9aea18fb6273967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af82935712621dc168dbed98478788850431f63a2aaffa72d9aea18fb6273967", kill_on_drop: false }`
[INFO] [stdout] af82935712621dc168dbed98478788850431f63a2aaffa72d9aea18fb6273967