[INFO] updating cached repository https://github.com/zandeck/simple_raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fe2ddb48f59842afff493c85b5f32113a40c309
[INFO] testing zandeck/simple_raytracer against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzandeck%2Fsimple_raytracer" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zandeck/simple_raytracer on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/zandeck/simple_raytracer
[INFO] finished tweaking git repo https://github.com/zandeck/simple_raytracer
[INFO] tweaked toml for git repo https://github.com/zandeck/simple_raytracer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0174c284135fe729c552e524aa1c39bc379f93229d23437b9418d88f59cbd02d
[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" "0174c284135fe729c552e524aa1c39bc379f93229d23437b9418d88f59cbd02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0174c284135fe729c552e524aa1c39bc379f93229d23437b9418d88f59cbd02d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0174c284135fe729c552e524aa1c39bc379f93229d23437b9418d88f59cbd02d", kill_on_drop: false }`
[INFO] [stdout] 0174c284135fe729c552e524aa1c39bc379f93229d23437b9418d88f59cbd02d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1ba7853bc6aa31cdcb33536ea69fa7062c694427549d0b5f65a4e54366927c
[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" "7f1ba7853bc6aa31cdcb33536ea69fa7062c694427549d0b5f65a4e54366927c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling terminal_size v0.1.13
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling parking_lot v0.11.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling console v0.12.0
[INFO] [stderr]    Compiling indicatif v0.9.0
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling simple_raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stdout]   --> src/camera.rs:44:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let p: Vector2<f64>  = SmallRng::from_entropy().sample(Standard);
[INFO] [stdout]    |                                ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stdout]    --> src/material.rs:131:29
[INFO] [stdout]     |
[INFO] [stdout] 131 |         let rand_num: f64 = SmallRng::from_entropy().sample(Standard);
[INFO] [stdout]     |                             ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stdout]   --> src/scene.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut e = SmallRng::from_entropy();
[INFO] [stdout]    |                 ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `SmallRng`
[INFO] [stdout]   --> src/sphere.rs:21:20
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let p: V = SmallRng::from_entropy().sample(Standard);
[INFO] [stdout]    |                    ^^^^^^^^ use of undeclared type or module `SmallRng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hitable.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub material: Arc<Material>
[INFO] [stdout]    |                       ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/sphere.rs:16:23
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub material: Arc<Material>
[INFO] [stdout]    |                       ^^^^^^^^ help: use `dyn`: `dyn Material`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]  --> src/camera.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]  --> src/material.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]  --> src/scene.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::prelude`
[INFO] [stdout]  --> src/sphere.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple_raytracer`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7f1ba7853bc6aa31cdcb33536ea69fa7062c694427549d0b5f65a4e54366927c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1ba7853bc6aa31cdcb33536ea69fa7062c694427549d0b5f65a4e54366927c", kill_on_drop: false }`
[INFO] [stdout] 7f1ba7853bc6aa31cdcb33536ea69fa7062c694427549d0b5f65a4e54366927c