[INFO] fetching crate crystal_ball 0.2.0...
[INFO] testing crystal_ball-0.2.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate crystal_ball 0.2.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate crystal_ball 0.2.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crystal_ball 0.2.0
[INFO] finished tweaking crates.io crate crystal_ball 0.2.0
[INFO] tweaked toml for crates.io crate crystal_ball 0.2.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] crate crates.io crate crystal_ball 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indicatif v0.16.0
[INFO] [stderr]   Downloaded bytemuck v1.5.1
[INFO] [stderr]   Downloaded nanorand v0.5.2
[INFO] [stderr]   Downloaded gif v0.11.2
[INFO] [stderr]   Downloaded oidn v1.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7132ccb88904190c6716e4f2ab1cb5b849f61be2f491e4b90f8a44d7c960018
[INFO] running `Command { std: "docker" "start" "-a" "f7132ccb88904190c6716e4f2ab1cb5b849f61be2f491e4b90f8a44d7c960018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7132ccb88904190c6716e4f2ab1cb5b849f61be2f491e4b90f8a44d7c960018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7132ccb88904190c6716e4f2ab1cb5b849f61be2f491e4b90f8a44d7c960018", kill_on_drop: false }`
[INFO] [stdout] f7132ccb88904190c6716e4f2ab1cb5b849f61be2f491e4b90f8a44d7c960018
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc4b7575b4463dd91b41d5d677935cabb8fe80f6eea2ed8ff8c4464ede36246a
[INFO] running `Command { std: "docker" "start" "-a" "bc4b7575b4463dd91b41d5d677935cabb8fe80f6eea2ed8ff8c4464ede36246a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bytemuck v1.5.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling nanorand v0.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling gif v0.11.2
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling console v0.14.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.4
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling indicatif v0.16.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling crystal_ball v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]    --> src/color/color.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn abs(&self) -> f64 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 41.27s
[INFO] running `Command { std: "docker" "inspect" "bc4b7575b4463dd91b41d5d677935cabb8fe80f6eea2ed8ff8c4464ede36246a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc4b7575b4463dd91b41d5d677935cabb8fe80f6eea2ed8ff8c4464ede36246a", kill_on_drop: false }`
[INFO] [stdout] bc4b7575b4463dd91b41d5d677935cabb8fe80f6eea2ed8ff8c4464ede36246a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab2164f74eb6a7d1ff36f039b42a34ce55edf570e587a0d006417ad6ccf8b24d
[INFO] running `Command { std: "docker" "start" "-a" "ab2164f74eb6a7d1ff36f039b42a34ce55edf570e587a0d006417ad6ccf8b24d", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_approx_eq v1.1.0
[INFO] [stdout] warning: associated function is never used: `abs`
[INFO] [stdout]    --> src/color/color.rs:160:8
[INFO] [stdout]     |
[INFO] [stdout] 160 |     fn abs(&self) -> f64 {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crystal_ball v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "ab2164f74eb6a7d1ff36f039b42a34ce55edf570e587a0d006417ad6ccf8b24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2164f74eb6a7d1ff36f039b42a34ce55edf570e587a0d006417ad6ccf8b24d", kill_on_drop: false }`
[INFO] [stdout] ab2164f74eb6a7d1ff36f039b42a34ce55edf570e587a0d006417ad6ccf8b24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31ee43b490dac2eb3cf62f9e6fcd41a038040e64f58dceee3ab864878423cf66
[INFO] running `Command { std: "docker" "start" "-a" "31ee43b490dac2eb3cf62f9e6fcd41a038040e64f58dceee3ab864878423cf66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: associated function is never used: `abs`
[INFO] [stderr]    --> src/color/color.rs:160:8
[INFO] [stderr]     |
[INFO] [stderr] 160 |     fn abs(&self) -> f64 {
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crystal_ball` (lib) generated 1 warning
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crystal_ball-511090994d603da3)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test color::color::tests::color_add ... ok
[INFO] [stdout] test color::color::tests::color_div ... ok
[INFO] [stdout] test math::vec3::tests::vec3_dot ... ok
[INFO] [stdout] test math::vec3::tests::vec3_random ... ok
[INFO] [stdout] test math::vec3::tests::vec3_cross ... ok
[INFO] [stdout] test math::vec3::tests::vec3_reflect ... ok
[INFO] [stdout] test color::color::tests::color_mul ... ok
[INFO] [stdout] test math::vec3::tests::vec3_add ... ok
[INFO] [stdout] test color::color::tests::color_sub ... ok
[INFO] [stdout] test math::vec3::tests::vec3_sub ... ok
[INFO] [stdout] test math::ray::tests::ray_get_point ... ok
[INFO] [stdout] test math::vec3::tests::vec3_magnitude ... ok
[INFO] [stdout] test math::vec3::tests::vec3_normalize ... ok
[INFO] [stdout] test math::vec3::tests::vec3_div ... ok
[INFO] [stdout] test math::vec3::tests::vec3_mul ... ok
[INFO] [stdout] test math::vec3::tests::vec3_neg ... ok
[INFO] [stderr]    Doc-tests crystal_ball
[INFO] [stdout] test math::vec3::tests::vec3_normalize_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:18
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![cfg_attr(doc, feature(doc_cfg))]
[INFO] [stderr]   |                  ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "31ee43b490dac2eb3cf62f9e6fcd41a038040e64f58dceee3ab864878423cf66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ee43b490dac2eb3cf62f9e6fcd41a038040e64f58dceee3ab864878423cf66", kill_on_drop: false }`
[INFO] [stdout] 31ee43b490dac2eb3cf62f9e6fcd41a038040e64f58dceee3ab864878423cf66