[INFO] updating cached repository 64/iris [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/64/iris [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/64/iris" "work/ex/beta-1.37-6/sources/1.36.0/gh/64/iris"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/64/iris'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/64/iris" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/64/iris"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/64/iris'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6e9e39a60e0b0eecf2148464f237ed5f311d471a [INFO] sha for GitHub repo 64/iris: 6e9e39a60e0b0eecf2148464f237ed5f311d471a [INFO] validating manifest of 64/iris on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of 64/iris on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing 64/iris [INFO] finished frobbing 64/iris [INFO] frobbed toml for 64/iris written to work/ex/beta-1.37-6/sources/1.36.0/gh/64/iris/Cargo.toml [INFO] started frobbing 64/iris [INFO] finished frobbing 64/iris [INFO] frobbed toml for 64/iris written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/64/iris/Cargo.toml [INFO] crate 64/iris already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing 64/iris against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/64/iris:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] e020c4b296e012f73bb30226e28a34a7873c7f22352dfcd07ac3f59a38ec2f9e [INFO] running `"docker" "start" "-a" "e020c4b296e012f73bb30226e28a34a7873c7f22352dfcd07ac3f59a38ec2f9e"` [INFO] [stderr] Compiling bumpalo v2.2.2 [INFO] [stderr] Compiling termios v0.3.1 [INFO] [stderr] Compiling clicolors-control v1.0.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling syn v0.15.28 [INFO] [stderr] Compiling alga v0.8.2 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling console v0.7.5 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling indicatif v0.11.0 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling nalgebra v0.17.2 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling derive-new v0.5.6 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] warning[E0502]: cannot borrow `*self` as immutable because it is also borrowed as mutable [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.17.2/src/base/cg.rs:297:44 [INFO] [stderr] | [INFO] [stderr] 297 | self[(j, i)] += shift[j] * self[(D::dim() - 1, i)]; [INFO] [stderr] | ---------------------------^^^^------------------- [INFO] [stderr] | | | [INFO] [stderr] | | immutable borrow occurs here [INFO] [stderr] | mutable borrow occurs here [INFO] [stderr] | mutable borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Compiling bvh v0.3.1 [INFO] [stderr] Compiling rt v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(duration_float)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `as_float_secs` found for type `std::time::Duration` in the current scope [INFO] [stderr] --> src/main.rs:129:42 [INFO] [stderr] | [INFO] [stderr] 129 | println!("Rendered in {}s", duration.as_float_secs()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0554, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `rt`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "e020c4b296e012f73bb30226e28a34a7873c7f22352dfcd07ac3f59a38ec2f9e"` [INFO] running `"docker" "rm" "-f" "e020c4b296e012f73bb30226e28a34a7873c7f22352dfcd07ac3f59a38ec2f9e"` [INFO] [stdout] e020c4b296e012f73bb30226e28a34a7873c7f22352dfcd07ac3f59a38ec2f9e