[INFO] updating cached repository https://github.com/Thinkofname/stylish_example
[INFO] running `"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"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5d98a91792708934d81ca4ba12cefa29d544b1be
[INFO] testing Thinkofname/stylish_example against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThinkofname%2Fstylish_example" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Thinkofname/stylish_example on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Thinkofname/stylish_example
[INFO] finished tweaking git repo https://github.com/Thinkofname/stylish_example
[INFO] tweaked toml for git repo https://github.com/Thinkofname/stylish_example written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/Thinkofname/stylish_example already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 383000d72905d98e7e8ed1ec3057df8c76d328167da388e05a7f5a805a11d1e5
[INFO] running `"docker" "start" "-a" "383000d72905d98e7e8ed1ec3057df8c76d328167da388e05a7f5a805a11d1e5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling heapsize v0.4.1
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling fnv v1.0.5
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling ascii v0.7.1
[INFO] [stderr]    Compiling webrender v0.48.0 (https://github.com/servo/webrender?rev=fb85cb5363d97e11a2204fd8f0e7ebd28f6910e4#fb85cb53)
[INFO] [stderr]    Compiling sdl2-sys v0.30.0
[INFO] [stderr]    Compiling binary-space-partition v0.1.2
[INFO] [stderr]    Compiling thread_profiler v0.1.3
[INFO] [stderr]    Compiling xml-rs v0.6.0
[INFO] [stderr]    Compiling cmake v0.1.24
[INFO] [stderr]    Compiling backtrace-sys v0.1.11
[INFO] [stderr]    Compiling gamma-lut v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.10
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling combine v2.4.0
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.3
[INFO] [stderr]    Compiling chrono v0.4.0
[INFO] [stderr]    Compiling freetype v0.2.0
[INFO] [stderr]    Compiling gl_generator v0.5.5
[INFO] [stderr]    Compiling sdl2 v0.30.0
[INFO] [stderr]    Compiling stylish_syntax v0.1.0 (https://github.com/thinkofname/stylish?rev=9476799958f9fbf000dab8fccd87f48e3bb9ae35#94767999)
[INFO] [stderr]    Compiling gleam v0.4.7
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling serde v1.0.10
[INFO] [stderr]    Compiling backtrace v0.3.2
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling stylish v0.1.0 (https://github.com/thinkofname/stylish?rev=9476799958f9fbf000dab8fccd87f48e3bb9ae35#94767999)
[INFO] [stderr]    Compiling euclid v0.15.1
[INFO] [stderr]    Compiling bincode v0.8.0
[INFO] [stderr]    Compiling app_units v0.5.0
[INFO] [stderr] error[E0658]: use of unstable library feature 'clamp'
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/app_units-0.5.0/src/app_unit.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |         *self = self.clamp()
[INFO] [stderr]     |                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: see issue #44095 <https://github.com/rust-lang/rust/issues/44095> for more information
[INFO] [stderr] 
[INFO] [stderr] error[E0061]: this function takes 2 arguments but 0 arguments were supplied
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/app_units-0.5.0/src/app_unit.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |         *self = self.clamp()
[INFO] [stderr]     |                      ^^^^^- supplied 0 arguments
[INFO] [stderr]     |                      |
[INFO] [stderr]     |                      expected 2 arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/app_units-0.5.0/src/app_unit.rs:192:17
[INFO] [stderr]     |
[INFO] [stderr] 192 |         *self = self.clamp()
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 expected struct `app_unit::Au`, found `&mut app_unit::Au`
[INFO] [stderr]     |                 help: consider dereferencing the borrow: `*self.clamp()`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0061, E0308, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0061`.
[INFO] [stderr] error: could not compile `app_units`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "383000d72905d98e7e8ed1ec3057df8c76d328167da388e05a7f5a805a11d1e5"`
[INFO] running `"docker" "rm" "-f" "383000d72905d98e7e8ed1ec3057df8c76d328167da388e05a7f5a805a11d1e5"`
[INFO] [stdout] 383000d72905d98e7e8ed1ec3057df8c76d328167da388e05a7f5a805a11d1e5