[INFO] updating cached repository https://github.com/Limeth/obs-shaderfilter-plus
[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] 4015d406b5686e0324431751ef02912f6bc9ac35
[INFO] testing Limeth/obs-shaderfilter-plus 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%2FLimeth%2Fobs-shaderfilter-plus" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  47% (10/21)   
Checking out files:  52% (11/21)   
Checking out files:  57% (12/21)   
Checking out files:  61% (13/21)   
Checking out files:  66% (14/21)   
Checking out files:  71% (15/21)   
Checking out files:  76% (16/21)   
Checking out files:  80% (17/21)   
Checking out files:  85% (18/21)   
Checking out files:  90% (19/21)   
Checking out files:  95% (20/21)   
Checking out files: 100% (21/21)   
Checking out files: 100% (21/21), done.
[INFO] validating manifest of git repo https://github.com/Limeth/obs-shaderfilter-plus 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/Limeth/obs-shaderfilter-plus
[INFO] finished tweaking git repo https://github.com/Limeth/obs-shaderfilter-plus
[INFO] tweaked toml for git repo https://github.com/Limeth/obs-shaderfilter-plus written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Limeth/obs-shaderfilter-plus already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e979ec5617ea25b2c61d1013617ee5b321c1b9fe124755b47c3147df703d2d48
[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" "e979ec5617ea25b2c61d1013617ee5b321c1b9fe124755b47c3147df703d2d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e979ec5617ea25b2c61d1013617ee5b321c1b9fe124755b47c3147df703d2d48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e979ec5617ea25b2c61d1013617ee5b321c1b9fe124755b47c3147df703d2d48", kill_on_drop: false }`
[INFO] [stdout] e979ec5617ea25b2c61d1013617ee5b321c1b9fe124755b47c3147df703d2d48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2fe00e6a386568dde87718ae834e56895897e980a7b9a07ba68f76de9c8778de
[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" "2fe00e6a386568dde87718ae834e56895897e980a7b9a07ba68f76de9c8778de", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling bindgen v0.53.2
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling safe-transmute v0.11.0-rc.2
[INFO] [stderr]    Compiling obs-shaderfilter-plus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling apodize v1.0.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling backtrace v0.3.46
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling cstr-macros v0.1.6
[INFO] [stderr]    Compiling multiversion v0.3.0
[INFO] [stderr]    Compiling cstr v0.1.7
[INFO] [stderr]    Compiling paste v0.1.10
[INFO] [stderr]    Compiling obs-sys v0.1.2 (https://github.com/Limeth/rust-obs-plugins#9e3ddb9b)
[INFO] [stderr]    Compiling fourier v0.1.0
[INFO] [stderr]    Compiling obs-wrapper v0.1.5 (https://github.com/Limeth/rust-obs-plugins#9e3ddb9b)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-obs-plugins-ae99db5823aa9b46/9e3ddb9/src/lib.rs:115:1
[INFO] [stdout]     |
[INFO] [stdout] 115 | #![feature(never_type)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-obs-plugins-ae99db5823aa9b46/9e3ddb9/src/lib.rs:116:1
[INFO] [stdout]     |
[INFO] [stdout] 116 | #![feature(arbitrary_self_types)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `obs-wrapper`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "2fe00e6a386568dde87718ae834e56895897e980a7b9a07ba68f76de9c8778de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe00e6a386568dde87718ae834e56895897e980a7b9a07ba68f76de9c8778de", kill_on_drop: false }`
[INFO] [stdout] 2fe00e6a386568dde87718ae834e56895897e980a7b9a07ba68f76de9c8778de