[INFO] cloning repository https://github.com/kkysen/CanvasFileSync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kkysen/CanvasFileSync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkysen%2FCanvasFileSync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkysen%2FCanvasFileSync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7bba42615013861ba275981e00383ed08473a858
[INFO] checking kkysen/CanvasFileSync against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkkysen%2FCanvasFileSync" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kkysen/CanvasFileSync on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kkysen/CanvasFileSync
[INFO] finished tweaking git repo https://github.com/kkysen/CanvasFileSync
[INFO] tweaked toml for git repo https://github.com/kkysen/CanvasFileSync written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/kkysen/CanvasFileSync already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41429182ab09d83e0d077b1a49bed460a00e84b8e9ffa3a63b2bd8380888d2f5
[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" "41429182ab09d83e0d077b1a49bed460a00e84b8e9ffa3a63b2bd8380888d2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41429182ab09d83e0d077b1a49bed460a00e84b8e9ffa3a63b2bd8380888d2f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41429182ab09d83e0d077b1a49bed460a00e84b8e9ffa3a63b2bd8380888d2f5", kill_on_drop: false }`
[INFO] [stdout] 41429182ab09d83e0d077b1a49bed460a00e84b8e9ffa3a63b2bd8380888d2f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f312935ce50db20d2f9f0297f9692f4ec69b4ea75a598cd627adc3d99147e602
[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" "f312935ce50db20d2f9f0297f9692f4ec69b4ea75a598cd627adc3d99147e602", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling isahc v0.9.1
[INFO] [stderr]    Compiling isahc v0.8.2
[INFO] [stderr]     Checking ahash v0.3.3
[INFO] [stderr]     Checking paw-raw v1.0.0
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking filetime v0.2.9
[INFO] [stderr]     Checking infer v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking omnom v2.1.2
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking hashbrown v0.7.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking byte-pool v0.2.1
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking halfbrown v0.1.11
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.14
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking paw v1.0.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]     Checking thiserror v1.0.15
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking broadcaster v1.0.0
[INFO] [stderr]     Checking sluice v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking optional v0.5.0
[INFO] [stderr]     Checking http-types v1.2.0
[INFO] [stderr]     Checking async-native-tls v0.3.3
[INFO] [stderr]    Compiling graphql-introspection-query v0.1.0
[INFO] [stderr]     Checking async-h1 v1.1.2
[INFO] [stderr]     Checking http-client v2.0.0
[INFO] [stderr]     Checking surf v2.0.0-alpha.1
[INFO] [stderr]    Compiling graphql_client_codegen v0.9.0
[INFO] [stderr]    Compiling graphql_query_derive v0.9.0
[INFO] [stderr]     Checking graphql_client v0.9.0
[INFO] [stderr]     Checking canvas-file-sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(move_ref_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(move_ref_pattern)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `canvas-file-sync`
[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 `Command { std: "docker" "inspect" "f312935ce50db20d2f9f0297f9692f4ec69b4ea75a598cd627adc3d99147e602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f312935ce50db20d2f9f0297f9692f4ec69b4ea75a598cd627adc3d99147e602", kill_on_drop: false }`
[INFO] [stdout] f312935ce50db20d2f9f0297f9692f4ec69b4ea75a598cd627adc3d99147e602