[INFO] cloning repository https://github.com/kitallis/WAP
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kitallis/WAP" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitallis%2FWAP", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitallis%2FWAP'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2b967e6c6f483438991b2a860f14e8c35f1d39d
[INFO] checking kitallis/WAP against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkitallis%2FWAP" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kitallis/WAP on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kitallis/WAP
[INFO] finished tweaking git repo https://github.com/kitallis/WAP
[INFO] tweaked toml for git repo https://github.com/kitallis/WAP written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kitallis/WAP already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 069e7a752fca54c6a2f21409eb8629e2ac7919fb5228e2b92639914c9297cb38
[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" "069e7a752fca54c6a2f21409eb8629e2ac7919fb5228e2b92639914c9297cb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "069e7a752fca54c6a2f21409eb8629e2ac7919fb5228e2b92639914c9297cb38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "069e7a752fca54c6a2f21409eb8629e2ac7919fb5228e2b92639914c9297cb38", kill_on_drop: false }`
[INFO] [stdout] 069e7a752fca54c6a2f21409eb8629e2ac7919fb5228e2b92639914c9297cb38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d0e9b0bf5fd1cb7568f63fb5f9d59f2da36fd1f8bb82f58cb356ce7d3e946d8
[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" "8d0e9b0bf5fd1cb7568f63fb5f9d59f2da36fd1f8bb82f58cb356ce7d3e946d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking wap v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0259]: the name `sysfs_gpio` is defined multiple times
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate sysfs_gpio;
[INFO] [stdout]   | ------------------------ previous import of the extern crate `sysfs_gpio` here
[INFO] [stdout] 2 | 
[INFO] [stdout] 3 | extern crate sysfs_gpio;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ `sysfs_gpio` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `sysfs_gpio` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env`
[INFO] [stdout]   --> src/main.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let args: Vec<String> = env::args().collect();
[INFO] [stdout]    |                             ^^^ use of undeclared crate or module `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0259, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0259`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wap`
[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] [stdout] error[E0259]: the name `sysfs_gpio` is defined multiple times
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate sysfs_gpio;
[INFO] [stdout]   | ------------------------ previous import of the extern crate `sysfs_gpio` here
[INFO] [stdout] 2 | 
[INFO] [stdout] 3 | extern crate sysfs_gpio;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ `sysfs_gpio` reimported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `sysfs_gpio` must be defined only once in the type namespace of this module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `env`
[INFO] [stdout]   --> src/main.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let args: Vec<String> = env::args().collect();
[INFO] [stdout]    |                             ^^^ use of undeclared crate or module `env`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0259, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0259`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8d0e9b0bf5fd1cb7568f63fb5f9d59f2da36fd1f8bb82f58cb356ce7d3e946d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0e9b0bf5fd1cb7568f63fb5f9d59f2da36fd1f8bb82f58cb356ce7d3e946d8", kill_on_drop: false }`
[INFO] [stdout] 8d0e9b0bf5fd1cb7568f63fb5f9d59f2da36fd1f8bb82f58cb356ce7d3e946d8