[INFO] cloning repository https://github.com/frederiksemmel/holomorphic-visualizer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frederiksemmel/holomorphic-visualizer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrederiksemmel%2Fholomorphic-visualizer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrederiksemmel%2Fholomorphic-visualizer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 25b01d82cdd6e1fe175d01e122ad447ee85f4a96
[INFO] checking frederiksemmel/holomorphic-visualizer against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrederiksemmel%2Fholomorphic-visualizer" "/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/frederiksemmel/holomorphic-visualizer on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frederiksemmel/holomorphic-visualizer
[INFO] finished tweaking git repo https://github.com/frederiksemmel/holomorphic-visualizer
[INFO] tweaked toml for git repo https://github.com/frederiksemmel/holomorphic-visualizer written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/frederiksemmel/holomorphic-visualizer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "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-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8016c05ad75dea6266ecf4bd834290f9bb291d27677762e4161b7b3db58ebb7
[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" "b8016c05ad75dea6266ecf4bd834290f9bb291d27677762e4161b7b3db58ebb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8016c05ad75dea6266ecf4bd834290f9bb291d27677762e4161b7b3db58ebb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8016c05ad75dea6266ecf4bd834290f9bb291d27677762e4161b7b3db58ebb7", kill_on_drop: false }`
[INFO] [stdout] b8016c05ad75dea6266ecf4bd834290f9bb291d27677762e4161b7b3db58ebb7
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5244510ff36ab83e10448ec73dd5019a3330a2fb154d529435963d9e39f92a8
[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" "f5244510ff36ab83e10448ec73dd5019a3330a2fb154d529435963d9e39f92a8", kill_on_drop: false }`
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[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
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[INFO] [stderr]     Checking conrod_core v0.70.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking conrod_wgpu v0.70.0
[INFO] [stderr]     Checking nannou v0.14.1 (https://github.com/nannou-org/nannou#11ccd5bd)
[INFO] [stderr]     Checking hologrid v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `cmp`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cmp::max;
[INFO] [stdout]   |     ^^^ help: a similar path exists: `std::cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cmp`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cmp::max;
[INFO] [stdout]   |     ^^^ help: a similar path exists: `std::cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `cmp`
[INFO] [stdout]   --> src/lib.rs:37:51
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut line_structure = vec![x_len as usize; cmp::max(0,y_len) as usize];
[INFO] [stdout]    |                                                   ^^^ use of undeclared type or module `cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `cmp`
[INFO] [stdout]   --> src/lib.rs:38:48
[INFO] [stdout]    |
[INFO] [stdout] 38 |     line_structure.extend(vec![y_len as usize; cmp::max(0,x_len) as usize]);
[INFO] [stdout]    |                                                ^^^ use of undeclared type or module `cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `cmp`
[INFO] [stdout]   --> src/lib.rs:37:51
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut line_structure = vec![x_len as usize; cmp::max(0,y_len) as usize];
[INFO] [stdout]    |                                                   ^^^ use of undeclared type or module `cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `cmp`
[INFO] [stdout]   --> src/lib.rs:38:48
[INFO] [stdout]    |
[INFO] [stdout] 38 |     line_structure.extend(vec![y_len as usize; cmp::max(0,x_len) as usize]);
[INFO] [stdout]    |                                                ^^^ use of undeclared type or module `cmp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hologrid`.
[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: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f5244510ff36ab83e10448ec73dd5019a3330a2fb154d529435963d9e39f92a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5244510ff36ab83e10448ec73dd5019a3330a2fb154d529435963d9e39f92a8", kill_on_drop: false }`
[INFO] [stdout] f5244510ff36ab83e10448ec73dd5019a3330a2fb154d529435963d9e39f92a8
