[INFO] cloning repository arifai/Software-Engineering-School
[INFO] running `"git" "clone" "--bare" "git://github.com/arifai/Software-Engineering-School.git" "work/cache/sources/gh/arifai/Software-Engineering-School"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/arifai/Software-Engineering-School'...
[INFO] running `"git" "clone" "work/cache/sources/gh/arifai/Software-Engineering-School" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/arifai/Software-Engineering-School"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/arifai/Software-Engineering-School'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  73% (769/1043)   
Checking out files:  74% (772/1043)   
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Checking out files: 100% (1043/1043)   
Checking out files: 100% (1043/1043), done.
[INFO] running `"git" "clone" "work/cache/sources/gh/arifai/Software-Engineering-School" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/arifai/Software-Engineering-School"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/arifai/Software-Engineering-School'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  73% (767/1043)   
Checking out files:  74% (772/1043)   
Checking out files:  75% (783/1043)   
Checking out files:  76% (793/1043)   
Checking out files:  77% (804/1043)   
Checking out files:  77% (810/1043)   
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Checking out files:  84% (877/1043)   
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Checking out files:  86% (897/1043)   
Checking out files:  87% (908/1043)   
Checking out files:  88% (918/1043)   
Checking out files:  89% (929/1043)   
Checking out files:  90% (939/1043)   
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Checking out files: 100% (1043/1043), done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f81606a426c9300660d7fc2515431b033473e490
[INFO] sha for GitHub repo arifai/Software-Engineering-School: f81606a426c9300660d7fc2515431b033473e490
[INFO] validating manifest of arifai/Software-Engineering-School on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of arifai/Software-Engineering-School on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing arifai/Software-Engineering-School
[INFO] finished frobbing arifai/Software-Engineering-School
[INFO] frobbed toml for arifai/Software-Engineering-School written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/arifai/Software-Engineering-School/Cargo.toml
[INFO] started frobbing arifai/Software-Engineering-School
[INFO] finished frobbing arifai/Software-Engineering-School
[INFO] frobbed toml for arifai/Software-Engineering-School written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/arifai/Software-Engineering-School/Cargo.toml
[INFO] crate arifai/Software-Engineering-School already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking arifai/Software-Engineering-School against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/arifai/Software-Engineering-School:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 175d818a1d615f5275bea5e8a115255b4ca46845dab7358af9c6d1c630660228
[INFO] running `"docker" "start" "-a" "175d818a1d615f5275bea5e8a115255b4ca46845dab7358af9c6d1c630660228"`
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking serde v1.0.88
[INFO] [stderr]     Checking rocket_http v0.4.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking serde_json v1.0.38
[INFO] [stderr]    Compiling rocket_codegen v0.4.0
[INFO] [stderr]     Checking rocket v0.4.0
[INFO] [stderr] error[E0432]: unresolved import `std::boxed::FnBox`
[INFO] [stderr]  --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.0/src/fairing/ad_hoc.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::boxed::FnBox;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `FnBox` in `boxed`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `rocket`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "175d818a1d615f5275bea5e8a115255b4ca46845dab7358af9c6d1c630660228"`
[INFO] running `"docker" "rm" "-f" "175d818a1d615f5275bea5e8a115255b4ca46845dab7358af9c6d1c630660228"`
[INFO] [stdout] 175d818a1d615f5275bea5e8a115255b4ca46845dab7358af9c6d1c630660228