[INFO] crate webapp-frontend 1.0.0 is already in cache
[INFO] extracting crate webapp-frontend 1.0.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/webapp-frontend/1.0.0
[INFO] extracting crate webapp-frontend 1.0.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/webapp-frontend/1.0.0
[INFO] validating manifest of webapp-frontend-1.0.0 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of webapp-frontend-1.0.0 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing webapp-frontend-1.0.0
[INFO] finished frobbing webapp-frontend-1.0.0
[INFO] frobbed toml for webapp-frontend-1.0.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/webapp-frontend/1.0.0/Cargo.toml
[INFO] started frobbing webapp-frontend-1.0.0
[INFO] finished frobbing webapp-frontend-1.0.0
[INFO] frobbed toml for webapp-frontend-1.0.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/webapp-frontend/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking webapp-frontend-1.0.0 against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/webapp-frontend/1.0.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e19a9ef9febb6b911c3d3b2f6effca1215695c7d8ec52902d8f64256ac473601
[INFO] running `"docker" "start" "-a" "e19a9ef9febb6b911c3d3b2f6effca1215695c7d8ec52902d8f64256ac473601"`
[INFO] [stderr]    Compiling sass-sys v0.4.13
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]     Checking serde_cbor v0.9.0
[INFO] [stderr]     Checking bincode v1.0.1
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr] error: Could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.98/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=285aba00551ef926 -C extra-filename=-285aba00551ef926 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern serde_derive=/opt/crater/target/debug/deps/libserde_derive-ef8ad3fd6bc53036.so --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg core_try_from --cfg num_nonzero_signed --cfg std_atomic64 --cfg std_atomic` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `serde_cbor`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_cbor /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_cbor-0.9.0/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=4053dfa7eef214ba -C extra-filename=-4053dfa7eef214ba --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern byteorder=/opt/crater/target/debug/deps/libbyteorder-760ff6dc7983f3f7.rmeta --extern half=/opt/crater/target/debug/deps/libhalf-bc323c7ed9a04a26.rmeta --extern serde=/opt/crater/target/debug/deps/libserde-c98cb236385f0d8d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `toml`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --edition=2018 --crate-name toml /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml-0.5.1/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 --cfg 'feature="default"' -C metadata=890dac72dd439c35 -C extra-filename=-890dac72dd439c35 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern serde=/opt/crater/target/debug/deps/libserde-c98cb236385f0d8d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `bincode`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bincode /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/bincode-1.0.1/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata -C debuginfo=2 -C metadata=5bc2395029c0ebcc -C extra-filename=-5bc2395029c0ebcc --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern byteorder=/opt/crater/target/debug/deps/libbyteorder-760ff6dc7983f3f7.rmeta --extern serde=/opt/crater/target/debug/deps/libserde-c98cb236385f0d8d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "e19a9ef9febb6b911c3d3b2f6effca1215695c7d8ec52902d8f64256ac473601"`
[INFO] running `"docker" "rm" "-f" "e19a9ef9febb6b911c3d3b2f6effca1215695c7d8ec52902d8f64256ac473601"`
[INFO] [stdout] e19a9ef9febb6b911c3d3b2f6effca1215695c7d8ec52902d8f64256ac473601