[INFO] fetching crate dinotree_sample 0.1.0...
[INFO] extracting crate dinotree_sample 0.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dinotree_sample/0.1.0
[INFO] extracting crate dinotree_sample 0.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dinotree_sample/0.1.0
[INFO] validating manifest of dinotree_sample-0.1.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dinotree_sample-0.1.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dinotree_sample-0.1.0
[INFO] finished frobbing dinotree_sample-0.1.0
[INFO] frobbed toml for dinotree_sample-0.1.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dinotree_sample/0.1.0/Cargo.toml
[INFO] started frobbing dinotree_sample-0.1.0
[INFO] finished frobbing dinotree_sample-0.1.0
[INFO] frobbed toml for dinotree_sample-0.1.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/dinotree_sample/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dists v0.1.5
[INFO] [stderr]   Downloaded new-ordered-float v1.0.2
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dinotree_sample-0.1.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dinotree_sample/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 548de480f27c8e35d2e30fe29f932ea63f67d23f3e19c350e2401c0c37ba9380
[INFO] running `"docker" "start" "-a" "548de480f27c8e35d2e30fe29f932ea63f67d23f3e19c350e2401c0c37ba9380"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling dists v0.1.5
[INFO] [stderr]    Compiling axgeom v1.0.5
[INFO] [stderr]    Compiling new-ordered-float v1.0.2
[INFO] [stderr]    Compiling dinotree_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `core::num::<impl usize>::wrapping_add` that must be used
[INFO] [stderr]   --> src/lib.rs:21:3
[INFO] [stderr]    |
[INFO] [stderr] 21 |         self.acc.wrapping_add(bot.id);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl usize>::wrapping_add` that must be used
[INFO] [stderr]   --> src/lib.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |         bot.acc.wrapping_add(self.id);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `"docker" "inspect" "548de480f27c8e35d2e30fe29f932ea63f67d23f3e19c350e2401c0c37ba9380"`
[INFO] running `"docker" "rm" "-f" "548de480f27c8e35d2e30fe29f932ea63f67d23f3e19c350e2401c0c37ba9380"`
[INFO] [stdout] 548de480f27c8e35d2e30fe29f932ea63f67d23f3e19c350e2401c0c37ba9380
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dinotree_sample/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 55aa1b6ef6adb6b68f46f263a1b09f2077777c892746c443bdcc3ce63f0ad35a
[INFO] running `"docker" "start" "-a" "55aa1b6ef6adb6b68f46f263a1b09f2077777c892746c443bdcc3ce63f0ad35a"`
[INFO] [stderr]    Compiling dinotree_sample v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused return value of `core::num::<impl usize>::wrapping_add` that must be used
[INFO] [stderr]   --> src/lib.rs:21:3
[INFO] [stderr]    |
[INFO] [stderr] 21 |         self.acc.wrapping_add(bot.id);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl usize>::wrapping_add` that must be used
[INFO] [stderr]   --> src/lib.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |         bot.acc.wrapping_add(self.id);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "55aa1b6ef6adb6b68f46f263a1b09f2077777c892746c443bdcc3ce63f0ad35a"`
[INFO] running `"docker" "rm" "-f" "55aa1b6ef6adb6b68f46f263a1b09f2077777c892746c443bdcc3ce63f0ad35a"`
[INFO] [stdout] 55aa1b6ef6adb6b68f46f263a1b09f2077777c892746c443bdcc3ce63f0ad35a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-2/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/dinotree_sample/0.1.0:/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 6a8136d4006a2713f5fc87a92699f15cadc1b699cb5c53c6fcdda972e6c82543
[INFO] running `"docker" "start" "-a" "6a8136d4006a2713f5fc87a92699f15cadc1b699cb5c53c6fcdda972e6c82543"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dinotree_sample-992ee9bb0f05b8f9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dinotree_sample
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6a8136d4006a2713f5fc87a92699f15cadc1b699cb5c53c6fcdda972e6c82543"`
[INFO] running `"docker" "rm" "-f" "6a8136d4006a2713f5fc87a92699f15cadc1b699cb5c53c6fcdda972e6c82543"`
[INFO] [stdout] 6a8136d4006a2713f5fc87a92699f15cadc1b699cb5c53c6fcdda972e6c82543