[INFO] fetching crate sort-it 0.1.4...
[INFO] testing sort-it-0.1.4 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sort-it 0.1.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sort-it 0.1.4 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sort-it 0.1.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sort-it 0.1.4
[INFO] tweaked toml for crates.io crate sort-it 0.1.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate sort-it 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1ebc7b1c2cbd071142bdf70a7d719a2383da4a59515017735a2fa301957a28c
[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" "e1ebc7b1c2cbd071142bdf70a7d719a2383da4a59515017735a2fa301957a28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ebc7b1c2cbd071142bdf70a7d719a2383da4a59515017735a2fa301957a28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ebc7b1c2cbd071142bdf70a7d719a2383da4a59515017735a2fa301957a28c", kill_on_drop: false }`
[INFO] [stdout] e1ebc7b1c2cbd071142bdf70a7d719a2383da4a59515017735a2fa301957a28c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3c230a456efff46dc04fd4c109232b522574219889f35432da906de3e7a76e85
[INFO] running `Command { std: "docker" "start" "-a" "3c230a456efff46dc04fd4c109232b522574219889f35432da906de3e7a76e85", kill_on_drop: false }`
[INFO] [stderr]    Compiling sort-it v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "3c230a456efff46dc04fd4c109232b522574219889f35432da906de3e7a76e85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c230a456efff46dc04fd4c109232b522574219889f35432da906de3e7a76e85", kill_on_drop: false }`
[INFO] [stdout] 3c230a456efff46dc04fd4c109232b522574219889f35432da906de3e7a76e85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 114540f74a6baaec1a8e43254734d977c843cec6d1c6b21dbfeac1105555954b
[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" "114540f74a6baaec1a8e43254734d977c843cec6d1c6b21dbfeac1105555954b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sort-it v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "114540f74a6baaec1a8e43254734d977c843cec6d1c6b21dbfeac1105555954b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "114540f74a6baaec1a8e43254734d977c843cec6d1c6b21dbfeac1105555954b", kill_on_drop: false }`
[INFO] [stdout] 114540f74a6baaec1a8e43254734d977c843cec6d1c6b21dbfeac1105555954b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 600b55bc2c1df0d473034039c822f945d426860ff55bffde0d13fee4d2bfd16f
[INFO] running `Command { std: "docker" "start" "-a" "600b55bc2c1df0d473034039c822f945d426860ff55bffde0d13fee4d2bfd16f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sort_it-aea114d2df67a090)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-60a298fcfbb5362e)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/bubble_sort_tests.rs (/opt/rustwide/target/debug/deps/bubble_sort_tests-66fe8d0924734b1e)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test bubble_sort::bubble_sort_char ... ok
[INFO] [stdout] test bubble_sort::bubble_sort_str ... ok
[INFO] [stdout] test bubble_sort::merge_sort_int ... ok
[INFO] [stdout] test bubble_sort::bubble_sort_float ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/insertion_sort_tests.rs (/opt/rustwide/target/debug/deps/insertion_sort_tests-c7c2467879236ce3)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test insertion_sort::insertion_sort_char ... ok
[INFO] [stdout] test insertion_sort::insertion_sort_float ... ok
[INFO] [stdout] test insertion_sort::insertion_sort_int ... ok
[INFO] [stdout] test insertion_sort::insertion_sort_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/merge_sort_tests.rs (/opt/rustwide/target/debug/deps/merge_sort_tests-9fbbe182fa09f1fe)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test merge_sort::merge_sort_char ... ok
[INFO] [stdout] test merge_sort::merge_sort_float ... ok
[INFO] [stdout] test merge_sort::merge_sort_str ... ok
[INFO] [stdout] test merge_sort::merge_sort_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/selection_sort_tests.rs (/opt/rustwide/target/debug/deps/selection_sort_tests-e8c3a6c3ad2b05b9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test selection_sort::selection_sort_char ... ok
[INFO] [stdout] test selection_sort::selection_sort_float ... ok
[INFO] [stdout] test selection_sort::selection_sort_str ... ok
[INFO] [stdout] test selection_sort::selection_sort_int ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sort-it
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "600b55bc2c1df0d473034039c822f945d426860ff55bffde0d13fee4d2bfd16f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600b55bc2c1df0d473034039c822f945d426860ff55bffde0d13fee4d2bfd16f", kill_on_drop: false }`
[INFO] [stdout] 600b55bc2c1df0d473034039c822f945d426860ff55bffde0d13fee4d2bfd16f