[INFO] fetching crate sorting 1.2.0...
[INFO] testing sorting-1.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sorting 1.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sorting 1.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sorting 1.2.0
[INFO] finished tweaking crates.io crate sorting 1.2.0
[INFO] tweaked toml for crates.io crate sorting 1.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49dbddaf4396e884d0bc77fac617d3250d23edda403c3271c79c2401bede43cb
[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" "49dbddaf4396e884d0bc77fac617d3250d23edda403c3271c79c2401bede43cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49dbddaf4396e884d0bc77fac617d3250d23edda403c3271c79c2401bede43cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49dbddaf4396e884d0bc77fac617d3250d23edda403c3271c79c2401bede43cb", kill_on_drop: false }`
[INFO] [stdout] 49dbddaf4396e884d0bc77fac617d3250d23edda403c3271c79c2401bede43cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] bb3b9c709556f011bc06958fc14c79ec95c60ba81a8f163eeda2c787931da32b
[INFO] running `Command { std: "docker" "start" "-a" "bb3b9c709556f011bc06958fc14c79ec95c60ba81a8f163eeda2c787931da32b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "bb3b9c709556f011bc06958fc14c79ec95c60ba81a8f163eeda2c787931da32b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb3b9c709556f011bc06958fc14c79ec95c60ba81a8f163eeda2c787931da32b", kill_on_drop: false }`
[INFO] [stdout] bb3b9c709556f011bc06958fc14c79ec95c60ba81a8f163eeda2c787931da32b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] bd52215586fd3dfb2609e0e207a54edf0dd5310b4342676ea9a3df4e78e1e712
[INFO] running `Command { std: "docker" "start" "-a" "bd52215586fd3dfb2609e0e207a54edf0dd5310b4342676ea9a3df4e78e1e712", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "bd52215586fd3dfb2609e0e207a54edf0dd5310b4342676ea9a3df4e78e1e712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd52215586fd3dfb2609e0e207a54edf0dd5310b4342676ea9a3df4e78e1e712", kill_on_drop: false }`
[INFO] [stdout] bd52215586fd3dfb2609e0e207a54edf0dd5310b4342676ea9a3df4e78e1e712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 793d1c1a3dc20f9b3cd151de623e43011f6373cf5c466b2abc120bcfffdb1b46
[INFO] running `Command { std: "docker" "start" "-a" "793d1c1a3dc20f9b3cd151de623e43011f6373cf5c466b2abc120bcfffdb1b46", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sorting-be6979f217567282
[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]      Running /opt/rustwide/target/debug/deps/bogo_sorting-5a367fb5135be22d
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sorts_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/panic_sorting-2834f76f0b07c87b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test is_sorted ... ok
[INFO] [stdout] test not_sorted ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sleep_sorting-28fbbbb97a7b7f34
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test sleep_sort_faster ... ok
[INFO] [stdout] test sleep_sort_slower ... ok
[INFO] [stdout] test sleep_sort_unsigned ... ok
[INFO] [stdout] test sleep_sort_signed ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slow_sorting-b65fb382a4d468d9
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test sorts_vectors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sorting
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 47) ... ignored
[INFO] [stdout] test src/lib.rs - (line 59) ... ignored
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "793d1c1a3dc20f9b3cd151de623e43011f6373cf5c466b2abc120bcfffdb1b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "793d1c1a3dc20f9b3cd151de623e43011f6373cf5c466b2abc120bcfffdb1b46", kill_on_drop: false }`
[INFO] [stdout] 793d1c1a3dc20f9b3cd151de623e43011f6373cf5c466b2abc120bcfffdb1b46