[INFO] fetching crate sorting 1.2.0...
[INFO] testing sorting-1.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sorting 1.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate sorting 1.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] ada8a7d604d453c05f8cc58940f67b5f0e5bdd819b86c4c47e0e41c7d6322426
[INFO] running `Command { std: "docker" "start" "-a" "ada8a7d604d453c05f8cc58940f67b5f0e5bdd819b86c4c47e0e41c7d6322426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ada8a7d604d453c05f8cc58940f67b5f0e5bdd819b86c4c47e0e41c7d6322426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ada8a7d604d453c05f8cc58940f67b5f0e5bdd819b86c4c47e0e41c7d6322426", kill_on_drop: false }`
[INFO] [stdout] ada8a7d604d453c05f8cc58940f67b5f0e5bdd819b86c4c47e0e41c7d6322426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa83c96f307d9f1712dd8c68581a081994e7f3e09e74876eb197248c2b71c6d1
[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" "aa83c96f307d9f1712dd8c68581a081994e7f3e09e74876eb197248c2b71c6d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling sorting v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.09s
[INFO] running `Command { std: "docker" "inspect" "aa83c96f307d9f1712dd8c68581a081994e7f3e09e74876eb197248c2b71c6d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa83c96f307d9f1712dd8c68581a081994e7f3e09e74876eb197248c2b71c6d1", kill_on_drop: false }`
[INFO] [stdout] aa83c96f307d9f1712dd8c68581a081994e7f3e09e74876eb197248c2b71c6d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "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] 3cf58c9b8ee018dd0e4b0045f2f5f80e646eeeb3839100933dbec2e151e4c14d
[INFO] running `Command { std: "docker" "start" "-a" "3cf58c9b8ee018dd0e4b0045f2f5f80e646eeeb3839100933dbec2e151e4c14d", kill_on_drop: false }`
[INFO] [stderr]    Compiling sorting v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "3cf58c9b8ee018dd0e4b0045f2f5f80e646eeeb3839100933dbec2e151e4c14d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cf58c9b8ee018dd0e4b0045f2f5f80e646eeeb3839100933dbec2e151e4c14d", kill_on_drop: false }`
[INFO] [stdout] 3cf58c9b8ee018dd0e4b0045f2f5f80e646eeeb3839100933dbec2e151e4c14d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01b2e629203c13f357dab94983790c16200cbb4aa95ae5cc82f80bee5997ca34
[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" "01b2e629203c13f357dab94983790c16200cbb4aa95ae5cc82f80bee5997ca34", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorting-841a1400fd859280)
[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/bogo_sorting.rs (/opt/rustwide/target/debug/deps/bogo_sorting-70a57899eeff0bf0)
[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; finished in 1.08s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic_sorting.rs (/opt/rustwide/target/debug/deps/panic_sorting-5b7d0923e4356b97)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test is_sorted ... ok
[INFO] [stderr]      Running tests/sleep_sorting.rs (/opt/rustwide/target/debug/deps/sleep_sorting-f7e2011cd59ca7a9)
[INFO] [stdout] test not_sorted - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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] [stderr]      Running tests/slow_sorting.rs (/opt/rustwide/target/debug/deps/slow_sorting-880262c6fd656590)
[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; finished in 32.00s
[INFO] [stdout] 
[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; finished in 0.01s
[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 35) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01b2e629203c13f357dab94983790c16200cbb4aa95ae5cc82f80bee5997ca34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b2e629203c13f357dab94983790c16200cbb4aa95ae5cc82f80bee5997ca34", kill_on_drop: false }`
[INFO] [stdout] 01b2e629203c13f357dab94983790c16200cbb4aa95ae5cc82f80bee5997ca34