[INFO] cloning repository https://github.com/rust-lang-nursery/polonius
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-lang-nursery/polonius" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cbbb7c6b2f9dd713266b77c0c13903ac16e1679
[INFO] testing rust-lang-nursery/polonius/0cbbb7c6b2f9dd713266b77c0c13903ac16e1679 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-lang-nursery%2Fpolonius" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-lang-nursery/polonius 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] removed /workspace/builds/worker-1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/rust-lang-nursery/polonius
[INFO] finished tweaking git repo https://github.com/rust-lang-nursery/polonius
[INFO] tweaked toml for git repo https://github.com/rust-lang-nursery/polonius written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-lang-nursery/polonius already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustc-hash v1.1.0
[INFO] [stderr]   Downloaded log v0.4.14
[INFO] [stderr]   Downloaded cfg-if v1.0.0
[INFO] [stderr]   Downloaded ordermap v0.3.5
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded fixedbitset v0.1.9
[INFO] [stderr]   Downloaded datafrog v2.0.1
[INFO] [stderr]   Downloaded pico-args v0.2.0
[INFO] [stderr]   Downloaded petgraph v0.4.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] aa787a10945ad1e6b5f1ade8e7076164fc7fc7034975dc99811ac137c57a0b85
[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" "aa787a10945ad1e6b5f1ade8e7076164fc7fc7034975dc99811ac137c57a0b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa787a10945ad1e6b5f1ade8e7076164fc7fc7034975dc99811ac137c57a0b85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa787a10945ad1e6b5f1ade8e7076164fc7fc7034975dc99811ac137c57a0b85", kill_on_drop: false }`
[INFO] [stdout] aa787a10945ad1e6b5f1ade8e7076164fc7fc7034975dc99811ac137c57a0b85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec9e46d77712560acd1844dc5f6829ac769413361079360bef11d547042eca12
[INFO] running `Command { std: "docker" "start" "-a" "ec9e46d77712560acd1844dc5f6829ac769413361079360bef11d547042eca12", kill_on_drop: false }`
[INFO] [stderr]    Compiling datafrog v2.0.1
[INFO] [stderr]    Compiling pico-args v0.2.0
[INFO] [stderr]    Compiling polonius-engine v0.13.0 (/opt/rustwide/workdir/polonius-engine)
[INFO] [stderr]    Compiling polonius v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "ec9e46d77712560acd1844dc5f6829ac769413361079360bef11d547042eca12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9e46d77712560acd1844dc5f6829ac769413361079360bef11d547042eca12", kill_on_drop: false }`
[INFO] [stdout] ec9e46d77712560acd1844dc5f6829ac769413361079360bef11d547042eca12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 84f46cfb2488e72b0679c620e6904b98ec35632fb0839f88376cf3941384510d
[INFO] running `Command { std: "docker" "start" "-a" "84f46cfb2488e72b0679c620e6904b98ec35632fb0839f88376cf3941384510d", kill_on_drop: false }`
[INFO] [stderr]    Compiling polonius-parser v0.5.0 (/opt/rustwide/workdir/polonius-parser)
[INFO] [stderr]    Compiling polonius v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `Command { std: "docker" "inspect" "84f46cfb2488e72b0679c620e6904b98ec35632fb0839f88376cf3941384510d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f46cfb2488e72b0679c620e6904b98ec35632fb0839f88376cf3941384510d", kill_on_drop: false }`
[INFO] [stdout] 84f46cfb2488e72b0679c620e6904b98ec35632fb0839f88376cf3941384510d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b52d4b7b7a0c40d5d186c1a6e175a0369337c393d09512de49ec920b6be46ab7
[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" "b52d4b7b7a0c40d5d186c1a6e175a0369337c393d09512de49ec920b6be46ab7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polonius-28d1e36c5d1e1ab2)
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test program::tests::complete_program ... ok
[INFO] [stdout] test test::illegal_subset_error ... ok
[INFO] [stdout] test test::known_placeholder_origin_subset ... ok
[INFO] [stdout] test test::escape_upvar_nested ... ok
[INFO] [stdout] test test::borrowed_local_error ... ok
[INFO] [stdout] test test::send_is_not_static_std_sync ... ok
[INFO] [stdout] test test::errors_in_subset_relations_dataset ... ok
[INFO] [stdout] test test::issue_31567 ... ok
[INFO] [stdout] test test::transitive_known_subset ... ok
[INFO] [stdout] test test::successes_in_subset_relations_dataset ... ok
[INFO] [stdout] test test::transitive_illegal_subset_error ... ok
[INFO] [stdout] test test::smoke_test_success_2 ... ok
[INFO] [stdout] test test::var_live_in_single_block ... ok
[INFO] [stdout] test test::test_insensitive_errors ... ok
[INFO] [stdout] test test::var_live_in_successor_killed_by_reassignment ... ok
[INFO] [stdout] test test::var_live_in_successor_propagates_to_predecessor ... ok
[INFO] [stdout] test test::var_drop_used_simple ... ok
[INFO] [stdout] test test::test_sensitive_passes_issue_47680 ... ok
[INFO] [stdout] test test::no_subset_symmetries_exist ... ok
[INFO] [stdout] test test::smoke_test_success_1 ... ok
[INFO] [stdout] test test::issue_47680::datafrog_opt ... ok
[INFO] [stdout] test test::conditional_init ... ok
[INFO] [stdout] test test::smoke_test_errors ... ok
[INFO] [stdout] test test::basic_move_error ... ok
[INFO] [stdout] test test::vec_push_ref_foo2::datafrog_opt ... ok
[INFO] [stdout] test test::vec_push_ref_foo3::datafrog_opt ... ok
[INFO] [stdout] test test::vec_push_ref_foo1::datafrog_opt ... ok
[INFO] [stdout] test test::successes_in_move_errors_dataset ... ok
[INFO] [stdout] test test::smoke_test_ensuring_clap_facts_are_present ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.52s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polonius-bb7108899d45716d)
[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]    Doc-tests polonius
[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" "b52d4b7b7a0c40d5d186c1a6e175a0369337c393d09512de49ec920b6be46ab7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52d4b7b7a0c40d5d186c1a6e175a0369337c393d09512de49ec920b6be46ab7", kill_on_drop: false }`
[INFO] [stdout] b52d4b7b7a0c40d5d186c1a6e175a0369337c393d09512de49ec920b6be46ab7