[INFO] fetching crate topo 0.13.1...
[INFO] testing topo-0.13.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate topo 0.13.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate topo 0.13.1 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 topo 0.13.1
[INFO] finished tweaking crates.io crate topo 0.13.1
[INFO] tweaked toml for crates.io crate topo 0.13.1 written to /workspace/builds/worker-5/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7eb0378bd7545ed9355095766897f9dbb9f8c2162e31b7b935723641721ec2b
[INFO] running `Command { std: "docker" "start" "-a" "c7eb0378bd7545ed9355095766897f9dbb9f8c2162e31b7b935723641721ec2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7eb0378bd7545ed9355095766897f9dbb9f8c2162e31b7b935723641721ec2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7eb0378bd7545ed9355095766897f9dbb9f8c2162e31b7b935723641721ec2b", kill_on_drop: false }`
[INFO] [stdout] c7eb0378bd7545ed9355095766897f9dbb9f8c2162e31b7b935723641721ec2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 14748e102d5dcb212330a9075dfe5481ea6f7e8b3073ea985aae5bdd42bdda4f
[INFO] running `Command { std: "docker" "start" "-a" "14748e102d5dcb212330a9075dfe5481ea6f7e8b3073ea985aae5bdd42bdda4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling hash_hasher v2.0.3
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling topo-macro v0.10.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling illicit-macro v1.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling illicit v1.1.1
[INFO] [stderr]    Compiling dyn-cache v0.12.1
[INFO] [stderr]    Compiling topo v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "14748e102d5dcb212330a9075dfe5481ea6f7e8b3073ea985aae5bdd42bdda4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14748e102d5dcb212330a9075dfe5481ea6f7e8b3073ea985aae5bdd42bdda4f", kill_on_drop: false }`
[INFO] [stdout] 14748e102d5dcb212330a9075dfe5481ea6f7e8b3073ea985aae5bdd42bdda4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 08b7704da0313ad25fd27640d53e5ae369a93a1cbe3d4ea0327cd2ca96e92590
[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" "08b7704da0313ad25fd27640d53e5ae369a93a1cbe3d4ea0327cd2ca96e92590", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling topo v0.13.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.63s
[INFO] running `Command { std: "docker" "inspect" "08b7704da0313ad25fd27640d53e5ae369a93a1cbe3d4ea0327cd2ca96e92590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b7704da0313ad25fd27640d53e5ae369a93a1cbe3d4ea0327cd2ca96e92590", kill_on_drop: false }`
[INFO] [stdout] 08b7704da0313ad25fd27640d53e5ae369a93a1cbe3d4ea0327cd2ca96e92590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 96f3f5b44b9cff6e4ee4c1f3a7897650cef499cbd3cf8f9564023d2478dfa460
[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" "96f3f5b44b9cff6e4ee4c1f3a7897650cef499cbd3cf8f9564023d2478dfa460", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/topo-89f600919bffb3ec
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test slot::tests::make_opaque ... ok
[INFO] [stdout] test tests::loop_over_map_with_keys_in_slots ... ok
[INFO] [stdout] test tests::alternating_in_a_loop ... ok
[INFO] [stdout] test tests::threads_and_ids ... ok
[INFO] [stdout] test slot::tests::make_tokens ... ok
[INFO] [stdout] test tests::reuse_same_root_two_places ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-cc100cf180a0c729
[INFO] [stdout] test tests::one_child_in_a_loop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests topo
[INFO] [stdout] test invoke_test_topo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - CallId (line 309) ... ok
[INFO] [stdout] test src/lib.rs - call_in_slot (line 202) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - nested (line 106) ... ok
[INFO] [stdout] test src/lib.rs - root (line 275) ... ok
[INFO] [stdout] test src/lib.rs - call (line 154) ... ok
[INFO] [stdout] test src/lib.rs - call_in_slot (line 233) ... ok
[INFO] [stdout] test src/lib.rs - nested (line 84) ... ok
[INFO] [stdout] test src/lib.rs - CallId (line 362) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "96f3f5b44b9cff6e4ee4c1f3a7897650cef499cbd3cf8f9564023d2478dfa460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f3f5b44b9cff6e4ee4c1f3a7897650cef499cbd3cf8f9564023d2478dfa460", kill_on_drop: false }`
[INFO] [stdout] 96f3f5b44b9cff6e4ee4c1f3a7897650cef499cbd3cf8f9564023d2478dfa460