[INFO] fetching crate restricted-tuple 0.2.0...
[INFO] testing restricted-tuple-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate restricted-tuple 0.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate restricted-tuple 0.2.0 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 restricted-tuple 0.2.0
[INFO] finished tweaking crates.io crate restricted-tuple 0.2.0
[INFO] tweaked toml for crates.io crate restricted-tuple 0.2.0 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 08f0eccdb5559806a28eb21978bbeb8235c34ebe67aea0f62596bf2025d55462
[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" "08f0eccdb5559806a28eb21978bbeb8235c34ebe67aea0f62596bf2025d55462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08f0eccdb5559806a28eb21978bbeb8235c34ebe67aea0f62596bf2025d55462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f0eccdb5559806a28eb21978bbeb8235c34ebe67aea0f62596bf2025d55462", kill_on_drop: false }`
[INFO] [stdout] 08f0eccdb5559806a28eb21978bbeb8235c34ebe67aea0f62596bf2025d55462
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 78ccad7e3a24f7f8853433fc2c37ddb7376d2997d751aec59590a8efb600a056
[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" "78ccad7e3a24f7f8853433fc2c37ddb7376d2997d751aec59590a8efb600a056", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling integral-exponential-polynomial v0.2.0
[INFO] [stderr]    Compiling restricted-tuple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "78ccad7e3a24f7f8853433fc2c37ddb7376d2997d751aec59590a8efb600a056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ccad7e3a24f7f8853433fc2c37ddb7376d2997d751aec59590a8efb600a056", kill_on_drop: false }`
[INFO] [stdout] 78ccad7e3a24f7f8853433fc2c37ddb7376d2997d751aec59590a8efb600a056
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3bf1d6387fabee89f8fa48650c2686ca01e37aa48efef68c06c6042cd82c2ebf
[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" "3bf1d6387fabee89f8fa48650c2686ca01e37aa48efef68c06c6042cd82c2ebf", kill_on_drop: false }`
[INFO] [stderr]    Compiling restricted-tuple v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "3bf1d6387fabee89f8fa48650c2686ca01e37aa48efef68c06c6042cd82c2ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bf1d6387fabee89f8fa48650c2686ca01e37aa48efef68c06c6042cd82c2ebf", kill_on_drop: false }`
[INFO] [stdout] 3bf1d6387fabee89f8fa48650c2686ca01e37aa48efef68c06c6042cd82c2ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f32a7f36d2ab1a2da0d98d6f2f4bce9fc952fdbe5d38c8f22e53b5ce8b34608b
[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" "f32a7f36d2ab1a2da0d98d6f2f4bce9fc952fdbe5d38c8f22e53b5ce8b34608b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/restricted_tuple-1c6c42f785cd5b53
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::zero_count_test ... ok
[INFO] [stdout] test test::empty_sets_generating_test ... ok
[INFO] [stdout] test test::empty_set_in_sets_generating_test ... ok
[INFO] [stdout] test test::length_not_enough_generating_test ... ok
[INFO] [stdout] test test::result_match_test ... ok
[INFO] [stderr]    Doc-tests restricted-tuple
[INFO] [stdout] test test::result_cycle_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Generator::new (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f32a7f36d2ab1a2da0d98d6f2f4bce9fc952fdbe5d38c8f22e53b5ce8b34608b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f32a7f36d2ab1a2da0d98d6f2f4bce9fc952fdbe5d38c8f22e53b5ce8b34608b", kill_on_drop: false }`
[INFO] [stdout] f32a7f36d2ab1a2da0d98d6f2f4bce9fc952fdbe5d38c8f22e53b5ce8b34608b