[INFO] fetching crate spy 0.2.0...
[INFO] testing spy-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate spy 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate spy 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spy 0.2.0
[INFO] finished tweaking crates.io crate spy 0.2.0
[INFO] tweaked toml for crates.io crate spy 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17e566ed2428678aa301d39dca286ce08024048bc608c4c4481a896e259b60ee
[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" "17e566ed2428678aa301d39dca286ce08024048bc608c4c4481a896e259b60ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17e566ed2428678aa301d39dca286ce08024048bc608c4c4481a896e259b60ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e566ed2428678aa301d39dca286ce08024048bc608c4c4481a896e259b60ee", kill_on_drop: false }`
[INFO] [stdout] 17e566ed2428678aa301d39dca286ce08024048bc608c4c4481a896e259b60ee
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4edc4c1a4b693a263fd343ddea1756bf1a24fcd6e96d5af96433749e9644a2fc
[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" "4edc4c1a4b693a263fd343ddea1756bf1a24fcd6e96d5af96433749e9644a2fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling spy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "4edc4c1a4b693a263fd343ddea1756bf1a24fcd6e96d5af96433749e9644a2fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4edc4c1a4b693a263fd343ddea1756bf1a24fcd6e96d5af96433749e9644a2fc", kill_on_drop: false }`
[INFO] [stdout] 4edc4c1a4b693a263fd343ddea1756bf1a24fcd6e96d5af96433749e9644a2fc
[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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77369d3e5c977a56d360bc5e5f60d86e4d8cf3c20e617ee4dc8165b162678ff5
[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" "77369d3e5c977a56d360bc5e5f60d86e4d8cf3c20e617ee4dc8165b162678ff5", kill_on_drop: false }`
[INFO] [stderr]    Compiling spy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "77369d3e5c977a56d360bc5e5f60d86e4d8cf3c20e617ee4dc8165b162678ff5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77369d3e5c977a56d360bc5e5f60d86e4d8cf3c20e617ee4dc8165b162678ff5", kill_on_drop: false }`
[INFO] [stdout] 77369d3e5c977a56d360bc5e5f60d86e4d8cf3c20e617ee4dc8165b162678ff5
[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" "+beta-2021-01-01" "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] 483867b978e603ca42721d096b8f8a9d7d23a236dc85163c5c7128491f786277
[INFO] running `Command { std: "docker" "start" "-a" "483867b978e603ca42721d096b8f8a9d7d23a236dc85163c5c7128491f786277", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/spy-19a48d4275cae3f8
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::create_spy_type_annotations ... ok
[INFO] [stdout] test tests::create_spy_with_args_and_return_test ... ok
[INFO] [stdout] test tests::create_spy_test ... ok
[INFO] [stdout] test tests::create_spy_with_many_args_test ... ok
[INFO] [stdout] test tests::create_spy_with_many_args_and_return_test ... ok
[INFO] [stdout] test tests::create_spy_with_args_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spy
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - spy (line 159) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "483867b978e603ca42721d096b8f8a9d7d23a236dc85163c5c7128491f786277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "483867b978e603ca42721d096b8f8a9d7d23a236dc85163c5c7128491f786277", kill_on_drop: false }`
[INFO] [stdout] 483867b978e603ca42721d096b8f8a9d7d23a236dc85163c5c7128491f786277