[INFO] fetching crate extension-trait 1.0.0...
[INFO] testing extension-trait-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate extension-trait 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate extension-trait 1.0.0 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 extension-trait 1.0.0
[INFO] finished tweaking crates.io crate extension-trait 1.0.0
[INFO] tweaked toml for crates.io crate extension-trait 1.0.0 written to /workspace/builds/worker-13/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-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" "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] cc7c9439c862b901f866cb536d6246e886d9934a428517178d92e1cdcf614bdf
[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" "cc7c9439c862b901f866cb536d6246e886d9934a428517178d92e1cdcf614bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc7c9439c862b901f866cb536d6246e886d9934a428517178d92e1cdcf614bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7c9439c862b901f866cb536d6246e886d9934a428517178d92e1cdcf614bdf", kill_on_drop: false }`
[INFO] [stdout] cc7c9439c862b901f866cb536d6246e886d9934a428517178d92e1cdcf614bdf
[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" "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] 925d4a648e46b936dc434eebdb4fe26c13518b90aa1115cfdeaba41646dbf8db
[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" "925d4a648e46b936dc434eebdb4fe26c13518b90aa1115cfdeaba41646dbf8db", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling extension-trait v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.65s
[INFO] running `Command { std: "docker" "inspect" "925d4a648e46b936dc434eebdb4fe26c13518b90aa1115cfdeaba41646dbf8db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925d4a648e46b936dc434eebdb4fe26c13518b90aa1115cfdeaba41646dbf8db", kill_on_drop: false }`
[INFO] [stdout] 925d4a648e46b936dc434eebdb4fe26c13518b90aa1115cfdeaba41646dbf8db
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 74aaec394cb4b8caa6ce77fce35f2b69d00fb2e7301f6d2200b3cbcf99f2f240
[INFO] running `Command { std: "docker" "start" "-a" "74aaec394cb4b8caa6ce77fce35f2b69d00fb2e7301f6d2200b3cbcf99f2f240", kill_on_drop: false }`
[INFO] [stderr]    Compiling extension-trait v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "74aaec394cb4b8caa6ce77fce35f2b69d00fb2e7301f6d2200b3cbcf99f2f240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74aaec394cb4b8caa6ce77fce35f2b69d00fb2e7301f6d2200b3cbcf99f2f240", kill_on_drop: false }`
[INFO] [stdout] 74aaec394cb4b8caa6ce77fce35f2b69d00fb2e7301f6d2200b3cbcf99f2f240
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7906f9e36e5214898062a30aab19b1075ca05cd0c4c43727aa170894c54115fb
[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" "7906f9e36e5214898062a30aab19b1075ca05cd0c4c43727aa170894c54115fb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/extension_trait-d1874bf68493e979
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic-92b802b6796a3fb9
[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 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test double_bracket_conversion_using_where ... ok
[INFO] [stdout] test two_element_tuple ... ok
[INFO] [stdout] test double_bracket_conversion ... ok
[INFO] [stdout] test unsafe_method ... ok
[INFO] [stdout] test empty_tuple ... ok
[INFO] [stdout] test receiver ... ok
[INFO] [stdout] test generic_extension_traits ... ok
[INFO] [stdout] test pub_extension_trait ... ok
[INFO] [stdout] test slice_map_ext ... ok
[INFO] [stdout] test before_works ... ok
[INFO] [stdout] test single_element_tuple ... ok
[INFO] [stdout] test documented ... ok
[INFO] [stdout] test generic_function_extension_traits ... ok
[INFO] [stdout] test between_works ... ok
[INFO] [stdout] test struct_pattern ... ok
[INFO] [stdout] test tuple_higiene ... ok
[INFO] [stdout] test after_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extension-trait
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - extension_trait (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7906f9e36e5214898062a30aab19b1075ca05cd0c4c43727aa170894c54115fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7906f9e36e5214898062a30aab19b1075ca05cd0c4c43727aa170894c54115fb", kill_on_drop: false }`
[INFO] [stdout] 7906f9e36e5214898062a30aab19b1075ca05cd0c4c43727aa170894c54115fb