[INFO] fetching crate ensicoin_serializer_derive 0.2.7...
[INFO] testing ensicoin_serializer_derive-0.2.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ensicoin_serializer_derive 0.2.7 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ensicoin_serializer_derive 0.2.7 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 ensicoin_serializer_derive 0.2.7
[INFO] finished tweaking crates.io crate ensicoin_serializer_derive 0.2.7
[INFO] tweaked toml for crates.io crate ensicoin_serializer_derive 0.2.7 written to /workspace/builds/worker-6/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b6b2e11986f39ce3fe33d786ff4c1bd47eecfbc4bb8bdd323a2ddeae027e7f2a
[INFO] running `Command { std: "docker" "start" "-a" "b6b2e11986f39ce3fe33d786ff4c1bd47eecfbc4bb8bdd323a2ddeae027e7f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b2e11986f39ce3fe33d786ff4c1bd47eecfbc4bb8bdd323a2ddeae027e7f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b2e11986f39ce3fe33d786ff4c1bd47eecfbc4bb8bdd323a2ddeae027e7f2a", kill_on_drop: false }`
[INFO] [stdout] b6b2e11986f39ce3fe33d786ff4c1bd47eecfbc4bb8bdd323a2ddeae027e7f2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a46c271fcd6805543514e8eb9f94b802617458db1ac14eec0efaed225c2bd95d
[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" "a46c271fcd6805543514e8eb9f94b802617458db1ac14eec0efaed225c2bd95d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensicoin_serializer_derive v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "a46c271fcd6805543514e8eb9f94b802617458db1ac14eec0efaed225c2bd95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46c271fcd6805543514e8eb9f94b802617458db1ac14eec0efaed225c2bd95d", kill_on_drop: false }`
[INFO] [stdout] a46c271fcd6805543514e8eb9f94b802617458db1ac14eec0efaed225c2bd95d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 71bf9995c301d42f340f2c18337254de3bf369f7274d90b734aced96dbe80914
[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" "71bf9995c301d42f340f2c18337254de3bf369f7274d90b734aced96dbe80914", kill_on_drop: false }`
[INFO] [stderr]    Compiling ensicoin_serializer v2.0.9
[INFO] [stderr]    Compiling ensicoin_serializer_derive v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "71bf9995c301d42f340f2c18337254de3bf369f7274d90b734aced96dbe80914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71bf9995c301d42f340f2c18337254de3bf369f7274d90b734aced96dbe80914", kill_on_drop: false }`
[INFO] [stdout] 71bf9995c301d42f340f2c18337254de3bf369f7274d90b734aced96dbe80914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 59240708c3e7c2c5bf1b0cb8b451bd4f23c7335e055b4819711d8715a447fb1b
[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" "59240708c3e7c2c5bf1b0cb8b451bd4f23c7335e055b4819711d8715a447fb1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ensicoin_serializer_derive-7ae9dbc5bcf117c2
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deser-ea9c913383e855b9
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests ensicoin_serializer_derive
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test both_works ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "59240708c3e7c2c5bf1b0cb8b451bd4f23c7335e055b4819711d8715a447fb1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59240708c3e7c2c5bf1b0cb8b451bd4f23c7335e055b4819711d8715a447fb1b", kill_on_drop: false }`
[INFO] [stdout] 59240708c3e7c2c5bf1b0cb8b451bd4f23c7335e055b4819711d8715a447fb1b