[INFO] fetching crate serializable_enum 0.4.0...
[INFO] testing serializable_enum-0.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate serializable_enum 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serializable_enum 0.4.0 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 serializable_enum 0.4.0
[INFO] finished tweaking crates.io crate serializable_enum 0.4.0
[INFO] tweaked toml for crates.io crate serializable_enum 0.4.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a32c59ce2cc86c4df83c459ab0609c6c49f596a570f92c53dde1c08fc0e3d830
[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" "a32c59ce2cc86c4df83c459ab0609c6c49f596a570f92c53dde1c08fc0e3d830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a32c59ce2cc86c4df83c459ab0609c6c49f596a570f92c53dde1c08fc0e3d830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32c59ce2cc86c4df83c459ab0609c6c49f596a570f92c53dde1c08fc0e3d830", kill_on_drop: false }`
[INFO] [stdout] a32c59ce2cc86c4df83c459ab0609c6c49f596a570f92c53dde1c08fc0e3d830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 5273cbde4f17e1b213b932c7662f7f570670e377143b4f80bc0fb62d5e223132
[INFO] running `Command { std: "docker" "start" "-a" "5273cbde4f17e1b213b932c7662f7f570670e377143b4f80bc0fb62d5e223132", kill_on_drop: false }`
[INFO] [stderr]    Compiling serializable_enum v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "5273cbde4f17e1b213b932c7662f7f570670e377143b4f80bc0fb62d5e223132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5273cbde4f17e1b213b932c7662f7f570670e377143b4f80bc0fb62d5e223132", kill_on_drop: false }`
[INFO] [stdout] 5273cbde4f17e1b213b932c7662f7f570670e377143b4f80bc0fb62d5e223132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 33b16cb46b465ce7de4e12c08becc59fd8ba3bd8794846dd0543c1c0ec70540a
[INFO] running `Command { std: "docker" "start" "-a" "33b16cb46b465ce7de4e12c08becc59fd8ba3bd8794846dd0543c1c0ec70540a", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling serializable_enum v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "33b16cb46b465ce7de4e12c08becc59fd8ba3bd8794846dd0543c1c0ec70540a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b16cb46b465ce7de4e12c08becc59fd8ba3bd8794846dd0543c1c0ec70540a", kill_on_drop: false }`
[INFO] [stdout] 33b16cb46b465ce7de4e12c08becc59fd8ba3bd8794846dd0543c1c0ec70540a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21a12d6f838ef40e23c3595f1e5ee65c495e5da7f2fb142ebd36798550d6b5fe
[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" "21a12d6f838ef40e23c3595f1e5ee65c495e5da7f2fb142ebd36798550d6b5fe", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serializable_enum-1b7e1c08145edab5
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serializable_enum-91ee2bdb5bceba55
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_failing_deserialization_variant ... ok
[INFO] [stdout] test test_pub_serialization ... ok
[INFO] [stdout] test test_priv_serialization ... ok
[INFO] [stdout] test test_failing_deserialization_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serializable_enum
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - impl_as_ref_from_str (line 167) ... ok
[INFO] [stdout] test src/lib.rs - serializable_enum (line 66) ... ok
[INFO] [stdout] test src/lib.rs - serializable_enum (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "21a12d6f838ef40e23c3595f1e5ee65c495e5da7f2fb142ebd36798550d6b5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21a12d6f838ef40e23c3595f1e5ee65c495e5da7f2fb142ebd36798550d6b5fe", kill_on_drop: false }`
[INFO] [stdout] 21a12d6f838ef40e23c3595f1e5ee65c495e5da7f2fb142ebd36798550d6b5fe