[INFO] fetching crate serde_bser 0.2.0...
[INFO] testing serde_bser-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate serde_bser 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde_bser 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 serde_bser 0.2.0
[INFO] finished tweaking crates.io crate serde_bser 0.2.0
[INFO] tweaked toml for crates.io crate serde_bser 0.2.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fb9f145e5ad8d79dd2814b7779eb02289166865da2d81bfb2553a0cb1462a57c
[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" "fb9f145e5ad8d79dd2814b7779eb02289166865da2d81bfb2553a0cb1462a57c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb9f145e5ad8d79dd2814b7779eb02289166865da2d81bfb2553a0cb1462a57c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9f145e5ad8d79dd2814b7779eb02289166865da2d81bfb2553a0cb1462a57c", kill_on_drop: false }`
[INFO] [stdout] fb9f145e5ad8d79dd2814b7779eb02289166865da2d81bfb2553a0cb1462a57c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] fccec08b41a63dd240c3d636cc1c8efb8c0e63da3b90c393b3ae2a6e5c251a28
[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" "fccec08b41a63dd240c3d636cc1c8efb8c0e63da3b90c393b3ae2a6e5c251a28", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling serde_bser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "fccec08b41a63dd240c3d636cc1c8efb8c0e63da3b90c393b3ae2a6e5c251a28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fccec08b41a63dd240c3d636cc1c8efb8c0e63da3b90c393b3ae2a6e5c251a28", kill_on_drop: false }`
[INFO] [stdout] fccec08b41a63dd240c3d636cc1c8efb8c0e63da3b90c393b3ae2a6e5c251a28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 68de7c8831c1bc2ce0950b26e934b07e924e7ad9aadb8b6e5d333dc4953aa446
[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" "68de7c8831c1bc2ce0950b26e934b07e924e7ad9aadb8b6e5d333dc4953aa446", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_bser v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "68de7c8831c1bc2ce0950b26e934b07e924e7ad9aadb8b6e5d333dc4953aa446", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68de7c8831c1bc2ce0950b26e934b07e924e7ad9aadb8b6e5d333dc4953aa446", kill_on_drop: false }`
[INFO] [stdout] 68de7c8831c1bc2ce0950b26e934b07e924e7ad9aadb8b6e5d333dc4953aa446
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cfc98a9f69a9be1665dadecc94dd9911bb29be0fdf8c51f3eff25f45d9dee07a
[INFO] running `Command { std: "docker" "start" "-a" "cfc98a9f69a9be1665dadecc94dd9911bb29be0fdf8c51f3eff25f45d9dee07a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_bser-3ff12b6f01788f31
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test de::test::test_bare_variant ... ok
[INFO] [stdout] test de::test::test_newtype_variant ... ok
[INFO] [stdout] test de::test::test_compact_arrays ... ok
[INFO] [stdout] test de::test::test_struct_variant ... ok
[INFO] [stdout] test de::test::test_basic_tuple ... ok
[INFO] [stdout] test de::test::test_arrays_untagged_enum ... ok
[INFO] [stdout] test de::test::test_template ... ok
[INFO] [stdout] test de::test::test_unit_variant ... ok
[INFO] [stdout] test ser::test::test_basic_serialize ... ok
[INFO] [stdout] test de::test::test_tuple_variant ... ok
[INFO] [stdout] test de::test::test_basic_array ... ok
[INFO] [stdout] test de::test::test_basic_object ... ok
[INFO] [stdout] test de::test::test_arrays ... ok
[INFO] [stdout] test de::test::test_compact_arrays_untagged_enum ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_bser
[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] running `Command { std: "docker" "inspect" "cfc98a9f69a9be1665dadecc94dd9911bb29be0fdf8c51f3eff25f45d9dee07a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc98a9f69a9be1665dadecc94dd9911bb29be0fdf8c51f3eff25f45d9dee07a", kill_on_drop: false }`
[INFO] [stdout] cfc98a9f69a9be1665dadecc94dd9911bb29be0fdf8c51f3eff25f45d9dee07a