[INFO] fetching crate sszt 0.1.2...
[INFO] testing sszt-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sszt 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sszt 0.1.2 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 sszt 0.1.2
[INFO] finished tweaking crates.io crate sszt 0.1.2
[INFO] tweaked toml for crates.io crate sszt 0.1.2 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5bb5448c401526dc6f3a8d8774d5f808223fcf4b3a68f6a8279e20ff207dbc7
[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" "d5bb5448c401526dc6f3a8d8774d5f808223fcf4b3a68f6a8279e20ff207dbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5bb5448c401526dc6f3a8d8774d5f808223fcf4b3a68f6a8279e20ff207dbc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5bb5448c401526dc6f3a8d8774d5f808223fcf4b3a68f6a8279e20ff207dbc7", kill_on_drop: false }`
[INFO] [stdout] d5bb5448c401526dc6f3a8d8774d5f808223fcf4b3a68f6a8279e20ff207dbc7
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd6e1c7f9ae8427ebbbabeb9baa537ecf1a024e782dbf3ab8b7832eac84424b0
[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" "fd6e1c7f9ae8427ebbbabeb9baa537ecf1a024e782dbf3ab8b7832eac84424b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling hash-db v0.11.0
[INFO] [stderr]    Compiling rlp v0.4.6
[INFO] [stderr]    Compiling impl-serde v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling fixed-hash v0.3.2
[INFO] [stderr]    Compiling uint v0.7.1
[INFO] [stderr]    Compiling ethbloom v0.6.4
[INFO] [stderr]    Compiling parity-codec v3.5.4
[INFO] [stderr]    Compiling impl-codec v0.2.0
[INFO] [stderr]    Compiling primitive-types v0.3.0
[INFO] [stderr]    Compiling primitive-types v0.2.4
[INFO] [stderr]    Compiling ethereum-types v0.6.0
[INFO] [stderr]    Compiling ssz v0.1.2
[INFO] [stderr]    Compiling sszt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "fd6e1c7f9ae8427ebbbabeb9baa537ecf1a024e782dbf3ab8b7832eac84424b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd6e1c7f9ae8427ebbbabeb9baa537ecf1a024e782dbf3ab8b7832eac84424b0", kill_on_drop: false }`
[INFO] [stdout] fd6e1c7f9ae8427ebbbabeb9baa537ecf1a024e782dbf3ab8b7832eac84424b0
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e4c9aab5f758eb8d8406a43de1c9252dda86572f52cc2bb9d07930c28fe70486
[INFO] running `Command { std: "docker" "start" "-a" "e4c9aab5f758eb8d8406a43de1c9252dda86572f52cc2bb9d07930c28fe70486", kill_on_drop: false }`
[INFO] [stderr]    Compiling ssz-derive v0.1.2
[INFO] [stderr]    Compiling sszt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `indexmap::IndexMap`
[INFO] [stdout]   --> src/yaml.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     use indexmap::IndexMap;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.46s
[INFO] running `Command { std: "docker" "inspect" "e4c9aab5f758eb8d8406a43de1c9252dda86572f52cc2bb9d07930c28fe70486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c9aab5f758eb8d8406a43de1c9252dda86572f52cc2bb9d07930c28fe70486", kill_on_drop: false }`
[INFO] [stdout] e4c9aab5f758eb8d8406a43de1c9252dda86572f52cc2bb9d07930c28fe70486
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81f7afedc3abeba91030277fe47d76ea7e76088dd5ba85a3ba7d5ea864d3fb4f
[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" "81f7afedc3abeba91030277fe47d76ea7e76088dd5ba85a3ba7d5ea864d3fb4f", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `indexmap::IndexMap`
[INFO] [stderr]   --> src/yaml.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     use indexmap::IndexMap;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sszt-26ef90920169c264
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test json::tests::variable_size ... ok
[INFO] [stdout] test yaml::tests::bazaar_state ... ok
[INFO] [stdout] test yaml::tests::empty_container_list ... ok
[INFO] [stdout] test yaml::tests::simple_variable_size ... ok
[INFO] [stdout] test yaml::tests::bazaar_messages ... ok
[INFO] [stdout] test json::tests::recursive_fixed_size ... ok
[INFO] [stdout] test yaml::tests::recursive_fixed_size ... ok
[INFO] [stdout] test json::tests::simple_fixed_size ... ok
[INFO] [stdout] test yaml::tests::variable_size ... ok
[INFO] [stdout] test yaml::tests::simple_fixed_size ... ok
[INFO] [stdout] test json::tests::simple_variable_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sszt
[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" "81f7afedc3abeba91030277fe47d76ea7e76088dd5ba85a3ba7d5ea864d3fb4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f7afedc3abeba91030277fe47d76ea7e76088dd5ba85a3ba7d5ea864d3fb4f", kill_on_drop: false }`
[INFO] [stdout] 81f7afedc3abeba91030277fe47d76ea7e76088dd5ba85a3ba7d5ea864d3fb4f