[INFO] fetching crate wat-ast 0.20.3...
[INFO] testing wat-ast-0.20.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate wat-ast 0.20.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wat-ast 0.20.3 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 wat-ast 0.20.3
[INFO] finished tweaking crates.io crate wat-ast 0.20.3
[INFO] tweaked toml for crates.io crate wat-ast 0.20.3 written to /workspace/builds/worker-3/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wast v26.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 30c0aca6d41eba1335ed59db7965450b0b4b01c88abf81f6598d93b7a8dd6bb0
[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" "30c0aca6d41eba1335ed59db7965450b0b4b01c88abf81f6598d93b7a8dd6bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30c0aca6d41eba1335ed59db7965450b0b4b01c88abf81f6598d93b7a8dd6bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c0aca6d41eba1335ed59db7965450b0b4b01c88abf81f6598d93b7a8dd6bb0", kill_on_drop: false }`
[INFO] [stdout] 30c0aca6d41eba1335ed59db7965450b0b4b01c88abf81f6598d93b7a8dd6bb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1e39b4fafbdad2e83fdad7b2e7c241a5885a4ac1f0b830abb701af144bc35e8
[INFO] running `Command { std: "docker" "start" "-a" "f1e39b4fafbdad2e83fdad7b2e7c241a5885a4ac1f0b830abb701af144bc35e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling wast v26.0.1
[INFO] [stderr]    Compiling wat-ast v0.20.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "f1e39b4fafbdad2e83fdad7b2e7c241a5885a4ac1f0b830abb701af144bc35e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1e39b4fafbdad2e83fdad7b2e7c241a5885a4ac1f0b830abb701af144bc35e8", kill_on_drop: false }`
[INFO] [stdout] f1e39b4fafbdad2e83fdad7b2e7c241a5885a4ac1f0b830abb701af144bc35e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 8b0a7a78ada3baf06e94c121362aff36cc83d9d06a7e2720f9d6b104162e5ea7
[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" "8b0a7a78ada3baf06e94c121362aff36cc83d9d06a7e2720f9d6b104162e5ea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling wat-ast v0.20.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.50s
[INFO] running `Command { std: "docker" "inspect" "8b0a7a78ada3baf06e94c121362aff36cc83d9d06a7e2720f9d6b104162e5ea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0a7a78ada3baf06e94c121362aff36cc83d9d06a7e2720f9d6b104162e5ea7", kill_on_drop: false }`
[INFO] [stdout] 8b0a7a78ada3baf06e94c121362aff36cc83d9d06a7e2720f9d6b104162e5ea7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] aaf3f8b6bda47e44b257ce3f3da87c94537bd6286752861239221c2d6069c0ab
[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" "aaf3f8b6bda47e44b257ce3f3da87c94537bd6286752861239221c2d6069c0ab", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wat_ast-5a6ded1d7b9331d8
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test document::tests::empty_module ... ok
[INFO] [stdout] test document::tests::output_empty_module ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wat-ast
[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" "aaf3f8b6bda47e44b257ce3f3da87c94537bd6286752861239221c2d6069c0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aaf3f8b6bda47e44b257ce3f3da87c94537bd6286752861239221c2d6069c0ab", kill_on_drop: false }`
[INFO] [stdout] aaf3f8b6bda47e44b257ce3f3da87c94537bd6286752861239221c2d6069c0ab