[INFO] fetching crate wat-ast 0.20.3...
[INFO] testing wat-ast-0.20.3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate wat-ast 0.20.3 into /workspace/builds/worker-100/source
[INFO] validating manifest of crates.io crate wat-ast 0.20.3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-100/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8e89e9ca84ff2eb862ba3d873bc4ad99474f7056d84b5b36d6049b0a041b3ad
[INFO] running `Command { std: "docker" "start" "-a" "b8e89e9ca84ff2eb862ba3d873bc4ad99474f7056d84b5b36d6049b0a041b3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8e89e9ca84ff2eb862ba3d873bc4ad99474f7056d84b5b36d6049b0a041b3ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e89e9ca84ff2eb862ba3d873bc4ad99474f7056d84b5b36d6049b0a041b3ad", kill_on_drop: false }`
[INFO] [stdout] b8e89e9ca84ff2eb862ba3d873bc4ad99474f7056d84b5b36d6049b0a041b3ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bb061e56d72b71848c9b00487ca278c36769c73f17eb21f70798c0990890fb9
[INFO] running `Command { std: "docker" "start" "-a" "1bb061e56d72b71848c9b00487ca278c36769c73f17eb21f70798c0990890fb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling leb128 v0.2.5
[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 6.49s
[INFO] running `Command { std: "docker" "inspect" "1bb061e56d72b71848c9b00487ca278c36769c73f17eb21f70798c0990890fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb061e56d72b71848c9b00487ca278c36769c73f17eb21f70798c0990890fb9", kill_on_drop: false }`
[INFO] [stdout] 1bb061e56d72b71848c9b00487ca278c36769c73f17eb21f70798c0990890fb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42bc837bc86bd36e730b7e777715d41cb6b7259f066bbd158fda7c5d61da02e3
[INFO] running `Command { std: "docker" "start" "-a" "42bc837bc86bd36e730b7e777715d41cb6b7259f066bbd158fda7c5d61da02e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wat-ast v0.20.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.55s
[INFO] running `Command { std: "docker" "inspect" "42bc837bc86bd36e730b7e777715d41cb6b7259f066bbd158fda7c5d61da02e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bc837bc86bd36e730b7e777715d41cb6b7259f066bbd158fda7c5d61da02e3", kill_on_drop: false }`
[INFO] [stdout] 42bc837bc86bd36e730b7e777715d41cb6b7259f066bbd158fda7c5d61da02e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-100/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19f2892175c607ce962fd3fa991e96bafc40d535c51e7c086608583fc1638cff
[INFO] running `Command { std: "docker" "start" "-a" "19f2892175c607ce962fd3fa991e96bafc40d535c51e7c086608583fc1638cff", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wat_ast-e23bffbb04a17ccc)
[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 0.01s
[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" "19f2892175c607ce962fd3fa991e96bafc40d535c51e7c086608583fc1638cff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f2892175c607ce962fd3fa991e96bafc40d535c51e7c086608583fc1638cff", kill_on_drop: false }`
[INFO] [stdout] 19f2892175c607ce962fd3fa991e96bafc40d535c51e7c086608583fc1638cff