[INFO] fetching crate wasm_plugin_host 0.1.7...
[INFO] testing wasm_plugin_host-0.1.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wasm_plugin_host 0.1.7 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate wasm_plugin_host 0.1.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasm_plugin_host 0.1.7
[INFO] finished tweaking crates.io crate wasm_plugin_host 0.1.7
[INFO] tweaked toml for crates.io crate wasm_plugin_host 0.1.7 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b493d61b6de4cf094275e4b23207242dd9ef5b839b53e3426bdf75c1c9ee0a4e
[INFO] running `Command { std: "docker" "start" "-a" "b493d61b6de4cf094275e4b23207242dd9ef5b839b53e3426bdf75c1c9ee0a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b493d61b6de4cf094275e4b23207242dd9ef5b839b53e3426bdf75c1c9ee0a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b493d61b6de4cf094275e4b23207242dd9ef5b839b53e3426bdf75c1c9ee0a4e", kill_on_drop: false }`
[INFO] [stdout] b493d61b6de4cf094275e4b23207242dd9ef5b839b53e3426bdf75c1c9ee0a4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbd2e5198d6ab9e1bcd0da0aeaf2f96ae43adb5a86749d644275b345ccfe578e
[INFO] running `Command { std: "docker" "start" "-a" "bbd2e5198d6ab9e1bcd0da0aeaf2f96ae43adb5a86749d644275b345ccfe578e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
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[INFO] [stderr]    Compiling cranelift-entity v0.68.0
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[INFO] [stderr]    Compiling gimli v0.22.0
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[INFO] [stderr]    Compiling wasmer-compiler v1.0.2
[INFO] [stderr]    Compiling wasmer-engine v1.0.2
[INFO] [stderr]    Compiling wasmer-object v1.0.2
[INFO] [stderr]    Compiling wasmer-engine-jit v1.0.2
[INFO] [stderr]    Compiling wasmer-engine-native v1.0.2
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
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[INFO] [stderr]    Compiling wasmer v1.0.2
[INFO] [stderr]    Compiling wasm_plugin_host v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] running `Command { std: "docker" "inspect" "bbd2e5198d6ab9e1bcd0da0aeaf2f96ae43adb5a86749d644275b345ccfe578e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd2e5198d6ab9e1bcd0da0aeaf2f96ae43adb5a86749d644275b345ccfe578e", kill_on_drop: false }`
[INFO] [stdout] bbd2e5198d6ab9e1bcd0da0aeaf2f96ae43adb5a86749d644275b345ccfe578e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46fc1d4fe100337a85cc219957956fb590e49c2be855a75922e1b40aa069fcd7
[INFO] running `Command { std: "docker" "start" "-a" "46fc1d4fe100337a85cc219957956fb590e49c2be855a75922e1b40aa069fcd7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasm_plugin_host v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "46fc1d4fe100337a85cc219957956fb590e49c2be855a75922e1b40aa069fcd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46fc1d4fe100337a85cc219957956fb590e49c2be855a75922e1b40aa069fcd7", kill_on_drop: false }`
[INFO] [stdout] 46fc1d4fe100337a85cc219957956fb590e49c2be855a75922e1b40aa069fcd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ee56ba58ad50d925f236e0c733216f7ff20c3567082929a791071e7403b6acb
[INFO] running `Command { std: "docker" "start" "-a" "5ee56ba58ad50d925f236e0c733216f7ff20c3567082929a791071e7403b6acb", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasm_plugin_host-f08e7e1a944b1707)
[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]    Doc-tests wasm_plugin_host
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 41) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WasmPluginBuilder`
[INFO] [stdout]  --> src/lib.rs:18:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut plugin = WasmPluginBuilder::from_file("path/to/plugin.wasm")?.finish()?;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wasm_plugin_host::WasmPluginBuilder;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 28) stdout ----
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:29:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WasmPluginBuilder`
[INFO] [stdout]  --> src/lib.rs:34:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | let mut plugin = WasmPluginBuilder::from_file("path/to/plugin.wasm")?.finish()?;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_plugin_host::WasmPluginBuilder;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 41) stdout ----
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]  --> src/lib.rs:44:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Serialize, Default)]
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]  --> src/lib.rs:42:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[derive(Deserialize)]
[INFO] [stdout]   |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `WasmPluginBuilder`
[INFO] [stdout]  --> src/lib.rs:49:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | let mut plugin = WasmPluginBuilder::from_file("path/to/plugin.wasm")?.finish()?;
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 6 | use wasm_plugin_host::WasmPluginBuilder;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout]     src/lib.rs - (line 28)
[INFO] [stdout]     src/lib.rs - (line 41)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "5ee56ba58ad50d925f236e0c733216f7ff20c3567082929a791071e7403b6acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee56ba58ad50d925f236e0c733216f7ff20c3567082929a791071e7403b6acb", kill_on_drop: false }`
[INFO] [stdout] 5ee56ba58ad50d925f236e0c733216f7ff20c3567082929a791071e7403b6acb