[INFO] fetching crate wasm_plugin_host 0.1.7...
[INFO] testing wasm_plugin_host-0.1.7 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate wasm_plugin_host 0.1.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate wasm_plugin_host 0.1.7 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoserde-derive v0.1.18
[INFO] [stderr]   Downloaded nanoserde v0.1.28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6aa14e8199bb4e82999343898a8f0257d5a407da1036b2809608cfece33bedc
[INFO] running `Command { std: "docker" "start" "-a" "b6aa14e8199bb4e82999343898a8f0257d5a407da1036b2809608cfece33bedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6aa14e8199bb4e82999343898a8f0257d5a407da1036b2809608cfece33bedc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6aa14e8199bb4e82999343898a8f0257d5a407da1036b2809608cfece33bedc", kill_on_drop: false }`
[INFO] [stdout] b6aa14e8199bb4e82999343898a8f0257d5a407da1036b2809608cfece33bedc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d81335f30c904ceee9f987149c03f72fa48a88b0c87e254f5be82d25031a913
[INFO] running `Command { std: "docker" "start" "-a" "3d81335f30c904ceee9f987149c03f72fa48a88b0c87e254f5be82d25031a913", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling wasmparser v0.65.0
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[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.2
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[INFO] [stderr]    Compiling wasmer-vm v1.0.2
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling rayon v1.5.1
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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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "3d81335f30c904ceee9f987149c03f72fa48a88b0c87e254f5be82d25031a913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d81335f30c904ceee9f987149c03f72fa48a88b0c87e254f5be82d25031a913", kill_on_drop: false }`
[INFO] [stdout] 3d81335f30c904ceee9f987149c03f72fa48a88b0c87e254f5be82d25031a913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1588958dc4e3a54abf54c101b68efa276fae1bf6b70eca1180fff4cbf4249f78
[INFO] running `Command { std: "docker" "start" "-a" "1588958dc4e3a54abf54c101b68efa276fae1bf6b70eca1180fff4cbf4249f78", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm_plugin_host v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.42s
[INFO] running `Command { std: "docker" "inspect" "1588958dc4e3a54abf54c101b68efa276fae1bf6b70eca1180fff4cbf4249f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1588958dc4e3a54abf54c101b68efa276fae1bf6b70eca1180fff4cbf4249f78", kill_on_drop: false }`
[INFO] [stdout] 1588958dc4e3a54abf54c101b68efa276fae1bf6b70eca1180fff4cbf4249f78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0444acda365a589ee456912794ce49f26d20656c3b15788a3c580a57289b4f2f
[INFO] running `Command { std: "docker" "start" "-a" "0444acda365a589ee456912794ce49f26d20656c3b15788a3c580a57289b4f2f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasm_plugin_host-55a1ca88525d3605)
[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 41) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 28) ... 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 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] ---- 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] 
[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 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "0444acda365a589ee456912794ce49f26d20656c3b15788a3c580a57289b4f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0444acda365a589ee456912794ce49f26d20656c3b15788a3c580a57289b4f2f", kill_on_drop: false }`
[INFO] [stdout] 0444acda365a589ee456912794ce49f26d20656c3b15788a3c580a57289b4f2f