[INFO] fetching crate wasm_plugin_host 0.1.7...
[INFO] testing wasm_plugin_host-0.1.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate wasm_plugin_host 0.1.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wasm_plugin_host 0.1.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmer v1.0.2
[INFO] [stderr]   Downloaded wasmer-derive v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f1b9cda20bad26c65720fb9345d68308cf7d26f21203f2fdfa8a2d5f68ce1c2
[INFO] running `Command { std: "docker" "start" "-a" "2f1b9cda20bad26c65720fb9345d68308cf7d26f21203f2fdfa8a2d5f68ce1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1b9cda20bad26c65720fb9345d68308cf7d26f21203f2fdfa8a2d5f68ce1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1b9cda20bad26c65720fb9345d68308cf7d26f21203f2fdfa8a2d5f68ce1c2", kill_on_drop: false }`
[INFO] [stdout] 2f1b9cda20bad26c65720fb9345d68308cf7d26f21203f2fdfa8a2d5f68ce1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4a56112dc07c97f12bd670ca6018bb929458309dd3a079cc9ac896a899fafd
[INFO] running `Command { std: "docker" "start" "-a" "6f4a56112dc07c97f12bd670ca6018bb929458309dd3a079cc9ac896a899fafd", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.68.0
[INFO] [stderr]    Compiling wasmparser v0.65.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling wasmer-compiler-cranelift v1.0.2
[INFO] [stderr]    Compiling bitfield v0.13.2
[INFO] [stderr]    Compiling wasmer-vm v1.0.2
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling wasmer-derive v1.0.2
[INFO] [stderr]    Compiling cranelift-entity v0.68.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling wasmer-types v1.0.2
[INFO] [stderr]    Compiling cranelift-bforest v0.68.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.68.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling wasmer-compiler v1.0.2
[INFO] [stderr]    Compiling cranelift-codegen v0.68.0
[INFO] [stderr]    Compiling wasmer-engine v1.0.2
[INFO] [stderr]    Compiling wasmer-object v1.0.2
[INFO] [stderr]    Compiling wasmer-engine-native v1.0.2
[INFO] [stderr]    Compiling wasmer-engine-jit v1.0.2
[INFO] [stderr]    Compiling cranelift-frontend v0.68.0
[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 44.29s
[INFO] running `Command { std: "docker" "inspect" "6f4a56112dc07c97f12bd670ca6018bb929458309dd3a079cc9ac896a899fafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4a56112dc07c97f12bd670ca6018bb929458309dd3a079cc9ac896a899fafd", kill_on_drop: false }`
[INFO] [stdout] 6f4a56112dc07c97f12bd670ca6018bb929458309dd3a079cc9ac896a899fafd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8297939c3709bf4bfecb07d8450bdefa6e13e85d8349df7d238c11e87fa7c605
[INFO] running `Command { std: "docker" "start" "-a" "8297939c3709bf4bfecb07d8450bdefa6e13e85d8349df7d238c11e87fa7c605", 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]    Compiling wasm_plugin_host v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "8297939c3709bf4bfecb07d8450bdefa6e13e85d8349df7d238c11e87fa7c605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8297939c3709bf4bfecb07d8450bdefa6e13e85d8349df7d238c11e87fa7c605", kill_on_drop: false }`
[INFO] [stdout] 8297939c3709bf4bfecb07d8450bdefa6e13e85d8349df7d238c11e87fa7c605
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66b2f19d3a98cbc8987f537ae7c04bec87ff55c49738ea67129b91cfe2bcfbd3
[INFO] running `Command { std: "docker" "start" "-a" "66b2f19d3a98cbc8987f537ae7c04bec87ff55c49738ea67129b91cfe2bcfbd3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.15s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasm_plugin_host-b1af9d2052e1f2f5)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasm_plugin_host
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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]   = note: consider importing this derive macro:
[INFO] [stdout]           serde::Deserialize
[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]   = note: consider importing this derive macro:
[INFO] [stdout]           serde::Serialize
[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]   = note: consider importing this derive macro:
[INFO] [stdout]           serde::Deserialize
[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 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "66b2f19d3a98cbc8987f537ae7c04bec87ff55c49738ea67129b91cfe2bcfbd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66b2f19d3a98cbc8987f537ae7c04bec87ff55c49738ea67129b91cfe2bcfbd3", kill_on_drop: false }`
[INFO] [stdout] 66b2f19d3a98cbc8987f537ae7c04bec87ff55c49738ea67129b91cfe2bcfbd3