[INFO] fetching crate mechtron 0.1.0...
[INFO] checking mechtron-0.1.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate mechtron 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mechtron 0.1.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mechtron 0.1.0
[INFO] finished tweaking crates.io crate mechtron 0.1.0
[INFO] tweaked toml for crates.io crate mechtron 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mechtron-common v0.1.0
[INFO] [stderr]   Downloaded wasm_membrane_guest v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6b804f677e1f2f0993831a3ba778b85b5ebe3e2f6df105a732fd293fc18ba25
[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" "e6b804f677e1f2f0993831a3ba778b85b5ebe3e2f6df105a732fd293fc18ba25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6b804f677e1f2f0993831a3ba778b85b5ebe3e2f6df105a732fd293fc18ba25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6b804f677e1f2f0993831a3ba778b85b5ebe3e2f6df105a732fd293fc18ba25", kill_on_drop: false }`
[INFO] [stdout] e6b804f677e1f2f0993831a3ba778b85b5ebe3e2f6df105a732fd293fc18ba25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b4e438c14716d369b81f785117b51f6c81390df758837ad75df614e764b6d28
[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" "1b4e438c14716d369b81f785117b51f6c81390df758837ad75df614e764b6d28", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking strum v0.21.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.28
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.78
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.78
[INFO] [stderr]    Compiling starlane-macros v0.1.0
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.78
[INFO] [stderr]     Checking wasm-bindgen v0.2.78
[INFO] [stderr]     Checking js-sys v0.3.55
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm_membrane_guest v0.1.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.28
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.28
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking serde_json v1.0.72
[INFO] [stderr]     Checking starlane-resources v0.1.0
[INFO] [stdout] name & kind : meta: Meta 
[INFO] [stdout] name & kind : meta: Meta 
[INFO] [stdout] name & kind : content: Binary 
[INFO] [stdout] name & kind : content: Binary 
[INFO] [stdout] name & kind : content: Binary 
[INFO] [stdout] name & kind : content: Binary 
[INFO] [stdout] ADDING KIND: DatabaseKind
[INFO] [stdout] ADDING KIND: AuthenticatorKind
[INFO] [stdout] ADDING KIND: FileKind
[INFO] [stdout] ADDING KIND: ArtifactKind
[INFO] [stdout] ADDING KIND: CredsKind
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] resources_def.len() 14
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stdout] FOUND KIND MATCH
[INFO] [stderr]     Checking mechtron-common v0.1.0
[INFO] [stderr]     Checking mechtron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `membrane_guest_alloc_buffer`
[INFO] [stdout]  --> src/lib.rs:4:67
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_membrane_guest::membrane::{membrane_consume_string, log, membrane_guest_alloc_buffer, membrane_write_str};
[INFO] [stdout]   |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/lib.rs:94:24
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn deliver( &self, message: Message<ResourcePortMessage>) -> Option<ResourcePortReply> {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `membrane_guest_alloc_buffer`
[INFO] [stdout]  --> src/lib.rs:4:67
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wasm_membrane_guest::membrane::{membrane_consume_string, log, membrane_guest_alloc_buffer, membrane_write_str};
[INFO] [stdout]   |                                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `message`
[INFO] [stdout]   --> src/lib.rs:94:24
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn deliver( &self, message: Message<ResourcePortMessage>) -> Option<ResourcePortReply> {
[INFO] [stdout]    |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "1b4e438c14716d369b81f785117b51f6c81390df758837ad75df614e764b6d28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4e438c14716d369b81f785117b51f6c81390df758837ad75df614e764b6d28", kill_on_drop: false }`
[INFO] [stdout] 1b4e438c14716d369b81f785117b51f6c81390df758837ad75df614e764b6d28