[INFO] fetching crate wascc-host 0.12.0...
[INFO] checking wascc-host-0.12.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate wascc-host 0.12.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wascc-host 0.12.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wascc-host 0.12.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate wascc-host 0.12.0
[INFO] tweaked toml for crates.io crate wascc-host 0.12.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate wascc-host 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded prometheus v0.9.0
[INFO] [stderr]   Downloaded async-dup v1.2.1
[INFO] [stderr]   Downloaded simple-mutex v1.1.5
[INFO] [stderr]   Downloaded mockito v0.27.0
[INFO] [stderr]   Downloaded rustls-native-certs v0.4.0
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[INFO] [stderr]   Downloaded structopt v0.3.17
[INFO] [stderr]   Downloaded assert-json-diff v1.1.0
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[INFO] [stderr]   Downloaded chrono-humanize v0.0.11
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[INFO] [stderr]   Downloaded smol v0.3.3
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[INFO] [stderr]   Downloaded gantryclient v0.0.7
[INFO] [stderr]   Downloaded gantry-protocol v0.0.6
[INFO] [stderr]   Downloaded wascc-codec v0.8.0
[INFO] [stderr]   Downloaded latticeclient v0.2.1
[INFO] [stderr]   Downloaded wascap v0.5.0
[INFO] [stderr]   Downloaded wapc v0.9.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d47653c015885f74d3878bbe9ba7108c02e701f0a5bccdf6e4e87e50b8bc536
[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" "5d47653c015885f74d3878bbe9ba7108c02e701f0a5bccdf6e4e87e50b8bc536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d47653c015885f74d3878bbe9ba7108c02e701f0a5bccdf6e4e87e50b8bc536", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d47653c015885f74d3878bbe9ba7108c02e701f0a5bccdf6e4e87e50b8bc536", kill_on_drop: false }`
[INFO] [stdout] 5d47653c015885f74d3878bbe9ba7108c02e701f0a5bccdf6e4e87e50b8bc536
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36b4f7931bf2c3baf9c23eb4315e18c01df164e47c1b1c863c111037151bf349
[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" "36b4f7931bf2c3baf9c23eb4315e18c01df164e47c1b1c863c111037151bf349", kill_on_drop: false }`
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[INFO] [stderr]    Compiling zstd-sys v1.4.17+zstd.1.4.5
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.4
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking signatory-dalek v0.18.1
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[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling extend v0.1.2
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr]     Checking scroll v0.10.1
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[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
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[INFO] [stderr]     Checking cranelift-entity v0.66.0
[INFO] [stderr]     Checking toml v0.5.6
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[INFO] [stderr]     Checking rmp-serde v0.14.4
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[INFO] [stderr]     Checking regalloc v0.0.27
[INFO] [stderr]     Checking env_logger v0.7.1
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[INFO] [stderr]     Checking yanix v0.19.0
[INFO] [stderr]     Checking nkeys v0.0.9
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[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking gimli v0.21.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking async-io v0.1.11
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[INFO] [stderr]     Checking wascc-codec v0.8.0
[INFO] [stderr]     Checking assert-json-diff v1.1.0
[INFO] [stderr]     Checking wascap v0.5.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]     Checking mockito v0.27.0
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking async-executor v0.1.2
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[INFO] [stderr]     Checking rustls-native-certs v0.4.0
[INFO] [stderr]     Checking zstd v0.5.3+zstd.1.4.5
[INFO] [stderr]    Compiling wiggle-generate v0.19.0
[INFO] [stderr]     Checking nats v0.7.3
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking tokio-util v0.3.1
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[INFO] [stderr]     Checking combine v4.3.1
[INFO] [stderr]    Compiling wig v0.19.0
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]    Compiling wiggle-macro v0.19.0
[INFO] [stderr]    Compiling wasmtime-wiggle-macro v0.19.1
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[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]     Checking hyper v0.13.7
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[INFO] [stderr]     Checking hyper-tls v0.4.3
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[INFO] [stderr]     Checking cranelift-native v0.66.0
[INFO] [stderr]     Checking cranelift-wasm v0.66.0
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[INFO] [stderr]     Checking wasmtime v0.19.0
[INFO] [stderr]     Checking wasmtime-wiggle v0.19.0
[INFO] [stderr]     Checking wapc v0.9.0
[INFO] [stderr]     Checking wascc-host v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::nsprefix`
[INFO] [stdout]  --> src/bus/inproc.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::nsprefix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bus`
[INFO] [stdout]  --> src/spawns.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::bus;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::nsprefix`
[INFO] [stdout]  --> src/bus/inproc.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::nsprefix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::bus`
[INFO] [stdout]  --> src/spawns.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::bus;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/spawns.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let c = claims.clone();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/spawns.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let b = bus.clone();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hk`
[INFO] [stdout]    --> src/spawns.rs:277:5
[INFO] [stdout]     |
[INFO] [stdout] 277 |     hk: Arc<KeyPair>,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_hk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/spawns.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let c = claims.clone();
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/spawns.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |     let b = bus.clone();
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hk`
[INFO] [stdout]    --> src/spawns.rs:277:5
[INFO] [stdout]     |
[INFO] [stdout] 277 |     hk: Arc<KeyPair>,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_hk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inventory_wildcard_subject`
[INFO] [stdout]   --> src/bus/inproc.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub(crate) fn inventory_wildcard_subject(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `event_subject`
[INFO] [stdout]   --> src/bus/inproc.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub(crate) fn event_subject(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inventory_wildcard_subject`
[INFO] [stdout]   --> src/bus/mod.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn inventory_wildcard_subject(ns: Option<&str>) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `event_subject`
[INFO] [stdout]   --> src/bus/mod.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) fn event_subject(ns: Option<&str>) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inventory_wildcard_subject`
[INFO] [stdout]   --> src/bus/inproc.rs:66:19
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub(crate) fn inventory_wildcard_subject(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `event_subject`
[INFO] [stdout]   --> src/bus/inproc.rs:70:19
[INFO] [stdout]    |
[INFO] [stdout] 70 |     pub(crate) fn event_subject(&self) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `inventory_wildcard_subject`
[INFO] [stdout]   --> src/bus/mod.rs:65:15
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub(crate) fn inventory_wildcard_subject(ns: Option<&str>) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `event_subject`
[INFO] [stdout]   --> src/bus/mod.rs:69:15
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) fn event_subject(ns: Option<&str>) -> String {
[INFO] [stdout]    |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7m 12s
[INFO] running `Command { std: "docker" "inspect" "36b4f7931bf2c3baf9c23eb4315e18c01df164e47c1b1c863c111037151bf349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b4f7931bf2c3baf9c23eb4315e18c01df164e47c1b1c863c111037151bf349", kill_on_drop: false }`
[INFO] [stdout] 36b4f7931bf2c3baf9c23eb4315e18c01df164e47c1b1c863c111037151bf349
