[INFO] fetching crate wars-rt 0.6.0...
[INFO] checking wars-rt-0.6.0 against master#5337252b9952fdd9482ed6a4add17254e5bd2c40 for pr-138785
[INFO] extracting crate wars-rt 0.6.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate wars-rt 0.6.0 on toolchain 5337252b9952fdd9482ed6a4add17254e5bd2c40
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wars-rt 0.6.0
[INFO] finished tweaking crates.io crate wars-rt 0.6.0
[INFO] tweaked toml for crates.io crate wars-rt 0.6.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 179 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.19 (available: v2.0.1)
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.3.0+portal` for dependency `portal-pc-tramp` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded portal-pc-tramp v0.3.0+portal
[INFO] [stderr]   Downloaded pit-core v0.3.2
[INFO] [stderr]   Downloaded wat v1.228.0
[INFO] [stderr]   Downloaded ssa-traits v0.2.1
[INFO] [stderr]   Downloaded pit-patch v0.3.2
[INFO] [stderr]   Downloaded relooper v0.1.0
[INFO] [stderr]   Downloaded pit-rust-guest v0.3.2
[INFO] [stderr]   Downloaded ssa-traits v0.3.0-alpha.0
[INFO] [stderr]   Downloaded waffle-ast v0.4.3
[INFO] [stderr]   Downloaded wasm-encoder v0.212.0
[INFO] [stderr]   Downloaded ic-stable-structures v0.6.8
[INFO] [stderr]   Downloaded arena-traits v0.2.2
[INFO] [stderr]   Downloaded wasmparser v0.212.0
[INFO] [stderr]   Downloaded wasmparser v0.228.0
[INFO] [stderr]   Downloaded wast v228.0.0
[INFO] [stderr]   Downloaded portal-pc-waffle v0.3.8
[INFO] [stderr]   Downloaded wasm-encoder v0.228.0
[INFO] [stderr]   Downloaded wars v0.6.2
[INFO] [stderr]   Downloaded cfg-traits v0.2.1
[INFO] [stderr]   Downloaded cfg-traits v0.3.0-alpha.0
[INFO] [stderr]   Downloaded waffle-func-reloop v0.6.0
[INFO] [stderr]   Downloaded dumpster v1.1.0
[INFO] [stderr]   Downloaded wars-pit-plugin v0.6.0
[INFO] [stderr]   Downloaded dumpster_derive v1.1.0
[INFO] [stderr]   Downloaded wars-macro v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 767400262d2dba99a04599bac64c20e0cde49636a68830ab28417f7b90b7f3d5
[INFO] running `Command { std: "docker" "start" "-a" "767400262d2dba99a04599bac64c20e0cde49636a68830ab28417f7b90b7f3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "767400262d2dba99a04599bac64c20e0cde49636a68830ab28417f7b90b7f3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "767400262d2dba99a04599bac64c20e0cde49636a68830ab28417f7b90b7f3d5", kill_on_drop: false }`
[INFO] [stdout] 767400262d2dba99a04599bac64c20e0cde49636a68830ab28417f7b90b7f3d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+5337252b9952fdd9482ed6a4add17254e5bd2c40" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f81a55850b78d820b02785dfa265826c401dd76df804ea2ea25b8cc6b4570c6
[INFO] running `Command { std: "docker" "start" "-a" "6f81a55850b78d820b02785dfa265826c401dd76df804ea2ea25b8cc6b4570c6", kill_on_drop: false }`
[INFO] [stderr] warning: version requirement `0.3.0+portal` for dependency `portal-pc-tramp` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
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[INFO] [stderr]    Compiling wasm-encoder v0.212.0
[INFO] [stderr]    Compiling ssa-traits v0.2.1
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[INFO] [stderr]    Compiling wasm-encoder v0.228.0
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[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling quasiquote v0.1.1
[INFO] [stderr]     Checking portal-pc-tramp v0.3.0+portal
[INFO] [stderr]     Checking tuple_list v0.1.3
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling wast v228.0.0
[INFO] [stderr]    Compiling relooper v0.1.0
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
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[INFO] [stderr]    Compiling lending-iterator v0.1.7
[INFO] [stderr]    Compiling ssa-traits v0.3.0-alpha.0
[INFO] [stderr]    Compiling derive_more v0.99.19
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling ruzstd v0.5.0
[INFO] [stderr]    Compiling pit-core v0.3.2
[INFO] [stderr]    Compiling pit-rust-guest v0.3.2
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling wat v1.228.0
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling wasmparser v0.212.0
[INFO] [stderr]    Compiling portal-pc-waffle v0.3.8
[INFO] [stderr]    Compiling waffle-func-reloop v0.6.0
[INFO] [stderr]    Compiling waffle-ast v0.4.3
[INFO] [stderr]    Compiling wars v0.6.2
[INFO] [stderr]    Compiling pit-patch v0.3.2
[INFO] [stderr]    Compiling wars-pit-plugin v0.6.0
[INFO] [stderr]    Compiling wars-macro v0.6.0
[INFO] [stderr]     Checking wars-rt v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/func/unsync.rs:261:14
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn uncoe(a: Vec<Value<C>>) -> anyhow::Result<Self> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/func.rs:255:14
[INFO] [stdout]     |
[INFO] [stdout] 255 |     fn uncoe(a: Vec<Value<C>>) -> anyhow::Result<Self> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/func/unsync.rs:261:14
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn uncoe(a: Vec<Value<C>>) -> anyhow::Result<Self> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/func.rs:255:14
[INFO] [stdout]     |
[INFO] [stdout] 255 |     fn uncoe(a: Vec<Value<C>>) -> anyhow::Result<Self> {
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:132:33
[INFO] [stdout]     |
[INFO] [stdout] 132 |         self.extend((0..x).map(|a| 0u8));
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/lib.rs:132:33
[INFO] [stdout]     |
[INFO] [stdout] 132 |         self.extend((0..x).map(|a| 0u8));
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `Command { std: "docker" "inspect" "6f81a55850b78d820b02785dfa265826c401dd76df804ea2ea25b8cc6b4570c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f81a55850b78d820b02785dfa265826c401dd76df804ea2ea25b8cc6b4570c6", kill_on_drop: false }`
[INFO] [stdout] 6f81a55850b78d820b02785dfa265826c401dd76df804ea2ea25b8cc6b4570c6