[INFO] fetching crate paxforth 0.1.0...
[INFO] checking paxforth-0.1.0 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] extracting crate paxforth 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate paxforth 0.1.0
[INFO] finished tweaking crates.io crate paxforth 0.1.0
[INFO] tweaked toml for crates.io crate paxforth 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate paxforth 0.1.0 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate paxforth 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded file-per-thread-logger v0.1.4
[INFO] [stderr]   Downloaded wat v1.0.40
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[INFO] [stderr]   Downloaded wasmtime-runtime v0.13.0
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[INFO] [stderr]   Downloaded signal-hook v0.3.10
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[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.61.0
[INFO] [stderr]   Downloaded raw-cpuid v7.0.4
[INFO] [stderr]   Downloaded syn v1.0.78
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[INFO] [stderr]   Downloaded cranelift-codegen v0.61.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.61.0
[INFO] [stderr]   Downloaded cranelift-entity v0.61.0
[INFO] [stderr]   Downloaded target-lexicon v0.10.0
[INFO] [stderr]   Downloaded errno v0.2.7
[INFO] [stderr]   Downloaded wasmparser v0.51.4
[INFO] [stderr]   Downloaded wasmtime-environ v0.13.0
[INFO] [stderr]   Downloaded wasmtime v0.13.0
[INFO] [stderr]   Downloaded snailquote v0.3.0
[INFO] [stderr]   Downloaded paw-attributes v1.0.2
[INFO] [stderr]   Downloaded paw-raw v1.0.0
[INFO] [stderr]   Downloaded paw v1.0.0
[INFO] [stderr]   Downloaded cranelift-native v0.61.0
[INFO] [stderr]   Downloaded region v2.2.0
[INFO] [stderr]   Downloaded gimli v0.20.0
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb7ab2b7f5206a6924af2cc7dc17239afe8bf741c480c2b9a3164ccc14787ebf
[INFO] running `Command { std: "docker" "start" "-a" "fb7ab2b7f5206a6924af2cc7dc17239afe8bf741c480c2b9a3164ccc14787ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7ab2b7f5206a6924af2cc7dc17239afe8bf741c480c2b9a3164ccc14787ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7ab2b7f5206a6924af2cc7dc17239afe8bf741c480c2b9a3164ccc14787ebf", kill_on_drop: false }`
[INFO] [stdout] fb7ab2b7f5206a6924af2cc7dc17239afe8bf741c480c2b9a3164ccc14787ebf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fcc4a57e5c4a6d1a8cf963b28c11d87c1c57a72af4cc67b52890deb881336a6
[INFO] running `Command { std: "docker" "start" "-a" "7fcc4a57e5c4a6d1a8cf963b28c11d87c1c57a72af4cc67b52890deb881336a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.61.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking wasmparser v0.51.4
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]    Compiling wasmtime-environ v0.13.0
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking directories v2.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]     Checking object v0.26.2
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[INFO] [stderr]     Checking region v2.2.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]    Compiling signal-hook v0.3.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking wast v38.0.1
[INFO] [stderr]     Checking parking_lot_core v0.8.5
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[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling enum-utils-from-str v0.1.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking object v0.18.0
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling wasmtime-runtime v0.13.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking wat v1.0.40
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling enum-utils v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]     Checking paw v1.0.0
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[INFO] [stderr]     Checking structopt v0.3.23
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking thiserror v1.0.29
[INFO] [stderr]     Checking snailquote v0.3.0
[INFO] [stderr]     Checking serde v1.0.130
[INFO] [stderr]     Checking cranelift-entity v0.61.0
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking cranelift-bforest v0.61.0
[INFO] [stderr]     Checking gimli v0.20.0
[INFO] [stderr]     Checking faerie v0.15.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.61.0
[INFO] [stderr]    Compiling cranelift-codegen v0.61.0
[INFO] [stderr]     Checking cranelift-frontend v0.61.0
[INFO] [stderr]     Checking cranelift-native v0.61.0
[INFO] [stderr]     Checking cranelift-wasm v0.61.0
[INFO] [stderr]     Checking zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]     Checking wasmtime-debug v0.13.0
[INFO] [stderr]     Checking wasmtime-profiling v0.13.0
[INFO] [stderr]     Checking wasmtime-jit v0.13.0
[INFO] [stderr]     Checking wasmtime v0.13.0
[INFO] [stderr]     Checking paxforth v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/runner/wasm/wasmtime.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mem_ref(&self) -> MutexGuard<Vec<u16>> {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mem_ref(&self) -> MutexGuard<'_, Vec<u16>> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/runner/wasm/wasmtime.rs:47:24
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mem_ref(&self) -> MutexGuard<Vec<u16>> {
[INFO] [stdout]    |                        ^^^^^     ^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn get_mem_ref(&self) -> MutexGuard<'_, Vec<u16>> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.61.0, wasmtime-environ v0.13.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 11`
[INFO] running `Command { std: "docker" "inspect" "7fcc4a57e5c4a6d1a8cf963b28c11d87c1c57a72af4cc67b52890deb881336a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fcc4a57e5c4a6d1a8cf963b28c11d87c1c57a72af4cc67b52890deb881336a6", kill_on_drop: false }`
[INFO] [stdout] 7fcc4a57e5c4a6d1a8cf963b28c11d87c1c57a72af4cc67b52890deb881336a6