[INFO] fetching crate flowruntime 0.8.8...
[INFO] checking flowruntime-0.8.8 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate flowruntime 0.8.8 into /workspace/builds/worker-46/source
[INFO] validating manifest of crates.io crate flowruntime 0.8.8 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flowruntime 0.8.8
[INFO] finished tweaking crates.io crate flowruntime 0.8.8
[INFO] tweaked toml for crates.io crate flowruntime 0.8.8 written to /workspace/builds/worker-46/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf13a5aa0317e692da7af68e83451c27ab950150ad61b8b8b4bc8633ccbda668
[INFO] running `Command { std: "docker" "start" "-a" "bf13a5aa0317e692da7af68e83451c27ab950150ad61b8b8b4bc8633ccbda668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf13a5aa0317e692da7af68e83451c27ab950150ad61b8b8b4bc8633ccbda668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf13a5aa0317e692da7af68e83451c27ab950150ad61b8b8b4bc8633ccbda668", kill_on_drop: false }`
[INFO] [stdout] bf13a5aa0317e692da7af68e83451c27ab950150ad61b8b8b4bc8633ccbda668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-46/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817075ca434bbe28171b0a072fb76185393556d2a6810bd47f86f53aa478d7f5
[INFO] running `Command { std: "docker" "start" "-a" "817075ca434bbe28171b0a072fb76185393556d2a6810bd47f86f53aa478d7f5", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking multimap v0.5.0
[INFO] [stderr]     Checking simplog v1.2.2
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking flow_impl v0.8.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking flowrlib v0.8.8
[INFO] [stderr]     Checking flowruntime v0.8.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.27s
[INFO] running `Command { std: "docker" "inspect" "817075ca434bbe28171b0a072fb76185393556d2a6810bd47f86f53aa478d7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817075ca434bbe28171b0a072fb76185393556d2a6810bd47f86f53aa478d7f5", kill_on_drop: false }`
[INFO] [stdout] 817075ca434bbe28171b0a072fb76185393556d2a6810bd47f86f53aa478d7f5