[INFO] fetching crate tc-block-builder 0.8.0...
[INFO] checking tc-block-builder-0.8.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate tc-block-builder 0.8.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate tc-block-builder 0.8.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-block-builder 0.8.0
[INFO] finished tweaking crates.io crate tc-block-builder 0.8.0
[INFO] tweaked toml for crates.io crate tc-block-builder 0.8.0 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf9945167bd2b434388423b115282b70ce828bf7b81a21dfbb15c90effd0d6c3
[INFO] running `Command { std: "docker" "start" "-a" "cf9945167bd2b434388423b115282b70ce828bf7b81a21dfbb15c90effd0d6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf9945167bd2b434388423b115282b70ce828bf7b81a21dfbb15c90effd0d6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9945167bd2b434388423b115282b70ce828bf7b81a21dfbb15c90effd0d6c3", kill_on_drop: false }`
[INFO] [stdout] cf9945167bd2b434388423b115282b70ce828bf7b81a21dfbb15c90effd0d6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2bbe03496786c1a3abeeefb780f2c60dc1373b497eec09680931afcd1c2c747
[INFO] running `Command { std: "docker" "start" "-a" "f2bbe03496786c1a3abeeefb780f2c60dc1373b497eec09680931afcd1c2c747", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking tetcore-std v2.1.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling tetsy-util-mem v0.9.1
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking tetsy-wasm v0.41.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking environ v1.1.3
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking tetsy-hash-db v0.15.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking unsigned-varint v0.6.0
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking unsigned-varint v0.7.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking data-encoding v2.3.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking sharded-slab v0.1.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking object v0.26.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr] error: could not compile `ref-cast`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ref-cast-1.0.6/build.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=d20479572ad8fb94 -C extra-filename=-d20479572ad8fb94 --out-dir /opt/rustwide/target/debug/build/ref-cast-d20479572ad8fb94 -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f2bbe03496786c1a3abeeefb780f2c60dc1373b497eec09680931afcd1c2c747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2bbe03496786c1a3abeeefb780f2c60dc1373b497eec09680931afcd1c2c747", kill_on_drop: false }`
[INFO] [stdout] f2bbe03496786c1a3abeeefb780f2c60dc1373b497eec09680931afcd1c2c747