[INFO] cloning repository https://github.com/fallingyang/rust-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fallingyang/rust-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallingyang%2Frust-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallingyang%2Frust-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 451562425694d868d500e13825b7058989fd9236
[INFO] checking fallingyang/rust-lab against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffallingyang%2Frust-lab" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fallingyang/rust-lab 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 git repo https://github.com/fallingyang/rust-lab
[INFO] finished tweaking git repo https://github.com/fallingyang/rust-lab
[INFO] tweaked toml for git repo https://github.com/fallingyang/rust-lab written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/fallingyang/rust-lab already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded cranelift-entity v0.67.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.67.0
[INFO] [stderr]   Downloaded regalloc v0.0.30
[INFO] [stderr]   Downloaded cranelift-bforest v0.67.0
[INFO] [stderr]   Downloaded wasmtime-obj v0.20.0
[INFO] [stderr]   Downloaded tower v0.3.1
[INFO] [stderr]   Downloaded tower-retry v0.3.0
[INFO] [stderr]   Downloaded tonic-build v0.3.1
[INFO] [stderr]   Downloaded log4rs v1.0.0
[INFO] [stderr]   Downloaded tower-load-shed v0.3.0
[INFO] [stderr]   Downloaded tower-limit v0.3.1
[INFO] [stderr]   Downloaded tower-balance v0.3.0
[INFO] [stderr]   Downloaded tower-util v0.3.1
[INFO] [stderr]   Downloaded tower-ready-cache v0.3.1
[INFO] [stderr]   Downloaded tower-buffer v0.3.0
[INFO] [stderr]   Downloaded tower-timeout v0.3.0
[INFO] [stderr]   Downloaded target-lexicon v0.11.1
[INFO] [stderr]   Downloaded wast v26.0.1
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded mio-serial v3.3.1
[INFO] [stderr]   Downloaded tokio-modbus v0.4.0
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.14
[INFO] [stderr]   Downloaded tokio-macros v0.3.1
[INFO] [stderr]   Downloaded hyper v0.13.8
[INFO] [stderr]   Downloaded cranelift-native v0.67.0
[INFO] [stderr]   Downloaded wasmtime-cranelift v0.20.0
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] [stderr]   Downloaded tokio v0.3.2
[INFO] [stderr]   Downloaded wasmtime-environ v0.20.0
[INFO] [stderr]   Downloaded tower-make v0.3.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.67.0
[INFO] [stderr]   Downloaded nng-sys v1.4.0-rc.0
[INFO] [stderr]   Downloaded mini-redis v0.3.0
[INFO] [stderr]   Downloaded wasmtime-cache v0.20.0
[INFO] [stderr]   Downloaded nng v1.0.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.67.0
[INFO] [stderr]   Downloaded cranelift-wasm v0.67.0
[INFO] [stderr]   Downloaded wasmtime-jit v0.20.0
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded mqttbytes v0.3.0
[INFO] [stderr]   Downloaded wat v1.0.27
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded tower-discover v0.3.0
[INFO] [stderr]   Downloaded tower-load v0.3.0
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.67.0
[INFO] [stderr]   Downloaded wasmtime-profiling v0.20.0
[INFO] [stderr]   Downloaded tokio-serial v4.3.3
[INFO] [stderr]   Downloaded rumqttc v0.6.0
[INFO] [stderr]   Downloaded tonic v0.3.1
[INFO] [stderr]   Downloaded wasmtime-debug v0.20.0
[INFO] [stderr]   Downloaded pollster v0.2.0
[INFO] [stderr]   Downloaded tower-layer v0.3.0
[INFO] [stderr]   Downloaded wasmtime-runtime v0.20.0
[INFO] [stderr]   Downloaded wasmtime v0.20.0
[INFO] [stderr]   Downloaded quiche v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] b55d0db1beca4e6ce333eaf9256f28a611ff67ba76a2a6922baaf219b4cce865
[INFO] running `Command { std: "docker" "start" "-a" "b55d0db1beca4e6ce333eaf9256f28a611ff67ba76a2a6922baaf219b4cce865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b55d0db1beca4e6ce333eaf9256f28a611ff67ba76a2a6922baaf219b4cce865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b55d0db1beca4e6ce333eaf9256f28a611ff67ba76a2a6922baaf219b4cce865", kill_on_drop: false }`
[INFO] [stdout] b55d0db1beca4e6ce333eaf9256f28a611ff67ba76a2a6922baaf219b4cce865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] eac57d19a31d5b9080d4b5fc640907941eea90543c5366d45c9edd0afb9d1490
[INFO] running `Command { std: "docker" "start" "-a" "eac57d19a31d5b9080d4b5fc640907941eea90543c5366d45c9edd0afb9d1490", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.14
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.67.0
[INFO] [stderr]    Compiling target-lexicon v0.11.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bytes v0.6.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tower-layer v0.3.0
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking pollster v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling wasmtime-cache v0.20.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr] error: could not compile `wasmparser`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wasmparser --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasmparser-0.59.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=9d9ac8f2dd2cefe6 -C extra-filename=-9d9ac8f2dd2cefe6 --out-dir /opt/rustwide/target/debug/deps -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" "eac57d19a31d5b9080d4b5fc640907941eea90543c5366d45c9edd0afb9d1490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac57d19a31d5b9080d4b5fc640907941eea90543c5366d45c9edd0afb9d1490", kill_on_drop: false }`
[INFO] [stdout] eac57d19a31d5b9080d4b5fc640907941eea90543c5366d45c9edd0afb9d1490