[INFO] fetching crate cheval 0.2.0-alpha...
[INFO] testing cheval-0.2.0-alpha against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate cheval 0.2.0-alpha into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate cheval 0.2.0-alpha
[INFO] finished tweaking crates.io crate cheval 0.2.0-alpha
[INFO] tweaked toml for crates.io crate cheval 0.2.0-alpha written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate cheval 0.2.0-alpha on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cheval 0.2.0-alpha 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded symbolic-common v8.7.0
[INFO] [stderr]   Downloaded tracing-core v0.1.24
[INFO] [stderr]   Downloaded tracing-test-macro v0.2.1
[INFO] [stderr]   Downloaded tracing-test v0.2.1
[INFO] [stderr]   Downloaded path-dedot v3.0.17
[INFO] [stderr]   Downloaded path-absolutize v3.0.13
[INFO] [stderr]   Downloaded rgb v0.8.32
[INFO] [stderr]   Downloaded hhmmss v0.1.0
[INFO] [stderr]   Downloaded wayland-cursor v0.29.4
[INFO] [stderr]   Downloaded path-calculate v0.1.3
[INFO] [stderr]   Downloaded quote v1.0.17
[INFO] [stderr]   Downloaded expresso v0.2.5
[INFO] [stderr]   Downloaded wayland-commons v0.29.4
[INFO] [stderr]   Downloaded serde_yaml v0.8.23
[INFO] [stderr]   Downloaded wayland-client v0.29.4
[INFO] [stderr]   Downloaded lexical v2.2.4
[INFO] [stderr]   Downloaded css-color v0.1.1
[INFO] [stderr]   Downloaded framebuffer v0.2.2
[INFO] [stderr]   Downloaded minifb v0.22.0
[INFO] [stderr]   Downloaded wayland-protocols v0.29.4
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.10
[INFO] [stderr]   Downloaded wayland-sys v0.29.4
[INFO] [stderr]   Downloaded symbolic-demangle v8.7.0
[INFO] [stderr]   Downloaded wayland-scanner v0.29.4
[INFO] [stderr]   Downloaded pprof v0.6.2
[INFO] [stderr]   Downloaded lexical-core v0.4.8
[INFO] [stderr]   Downloaded oml-audio v0.2.3
[INFO] [stderr]   Downloaded orbclient v0.3.32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70a6f3ab24f25e5c0b49513ae8f5f992bce5b616c81be3bedce01c13aef4f57f
[INFO] running `Command { std: "docker" "start" "-a" "70a6f3ab24f25e5c0b49513ae8f5f992bce5b616c81be3bedce01c13aef4f57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70a6f3ab24f25e5c0b49513ae8f5f992bce5b616c81be3bedce01c13aef4f57f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70a6f3ab24f25e5c0b49513ae8f5f992bce5b616c81be3bedce01c13aef4f57f", kill_on_drop: false }`
[INFO] [stdout] 70a6f3ab24f25e5c0b49513ae8f5f992bce5b616c81be3bedce01c13aef4f57f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ada7c0db5b535df894a91d155708c3b5dcdaa2fb8f8ab4d5a02d8354d1dd6d6
[INFO] running `Command { std: "docker" "start" "-a" "3ada7c0db5b535df894a91d155708c3b5dcdaa2fb8f8ab4d5a02d8354d1dd6d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.24
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling indexmap v1.8.1
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[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling http v0.2.6
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[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
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[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling lexical-core v0.4.8
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling const_fn v0.4.9
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[INFO] [stderr]    Compiling httparse v1.6.0
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[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling actix-service v2.0.2
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling actix-utils v3.0.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling lexical v2.2.4
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling num_threads v0.1.5
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling brotli v3.3.4
[INFO] [stderr]    Compiling matchers v0.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stdout] error[E0635]: unknown feature `stdsimd`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ahash-0.7.6/src/lib.rs:33:42
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![cfg_attr(feature = "stdsimd", feature(stdsimd))]
[INFO] [stdout]    |                                          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ahash` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3ada7c0db5b535df894a91d155708c3b5dcdaa2fb8f8ab4d5a02d8354d1dd6d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ada7c0db5b535df894a91d155708c3b5dcdaa2fb8f8ab4d5a02d8354d1dd6d6", kill_on_drop: false }`
[INFO] [stdout] 3ada7c0db5b535df894a91d155708c3b5dcdaa2fb8f8ab4d5a02d8354d1dd6d6