[INFO] fetching crate jsonst 0.2.0...
[INFO] testing jsonst-0.2.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate jsonst 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate jsonst 0.2.0
[INFO] finished tweaking crates.io crate jsonst 0.2.0
[INFO] tweaked toml for crates.io crate jsonst 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate jsonst 0.2.0 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 jsonst 0.2.0 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded paw-attributes v1.0.2
[INFO] [stderr]   Downloaded uritemplate-next v0.2.0
[INFO] [stderr]   Downloaded paw v1.0.0
[INFO] [stderr]   Downloaded json-pointer v0.3.4
[INFO] [stderr]   Downloaded paw-raw v1.0.0
[INFO] [stderr]   Downloaded jsonway v2.0.0
[INFO] [stderr]   Downloaded crypto-hashes v0.10.0
[INFO] [stderr]   Downloaded hmac-sha256 v1.1.3
[INFO] [stderr]   Downloaded infers-jsonschema v0.1.0
[INFO] [stderr]   Downloaded iso8601 v0.4.1
[INFO] [stderr]   Downloaded iri-string v0.3.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.73
[INFO] [stderr]   Downloaded fancy-regex v0.8.0
[INFO] [stderr]   Downloaded bson v2.2.0
[INFO] [stderr]   Downloaded valico v3.6.0
[INFO] [stderr]   Downloaded serde_with v1.13.0
[INFO] [stderr]   Downloaded jsonschema v0.16.0
[INFO] [stderr]   Downloaded http_req v0.8.1
[INFO] [stderr]   Downloaded serde-pickle v1.1.1
[INFO] [stderr]   Downloaded jsonschema-valid v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 37180e806a99837d50fbeed46c72d7a6e09ff43d8828e8e03648166f30febf51
[INFO] running `Command { std: "docker" "start" "-a" "37180e806a99837d50fbeed46c72d7a6e09ff43d8828e8e03648166f30febf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37180e806a99837d50fbeed46c72d7a6e09ff43d8828e8e03648166f30febf51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37180e806a99837d50fbeed46c72d7a6e09ff43d8828e8e03648166f30febf51", kill_on_drop: false }`
[INFO] [stdout] 37180e806a99837d50fbeed46c72d7a6e09ff43d8828e8e03648166f30febf51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c6fd39722fd76f0b2c72336e30b017a2ca25ebcdf62d72b310fdddeb91d3a8a3
[INFO] running `Command { std: "docker" "start" "-a" "c6fd39722fd76f0b2c72336e30b017a2ca25ebcdf62d72b310fdddeb91d3a8a3", kill_on_drop: false }`
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[INFO] [stderr]    Compiling hyper v0.14.18
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling serde_bytes v0.11.6
[INFO] [stderr]    Compiling iri-string v0.3.0
[INFO] [stderr]    Compiling serde_with v1.13.0
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_yaml v0.8.24
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[INFO] [stderr]    Compiling ron v0.7.0
[INFO] [stderr]    Compiling json5 v0.4.1
[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] [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" "c6fd39722fd76f0b2c72336e30b017a2ca25ebcdf62d72b310fdddeb91d3a8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fd39722fd76f0b2c72336e30b017a2ca25ebcdf62d72b310fdddeb91d3a8a3", kill_on_drop: false }`
[INFO] [stdout] c6fd39722fd76f0b2c72336e30b017a2ca25ebcdf62d72b310fdddeb91d3a8a3