[INFO] fetching crate mx-tester 0.4.0-pre1...
[INFO] testing mx-tester-0.4.0-pre1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate mx-tester 0.4.0-pre1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mx-tester 0.4.0-pre1
[INFO] finished tweaking crates.io crate mx-tester 0.4.0-pre1
[INFO] tweaked toml for crates.io crate mx-tester 0.4.0-pre1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mx-tester 0.4.0-pre1 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 mx-tester 0.4.0-pre1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded synapse-admin-api v0.4.0
[INFO] [stderr]   Downloaded wildmatch v2.1.0
[INFO] [stderr]   Downloaded js_int v0.2.2
[INFO] [stderr]   Downloaded js_option v0.1.1
[INFO] [stderr]   Downloaded ruma-identifiers-validation v0.8.1
[INFO] [stderr]   Downloaded ruma v0.6.4
[INFO] [stderr]   Downloaded dircpy v0.3.10
[INFO] [stderr]   Downloaded matrix-sdk-common v0.5.0
[INFO] [stderr]   Downloaded assign v1.1.1
[INFO] [stderr]   Downloaded ebacktrace v0.5.1
[INFO] [stderr]   Downloaded ruma-signatures v0.11.0
[INFO] [stderr]   Downloaded async-once-cell v0.3.1
[INFO] [stderr]   Downloaded matrix-sdk-sled v0.1.0
[INFO] [stderr]   Downloaded ruma-state-res v0.7.0
[INFO] [stderr]   Downloaded chacha20 v0.8.1
[INFO] [stderr]   Downloaded indexed_db_futures v0.2.3
[INFO] [stderr]   Downloaded vodozemac v0.2.0
[INFO] [stderr]   Downloaded bollard v0.13.0
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.0
[INFO] [stderr]   Downloaded matrix-sdk v0.5.0
[INFO] [stderr]   Downloaded ruma-client-api v0.14.1
[INFO] [stderr]   Downloaded matrix-sdk-crypto v0.5.0
[INFO] [stderr]   Downloaded ruma-common v0.9.3
[INFO] [stderr]   Downloaded clap v3.2.1
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.2
[INFO] [stderr]   Downloaded serde_yaml v0.9.11
[INFO] [stderr]   Downloaded matrix-sdk-base v0.5.1
[INFO] [stderr]   Downloaded ruma-macros v0.9.3
[INFO] [stderr]   Downloaded ruma-federation-api v0.5.0
[INFO] [stderr]   Downloaded matrix-sdk-indexeddb v0.1.0
[INFO] [stderr]   Downloaded pkcs7 v0.3.0
[INFO] [stderr]   Downloaded ezexec v0.3.0
[INFO] [stderr]   Downloaded matrix-sdk-store-encryption v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5b4647d99e61f7564c8c7c040a0fec3a8eb2dc8ea269a43be553c4103136cfdd
[INFO] running `Command { std: "docker" "start" "-a" "5b4647d99e61f7564c8c7c040a0fec3a8eb2dc8ea269a43be553c4103136cfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b4647d99e61f7564c8c7c040a0fec3a8eb2dc8ea269a43be553c4103136cfdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4647d99e61f7564c8c7c040a0fec3a8eb2dc8ea269a43be553c4103136cfdd", kill_on_drop: false }`
[INFO] [stdout] 5b4647d99e61f7564c8c7c040a0fec3a8eb2dc8ea269a43be553c4103136cfdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f0ec62f7cabe2cdfa01cea302a884ec731311092da6eb9455436dec4df1d8896
[INFO] running `Command { std: "docker" "start" "-a" "f0ec62f7cabe2cdfa01cea302a884ec731311092da6eb9455436dec4df1d8896", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling once_cell v1.14.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling tracing-core v0.1.27
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[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" "f0ec62f7cabe2cdfa01cea302a884ec731311092da6eb9455436dec4df1d8896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0ec62f7cabe2cdfa01cea302a884ec731311092da6eb9455436dec4df1d8896", kill_on_drop: false }`
[INFO] [stdout] f0ec62f7cabe2cdfa01cea302a884ec731311092da6eb9455436dec4df1d8896