[INFO] fetching crate redis_connector 0.1.1...
[INFO] testing redis_connector-0.1.1 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate redis_connector 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate redis_connector 0.1.1
[INFO] finished tweaking crates.io crate redis_connector 0.1.1
[INFO] tweaked toml for crates.io crate redis_connector 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate redis_connector 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--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]      Locking 119 packages to highest compatible versions
[INFO] [stderr]       Adding bb8-redis v0.10.1 (available: v0.26.0)
[INFO] [stderr]       Adding mocktopus v0.7.11 (available: v0.8.0)
[INFO] [stderr]       Adding redis v0.21.8 (available: v1.7.1)
[INFO] [stderr]       Adding serde-aux v3.1.0 (available: v4.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mocktopus_macros v0.7.11
[INFO] [stderr]   Downloaded sha1 v0.6.1
[INFO] [stderr]   Downloaded mocktopus v0.7.11
[INFO] [stderr]   Downloaded serde-aux v3.1.0
[INFO] [stderr]   Downloaded bb8-redis v0.10.1
[INFO] [stderr]   Downloaded redis v0.21.8
[INFO] [stderr]   Downloaded bb8 v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e
[INFO] running `Command { std: "docker" "start" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling futures-sink v0.3.34
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling futures-channel v0.3.34
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling tokio v1.53.2
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling futures-util v0.3.34
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling synstructure v0.14.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.8
[INFO] [stderr]    Compiling yoke-derive v0.8.4
[INFO] [stderr]    Compiling zerovec-derive v0.11.6
[INFO] [stderr]    Compiling displaydoc v0.2.7
[INFO] [stderr]    Compiling async-trait v0.1.92
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling tokio-util v0.7.19
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling bb8 v0.7.1
[INFO] [stderr]    Compiling combine v4.6.8
[INFO] [stderr]    Compiling zerofrom v0.1.8
[INFO] [stderr]    Compiling yoke v0.8.3
[INFO] [stderr]    Compiling zerotrie v0.2.5
[INFO] [stderr]    Compiling zerovec v0.11.8
[INFO] [stderr]    Compiling tinystr v0.8.4
[INFO] [stderr]    Compiling potential_utf v0.1.6
[INFO] [stderr]    Compiling icu_collections v2.3.0
[INFO] [stderr]    Compiling icu_locale_core v2.3.0
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling icu_provider v2.3.1
[INFO] [stderr]    Compiling serde-aux v3.1.0
[INFO] [stderr]    Compiling icu_properties v2.3.0
[INFO] [stderr]    Compiling icu_normalizer v2.3.0
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling redis v0.21.8
[INFO] [stderr]    Compiling bb8-redis v0.10.1
[INFO] [stderr]    Compiling redis_connector v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.51s
[INFO] running `Command { std: "docker" "inspect" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling mocktopus_macros v0.7.11
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/mocktopus_macros-0.7.11/src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mocktopus_macros` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e", kill_on_drop: false }`
[INFO] [stdout] 9e5b1dadec07b361a9949deec35748dca22a8764c4d60be3b834afd51ba1186e
