[INFO] fetching crate redis_connector 0.1.1...
[INFO] testing redis_connector-0.1.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate redis_connector 0.1.1 into /workspace/builds/worker-67/source
[INFO] validating manifest of crates.io crate redis_connector 0.1.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-67/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 bb8 v0.7.1
[INFO] [stderr]   Downloaded bb8-redis v0.10.1
[INFO] [stderr]   Downloaded mocktopus_macros v0.7.11
[INFO] [stderr]   Downloaded serde-aux v3.0.1
[INFO] [stderr]   Downloaded mocktopus v0.7.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd185b65aaab8d0d67218852ef2e9141eaa6c8a23506e2ccfa16e945499c81ec
[INFO] running `Command { std: "docker" "start" "-a" "dd185b65aaab8d0d67218852ef2e9141eaa6c8a23506e2ccfa16e945499c81ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd185b65aaab8d0d67218852ef2e9141eaa6c8a23506e2ccfa16e945499c81ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd185b65aaab8d0d67218852ef2e9141eaa6c8a23506e2ccfa16e945499c81ec", kill_on_drop: false }`
[INFO] [stdout] dd185b65aaab8d0d67218852ef2e9141eaa6c8a23506e2ccfa16e945499c81ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d179e44fecc2431d77aa7ccbccd0806901f8405783e1d9c9dc4e04221bd45127
[INFO] running `Command { std: "docker" "start" "-a" "d179e44fecc2431d77aa7ccbccd0806901f8405783e1d9c9dc4e04221bd45127", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling sha1_smol v1.0.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling tracing-core v0.1.25
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling tinyvec v1.5.1
[INFO] [stderr]    Compiling sha1 v0.6.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling combine v4.6.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling bb8 v0.7.1
[INFO] [stderr]    Compiling tracing v0.1.33
[INFO] [stderr]    Compiling redis v0.21.5
[INFO] [stderr]    Compiling serde-aux v3.0.1
[INFO] [stderr]    Compiling bb8-redis v0.10.1
[INFO] [stderr]    Compiling redis_connector v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.24s
[INFO] running `Command { std: "docker" "inspect" "d179e44fecc2431d77aa7ccbccd0806901f8405783e1d9c9dc4e04221bd45127", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d179e44fecc2431d77aa7ccbccd0806901f8405783e1d9c9dc4e04221bd45127", kill_on_drop: false }`
[INFO] [stdout] d179e44fecc2431d77aa7ccbccd0806901f8405783e1d9c9dc4e04221bd45127
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc0009e7ed49f2ae4b3c9d07fcf85b833a8d0f7731ca33720667e043664a08d
[INFO] running `Command { std: "docker" "start" "-a" "6dc0009e7ed49f2ae4b3c9d07fcf85b833a8d0f7731ca33720667e043664a08d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mocktopus_macros v0.7.11
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mocktopus_macros-0.7.11/src/lib.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[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` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6dc0009e7ed49f2ae4b3c9d07fcf85b833a8d0f7731ca33720667e043664a08d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc0009e7ed49f2ae4b3c9d07fcf85b833a8d0f7731ca33720667e043664a08d", kill_on_drop: false }`
[INFO] [stdout] 6dc0009e7ed49f2ae4b3c9d07fcf85b833a8d0f7731ca33720667e043664a08d