[INFO] cloning repository https://github.com/threefoldtech/zos-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/threefoldtech/zos-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreefoldtech%2Fzos-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreefoldtech%2Fzos-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8a8b6d9df5ec84792fcb9d945e858968c220bd0
[INFO] checking threefoldtech/zos-rs against master#ca77504943887037504c7fc0b9bf06dab3910373 for pr-145181
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthreefoldtech%2Fzos-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/threefoldtech/zos-rs
[INFO] finished tweaking git repo https://github.com/threefoldtech/zos-rs
[INFO] tweaked toml for git repo https://github.com/threefoldtech/zos-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/threefoldtech/zos-rs on toolchain ca77504943887037504c7fc0b9bf06dab3910373
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/threefoldtech/zos-rs 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" "+ca77504943887037504c7fc0b9bf06dab3910373" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/threefoldtech/rbus`
[INFO] [stderr]     Updating git repository `https://github.com/threefoldtech/tokio-worker-pool`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v2.3.0
[INFO] [stderr]   Downloaded bb8-redis v0.11.0
[INFO] [stderr]   Downloaded ioctl-sys v0.7.1
[INFO] [stderr]   Downloaded hexdump v0.1.1
[INFO] [stderr]   Downloaded clap_derive-v3 v3.0.0-beta.1
[INFO] [stderr]   Downloaded ioctls v0.6.1
[INFO] [stderr]   Downloaded clap-v3 v3.0.0-beta.1
[INFO] [stderr]   Downloaded redis v0.21.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f01211cab9580fc2a0cb72d61c71b0e5b3e9a3fc351a57bea856c9369d1af1e9
[INFO] running `Command { std: "docker" "start" "-a" "f01211cab9580fc2a0cb72d61c71b0e5b3e9a3fc351a57bea856c9369d1af1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f01211cab9580fc2a0cb72d61c71b0e5b3e9a3fc351a57bea856c9369d1af1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f01211cab9580fc2a0cb72d61c71b0e5b3e9a3fc351a57bea856c9369d1af1e9", kill_on_drop: false }`
[INFO] [stdout] f01211cab9580fc2a0cb72d61c71b0e5b3e9a3fc351a57bea856c9369d1af1e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+ca77504943887037504c7fc0b9bf06dab3910373" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3faac0073a1f1901e95ebc9ebf8a32f8211285b8570a31d9fc206448cfb53b43
[INFO] running `Command { std: "docker" "start" "-a" "3faac0073a1f1901e95ebc9ebf8a32f8211285b8570a31d9fc206448cfb53b43", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-channel v0.3.24
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking futures-sink v0.3.24
[INFO] [stderr]    Compiling futures-task v0.3.24
[INFO] [stderr]     Checking tracing-core v0.1.29
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling futures-util v0.3.24
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling tokio v1.21.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling paste v1.0.9
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.65
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling thiserror v1.0.36
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking tracing v0.1.36
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3faac0073a1f1901e95ebc9ebf8a32f8211285b8570a31d9fc206448cfb53b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3faac0073a1f1901e95ebc9ebf8a32f8211285b8570a31d9fc206448cfb53b43", kill_on_drop: false }`
[INFO] [stdout] 3faac0073a1f1901e95ebc9ebf8a32f8211285b8570a31d9fc206448cfb53b43