[INFO] cloning repository https://github.com/pepyakin/substrate-contracts-adder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pepyakin/substrate-contracts-adder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fsubstrate-contracts-adder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fsubstrate-contracts-adder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12f8f105ad48734e69461ae1f6630c24ba3d2441
[INFO] testing pepyakin/substrate-contracts-adder against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepyakin%2Fsubstrate-contracts-adder" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pepyakin/substrate-contracts-adder on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-34/source/.cargo/config
[INFO] started tweaking git repo https://github.com/pepyakin/substrate-contracts-adder
[INFO] finished tweaking git repo https://github.com/pepyakin/substrate-contracts-adder
[INFO] tweaked toml for git repo https://github.com/pepyakin/substrate-contracts-adder written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/pepyakin/substrate-contracts-adder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca47e4fe14c71a5cd4b1d5e6d5d5c64f3af6952c4ffc0b12a1c6fffdc0538d01
[INFO] running `Command { std: "docker" "start" "-a" "ca47e4fe14c71a5cd4b1d5e6d5d5c64f3af6952c4ffc0b12a1c6fffdc0538d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca47e4fe14c71a5cd4b1d5e6d5d5c64f3af6952c4ffc0b12a1c6fffdc0538d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca47e4fe14c71a5cd4b1d5e6d5d5c64f3af6952c4ffc0b12a1c6fffdc0538d01", kill_on_drop: false }`
[INFO] [stdout] ca47e4fe14c71a5cd4b1d5e6d5d5c64f3af6952c4ffc0b12a1c6fffdc0538d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efb63b6a1649fb74d2fd5d4fb5193685745d03f5436ce6dcf9256be9a27f7122
[INFO] running `Command { std: "docker" "start" "-a" "efb63b6a1649fb74d2fd5d4fb5193685745d03f5436ce6dcf9256be9a27f7122", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wee_alloc v0.4.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling parity-codec v2.0.3
[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/parity-codec-2.0.3/src/lib.rs:20:35
[INFO] [stdout]    |
[INFO] [stdout] 20 | #![cfg_attr(not(feature = "std"), feature(alloc))]
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wee_alloc-0.4.2/src/size_classes.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core::alloc::AllocErr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^--------
[INFO] [stdout]   |     |            |
[INFO] [stdout]   |     |            help: a similar name exists in the module: `AllocError`
[INFO] [stdout]   |     no `AllocErr` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `core::alloc::Alloc`, `core::alloc::AllocErr`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wee_alloc-0.4.2/src/lib.rs:275:19
[INFO] [stdout]     |
[INFO] [stdout] 275 | use core::alloc::{Alloc, AllocErr, GlobalAlloc, Layout};
[INFO] [stdout]     |                   ^^^^^  ^^^^^^^^
[INFO] [stdout]     |                   |      |
[INFO] [stdout]     |                   |      no `AllocErr` in `alloc`
[INFO] [stdout]     |                   |      help: a similar name exists in the module: `AllocError`
[INFO] [stdout]     |                   no `Alloc` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `core::alloc::AllocErr`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wee_alloc-0.4.2/src/imp_unix.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use core::alloc::AllocErr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^--------
[INFO] [stdout]   |     |            |
[INFO] [stdout]   |     |            help: a similar name exists in the module: `AllocError`
[INFO] [stdout]   |     no `AllocErr` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[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/wee_alloc-0.4.2/src/lib.rs:228:1
[INFO] [stdout]     |
[INFO] [stdout] 228 | #![feature(alloc, allocator_api, core_intrinsics)]
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wee_alloc`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "efb63b6a1649fb74d2fd5d4fb5193685745d03f5436ce6dcf9256be9a27f7122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb63b6a1649fb74d2fd5d4fb5193685745d03f5436ce6dcf9256be9a27f7122", kill_on_drop: false }`
[INFO] [stdout] efb63b6a1649fb74d2fd5d4fb5193685745d03f5436ce6dcf9256be9a27f7122
