[INFO] cloning repository https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreOssun%2F-SubstrateDevAcademy-Assignement-1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreOssun%2F-SubstrateDevAcademy-Assignement-1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89c176b1a71ad12e78f39481a4eb59b3542e1bbc
[INFO] checking PierreOssun/-SubstrateDevAcademy-Assignement-1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPierreOssun%2F-SubstrateDevAcademy-Assignement-1" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1
[INFO] finished tweaking git repo https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1
[INFO] tweaked toml for git repo https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1 written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/PierreOssun/-SubstrateDevAcademy-Assignement-1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5024424d0caea47d49a3b3603029e19b5794bf6d0f3095d2d21e7f58b1981e5d
[INFO] running `Command { std: "docker" "start" "-a" "5024424d0caea47d49a3b3603029e19b5794bf6d0f3095d2d21e7f58b1981e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5024424d0caea47d49a3b3603029e19b5794bf6d0f3095d2d21e7f58b1981e5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5024424d0caea47d49a3b3603029e19b5794bf6d0f3095d2d21e7f58b1981e5d", kill_on_drop: false }`
[INFO] [stdout] 5024424d0caea47d49a3b3603029e19b5794bf6d0f3095d2d21e7f58b1981e5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f90bc1d2dd34d9c8b37b38963ffe5c188a633ba230fca246b20a9743de6d04e5
[INFO] running `Command { std: "docker" "start" "-a" "f90bc1d2dd34d9c8b37b38963ffe5c188a633ba230fca246b20a9743de6d04e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking signature v1.1.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking wasmparser v0.57.0
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking sp-std v2.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking dyn-clone v1.0.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking event-listener v2.2.1
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling prometheus v0.10.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking lru_time_cache v0.10.0
[INFO] [stderr]     Checking atomic v0.4.6
[INFO] [stderr]     Checking wasmparser v0.59.0
[INFO] [stderr]    Compiling wasmtime-environ v0.19.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking object v0.19.0
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]     Checking mio-named-pipes v0.1.7
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking retain_mut v0.1.1
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v2.0.0
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0
[INFO] [stderr]    Compiling platforms v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]     Checking wast v21.0.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking linked_hash_set v0.1.4
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=5d1e0d8fbfc49916 -C extra-filename=-5d1e0d8fbfc49916 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f90bc1d2dd34d9c8b37b38963ffe5c188a633ba230fca246b20a9743de6d04e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90bc1d2dd34d9c8b37b38963ffe5c188a633ba230fca246b20a9743de6d04e5", kill_on_drop: false }`
[INFO] [stdout] f90bc1d2dd34d9c8b37b38963ffe5c188a633ba230fca246b20a9743de6d04e5