[INFO] cloning repository https://github.com/Joystream/substrate-forum-module
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Joystream/substrate-forum-module" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoystream%2Fsubstrate-forum-module", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoystream%2Fsubstrate-forum-module'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5918fc90d25faeac06311b0d6b05305cbe722a27
[INFO] checking Joystream/substrate-forum-module against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJoystream%2Fsubstrate-forum-module" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Joystream/substrate-forum-module on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Joystream/substrate-forum-module
[INFO] finished tweaking git repo https://github.com/Joystream/substrate-forum-module
[INFO] tweaked toml for git repo https://github.com/Joystream/substrate-forum-module written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--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 elastic-array v0.10.3
[INFO] [stderr]   Downloaded safe-mix v1.0.1
[INFO] [stderr]   Downloaded hash256-std-hasher v0.15.2
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.2.2
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.1.3
[INFO] [stderr]   Downloaded zeroize v0.10.1
[INFO] [stderr]   Downloaded schnorrkel v0.8.5
[INFO] [stderr]   Downloaded integer-sqrt v0.1.5
[INFO] [stderr]   Downloaded environmental v1.1.2
[INFO] [stderr]   Downloaded memory-db v0.15.3
[INFO] [stderr]   Downloaded zeroize v0.9.3
[INFO] [stderr]   Downloaded hash-db v0.15.2
[INFO] [stderr]   Downloaded parity-util-mem v0.2.1
[INFO] [stderr]   Downloaded trie-root v0.15.2
[INFO] [stderr]   Downloaded once_cell v0.2.4
[INFO] [stderr]   Downloaded substrate-bip39 v0.3.1
[INFO] [stderr]   Downloaded trie-db v0.15.2
[INFO] [stderr]   Downloaded wasmi v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fb883b8bbba14dde0d0ccd812ba9009b8236908be60546f7d2e2d7e6576c1fe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8fb883b8bbba14dde0d0ccd812ba9009b8236908be60546f7d2e2d7e6576c1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fb883b8bbba14dde0d0ccd812ba9009b8236908be60546f7d2e2d7e6576c1fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb883b8bbba14dde0d0ccd812ba9009b8236908be60546f7d2e2d7e6576c1fe", kill_on_drop: false }`
[INFO] [stdout] 8fb883b8bbba14dde0d0ccd812ba9009b8236908be60546f7d2e2d7e6576c1fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7fac3ad433df620cae225f7ecd824ba4862a50c27240254817b69506463c9f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d7fac3ad433df620cae225f7ecd824ba4862a50c27240254817b69506463c9f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.17
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking parity-wasm v0.40.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking zeroize v0.9.3
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[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking environmental v1.1.2
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[INFO] [stderr]     Checking zeroize v0.10.1
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]     Checking strum v0.15.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking trie-root v0.15.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking wasmi-validation v0.2.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking elastic-array v0.10.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling sr-io v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking backtrace v0.3.52
[INFO] [stderr]    Compiling const-random-macro v0.1.11
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.4
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking substrate-panic-handler v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking const-random v0.1.11
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking trie-db v0.15.2
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking wasmi v0.5.1
[INFO] [stderr]    Compiling strum_macros v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling substrate-debug-derive v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.1
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling srml-support-procedural-tools-derive v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking parity-util-mem v0.2.1
[INFO] [stderr]     Checking merlin v1.3.0
[INFO] [stderr]     Checking memory-db v0.15.3
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking schnorrkel v0.8.5
[INFO] [stderr]     Checking tiny-bip39 v0.6.2
[INFO] [stderr]     Checking ed25519-dalek v0.9.1
[INFO] [stderr]     Checking substrate-bip39 v0.3.1
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking substrate-primitives-storage v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling srml-support-procedural-tools v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sr-api-macros v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sr-arithmetic v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking primitive-types v0.6.2
[INFO] [stderr]     Checking substrate-externalities v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-primitives v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-trie v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking srml-metadata v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]    Compiling srml-support-procedural v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-state-machine v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-application-crypto v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking sr-primitives v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-inherents v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking sr-version v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-keyring v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking srml-support v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking srml-system v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking srml-balances v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking srml-timestamp v2.0.0 (https://github.com/paritytech/substrate.git?rev=c37bb08535c49a12320af7facfd555ce05cce2e8#c37bb085)
[INFO] [stderr]     Checking substrate-forum-module v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 45s
[INFO] running `Command { std: "docker" "inspect" "d7fac3ad433df620cae225f7ecd824ba4862a50c27240254817b69506463c9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fac3ad433df620cae225f7ecd824ba4862a50c27240254817b69506463c9f3", kill_on_drop: false }`
[INFO] [stdout] d7fac3ad433df620cae225f7ecd824ba4862a50c27240254817b69506463c9f3