[INFO] fetching crate tc-light 2.0.0...
[INFO] checking tc-light-2.0.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate tc-light 2.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate tc-light 2.0.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tc-light 2.0.0
[INFO] finished tweaking crates.io crate tc-light 2.0.0
[INFO] tweaked toml for crates.io crate tc-light 2.0.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0c4c88b031ed4551c30e440e1667b3a31409302d4b33d8bd50b9eb40558394ba
[INFO] running `Command { std: "docker" "start" "-a" "0c4c88b031ed4551c30e440e1667b3a31409302d4b33d8bd50b9eb40558394ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c4c88b031ed4551c30e440e1667b3a31409302d4b33d8bd50b9eb40558394ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4c88b031ed4551c30e440e1667b3a31409302d4b33d8bd50b9eb40558394ba", kill_on_drop: false }`
[INFO] [stdout] 0c4c88b031ed4551c30e440e1667b3a31409302d4b33d8bd50b9eb40558394ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e444ac843e44e834c6fff26f984928e51421ca75bd1a07e16f99148c749bf83
[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" "1e444ac843e44e834c6fff26f984928e51421ca75bd1a07e16f99148c749bf83", kill_on_drop: false }`
[INFO] [stderr]     Checking tetsy-wasm v0.41.0
[INFO] [stderr]     Checking futures-util v0.3.15
[INFO] [stderr]     Checking serializer v2.0.2
[INFO] [stderr]     Checking tetcore-storage v2.0.2
[INFO] [stderr]     Checking externalities v0.8.2
[INFO] [stderr]     Checking twasmi-validation v0.3.0
[INFO] [stderr]     Checking twasmi v0.6.2
[INFO] [stderr]     Checking tetcore-wasm-interface v2.0.2
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking tp-runtime-interface v2.0.2
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking tetsy-multistream-select v0.10.2
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking tetcore-utils v2.0.2
[INFO] [stderr]     Checking tetsy-libp2p-core v0.27.2
[INFO] [stderr]     Checking tet-core v2.0.2
[INFO] [stderr]     Checking tetsy-libp2p-swarm v0.27.1
[INFO] [stderr]     Checking tp-trie v2.0.2
[INFO] [stderr]     Checking tp-keystore v0.8.1
[INFO] [stderr]     Checking tp-inherents v2.0.2
[INFO] [stderr]     Checking tp-allocator v2.0.2
[INFO] [stderr]     Checking tc-executor-common v0.8.0
[INFO] [stderr]     Checking tetsy-libp2p v0.34.3
[INFO] [stderr]     Checking tp-state-machine v0.8.2
[INFO] [stderr]     Checking tc-executor-twasmi v0.8.0
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking tet-io v2.0.2
[INFO] [stderr]     Checking tet-application-crypto v2.0.2
[INFO] [stderr]     Checking tp-tasks v2.0.1
[INFO] [stderr]     Checking prometheus-endpoint v0.8.1
[INFO] [stderr]     Checking tp-runtime v2.0.2
[INFO] [stderr]     Checking tp-version v2.0.2
[INFO] [stderr]     Checking tp-api v2.0.2
[INFO] [stderr]     Checking tp-consensus v0.8.2
[INFO] [stderr]     Checking tc-executor v0.8.0
[INFO] [stderr]     Checking tp-blockchain v2.0.2
[INFO] [stderr]     Checking tp-transaction-pool v2.0.2
[INFO] [stderr]     Checking tc-client-api v2.0.0
[INFO] [stderr]     Checking tc-light v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "1e444ac843e44e834c6fff26f984928e51421ca75bd1a07e16f99148c749bf83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e444ac843e44e834c6fff26f984928e51421ca75bd1a07e16f99148c749bf83", kill_on_drop: false }`
[INFO] [stdout] 1e444ac843e44e834c6fff26f984928e51421ca75bd1a07e16f99148c749bf83