[INFO] fetching crate tapyrus 0.4.5...
[INFO] checking tapyrus-0.4.5 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate tapyrus 0.4.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tapyrus 0.4.5 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tapyrus 0.4.5
[INFO] finished tweaking crates.io crate tapyrus 0.4.5
[INFO] tweaked toml for crates.io crate tapyrus 0.4.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tapyrus 0.4.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f189201e82f59533ed3d21550b70227b08527bbae45c267e20678d39edfc14b9
[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" "f189201e82f59533ed3d21550b70227b08527bbae45c267e20678d39edfc14b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f189201e82f59533ed3d21550b70227b08527bbae45c267e20678d39edfc14b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f189201e82f59533ed3d21550b70227b08527bbae45c267e20678d39edfc14b9", kill_on_drop: false }`
[INFO] [stdout] f189201e82f59533ed3d21550b70227b08527bbae45c267e20678d39edfc14b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a2e3045726a4918665cf6429ce2693c001d2239f778285d47a0dcdedea572a6
[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" "6a2e3045726a4918665cf6429ce2693c001d2239f778285d47a0dcdedea572a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.3
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling rug v1.11.0
[INFO] [stderr]     Checking az v1.1.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bitcoin_hashes v0.8.0
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking secp256k1 v0.20.1
[INFO] [stderr]     Checking serde_test v1.0.123
[INFO] [stderr]     Checking serde_json v1.0.44
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "6a2e3045726a4918665cf6429ce2693c001d2239f778285d47a0dcdedea572a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a2e3045726a4918665cf6429ce2693c001d2239f778285d47a0dcdedea572a6", kill_on_drop: false }`
[INFO] [stdout] 6a2e3045726a4918665cf6429ce2693c001d2239f778285d47a0dcdedea572a6