[INFO] fetching crate cashweb-bitcoin 0.1.0-alpha.4...
[INFO] checking cashweb-bitcoin-0.1.0-alpha.4 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate cashweb-bitcoin 0.1.0-alpha.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cashweb-bitcoin 0.1.0-alpha.4 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cashweb-bitcoin 0.1.0-alpha.4
[INFO] finished tweaking crates.io crate cashweb-bitcoin 0.1.0-alpha.4
[INFO] tweaked toml for crates.io crate cashweb-bitcoin 0.1.0-alpha.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43e4c22a7383447aad328ded636bba59a1588dc97575aba44df71eb8b6499259
[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" "43e4c22a7383447aad328ded636bba59a1588dc97575aba44df71eb8b6499259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43e4c22a7383447aad328ded636bba59a1588dc97575aba44df71eb8b6499259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43e4c22a7383447aad328ded636bba59a1588dc97575aba44df71eb8b6499259", kill_on_drop: false }`
[INFO] [stdout] 43e4c22a7383447aad328ded636bba59a1588dc97575aba44df71eb8b6499259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96f907d502f3b8120f1a1b55a9843472ec19f4f7d375ca6fca317be2a6c0dec6
[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" "96f907d502f3b8120f1a1b55a9843472ec19f4f7d375ca6fca317be2a6c0dec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking ring v0.16.20
[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]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking cashweb-secp256k1 v0.19.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking cashweb-bitcoin v0.1.0-alpha.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.67s
[INFO] running `Command { std: "docker" "inspect" "96f907d502f3b8120f1a1b55a9843472ec19f4f7d375ca6fca317be2a6c0dec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96f907d502f3b8120f1a1b55a9843472ec19f4f7d375ca6fca317be2a6c0dec6", kill_on_drop: false }`
[INFO] [stdout] 96f907d502f3b8120f1a1b55a9843472ec19f4f7d375ca6fca317be2a6c0dec6