[INFO] fetching crate elements 0.17.0...
[INFO] checking elements-0.17.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate elements 0.17.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate elements 0.17.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elements 0.17.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate elements 0.17.0
[INFO] tweaked toml for crates.io crate elements 0.17.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate elements 0.17.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded secp256k1-zkp v0.4.0
[INFO] [stderr]   Downloaded secp256k1-zkp-sys v0.4.0
[INFO] [stderr]   Downloaded slip21 v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff5346fe4daafb5596cc9c16016a817f0f8ef2d47b0e971875aea19e521f2b26
[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" "ff5346fe4daafb5596cc9c16016a817f0f8ef2d47b0e971875aea19e521f2b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff5346fe4daafb5596cc9c16016a817f0f8ef2d47b0e971875aea19e521f2b26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff5346fe4daafb5596cc9c16016a817f0f8ef2d47b0e971875aea19e521f2b26", kill_on_drop: false }`
[INFO] [stdout] ff5346fe4daafb5596cc9c16016a817f0f8ef2d47b0e971875aea19e521f2b26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 425317f2d5bd38a9c8b34f231176ed5eb76f69d3b7d88e2d6bed6e47997168b8
[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" "425317f2d5bd38a9c8b34f231176ed5eb76f69d3b7d88e2d6bed6e47997168b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]    Compiling secp256k1-zkp-sys v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking slip21 v0.2.0
[INFO] [stderr]     Checking secp256k1 v0.20.1
[INFO] [stderr]     Checking bitcoin v0.26.0
[INFO] [stderr]     Checking secp256k1-zkp v0.4.0
[INFO] [stderr]     Checking elements v0.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.90s
[INFO] running `Command { std: "docker" "inspect" "425317f2d5bd38a9c8b34f231176ed5eb76f69d3b7d88e2d6bed6e47997168b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "425317f2d5bd38a9c8b34f231176ed5eb76f69d3b7d88e2d6bed6e47997168b8", kill_on_drop: false }`
[INFO] [stdout] 425317f2d5bd38a9c8b34f231176ed5eb76f69d3b7d88e2d6bed6e47997168b8