[INFO] fetching crate sapio-front 0.1.2...
[INFO] checking sapio-front-0.1.2 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate sapio-front 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sapio-front 0.1.2 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sapio-front 0.1.2
[INFO] finished tweaking crates.io crate sapio-front 0.1.2
[INFO] tweaked toml for crates.io crate sapio-front 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f7823f33806ddb24deec16826f31b2944b26b5a3cf18cdb579647ab53e00efe
[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" "8f7823f33806ddb24deec16826f31b2944b26b5a3cf18cdb579647ab53e00efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f7823f33806ddb24deec16826f31b2944b26b5a3cf18cdb579647ab53e00efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f7823f33806ddb24deec16826f31b2944b26b5a3cf18cdb579647ab53e00efe", kill_on_drop: false }`
[INFO] [stdout] 8f7823f33806ddb24deec16826f31b2944b26b5a3cf18cdb579647ab53e00efe
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff41b2b56ff448e2a71aec0708dda257625c81a7146f14a5ef18e1bcd52e861b
[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" "ff41b2b56ff448e2a71aec0708dda257625c81a7146f14a5ef18e1bcd52e861b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling schemars_derive v0.8.3
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking schemars v0.8.3
[INFO] [stderr]     Checking sapio-secp256k1 v0.20.1
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking sapio-bitcoin v0.26.0
[INFO] [stderr]     Checking sapio-miniscript v5.1.0
[INFO] [stderr]     Checking sapio-base v0.1.0
[INFO] [stderr]     Checking sapio-ctv-emulator-trait v0.1.2
[INFO] [stderr]     Checking sapio v0.1.2
[INFO] [stderr]     Checking sapio-front v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `contracts`
[INFO] [stdout]    --> src/session.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 |     contracts: HashMap<Key, Compiled>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `example_msg`
[INFO] [stdout]    --> src/session.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     example_msg: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `contracts`
[INFO] [stdout]    --> src/session.rs:297:5
[INFO] [stdout]     |
[INFO] [stdout] 297 |     contracts: HashMap<Key, Compiled>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `example_msg`
[INFO] [stdout]    --> src/session.rs:298:5
[INFO] [stdout]     |
[INFO] [stdout] 298 |     example_msg: Option<String>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "ff41b2b56ff448e2a71aec0708dda257625c81a7146f14a5ef18e1bcd52e861b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff41b2b56ff448e2a71aec0708dda257625c81a7146f14a5ef18e1bcd52e861b", kill_on_drop: false }`
[INFO] [stdout] ff41b2b56ff448e2a71aec0708dda257625c81a7146f14a5ef18e1bcd52e861b