[INFO] cloning repository https://github.com/casey/warpwallet-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/warpwallet-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fwarpwallet-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fwarpwallet-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f9c2fa0b8fc069f631aeee1cc7a360115609415
[INFO] checking casey/warpwallet-rs against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fwarpwallet-rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/warpwallet-rs on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/warpwallet-rs
[INFO] finished tweaking git repo https://github.com/casey/warpwallet-rs
[INFO] tweaked toml for git repo https://github.com/casey/warpwallet-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/warpwallet-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9a3199ffe2407e497b6f56fa496939b4fe6265d273257c384c2d18eec170626
[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" "f9a3199ffe2407e497b6f56fa496939b4fe6265d273257c384c2d18eec170626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9a3199ffe2407e497b6f56fa496939b4fe6265d273257c384c2d18eec170626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a3199ffe2407e497b6f56fa496939b4fe6265d273257c384c2d18eec170626", kill_on_drop: false }`
[INFO] [stdout] f9a3199ffe2407e497b6f56fa496939b4fe6265d273257c384c2d18eec170626
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9582b1dd54c55b39a0c274e7f05690a20f751af5935831885443d9f880061c7
[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" "c9582b1dd54c55b39a0c274e7f05690a20f751af5935831885443d9f880061c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]     Checking language-tags v0.0.7
[INFO] [stderr]    Compiling ring v0.6.3
[INFO] [stderr]     Checking rustc-demangle v0.1.3
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking serde v0.9.7
[INFO] [stderr]     Checking num-complex v0.1.35
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]     Checking term_size v0.2.2
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.6.2
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking thread_local v0.3.2
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking brev v0.1.7
[INFO] [stderr]     Checking clap v2.20.3
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking regex v0.2.1
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]    Compiling backtrace-sys v0.1.8
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling secp256k1 v0.6.0
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking cookie v0.1.21
[INFO] [stderr]     Checking mime v0.1.3
[INFO] [stderr]     Checking strason v0.3.4
[INFO] [stderr]     Checking serde_json v0.6.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.13.0
[INFO] [stderr]     Checking ring-pwhash v0.1.2
[INFO] [stderr]     Checking hyper v0.6.16
[INFO] [stderr]     Checking serde_json v0.9.6
[INFO] [stderr]    Compiling serde_derive v0.9.7
[INFO] [stderr]     Checking jsonrpc v0.7.6
[INFO] [stderr]     Checking bitcoin v0.9.0
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking warpwallet v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / error_chain!{
[INFO] [stdout] 20 | |   types {
[INFO] [stdout] 21 | |     Error, ErrorKind, ResultExt;
[INFO] [stdout] 22 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / error_chain!{
[INFO] [stdout] 20 | |   types {
[INFO] [stdout] 21 | |     Error, ErrorKind, ResultExt;
[INFO] [stdout] 22 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / error_chain!{
[INFO] [stdout] 20 | |   types {
[INFO] [stdout] 21 | |     Error, ErrorKind, ResultExt;
[INFO] [stdout] 22 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/main.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | / error_chain!{
[INFO] [stdout] 20 | |   types {
[INFO] [stdout] 21 | |     Error, ErrorKind, ResultExt;
[INFO] [stdout] 22 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | |   }
[INFO] [stdout] 35 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `private_key`
[INFO] [stdout]   --> src/main.rs:64:3
[INFO] [stdout]    |
[INFO] [stdout] 64 |   private_key: String,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `s1`
[INFO] [stdout]   --> src/main.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |   s1:          Seed,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `s2`
[INFO] [stdout]   --> src/main.rs:61:3
[INFO] [stdout]    |
[INFO] [stdout] 61 |   s2:          Seed,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `s3`
[INFO] [stdout]   --> src/main.rs:62:3
[INFO] [stdout]    |
[INFO] [stdout] 62 |   s3:          Seed,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `address`
[INFO] [stdout]   --> src/main.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 |   address:     String,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `private_key`
[INFO] [stdout]   --> src/main.rs:64:3
[INFO] [stdout]    |
[INFO] [stdout] 64 |   private_key: String,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_hex`
[INFO] [stdout]   --> src/main.rs:79:6
[INFO] [stdout]    |
[INFO] [stdout] 79 |   fn from_hex(hex: &str) -> Result<Seed, FromHexError> {
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.50s
[INFO] running `Command { std: "docker" "inspect" "c9582b1dd54c55b39a0c274e7f05690a20f751af5935831885443d9f880061c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9582b1dd54c55b39a0c274e7f05690a20f751af5935831885443d9f880061c7", kill_on_drop: false }`
[INFO] [stdout] c9582b1dd54c55b39a0c274e7f05690a20f751af5935831885443d9f880061c7