[INFO] fetching crate descriptor-wallet 0.3.0...
[INFO] checking descriptor-wallet-0.3.0 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213
[INFO] extracting crate descriptor-wallet 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate descriptor-wallet 0.3.0 on toolchain 339e19697a39a78f4d669c217b7d21109215de41
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate descriptor-wallet 0.3.0
[INFO] finished tweaking crates.io crate descriptor-wallet 0.3.0
[INFO] tweaked toml for crates.io crate descriptor-wallet 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a58794a75ab5b2dd81fb9b34892dd1e2d85ba21eef97dc34e6b79d3f4abefcc6
[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" "a58794a75ab5b2dd81fb9b34892dd1e2d85ba21eef97dc34e6b79d3f4abefcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a58794a75ab5b2dd81fb9b34892dd1e2d85ba21eef97dc34e6b79d3f4abefcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58794a75ab5b2dd81fb9b34892dd1e2d85ba21eef97dc34e6b79d3f4abefcc6", kill_on_drop: false }`
[INFO] [stdout] a58794a75ab5b2dd81fb9b34892dd1e2d85ba21eef97dc34e6b79d3f4abefcc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e0ea0ababe4a3db5966d52c55341b9a7ab86ff420d2aa61ab213a516e2bbbcb
[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" "9e0ea0ababe4a3db5966d52c55341b9a7ab86ff420d2aa61ab213a516e2bbbcb", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling secp256k1-sys v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling stringly_conversions v0.1.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_pcg v0.1.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.1.1
[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]    Compiling quote v1.0.8
[INFO] [stderr]     Checking secp256k1 v0.20.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bitcoin v0.26.0
[INFO] [stderr]    Compiling amplify_derive v2.4.4
[INFO] [stderr]     Checking miniscript v5.0.1
[INFO] [stderr]    Compiling amplify v3.0.0
[INFO] [stderr]    Compiling strict_encoding_derive v1.0.0
[INFO] [stderr]     Checking strict_encoding v1.0.4
[INFO] [stderr]     Checking descriptor-wallet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/bip32.rs:277:27
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/bip32.rs:283:19
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn cmp(&self, other: &Self) -> Ordering {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/bip32.rs:289:19
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bip32.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:317:17
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn try_from(value: DerivationStep) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> src/bip32.rs:344:55
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn from_iter<T: IntoIterator<Item = ChildNumber>>(iter: T) -> Self {
[INFO] [stdout]     |                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> src/bip32.rs:350:58
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn from_iter<T: IntoIterator<Item = DerivationStep>>(iter: T) -> Self {
[INFO] [stdout]     |                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:358:17
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn try_from(value: String) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn try_from(value: &str) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bip32.rs:374:17
[INFO] [stdout]     |
[INFO] [stdout] 374 |     fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/bip32.rs:380:19
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/bip32.rs:277:27
[INFO] [stdout]     |
[INFO] [stdout] 277 |     fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
[INFO] [stdout]     |                           ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `other`
[INFO] [stdout]    --> src/bip32.rs:283:19
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn cmp(&self, other: &Self) -> Ordering {
[INFO] [stdout]     |                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_other`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/bip32.rs:289:19
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bip32.rs:297:17
[INFO] [stdout]     |
[INFO] [stdout] 297 |     fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:317:17
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn try_from(value: DerivationStep) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> src/bip32.rs:344:55
[INFO] [stdout]     |
[INFO] [stdout] 344 |     fn from_iter<T: IntoIterator<Item = ChildNumber>>(iter: T) -> Self {
[INFO] [stdout]     |                                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iter`
[INFO] [stdout]    --> src/bip32.rs:350:58
[INFO] [stdout]     |
[INFO] [stdout] 350 |     fn from_iter<T: IntoIterator<Item = DerivationStep>>(iter: T) -> Self {
[INFO] [stdout]     |                                                          ^^^^ help: if this is intentional, prefix it with an underscore: `_iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:358:17
[INFO] [stdout]     |
[INFO] [stdout] 358 |     fn try_from(value: String) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bip32.rs:366:17
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn try_from(value: &str) -> Result<Self, Self::Error> {
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/bip32.rs:374:17
[INFO] [stdout]     |
[INFO] [stdout] 374 |     fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/bip32.rs:380:19
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.46s
[INFO] running `Command { std: "docker" "inspect" "9e0ea0ababe4a3db5966d52c55341b9a7ab86ff420d2aa61ab213a516e2bbbcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e0ea0ababe4a3db5966d52c55341b9a7ab86ff420d2aa61ab213a516e2bbbcb", kill_on_drop: false }`
[INFO] [stdout] 9e0ea0ababe4a3db5966d52c55341b9a7ab86ff420d2aa61ab213a516e2bbbcb