[INFO] cloning repository https://github.com/sks006/HashChain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sks006/HashChain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsks006%2FHashChain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsks006%2FHashChain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b350ff4a2091a021e3ae9674d5d2dc6d1cb7f7ce
[INFO] testing sks006/HashChain against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsks006%2FHashChain" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sks006/HashChain
[INFO] finished tweaking git repo https://github.com/sks006/HashChain
[INFO] tweaked toml for git repo https://github.com/sks006/HashChain written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sks006/HashChain on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sks006/HashChain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99f17f057d896d40410e91946d5f5b6b00f3b2ea917e762023574ad9048032e4
[INFO] running `Command { std: "docker" "start" "-a" "99f17f057d896d40410e91946d5f5b6b00f3b2ea917e762023574ad9048032e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f17f057d896d40410e91946d5f5b6b00f3b2ea917e762023574ad9048032e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f17f057d896d40410e91946d5f5b6b00f3b2ea917e762023574ad9048032e4", kill_on_drop: false }`
[INFO] [stdout] 99f17f057d896d40410e91946d5f5b6b00f3b2ea917e762023574ad9048032e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d977177e48fca7e02d489b9a29bba0c6a89425a9b6e0a975059cd0574c0ccccf
[INFO] running `Command { std: "docker" "start" "-a" "d977177e48fca7e02d489b9a29bba0c6a89425a9b6e0a975059cd0574c0ccccf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling macros v0.1.0 (/opt/rustwide/workdir/macros)
[INFO] [stderr]    Compiling hash_chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_nonce` is never used
[INFO] [stdout]   --> src/system.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Config> SystemPallet<T> {
[INFO] [stdout]    | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn get_nonce(&self, who: &T::AccountId) -> T::Nonce {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IncBlockNumber` is never constructed
[INFO] [stdout]   --> src/system.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum Call {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 45 |     IncBlockNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Call` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "d977177e48fca7e02d489b9a29bba0c6a89425a9b6e0a975059cd0574c0ccccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d977177e48fca7e02d489b9a29bba0c6a89425a9b6e0a975059cd0574c0ccccf", kill_on_drop: false }`
[INFO] [stdout] d977177e48fca7e02d489b9a29bba0c6a89425a9b6e0a975059cd0574c0ccccf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f452c6be0634671f178878a2fa6e3341c43e30945d9241ed000cce10f8331928
[INFO] running `Command { std: "docker" "start" "-a" "f452c6be0634671f178878a2fa6e3341c43e30945d9241ed000cce10f8331928", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `get_nonce` is never used
[INFO] [stdout]   --> src/system.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl<T: Config> SystemPallet<T> {
[INFO] [stdout]    | ------------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 38 |     pub fn get_nonce(&self, who: &T::AccountId) -> T::Nonce {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `IncBlockNumber` is never constructed
[INFO] [stdout]   --> src/system.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub enum Call {
[INFO] [stdout]    |          ---- variant in this enum
[INFO] [stdout] 45 |     IncBlockNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Call` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "f452c6be0634671f178878a2fa6e3341c43e30945d9241ed000cce10f8331928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f452c6be0634671f178878a2fa6e3341c43e30945d9241ed000cce10f8331928", kill_on_drop: false }`
[INFO] [stdout] f452c6be0634671f178878a2fa6e3341c43e30945d9241ed000cce10f8331928
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 99830c28a22f0f7bb4a810380c79e9dbcb790f6f22fb35ff613dd0a38c09bd71
[INFO] running `Command { std: "docker" "start" "-a" "99830c28a22f0f7bb4a810380c79e9dbcb790f6f22fb35ff613dd0a38c09bd71", kill_on_drop: false }`
[INFO] [stderr] warning: method `get_nonce` is never used
[INFO] [stderr]   --> src/system.rs:38:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl<T: Config> SystemPallet<T> {
[INFO] [stderr]    | ------------------------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 38 |     pub fn get_nonce(&self, who: &T::AccountId) -> T::Nonce {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `IncBlockNumber` is never constructed
[INFO] [stderr]   --> src/system.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub enum Call {
[INFO] [stderr]    |          ---- variant in this enum
[INFO] [stderr] 45 |     IncBlockNumber,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Call` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `hash_chain` (bin "hash_chain" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/hash_chain-d38900bb8473ee03)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test proof_of_existence::test::basic_proof_of_existence ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99830c28a22f0f7bb4a810380c79e9dbcb790f6f22fb35ff613dd0a38c09bd71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99830c28a22f0f7bb4a810380c79e9dbcb790f6f22fb35ff613dd0a38c09bd71", kill_on_drop: false }`
[INFO] [stdout] 99830c28a22f0f7bb4a810380c79e9dbcb790f6f22fb35ff613dd0a38c09bd71