[INFO] cloning repository https://github.com/ericx00/carbonlock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericx00/carbonlock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericx00%2Fcarbonlock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericx00%2Fcarbonlock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95704ab54c2dbf7e8018cc3846b369349218f16a
[INFO] checking ericx00/carbonlock against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericx00%2Fcarbonlock" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ericx00/carbonlock
[INFO] finished tweaking git repo https://github.com/ericx00/carbonlock
[INFO] tweaked toml for git repo https://github.com/ericx00/carbonlock written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ericx00/carbonlock on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ericx00/carbonlock 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-cdk-macros v0.8.4
[INFO] [stderr]   Downloaded ic-cdk v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28a459099016ea6c976c6fe54ba03636c74734a16283c1997ac9e1bbc70f4355
[INFO] running `Command { std: "docker" "start" "-a" "28a459099016ea6c976c6fe54ba03636c74734a16283c1997ac9e1bbc70f4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28a459099016ea6c976c6fe54ba03636c74734a16283c1997ac9e1bbc70f4355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a459099016ea6c976c6fe54ba03636c74734a16283c1997ac9e1bbc70f4355", kill_on_drop: false }`
[INFO] [stdout] 28a459099016ea6c976c6fe54ba03636c74734a16283c1997ac9e1bbc70f4355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e6f848dc87d84692700a482a2582b61b5b5d236bb3eba993ac607efa0e8d492
[INFO] running `Command { std: "docker" "start" "-a" "8e6f848dc87d84692700a482a2582b61b5b5d236bb3eba993ac607efa0e8d492", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling cc v1.2.27
[INFO] [stderr]    Compiling crc32fast v1.4.2
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling ic-cdk-executor v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]     Checking ic0 v0.21.1
[INFO] [stderr]    Compiling pretty v0.12.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling ic_principal v0.1.1
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]     Checking candid v0.10.14
[INFO] [stderr]    Compiling ic-cdk-macros v0.8.4
[INFO] [stderr]     Checking ic-cdk v0.12.3
[INFO] [stderr]     Checking carbonlock_backend v0.1.0 (/opt/rustwide/workdir/src/carbonlock_backend)
[INFO] [stdout] warning: unused variable: `canister_id`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let canister_id = get_ckbtc_canister_id().ok_or("ckBTC canister ID not set")?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_canister_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `principal`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub async fn query_balance(principal: Principal) -> Result<u64, String> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_principal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canister_id`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let canister_id = get_ckbtc_canister_id().ok_or("ckBTC canister ID not set")?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_canister_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canister_id`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let canister_id = get_ckbtc_canister_id().ok_or("ckBTC canister ID not set")?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_canister_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `principal`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:84:28
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub async fn query_balance(principal: Principal) -> Result<u64, String> {
[INFO] [stdout]    |                            ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_principal`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `canister_id`
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let canister_id = get_ckbtc_canister_id().ok_or("ckBTC canister ID not set")?;
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_canister_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |         if let Some(mut contract) = contracts.get_mut(&contract_id) {
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if let Some(mut contract) = contracts.get_mut(&contract_id) {
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |         if let Some(mut credit) = credits.get_mut(&credit_id) {
[INFO] [stdout]     |                     ----^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AI_ORACLE_PRINCIPAL` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/lib.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AI_ORACLE_PRINCIPAL: &str = "ai-oracle-principal-id-here";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TxStatus` is never used
[INFO] [stdout]  --> src/carbonlock_backend/src/bitcoin.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum TxStatus {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_ckbtc_canister_id` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn set_ckbtc_canister_id(id: Principal) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ckbtc_canister_id` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn get_ckbtc_canister_id() -> Option<Principal> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transfer_ckbtc` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub async fn transfer_ckbtc(from: Principal, to: Principal, amount: u64) -> Result<u64, String> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_transaction` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_transaction(tx_id: u64) -> Option<Transaction> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_transactions` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn list_transactions() -> Vec<Transaction> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `query_balance` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub async fn query_balance(principal: Principal) -> Result<u64, String> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:141:21
[INFO] [stdout]     |
[INFO] [stdout] 141 |         if let Some(mut contract) = contracts.get_mut(&contract_id) {
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:167:21
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if let Some(mut contract) = contracts.get_mut(&contract_id) {
[INFO] [stdout]     |                     ----^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/carbonlock_backend/src/lib.rs:219:21
[INFO] [stdout]     |
[INFO] [stdout] 219 |         if let Some(mut credit) = credits.get_mut(&credit_id) {
[INFO] [stdout]     |                     ----^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `AI_ORACLE_PRINCIPAL` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/lib.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const AI_ORACLE_PRINCIPAL: &str = "ai-oracle-principal-id-here";
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TxStatus` is never used
[INFO] [stdout]  --> src/carbonlock_backend/src/bitcoin.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum TxStatus {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Transaction` is never constructed
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Transaction {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `set_ckbtc_canister_id` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn set_ckbtc_canister_id(id: Principal) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_ckbtc_canister_id` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn get_ckbtc_canister_id() -> Option<Principal> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transfer_ckbtc` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub async fn transfer_ckbtc(from: Principal, to: Principal, amount: u64) -> Result<u64, String> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_transaction` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:76:8
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub fn get_transaction(tx_id: u64) -> Option<Transaction> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `list_transactions` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn list_transactions() -> Vec<Transaction> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `query_balance` is never used
[INFO] [stdout]   --> src/carbonlock_backend/src/bitcoin.rs:84:14
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub async fn query_balance(principal: Principal) -> Result<u64, String> {
[INFO] [stdout]    |              ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.21s
[INFO] running `Command { std: "docker" "inspect" "8e6f848dc87d84692700a482a2582b61b5b5d236bb3eba993ac607efa0e8d492", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6f848dc87d84692700a482a2582b61b5b5d236bb3eba993ac607efa0e8d492", kill_on_drop: false }`
[INFO] [stdout] 8e6f848dc87d84692700a482a2582b61b5b5d236bb3eba993ac607efa0e8d492
