[INFO] cloning repository https://github.com/furkancetinalp/icp_appointment_app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/furkancetinalp/icp_appointment_app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkancetinalp%2Ficp_appointment_app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkancetinalp%2Ficp_appointment_app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2061c7dd1e5e88b3d00934286bf0f49b35c765f4
[INFO] checking furkancetinalp/icp_appointment_app against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffurkancetinalp%2Ficp_appointment_app" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/furkancetinalp/icp_appointment_app on toolchain 40daf23eeb711dadf140b2536e67e3ff4c999196
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/furkancetinalp/icp_appointment_app
[INFO] finished tweaking git repo https://github.com/furkancetinalp/icp_appointment_app
[INFO] tweaked toml for git repo https://github.com/furkancetinalp/icp_appointment_app written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/furkancetinalp/icp_appointment_app 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" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 564a7656c5c790747cc18a59f8dfa5fa5438841ab017f5597f9d56d5413b9252
[INFO] running `Command { std: "docker" "start" "-a" "564a7656c5c790747cc18a59f8dfa5fa5438841ab017f5597f9d56d5413b9252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "564a7656c5c790747cc18a59f8dfa5fa5438841ab017f5597f9d56d5413b9252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "564a7656c5c790747cc18a59f8dfa5fa5438841ab017f5597f9d56d5413b9252", kill_on_drop: false }`
[INFO] [stdout] 564a7656c5c790747cc18a59f8dfa5fa5438841ab017f5597f9d56d5413b9252
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+40daf23eeb711dadf140b2536e67e3ff4c999196" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57f6ae6f76dfa4a78366ab312a07d7cee5fb68eeb7b3935f703683a0f14473e4
[INFO] running `Command { std: "docker" "start" "-a" "57f6ae6f76dfa4a78366ab312a07d7cee5fb68eeb7b3935f703683a0f14473e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling syn v2.0.55
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling pretty v0.12.3
[INFO] [stderr]    Compiling leb128 v0.2.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]     Checking ic0 v0.21.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking ic-stable-structures v0.5.6
[INFO] [stderr]     Checking uuid v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling candid_derive v0.6.6
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling binread v2.2.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking ic_principal v0.1.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]    Compiling serde_tokenstream v0.1.7
[INFO] [stderr]    Compiling candid v0.10.6
[INFO] [stderr]    Compiling ic-cdk-macros v0.8.4
[INFO] [stderr]     Checking ic-cdk v0.12.1
[INFO] [stderr]     Checking ic-cdk-timers v0.6.0
[INFO] [stderr]     Checking appointment_backend v0.1.0 (/opt/rustwide/workdir/src/appointment_backend)
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/appointment_backend/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]  --> src/appointment_backend/src/lib.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use uuid::Uuid;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/appointment_backend/src/lib.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Some(data) => {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/appointment_backend/src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn to_bytes(&self) -> std::borrow::Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     ---------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/appointment_backend/src/lib.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 |         Some(data) => {
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/appointment_backend/src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn to_bytes(&self) -> std::borrow::Cow<[u8]> {
[INFO] [stdout]    |                 ^^^^^     ---------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.85s
[INFO] running `Command { std: "docker" "inspect" "57f6ae6f76dfa4a78366ab312a07d7cee5fb68eeb7b3935f703683a0f14473e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57f6ae6f76dfa4a78366ab312a07d7cee5fb68eeb7b3935f703683a0f14473e4", kill_on_drop: false }`
[INFO] [stdout] 57f6ae6f76dfa4a78366ab312a07d7cee5fb68eeb7b3935f703683a0f14473e4