[INFO] cloning repository https://github.com/vickyqb/voting [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vickyqb/voting" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyqb%2Fvoting", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyqb%2Fvoting'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 88a7e9e91d3e38ef5c144d954264d25baf097faf [INFO] checking vickyqb/voting against master#40daf23eeb711dadf140b2536e67e3ff4c999196 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvickyqb%2Fvoting" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vickyqb/voting 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/vickyqb/voting [INFO] finished tweaking git repo https://github.com/vickyqb/voting [INFO] tweaked toml for git repo https://github.com/vickyqb/voting written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/vickyqb/voting 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ic-cdk-timers v0.10.0 [INFO] [stderr] Downloaded ic-stable-structures v0.6.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7c703e79213980b4aee280fab9ec5bba86d727bdc45af3702845ae90fdb32005 [INFO] running `Command { std: "docker" "start" "-a" "7c703e79213980b4aee280fab9ec5bba86d727bdc45af3702845ae90fdb32005", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7c703e79213980b4aee280fab9ec5bba86d727bdc45af3702845ae90fdb32005", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c703e79213980b4aee280fab9ec5bba86d727bdc45af3702845ae90fdb32005", kill_on_drop: false }` [INFO] [stdout] 7c703e79213980b4aee280fab9ec5bba86d727bdc45af3702845ae90fdb32005 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8a4915122e4b635f6aef8952c3336e65b17566bed748d7a301373324bad95f54 [INFO] running `Command { std: "docker" "start" "-a" "8a4915122e4b635f6aef8952c3336e65b17566bed748d7a301373324bad95f54", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling serde v1.0.217 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling thiserror v1.0.69 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling rustversion v1.0.19 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling anyhow v1.0.95 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Checking cpufeatures v0.2.16 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling typed-arena v2.0.2 [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling data-encoding v2.7.0 [INFO] [stderr] Compiling cc v1.2.10 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Compiling pretty v0.12.3 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling leb128 v0.2.5 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling slotmap v1.0.7 [INFO] [stderr] Checking ic0 v0.23.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Compiling syn v2.0.96 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Compiling psm v0.1.24 [INFO] [stderr] Compiling stacker v0.1.17 [INFO] [stderr] Compiling binread_derive v2.1.0 [INFO] [stderr] Compiling serde_derive v1.0.217 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling candid_derive v0.6.6 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Compiling binread v2.2.0 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking ic_principal v0.1.1 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking ic-stable-structures v0.6.7 [INFO] [stderr] Compiling serde_tokenstream v0.2.2 [INFO] [stderr] Checking candid v0.10.13 [INFO] [stderr] Compiling ic-cdk-macros v0.16.0 [INFO] [stderr] Checking ic-cdk v0.16.0 [INFO] [stderr] Checking ic-cdk-timers v0.10.0 [INFO] [stderr] Checking voting_backend v0.1.0 (/opt/rustwide/workdir/src/voting_backend) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/voting_backend/src/lib.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | 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] 30 | fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/voting_backend/src/lib.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | 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] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 46 | fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/voting_backend/src/lib.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | / VOTERS.with(|voters| { [INFO] [stdout] 103 | | let mut voters = voters.borrow_mut(); [INFO] [stdout] 104 | | if !voters.contains_key(&name) { [INFO] [stdout] 105 | | voters.insert(name.clone(), Voter { [INFO] [stdout] ... | [INFO] [stdout] 113 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = VOTERS.with(|voters| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/voting_backend/src/lib.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | 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] 30 | fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/voting_backend/src/lib.rs:46:17 [INFO] [stdout] | [INFO] [stdout] 46 | 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] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 46 | fn to_bytes(&self) -> std::borrow::Cow<'_, [u8]> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/voting_backend/src/lib.rs:102:5 [INFO] [stdout] | [INFO] [stdout] 102 | / VOTERS.with(|voters| { [INFO] [stdout] 103 | | let mut voters = voters.borrow_mut(); [INFO] [stdout] 104 | | if !voters.contains_key(&name) { [INFO] [stdout] 105 | | voters.insert(name.clone(), Voter { [INFO] [stdout] ... | [INFO] [stdout] 113 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 102 | let _ = VOTERS.with(|voters| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.32s [INFO] running `Command { std: "docker" "inspect" "8a4915122e4b635f6aef8952c3336e65b17566bed748d7a301373324bad95f54", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a4915122e4b635f6aef8952c3336e65b17566bed748d7a301373324bad95f54", kill_on_drop: false }` [INFO] [stdout] 8a4915122e4b635f6aef8952c3336e65b17566bed748d7a301373324bad95f54