[INFO] fetching crate ic-cron 0.2.8...
[INFO] checking ic-cron-0.2.8 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate ic-cron 0.2.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ic-cron 0.2.8 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ic-cron 0.2.8
[INFO] finished tweaking crates.io crate ic-cron 0.2.8
[INFO] tweaked toml for crates.io crate ic-cron 0.2.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ic-cdk-macros v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6cae518f2a39526d7524ee345b2550ed50185d189299afb114c3d3522b417a5
[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" "f6cae518f2a39526d7524ee345b2550ed50185d189299afb114c3d3522b417a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6cae518f2a39526d7524ee345b2550ed50185d189299afb114c3d3522b417a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6cae518f2a39526d7524ee345b2550ed50185d189299afb114c3d3522b417a5", kill_on_drop: false }`
[INFO] [stdout] f6cae518f2a39526d7524ee345b2550ed50185d189299afb114c3d3522b417a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e6ce08c0ad6cffcc453a8a4ef0452cbb06fa909d8389044f30de12fbd444134
[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" "1e6ce08c0ad6cffcc453a8a4ef0452cbb06fa909d8389044f30de12fbd444134", kill_on_drop: false }`
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling candid_derive v0.4.5
[INFO] [stderr]    Compiling string_cache v0.8.2
[INFO] [stderr]    Compiling lalrpop-util v0.19.6
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking ic-types v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_tokenstream v0.1.2
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]    Compiling candid v0.7.8
[INFO] [stderr]     Checking ic-cdk v0.3.2
[INFO] [stderr]     Checking union-utils v0.1.4
[INFO] [stderr]    Compiling ic-cdk-macros v0.3.2
[INFO] [stderr]     Checking ic-cron v0.2.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `cron_enqueue`
[INFO] [stdout]    --> src/macros.rs:18:9
[INFO] [stdout]     |
[INFO] [stdout] 18  | /         pub fn cron_enqueue<Payload: ic_cdk::export::candid::CandidType>(
[INFO] [stdout] 19  | |             kind: u8,
[INFO] [stdout] 20  | |             payload: Payload,
[INFO] [stdout] 21  | |             scheduling_interval: ic_cron::types::SchedulingInterval,
[INFO] [stdout] ...   |
[INFO] [stdout] 33  | |             Ok(id)
[INFO] [stdout] 34  | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 101 |       implement_cron!();
[INFO] [stdout]     |       ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `implement_cron` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `cron_dequeue`
[INFO] [stdout]    --> src/macros.rs:36:9
[INFO] [stdout]     |
[INFO] [stdout] 36  | /         pub fn cron_dequeue(
[INFO] [stdout] 37  | |             task_id: ic_cron::types::TaskId,
[INFO] [stdout] 38  | |         ) -> Option<ic_cron::types::ScheduledTask> {
[INFO] [stdout] 39  | |             get_cron_state().dequeue(task_id)
[INFO] [stdout] 40  | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout] ...
[INFO] [stdout] 101 |       implement_cron!();
[INFO] [stdout]     |       ------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `implement_cron` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 42s
[INFO] running `Command { std: "docker" "inspect" "1e6ce08c0ad6cffcc453a8a4ef0452cbb06fa909d8389044f30de12fbd444134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e6ce08c0ad6cffcc453a8a4ef0452cbb06fa909d8389044f30de12fbd444134", kill_on_drop: false }`
[INFO] [stdout] 1e6ce08c0ad6cffcc453a8a4ef0452cbb06fa909d8389044f30de12fbd444134
