[INFO] cloning repository https://github.com/Heka95/rust_cake_industry
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Heka95/rust_cake_industry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeka95%2Frust_cake_industry", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeka95%2Frust_cake_industry'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1ea53834c26a5626311ccf6ae303d5212059f64
[INFO] checking Heka95/rust_cake_industry against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHeka95%2Frust_cake_industry" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Heka95/rust_cake_industry on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Heka95/rust_cake_industry
[INFO] finished tweaking git repo https://github.com/Heka95/rust_cake_industry
[INFO] tweaked toml for git repo https://github.com/Heka95/rust_cake_industry written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Heka95/rust_cake_industry 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33453d0ffdfd7a37b290569c23465b1d99ca7740f53a622a8ff13ef19a71b6b2
[INFO] running `Command { std: "docker" "start" "-a" "33453d0ffdfd7a37b290569c23465b1d99ca7740f53a622a8ff13ef19a71b6b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33453d0ffdfd7a37b290569c23465b1d99ca7740f53a622a8ff13ef19a71b6b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33453d0ffdfd7a37b290569c23465b1d99ca7740f53a622a8ff13ef19a71b6b2", kill_on_drop: false }`
[INFO] [stdout] 33453d0ffdfd7a37b290569c23465b1d99ca7740f53a622a8ff13ef19a71b6b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2afa0b74d412e2d887500b0084a1b7e880aab3fb84a22a6266602efa4106885
[INFO] running `Command { std: "docker" "start" "-a" "e2afa0b74d412e2d887500b0084a1b7e880aab3fb84a22a6266602efa4106885", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rust_cake_industry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::cake_factory::*`
[INFO] [stdout]  --> src/tests/cake_factory_tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::cake_factory::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]   --> src/cake_factory/cake_factory.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut result = "".to_owned();
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `result` is never read
[INFO] [stdout]   --> src/cake_factory/cake_factory.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |         let mut result = "".to_owned();
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `created_cake_count` and `interval_duration_in_seconds` are never read
[INFO] [stdout]  --> src/cake_factory/cake_factory.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CakeFactory {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub created_cake_count: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     interval_duration_in_seconds: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `created_cake_count` and `interval_duration_in_seconds` are never read
[INFO] [stdout]  --> src/cake_factory/cake_factory.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CakeFactory {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub created_cake_count: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 6 |     interval_duration_in_seconds: u64,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `private_get_status_message` and `get_status_message` are never used
[INFO] [stdout]   --> src/cake_factory/cake_factory.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CakeFactory {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn private_get_status_message(created_cake_count: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_status_message(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `private_get_status_message` and `get_status_message` are never used
[INFO] [stdout]   --> src/cake_factory/cake_factory.rs:19:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl CakeFactory {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 19 |     fn private_get_status_message(created_cake_count: i32) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn get_status_message(&self) -> String {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_concurrent_working` and `step_definition` are never read
[INFO] [stdout]  --> src/cake_factory/step_balancer.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct StepBalancer {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 4 |     pub max_concurrent_working: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     pub balancing_action_name: String,
[INFO] [stdout] 6 |     pub step_definition: StepDefinition,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_concurrent_working` and `step_definition` are never read
[INFO] [stdout]  --> src/cake_factory/step_balancer.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct StepBalancer {
[INFO] [stdout]   |            ------------ fields in this struct
[INFO] [stdout] 4 |     pub max_concurrent_working: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |     pub balancing_action_name: String,
[INFO] [stdout] 6 |     pub step_definition: StepDefinition,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minimal_time_processing` and `maximal_time_processing` are never read
[INFO] [stdout]  --> src/cake_factory/step_definition.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct StepDefinition {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 2 |     pub minimal_time_processing: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     pub maximal_time_processing: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `minimal_time_processing` and `maximal_time_processing` are never read
[INFO] [stdout]  --> src/cake_factory/step_definition.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct StepDefinition {
[INFO] [stdout]   |            -------------- fields in this struct
[INFO] [stdout] 2 |     pub minimal_time_processing: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 3 |     pub maximal_time_processing: i32,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e2afa0b74d412e2d887500b0084a1b7e880aab3fb84a22a6266602efa4106885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2afa0b74d412e2d887500b0084a1b7e880aab3fb84a22a6266602efa4106885", kill_on_drop: false }`
[INFO] [stdout] e2afa0b74d412e2d887500b0084a1b7e880aab3fb84a22a6266602efa4106885