[INFO] cloning repository https://github.com/emreyalvac/rabbitmq-queue-size-alert
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emreyalvac/rabbitmq-queue-size-alert" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femreyalvac%2Frabbitmq-queue-size-alert", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femreyalvac%2Frabbitmq-queue-size-alert'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 562ba9fa38c66eceb94f849d149b033286001428
[INFO] checking emreyalvac/rabbitmq-queue-size-alert against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femreyalvac%2Frabbitmq-queue-size-alert" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert
[INFO] finished tweaking git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert
[INFO] tweaked toml for git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-global-executor v2.2.0
[INFO] [stderr]   Downloaded concurrent-queue v1.2.3
[INFO] [stderr]   Downloaded amq-protocol v7.0.1
[INFO] [stderr]   Downloaded amq-protocol-uri v7.0.1
[INFO] [stderr]   Downloaded async-io v1.7.0
[INFO] [stderr]   Downloaded rustls-connector v0.16.1
[INFO] [stderr]   Downloaded tcp-stream v0.24.4
[INFO] [stderr]   Downloaded amq-protocol-tcp v7.0.1
[INFO] [stderr]   Downloaded blocking v1.2.0
[INFO] [stderr]   Downloaded cron v0.6.1
[INFO] [stderr]   Downloaded block-padding v0.3.2
[INFO] [stderr]   Downloaded nom v4.1.1
[INFO] [stderr]   Downloaded yasna v0.5.0
[INFO] [stderr]   Downloaded amq-protocol-types v7.0.1
[INFO] [stderr]   Downloaded lapin v2.1.1
[INFO] [stderr]   Downloaded job_scheduler v1.2.1
[INFO] [stderr]   Downloaded sha1 v0.10.1
[INFO] [stderr]   Downloaded async-task v4.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd38689e297956a3b750e8cce0aa9a1dd11ff53833525bf7417ba3f4b51bd46b
[INFO] running `Command { std: "docker" "start" "-a" "cd38689e297956a3b750e8cce0aa9a1dd11ff53833525bf7417ba3f4b51bd46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd38689e297956a3b750e8cce0aa9a1dd11ff53833525bf7417ba3f4b51bd46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd38689e297956a3b750e8cce0aa9a1dd11ff53833525bf7417ba3f4b51bd46b", kill_on_drop: false }`
[INFO] [stdout] cd38689e297956a3b750e8cce0aa9a1dd11ff53833525bf7417ba3f4b51bd46b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c5c8cea556153b3c51d7dacfc3b531db843616eb91c278fb080322c9951330d
[INFO] running `Command { std: "docker" "start" "-a" "6c5c8cea556153b3c51d7dacfc3b531db843616eb91c278fb080322c9951330d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking concurrent-queue v1.2.3
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-padding v0.3.2
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.1
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking rc2 v0.8.1
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking p12 v0.6.3
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling amq-protocol v7.0.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking async-global-executor v2.2.0
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]    Compiling lapin v2.1.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking cron v0.6.1
[INFO] [stderr]     Checking job_scheduler v1.2.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]     Checking executor-trait v2.1.0
[INFO] [stderr]     Checking reactor-trait v1.1.0
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking flume v0.10.13
[INFO] [stderr]     Checking async-reactor-trait v1.1.0
[INFO] [stderr]     Checking async-global-executor-trait v2.1.0
[INFO] [stderr]     Checking pinky-swear v6.1.0
[INFO] [stderr]     Checking rustls-connector v0.16.1
[INFO] [stderr]     Checking tcp-stream v0.24.4
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking amq-protocol-types v7.0.1
[INFO] [stderr]     Checking amq-protocol-uri v7.0.1
[INFO] [stderr]     Checking amq-protocol-tcp v7.0.1
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking rabbitmq-queue-size-alert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `echo_json`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let echo_json = reqwest::Client::new()
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `echo_json`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let echo_json = reqwest::Client::new()
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | /     loop {
[INFO] [stdout] 110 | |         sched.tick();
[INFO] [stdout] 111 | |
[INFO] [stdout] 112 | |         std::thread::sleep(Duration::from_millis(500));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 116 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | /     loop {
[INFO] [stdout] 110 | |         sched.tick();
[INFO] [stdout] 111 | |
[INFO] [stdout] 112 | |         std::thread::sleep(Duration::from_millis(500));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 116 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.83s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6c5c8cea556153b3c51d7dacfc3b531db843616eb91c278fb080322c9951330d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5c8cea556153b3c51d7dacfc3b531db843616eb91c278fb080322c9951330d", kill_on_drop: false }`
[INFO] [stdout] 6c5c8cea556153b3c51d7dacfc3b531db843616eb91c278fb080322c9951330d
[INFO] checking emreyalvac/rabbitmq-queue-size-alert against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femreyalvac%2Frabbitmq-queue-size-alert" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert
[INFO] finished tweaking git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert
[INFO] tweaked toml for git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/emreyalvac/rabbitmq-queue-size-alert 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abaaf1dd4e98b16cc79e4545d75f509b774f15f171df987e9e43cd8296f8752b
[INFO] running `Command { std: "docker" "start" "-a" "abaaf1dd4e98b16cc79e4545d75f509b774f15f171df987e9e43cd8296f8752b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abaaf1dd4e98b16cc79e4545d75f509b774f15f171df987e9e43cd8296f8752b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abaaf1dd4e98b16cc79e4545d75f509b774f15f171df987e9e43cd8296f8752b", kill_on_drop: false }`
[INFO] [stdout] abaaf1dd4e98b16cc79e4545d75f509b774f15f171df987e9e43cd8296f8752b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1637e89c2b90c7fab6a9fa85105f308943c0866fb33c715600da1449268bd632
[INFO] running `Command { std: "docker" "start" "-a" "1637e89c2b90c7fab6a9fa85105f308943c0866fb33c715600da1449268bd632", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking concurrent-queue v1.2.3
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking event-listener v2.5.2
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking yasna v0.5.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking async-io v1.7.0
[INFO] [stderr]     Checking blocking v1.2.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking spin v0.9.4
[INFO] [stderr]     Checking async-lock v2.5.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-padding v0.3.2
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]    Compiling amq-protocol v7.0.1
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking async-global-executor v2.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking nom v4.1.1
[INFO] [stderr]     Checking cipher v0.4.3
[INFO] [stderr]    Compiling lapin v2.1.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking sha1 v0.10.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking rc2 v0.8.1
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking p12 v0.6.3
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking cron v0.6.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking job_scheduler v1.2.1
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.11
[INFO] [stderr]     Checking executor-trait v2.1.0
[INFO] [stderr]     Checking pin-project v1.0.11
[INFO] [stderr]     Checking reactor-trait v1.1.0
[INFO] [stderr]     Checking flume v0.10.13
[INFO] [stderr]     Checking async-reactor-trait v1.1.0
[INFO] [stderr]     Checking async-global-executor-trait v2.1.0
[INFO] [stderr]     Checking rustls-connector v0.16.1
[INFO] [stderr]     Checking pinky-swear v6.1.0
[INFO] [stderr]     Checking tcp-stream v0.24.4
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking hyper v0.14.20
[INFO] [stderr]     Checking amq-protocol-types v7.0.1
[INFO] [stderr]     Checking amq-protocol-uri v7.0.1
[INFO] [stderr]     Checking amq-protocol-tcp v7.0.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.11
[INFO] [stderr]     Checking rabbitmq-queue-size-alert v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `echo_json`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let echo_json = reqwest::Client::new()
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `echo_json`
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let echo_json = reqwest::Client::new()
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_echo_json`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | /     loop {
[INFO] [stdout] 110 | |         sched.tick();
[INFO] [stdout] 111 | |
[INFO] [stdout] 112 | |         std::thread::sleep(Duration::from_millis(500));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 116 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | /     loop {
[INFO] [stdout] 110 | |         sched.tick();
[INFO] [stdout] 111 | |
[INFO] [stdout] 112 | |         std::thread::sleep(Duration::from_millis(500));
[INFO] [stdout] 113 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 116 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "1637e89c2b90c7fab6a9fa85105f308943c0866fb33c715600da1449268bd632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1637e89c2b90c7fab6a9fa85105f308943c0866fb33c715600da1449268bd632", kill_on_drop: false }`
[INFO] [stdout] 1637e89c2b90c7fab6a9fa85105f308943c0866fb33c715600da1449268bd632