[INFO] cloning repository https://github.com/Kixiron/kugelblitz.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kixiron/kugelblitz.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixiron%2Fkugelblitz.rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixiron%2Fkugelblitz.rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3c60781ea38bebb274761ad73a60d4fb68b01ec0
[INFO] testing Kixiron/kugelblitz.rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKixiron%2Fkugelblitz.rs" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kixiron/kugelblitz.rs on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Kixiron/kugelblitz.rs
[INFO] finished tweaking git repo https://github.com/Kixiron/kugelblitz.rs
[INFO] tweaked toml for git repo https://github.com/Kixiron/kugelblitz.rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Kixiron/kugelblitz.rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae45ca8be16d50ada607521c829581da1cc5fd4a54de5b69f1f84c12f72a1462
[INFO] running `"docker" "start" "-a" "ae45ca8be16d50ada607521c829581da1cc5fd4a54de5b69f1f84c12f72a1462"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cc v1.0.46
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling rand_core v0.4.2
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[INFO] [stderr]    Compiling regex-syntax v0.6.12
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[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling bytecount v0.4.0
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[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling encoding_rs v0.8.20
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling mime v0.3.14
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
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[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.7.4 (https://github.com/serenity-rs/serenity.git?rev=c87ea8bf2f2f33da1387716cb0f96820db78881e#c87ea8bf)
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling yansi v0.5.0
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[INFO] [stderr]    Compiling glob v0.3.0
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[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling lock_api v0.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling unicase v2.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling miniz_oxide v0.3.5
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.0
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling tokio-sync v0.1.7
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling tokio-executor v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling clicolors-control v1.0.1
[INFO] [stderr]    Compiling termios v0.3.1
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling tokio-current-thread v0.1.6
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling flate2 v1.0.12
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]    Compiling url v2.1.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.19
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling regex v1.3.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling backtrace v0.3.40
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling sha-1 v0.8.1
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling zip v0.5.3
[INFO] [stderr]    Compiling publicsuffix v1.5.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling console v0.9.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling webpki v0.21.0
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling webpki-roots v0.17.0
[INFO] [stderr]    Compiling h2 v0.1.26
[INFO] [stderr]    Compiling http-body v0.1.0
[INFO] [stderr]    Compiling tungstenite v0.9.1
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling tokio-tls v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling tokio-rustls v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling command_attr v0.1.6 (https://github.com/serenity-rs/serenity.git?rev=c87ea8bf2f2f33da1387716cb0f96820db78881e#c87ea8bf)
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling pin-project v0.4.6
[INFO] [stderr]    Compiling hyper v0.13.1
[INFO] [stderr]    Compiling hyper-tls v0.4.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling chrono v0.4.10
[INFO] [stderr]    Compiling serde_urlencoded v0.5.5
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling toml v0.5.5
[INFO] [stderr]    Compiling bincode v1.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling reqwest v0.10.0
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling flexi_logger v0.14.5
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling sled v0.30.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.16
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling tokio-reactor v0.1.10
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling hey_listen v0.4.0
[INFO] [stderr]    Compiling white_rabbit v0.1.1
[INFO] [stderr]    Compiling hyper-rustls v0.17.1
[INFO] [stderr]    Compiling reqwest v0.9.22
[INFO] [stderr]    Compiling kugelblitz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]    --> src/commands/mod.rs:134:40
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]    --> src/commands/mod.rs:134:48
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `permissions`
[INFO] [stderr]    --> src/commands/mod.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 |             DispatchError::LackingPermissions(permissions) => {}
[INFO] [stderr]     |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_permissions`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_bytes`
[INFO] [stderr]   --> src/data/database.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn to_bytes<T: serde::Serialize>(data: &T) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/data/database.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn from_bytes<'de, T: serde::Deserialize<'de>>(
[INFO] [stderr] 27 | |         bytes: &'de [u8],
[INFO] [stderr] 28 | |     ) -> Result<T, Box<dyn std::error::Error>> {
[INFO] [stderr] 29 | |         let deserialized = bincode::deserialize(bytes)?;
[INFO] [stderr] 30 | |         Ok(deserialized)
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReactEvent`
[INFO] [stderr]   --> src/data/dispatch.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     ReactEvent(MessageId, UserId),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 37s
[INFO] running `"docker" "inspect" "ae45ca8be16d50ada607521c829581da1cc5fd4a54de5b69f1f84c12f72a1462"`
[INFO] running `"docker" "rm" "-f" "ae45ca8be16d50ada607521c829581da1cc5fd4a54de5b69f1f84c12f72a1462"`
[INFO] [stdout] ae45ca8be16d50ada607521c829581da1cc5fd4a54de5b69f1f84c12f72a1462
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e2795e961a69b93cf6f2449c9dcd2f89ea69fba441f293be0942adcb27a7542f
[INFO] running `"docker" "start" "-a" "e2795e961a69b93cf6f2449c9dcd2f89ea69fba441f293be0942adcb27a7542f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kugelblitz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]    --> src/commands/mod.rs:134:40
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]    --> src/commands/mod.rs:134:48
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `permissions`
[INFO] [stderr]    --> src/commands/mod.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 |             DispatchError::LackingPermissions(permissions) => {}
[INFO] [stderr]     |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_permissions`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_bytes`
[INFO] [stderr]   --> src/data/database.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn to_bytes<T: serde::Serialize>(data: &T) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/data/database.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn from_bytes<'de, T: serde::Deserialize<'de>>(
[INFO] [stderr] 27 | |         bytes: &'de [u8],
[INFO] [stderr] 28 | |     ) -> Result<T, Box<dyn std::error::Error>> {
[INFO] [stderr] 29 | |         let deserialized = bincode::deserialize(bytes)?;
[INFO] [stderr] 30 | |         Ok(deserialized)
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReactEvent`
[INFO] [stderr]   --> src/data/dispatch.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     ReactEvent(MessageId, UserId),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spawn_deadlock_detection`
[INFO] [stderr]   --> src/main.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn spawn_deadlock_detection() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `"docker" "inspect" "e2795e961a69b93cf6f2449c9dcd2f89ea69fba441f293be0942adcb27a7542f"`
[INFO] running `"docker" "rm" "-f" "e2795e961a69b93cf6f2449c9dcd2f89ea69fba441f293be0942adcb27a7542f"`
[INFO] [stdout] e2795e961a69b93cf6f2449c9dcd2f89ea69fba441f293be0942adcb27a7542f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 96ee21ceef2083be2b6765530ace2aa71ffb20a242ac7bd42646c590900e74fc
[INFO] running `"docker" "start" "-a" "96ee21ceef2083be2b6765530ace2aa71ffb20a242ac7bd42646c590900e74fc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `string`
[INFO] [stderr]    --> src/commands/mod.rs:134:40
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reason`
[INFO] [stderr]    --> src/commands/mod.rs:134:48
[INFO] [stderr]     |
[INFO] [stderr] 134 |             DispatchError::CheckFailed(string, reason) => {}
[INFO] [stderr]     |                                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_reason`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `permissions`
[INFO] [stderr]    --> src/commands/mod.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 |             DispatchError::LackingPermissions(permissions) => {}
[INFO] [stderr]     |                                               ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_permissions`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `to_bytes`
[INFO] [stderr]   --> src/data/database.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn to_bytes<T: serde::Serialize>(data: &T) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `from_bytes`
[INFO] [stderr]   --> src/data/database.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     pub fn from_bytes<'de, T: serde::Deserialize<'de>>(
[INFO] [stderr] 27 | |         bytes: &'de [u8],
[INFO] [stderr] 28 | |     ) -> Result<T, Box<dyn std::error::Error>> {
[INFO] [stderr] 29 | |         let deserialized = bincode::deserialize(bytes)?;
[INFO] [stderr] 30 | |         Ok(deserialized)
[INFO] [stderr] 31 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ReactEvent`
[INFO] [stderr]   --> src/data/dispatch.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     ReactEvent(MessageId, UserId),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `spawn_deadlock_detection`
[INFO] [stderr]   --> src/main.rs:55:4
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn spawn_deadlock_detection() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kugelblitz-814b6ad5abaec8e1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "96ee21ceef2083be2b6765530ace2aa71ffb20a242ac7bd42646c590900e74fc"`
[INFO] running `"docker" "rm" "-f" "96ee21ceef2083be2b6765530ace2aa71ffb20a242ac7bd42646c590900e74fc"`
[INFO] [stdout] 96ee21ceef2083be2b6765530ace2aa71ffb20a242ac7bd42646c590900e74fc