[INFO] cloning repository https://github.com/thatmagicalcat/descord-bot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thatmagicalcat/descord-bot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fdescord-bot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fdescord-bot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0b889f456e9dc4d2e501a094b3029efed5d1e39
[INFO] checking thatmagicalcat/descord-bot against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fdescord-bot" "/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/thatmagicalcat/descord-bot 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/thatmagicalcat/descord-bot
[INFO] finished tweaking git repo https://github.com/thatmagicalcat/descord-bot
[INFO] tweaked toml for git repo https://github.com/thatmagicalcat/descord-bot written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thatmagicalcat/descord-bot 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanoserde-derive v0.1.22
[INFO] [stderr]   Downloaded descord v0.1.7
[INFO] [stderr]   Downloaded descord-macros v0.1.1
[INFO] [stderr]   Downloaded nanoserde v0.1.37
[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] ccb0c3c176c83166b7d3e35287b64843f7e9399d0a0dea394925bc4a60b70f9d
[INFO] running `Command { std: "docker" "start" "-a" "ccb0c3c176c83166b7d3e35287b64843f7e9399d0a0dea394925bc4a60b70f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccb0c3c176c83166b7d3e35287b64843f7e9399d0a0dea394925bc4a60b70f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccb0c3c176c83166b7d3e35287b64843f7e9399d0a0dea394925bc4a60b70f9d", kill_on_drop: false }`
[INFO] [stdout] ccb0c3c176c83166b7d3e35287b64843f7e9399d0a0dea394925bc4a60b70f9d
[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] a69fb2ac0e2493a1afedd34f108eed6a7254f5b558a23894e8cdbbad7bbf4750
[INFO] running `Command { std: "docker" "start" "-a" "a69fb2ac0e2493a1afedd34f108eed6a7254f5b558a23894e8cdbbad7bbf4750", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]    Compiling nanoserde-derive v0.1.22
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking nanoserde v0.1.37
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling descord-macros v0.1.1
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking descord v0.1.7
[INFO] [stderr]     Checking descord-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.41s
[INFO] running `Command { std: "docker" "inspect" "a69fb2ac0e2493a1afedd34f108eed6a7254f5b558a23894e8cdbbad7bbf4750", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a69fb2ac0e2493a1afedd34f108eed6a7254f5b558a23894e8cdbbad7bbf4750", kill_on_drop: false }`
[INFO] [stdout] a69fb2ac0e2493a1afedd34f108eed6a7254f5b558a23894e8cdbbad7bbf4750
[INFO] checking thatmagicalcat/descord-bot against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatmagicalcat%2Fdescord-bot" "/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/thatmagicalcat/descord-bot 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/thatmagicalcat/descord-bot
[INFO] finished tweaking git repo https://github.com/thatmagicalcat/descord-bot
[INFO] tweaked toml for git repo https://github.com/thatmagicalcat/descord-bot written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thatmagicalcat/descord-bot 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] 3da9f3206edd1a2c80323a94be9c8007ea182f2953e003ac8630df2f452025bf
[INFO] running `Command { std: "docker" "start" "-a" "3da9f3206edd1a2c80323a94be9c8007ea182f2953e003ac8630df2f452025bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3da9f3206edd1a2c80323a94be9c8007ea182f2953e003ac8630df2f452025bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3da9f3206edd1a2c80323a94be9c8007ea182f2953e003ac8630df2f452025bf", kill_on_drop: false }`
[INFO] [stdout] 3da9f3206edd1a2c80323a94be9c8007ea182f2953e003ac8630df2f452025bf
[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] b97c4d0eeec3ab66f86eb98e512242ecbe90d85953816f7c8bc8c7d986c6ca57
[INFO] running `Command { std: "docker" "start" "-a" "b97c4d0eeec3ab66f86eb98e512242ecbe90d85953816f7c8bc8c7d986c6ca57", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling nanoserde-derive v0.1.22
[INFO] [stderr]     Checking urlencoding v2.1.3
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking nanoserde v0.1.37
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling descord-macros v0.1.1
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking descord v0.1.7
[INFO] [stderr]     Checking descord-bot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.22s
[INFO] running `Command { std: "docker" "inspect" "b97c4d0eeec3ab66f86eb98e512242ecbe90d85953816f7c8bc8c7d986c6ca57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97c4d0eeec3ab66f86eb98e512242ecbe90d85953816f7c8bc8c7d986c6ca57", kill_on_drop: false }`
[INFO] [stdout] b97c4d0eeec3ab66f86eb98e512242ecbe90d85953816f7c8bc8c7d986c6ca57