[INFO] cloning repository https://github.com/dipjyotimetia/rusty [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dipjyotimetia/rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdipjyotimetia%2Frusty", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdipjyotimetia%2Frusty'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ca6bb0629f23f824a35e2c43ad1b7d25fdf792e4 [INFO] checking dipjyotimetia/rusty against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdipjyotimetia%2Frusty" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dipjyotimetia/rusty 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/dipjyotimetia/rusty [INFO] finished tweaking git repo https://github.com/dipjyotimetia/rusty [INFO] tweaked toml for git repo https://github.com/dipjyotimetia/rusty written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dipjyotimetia/rusty 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4eeaa0049306132c22fcd4de8637d12fce23f621370453d1fd8a50e1e059e1ec [INFO] running `Command { std: "docker" "start" "-a" "4eeaa0049306132c22fcd4de8637d12fce23f621370453d1fd8a50e1e059e1ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4eeaa0049306132c22fcd4de8637d12fce23f621370453d1fd8a50e1e059e1ec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4eeaa0049306132c22fcd4de8637d12fce23f621370453d1fd8a50e1e059e1ec", kill_on_drop: false }` [INFO] [stdout] 4eeaa0049306132c22fcd4de8637d12fce23f621370453d1fd8a50e1e059e1ec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 837fab2c3167e9b75ff1e5f4a86cb54aee18f85a6b344aa37f9233a24872f24e [INFO] running `Command { std: "docker" "start" "-a" "837fab2c3167e9b75ff1e5f4a86cb54aee18f85a6b344aa37f9233a24872f24e", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.29 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Compiling openssl v0.10.63 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Checking indexmap v2.2.2 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Compiling openssl-sys v0.9.99 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking h2 v0.3.24 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.24 [INFO] [stderr] Checking rusty v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.21s [INFO] running `Command { std: "docker" "inspect" "837fab2c3167e9b75ff1e5f4a86cb54aee18f85a6b344aa37f9233a24872f24e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "837fab2c3167e9b75ff1e5f4a86cb54aee18f85a6b344aa37f9233a24872f24e", kill_on_drop: false }` [INFO] [stdout] 837fab2c3167e9b75ff1e5f4a86cb54aee18f85a6b344aa37f9233a24872f24e [INFO] checking dipjyotimetia/rusty against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdipjyotimetia%2Frusty" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dipjyotimetia/rusty 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/dipjyotimetia/rusty [INFO] finished tweaking git repo https://github.com/dipjyotimetia/rusty [INFO] tweaked toml for git repo https://github.com/dipjyotimetia/rusty written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dipjyotimetia/rusty 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ff2bf1695990936b41e8ce87df2583aa80598f8851b0efb8cd8443558ddf114c [INFO] running `Command { std: "docker" "start" "-a" "ff2bf1695990936b41e8ce87df2583aa80598f8851b0efb8cd8443558ddf114c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ff2bf1695990936b41e8ce87df2583aa80598f8851b0efb8cd8443558ddf114c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ff2bf1695990936b41e8ce87df2583aa80598f8851b0efb8cd8443558ddf114c", kill_on_drop: false }` [INFO] [stdout] ff2bf1695990936b41e8ce87df2583aa80598f8851b0efb8cd8443558ddf114c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9ac4de8512f02f7e27547896469ea14179894b09743d48d857e02861f0a2bd47 [INFO] running `Command { std: "docker" "start" "-a" "9ac4de8512f02f7e27547896469ea14179894b09743d48d857e02861f0a2bd47", kill_on_drop: false }` [INFO] [stderr] Compiling pkg-config v0.3.29 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Compiling openssl v0.10.63 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Checking indexmap v2.2.2 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Compiling openssl-sys v0.9.99 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking h2 v0.3.24 [INFO] [stderr] Checking hyper v0.14.28 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.24 [INFO] [stderr] Checking rusty v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.71s [INFO] running `Command { std: "docker" "inspect" "9ac4de8512f02f7e27547896469ea14179894b09743d48d857e02861f0a2bd47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ac4de8512f02f7e27547896469ea14179894b09743d48d857e02861f0a2bd47", kill_on_drop: false }` [INFO] [stdout] 9ac4de8512f02f7e27547896469ea14179894b09743d48d857e02861f0a2bd47