[INFO] cloning repository https://github.com/KlausNie/kortn-legn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KlausNie/kortn-legn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKlausNie%2Fkortn-legn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKlausNie%2Fkortn-legn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6cc5b4a0d71f7504a1d0935723e0cd2fee3dc6b0
[INFO] checking KlausNie/kortn-legn against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKlausNie%2Fkortn-legn" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KlausNie/kortn-legn 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/KlausNie/kortn-legn
[INFO] finished tweaking git repo https://github.com/KlausNie/kortn-legn
[INFO] tweaked toml for git repo https://github.com/KlausNie/kortn-legn written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KlausNie/kortn-legn 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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] d04acb284ffde310addcde259ba7ec23fabe317d1532c80bc077bf7b3eb0951f
[INFO] running `Command { std: "docker" "start" "-a" "d04acb284ffde310addcde259ba7ec23fabe317d1532c80bc077bf7b3eb0951f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d04acb284ffde310addcde259ba7ec23fabe317d1532c80bc077bf7b3eb0951f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d04acb284ffde310addcde259ba7ec23fabe317d1532c80bc077bf7b3eb0951f", kill_on_drop: false }`
[INFO] [stdout] d04acb284ffde310addcde259ba7ec23fabe317d1532c80bc077bf7b3eb0951f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 23c5b9792b931042da972e95527f69367ac717e84b995ca82a0e941d85f1087d
[INFO] running `Command { std: "docker" "start" "-a" "23c5b9792b931042da972e95527f69367ac717e84b995ca82a0e941d85f1087d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking game v0.1.0 (/opt/rustwide/workdir/game)
[INFO] [stderr]     Checking kortn-legn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "23c5b9792b931042da972e95527f69367ac717e84b995ca82a0e941d85f1087d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23c5b9792b931042da972e95527f69367ac717e84b995ca82a0e941d85f1087d", kill_on_drop: false }`
[INFO] [stdout] 23c5b9792b931042da972e95527f69367ac717e84b995ca82a0e941d85f1087d
[INFO] checking KlausNie/kortn-legn against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKlausNie%2Fkortn-legn" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KlausNie/kortn-legn on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KlausNie/kortn-legn
[INFO] finished tweaking git repo https://github.com/KlausNie/kortn-legn
[INFO] tweaked toml for git repo https://github.com/KlausNie/kortn-legn written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KlausNie/kortn-legn 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de8a40e854f959ad3c9e306581337c277b084c3f403318a3532301fe06e321a
[INFO] running `Command { std: "docker" "start" "-a" "5de8a40e854f959ad3c9e306581337c277b084c3f403318a3532301fe06e321a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de8a40e854f959ad3c9e306581337c277b084c3f403318a3532301fe06e321a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de8a40e854f959ad3c9e306581337c277b084c3f403318a3532301fe06e321a", kill_on_drop: false }`
[INFO] [stdout] 5de8a40e854f959ad3c9e306581337c277b084c3f403318a3532301fe06e321a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4db8607d01c86f6b6c1ee8a1e208ebde6594eed551d77e8885296609e5cf212f
[INFO] running `Command { std: "docker" "start" "-a" "4db8607d01c86f6b6c1ee8a1e208ebde6594eed551d77e8885296609e5cf212f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking game v0.1.0 (/opt/rustwide/workdir/game)
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]   --> game/src/field/card_movement/play_card.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | /                 match target {
[INFO] [stdout] 27 | |                     PlayTarget::TopStack1 => {
[INFO] [stdout] 28 | |                         return Field {
[INFO] [stdout] 29 | |                             top_stack1: clone_and_add(&self.top_stack1, first),
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |                     _ => { panic!() }
[INFO] [stdout] 56 | |                 }
[INFO] [stdout]    | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]   --> game/src/field/card_movement/play_card.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | /                 match target {
[INFO] [stdout] 27 | |                     PlayTarget::TopStack1 => {
[INFO] [stdout] 28 | |                         return Field {
[INFO] [stdout] 29 | |                             top_stack1: clone_and_add(&self.top_stack1, first),
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |                     _ => { panic!() }
[INFO] [stdout] 56 | |                 }
[INFO] [stdout]    | |_________________^ cannot satisfy `_ -> _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `game` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4db8607d01c86f6b6c1ee8a1e208ebde6594eed551d77e8885296609e5cf212f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4db8607d01c86f6b6c1ee8a1e208ebde6594eed551d77e8885296609e5cf212f", kill_on_drop: false }`
[INFO] [stdout] 4db8607d01c86f6b6c1ee8a1e208ebde6594eed551d77e8885296609e5cf212f