[INFO] cloning repository https://github.com/KanseiKy/RustyShell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KanseiKy/RustyShell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanseiKy%2FRustyShell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanseiKy%2FRustyShell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c636519d3c107cb5a4a1bf1f72b088187f98e654
[INFO] checking KanseiKy/RustyShell against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanseiKy%2FRustyShell" "/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/KanseiKy/RustyShell 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/KanseiKy/RustyShell
[INFO] finished tweaking git repo https://github.com/KanseiKy/RustyShell
[INFO] tweaked toml for git repo https://github.com/KanseiKy/RustyShell written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/KanseiKy/RustyShell 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v4.1.0
[INFO] [stderr]   Downloaded shlex v1.0.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89cf6c54a0f061ca7c95d73f0c69bbd4ab677550993129bb17e9f56f20345675
[INFO] running `Command { std: "docker" "start" "-a" "89cf6c54a0f061ca7c95d73f0c69bbd4ab677550993129bb17e9f56f20345675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89cf6c54a0f061ca7c95d73f0c69bbd4ab677550993129bb17e9f56f20345675", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89cf6c54a0f061ca7c95d73f0c69bbd4ab677550993129bb17e9f56f20345675", kill_on_drop: false }`
[INFO] [stdout] 89cf6c54a0f061ca7c95d73f0c69bbd4ab677550993129bb17e9f56f20345675
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a3502993381c0c4af74844f0a7c7cc4c9892135a6b72f664f3b54675fb71368
[INFO] running `Command { std: "docker" "start" "-a" "3a3502993381c0c4af74844f0a7c7cc4c9892135a6b72f664f3b54675fb71368", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking shlex v1.0.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stderr]     Checking rusty_shell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "3a3502993381c0c4af74844f0a7c7cc4c9892135a6b72f664f3b54675fb71368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3502993381c0c4af74844f0a7c7cc4c9892135a6b72f664f3b54675fb71368", kill_on_drop: false }`
[INFO] [stdout] 3a3502993381c0c4af74844f0a7c7cc4c9892135a6b72f664f3b54675fb71368
[INFO] checking KanseiKy/RustyShell against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKanseiKy%2FRustyShell" "/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/KanseiKy/RustyShell 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/KanseiKy/RustyShell
[INFO] finished tweaking git repo https://github.com/KanseiKy/RustyShell
[INFO] tweaked toml for git repo https://github.com/KanseiKy/RustyShell written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/KanseiKy/RustyShell 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] 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81ee747cc28666686b717052d52ab7d9b219efe6b27474f86c02b35411d971c9
[INFO] running `Command { std: "docker" "start" "-a" "81ee747cc28666686b717052d52ab7d9b219efe6b27474f86c02b35411d971c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81ee747cc28666686b717052d52ab7d9b219efe6b27474f86c02b35411d971c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81ee747cc28666686b717052d52ab7d9b219efe6b27474f86c02b35411d971c9", kill_on_drop: false }`
[INFO] [stdout] 81ee747cc28666686b717052d52ab7d9b219efe6b27474f86c02b35411d971c9
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ca81740b7e9bac0d57a617acceaef010a346c94f497c5660fa59d1b1ea22975
[INFO] running `Command { std: "docker" "start" "-a" "1ca81740b7e9bac0d57a617acceaef010a346c94f497c5660fa59d1b1ea22975", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking shlex v1.0.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking ctrlc v3.1.9
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ctrlc-3.1.9/src/lib.rs:108:16
[INFO] [stdout]     |
[INFO] [stdout] 108 |         .spawn(move || loop {
[INFO] [stdout]     |          ----- ^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `_: Send`
[INFO] [stdout] note: required by a bound in `Builder::spawn`
[INFO] [stdout]    --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:381:5
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 108 ~         .spawn(move || -> /* Type */ { loop {
[INFO] [stdout] 109 |             unsafe {
[INFO] [stdout]   ...
[INFO] [stdout] 112 |             user_handler();
[INFO] [stdout] 113 ~         } })
[INFO] [stdout]     |
[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 E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ctrlc` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1ca81740b7e9bac0d57a617acceaef010a346c94f497c5660fa59d1b1ea22975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ca81740b7e9bac0d57a617acceaef010a346c94f497c5660fa59d1b1ea22975", kill_on_drop: false }`
[INFO] [stdout] 1ca81740b7e9bac0d57a617acceaef010a346c94f497c5660fa59d1b1ea22975