[INFO] cloning repository https://github.com/scalexm/rust-meetup-stockly [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scalexm/rust-meetup-stockly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscalexm%2Frust-meetup-stockly", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscalexm%2Frust-meetup-stockly'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9aa6580b053cd9cb4cecb23d9696d3d9b7ced4b4 [INFO] checking scalexm/rust-meetup-stockly against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscalexm%2Frust-meetup-stockly" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scalexm/rust-meetup-stockly 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/scalexm/rust-meetup-stockly [INFO] finished tweaking git repo https://github.com/scalexm/rust-meetup-stockly [INFO] tweaked toml for git repo https://github.com/scalexm/rust-meetup-stockly written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/scalexm/rust-meetup-stockly 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 nix v0.24.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c85aab95c6f94506a682353ba6305c4f8c3d7c6f969bd4b627dcb85366e2401d [INFO] running `Command { std: "docker" "start" "-a" "c85aab95c6f94506a682353ba6305c4f8c3d7c6f969bd4b627dcb85366e2401d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c85aab95c6f94506a682353ba6305c4f8c3d7c6f969bd4b627dcb85366e2401d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c85aab95c6f94506a682353ba6305c4f8c3d7c6f969bd4b627dcb85366e2401d", kill_on_drop: false }` [INFO] [stdout] c85aab95c6f94506a682353ba6305c4f8c3d7c6f969bd4b627dcb85366e2401d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6bdf55b4e17e87fe378f1e8351dec73125e53d856f04b0bd54fd745ea7f7ca23 [INFO] running `Command { std: "docker" "start" "-a" "6bdf55b4e17e87fe378f1e8351dec73125e53d856f04b0bd54fd745ea7f7ca23", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking atomic-file v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s [INFO] running `Command { std: "docker" "inspect" "6bdf55b4e17e87fe378f1e8351dec73125e53d856f04b0bd54fd745ea7f7ca23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6bdf55b4e17e87fe378f1e8351dec73125e53d856f04b0bd54fd745ea7f7ca23", kill_on_drop: false }` [INFO] [stdout] 6bdf55b4e17e87fe378f1e8351dec73125e53d856f04b0bd54fd745ea7f7ca23 [INFO] checking scalexm/rust-meetup-stockly against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscalexm%2Frust-meetup-stockly" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/scalexm/rust-meetup-stockly 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/scalexm/rust-meetup-stockly [INFO] finished tweaking git repo https://github.com/scalexm/rust-meetup-stockly [INFO] tweaked toml for git repo https://github.com/scalexm/rust-meetup-stockly written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/scalexm/rust-meetup-stockly 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 901d4175803fee8ffe3c86cb089ad563301a17fb37e237b397030052adcca4fb [INFO] running `Command { std: "docker" "start" "-a" "901d4175803fee8ffe3c86cb089ad563301a17fb37e237b397030052adcca4fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "901d4175803fee8ffe3c86cb089ad563301a17fb37e237b397030052adcca4fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "901d4175803fee8ffe3c86cb089ad563301a17fb37e237b397030052adcca4fb", kill_on_drop: false }` [INFO] [stdout] 901d4175803fee8ffe3c86cb089ad563301a17fb37e237b397030052adcca4fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8f913feab7ac3c0f547228aeee3aeb6d026ab72a1e208a78ea56d04f88ab6e81 [INFO] running `Command { std: "docker" "start" "-a" "8f913feab7ac3c0f547228aeee3aeb6d026ab72a1e208a78ea56d04f88ab6e81", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking nix v0.24.1 [INFO] [stderr] Checking atomic-file v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/atomic.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 153 | Err::(err)?; [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/atomic.rs:153:17 [INFO] [stdout] | [INFO] [stdout] 153 | Err(err)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 153 | Err::(err)?; [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 E0282`. [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 E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `atomic-file` (lib test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `atomic-file` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "8f913feab7ac3c0f547228aeee3aeb6d026ab72a1e208a78ea56d04f88ab6e81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f913feab7ac3c0f547228aeee3aeb6d026ab72a1e208a78ea56d04f88ab6e81", kill_on_drop: false }` [INFO] [stdout] 8f913feab7ac3c0f547228aeee3aeb6d026ab72a1e208a78ea56d04f88ab6e81