[INFO] cloning repository https://github.com/airfork/Storytime [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/airfork/Storytime" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 383b7f4c8d2828efe7feb1b6689536176d6b578d [INFO] checking airfork/Storytime against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime" "/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/airfork/Storytime 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/airfork/Storytime [INFO] finished tweaking git repo https://github.com/airfork/Storytime [INFO] tweaked toml for git repo https://github.com/airfork/Storytime written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/airfork/Storytime 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] 2ae253d40753b187f8e62e469a0981ae04cb6f06f8d977e9c6232a674b827f48 [INFO] running `Command { std: "docker" "start" "-a" "2ae253d40753b187f8e62e469a0981ae04cb6f06f8d977e9c6232a674b827f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ae253d40753b187f8e62e469a0981ae04cb6f06f8d977e9c6232a674b827f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ae253d40753b187f8e62e469a0981ae04cb6f06f8d977e9c6232a674b827f48", kill_on_drop: false }` [INFO] [stdout] 2ae253d40753b187f8e62e469a0981ae04cb6f06f8d977e9c6232a674b827f48 [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] 78a3ae27ec3b3153b9e5dacb52cbc0641798058ca4434ae84e7dcf1fb6bfeb26 [INFO] running `Command { std: "docker" "start" "-a" "78a3ae27ec3b3153b9e5dacb52cbc0641798058ca4434ae84e7dcf1fb6bfeb26", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking storytime v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::{stdout, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `event`, `execute` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | execute, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | event, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/main.rs:12:23 [INFO] [stdout] | [INFO] [stdout] 12 | use std::io::{stdout, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `event`, `execute` [INFO] [stdout] --> src/main.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | execute, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | event, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BufReader` is never constructed [INFO] [stdout] --> src/main.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct BufReader { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BufReader` is never constructed [INFO] [stdout] --> src/main.rs:38:16 [INFO] [stdout] | [INFO] [stdout] 38 | pub struct BufReader { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `open` and `read_line` are never used [INFO] [stdout] --> src/main.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 42 | impl BufReader { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 43 | pub fn open(path: impl AsRef) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn read_line<'buf>( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `open` and `read_line` are never used [INFO] [stdout] --> src/main.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 42 | impl BufReader { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 43 | pub fn open(path: impl AsRef) -> io::Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 50 | pub fn read_line<'buf>( [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "78a3ae27ec3b3153b9e5dacb52cbc0641798058ca4434ae84e7dcf1fb6bfeb26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78a3ae27ec3b3153b9e5dacb52cbc0641798058ca4434ae84e7dcf1fb6bfeb26", kill_on_drop: false }` [INFO] [stdout] 78a3ae27ec3b3153b9e5dacb52cbc0641798058ca4434ae84e7dcf1fb6bfeb26 [INFO] checking airfork/Storytime against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fairfork%2FStorytime" "/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/airfork/Storytime 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/airfork/Storytime [INFO] finished tweaking git repo https://github.com/airfork/Storytime [INFO] tweaked toml for git repo https://github.com/airfork/Storytime written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/airfork/Storytime 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-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] 50a7a075acec7adb20a1c8dec6d85e4ac0837a25fa4fcaba1b5451f268043995 [INFO] running `Command { std: "docker" "start" "-a" "50a7a075acec7adb20a1c8dec6d85e4ac0837a25fa4fcaba1b5451f268043995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "50a7a075acec7adb20a1c8dec6d85e4ac0837a25fa4fcaba1b5451f268043995", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "50a7a075acec7adb20a1c8dec6d85e4ac0837a25fa4fcaba1b5451f268043995", kill_on_drop: false }` [INFO] [stdout] 50a7a075acec7adb20a1c8dec6d85e4ac0837a25fa4fcaba1b5451f268043995 [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] 55885b2396a941c6aae4669e1f732e2d5e19466d092475d33a40cf6e0c2c7a4f [INFO] running `Command { std: "docker" "start" "-a" "55885b2396a941c6aae4669e1f732e2d5e19466d092475d33a40cf6e0c2c7a4f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking lock_api v0.4.4 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking mio v0.7.11 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.3.0/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type [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] [stderr] error: could not compile `signal-hook-registry` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "55885b2396a941c6aae4669e1f732e2d5e19466d092475d33a40cf6e0c2c7a4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55885b2396a941c6aae4669e1f732e2d5e19466d092475d33a40cf6e0c2c7a4f", kill_on_drop: false }` [INFO] [stdout] 55885b2396a941c6aae4669e1f732e2d5e19466d092475d33a40cf6e0c2c7a4f