[INFO] cloning repository https://github.com/juan518munoz/concurrent-snippets [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/juan518munoz/concurrent-snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan518munoz%2Fconcurrent-snippets", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan518munoz%2Fconcurrent-snippets'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2b5c4043b20235455fde20da8941c6c52257e2ff [INFO] checking juan518munoz/concurrent-snippets against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan518munoz%2Fconcurrent-snippets" "/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/juan518munoz/concurrent-snippets 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/juan518munoz/concurrent-snippets [INFO] finished tweaking git repo https://github.com/juan518munoz/concurrent-snippets [INFO] tweaked toml for git repo https://github.com/juan518munoz/concurrent-snippets written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/juan518munoz/concurrent-snippets 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded gloo-timers v0.2.6 [INFO] [stderr] Downloaded kv-log-macro v1.0.7 [INFO] [stderr] Downloaded value-bag v1.4.1 [INFO] [stderr] Downloaded parking v2.1.1 [INFO] [stderr] Downloaded async-global-executor v2.3.1 [INFO] [stderr] Downloaded concurrent-queue v2.3.0 [INFO] [stderr] Downloaded async-executor v1.5.4 [INFO] [stderr] Downloaded async-task v4.4.1 [INFO] [stderr] Downloaded blocking v1.4.1 [INFO] [stderr] Downloaded rustix v0.37.24 [INFO] [stderr] Downloaded async-std v1.12.0 [INFO] [stderr] Downloaded std-semaphore v0.1.0 [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] 5f0fb30366c7df700e9385c756205e35e5c4bf0724b92b4f0a51d1e435c1f3b1 [INFO] running `Command { std: "docker" "start" "-a" "5f0fb30366c7df700e9385c756205e35e5c4bf0724b92b4f0a51d1e435c1f3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f0fb30366c7df700e9385c756205e35e5c4bf0724b92b4f0a51d1e435c1f3b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f0fb30366c7df700e9385c756205e35e5c4bf0724b92b4f0a51d1e435c1f3b1", kill_on_drop: false }` [INFO] [stdout] 5f0fb30366c7df700e9385c756205e35e5c4bf0724b92b4f0a51d1e435c1f3b1 [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] 092610863fe1fc4d52be20daef35fe9254b8331bfdd292884b0ba90afec6c33c [INFO] running `Command { std: "docker" "start" "-a" "092610863fe1fc4d52be20daef35fe9254b8331bfdd292884b0ba90afec6c33c", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking parking v2.1.1 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling rustix v0.37.24 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking async-task v4.4.1 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking std-semaphore v0.1.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking concurrent-queue v2.3.0 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking async-executor v1.5.4 [INFO] [stderr] Checking blocking v1.4.1 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking async-global-executor v2.3.1 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Checking futures-executor v0.3.28 [INFO] [stderr] Checking futures v0.3.28 [INFO] [stderr] Checking concurrent-snippets v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s [INFO] running `Command { std: "docker" "inspect" "092610863fe1fc4d52be20daef35fe9254b8331bfdd292884b0ba90afec6c33c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "092610863fe1fc4d52be20daef35fe9254b8331bfdd292884b0ba90afec6c33c", kill_on_drop: false }` [INFO] [stdout] 092610863fe1fc4d52be20daef35fe9254b8331bfdd292884b0ba90afec6c33c [INFO] checking juan518munoz/concurrent-snippets against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuan518munoz%2Fconcurrent-snippets" "/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/juan518munoz/concurrent-snippets 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/juan518munoz/concurrent-snippets [INFO] finished tweaking git repo https://github.com/juan518munoz/concurrent-snippets [INFO] tweaked toml for git repo https://github.com/juan518munoz/concurrent-snippets written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/juan518munoz/concurrent-snippets 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] da19df4f8ea1e054b34f12d6d92e160a683e3c722441e95dd25dbd6ed6ace506 [INFO] running `Command { std: "docker" "start" "-a" "da19df4f8ea1e054b34f12d6d92e160a683e3c722441e95dd25dbd6ed6ace506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "da19df4f8ea1e054b34f12d6d92e160a683e3c722441e95dd25dbd6ed6ace506", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da19df4f8ea1e054b34f12d6d92e160a683e3c722441e95dd25dbd6ed6ace506", kill_on_drop: false }` [INFO] [stdout] da19df4f8ea1e054b34f12d6d92e160a683e3c722441e95dd25dbd6ed6ace506 [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] b58c14e3d211a93e8a6b67975b29d58363c513b29be3f0b10313ee90a1098763 [INFO] running `Command { std: "docker" "start" "-a" "b58c14e3d211a93e8a6b67975b29d58363c513b29be3f0b10313ee90a1098763", kill_on_drop: false }` [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Checking waker-fn v1.1.1 [INFO] [stderr] Checking parking v2.1.1 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Compiling rustix v0.37.24 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Checking async-task v4.4.1 [INFO] [stderr] Checking tracing-core v0.1.31 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Checking futures-sink v0.3.28 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking atomic-waker v1.1.2 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking piper v0.2.1 [INFO] [stderr] Compiling rayon-core v1.12.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking std-semaphore v0.1.0 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25 [INFO] [stdout] | [INFO] [stdout] 371 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 372 | | NOTIFIED | PARKED => return, [INFO] [stdout] 373 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 374 | | }; [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 `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-lite-1.13.0/src/future.rs:469:27 [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err(|_| unreachable!()).unwrap(); [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `F` declared on the method `map_err` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err::(|_| unreachable!()).unwrap(); [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] [stderr] error: could not compile `futures-lite` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "b58c14e3d211a93e8a6b67975b29d58363c513b29be3f0b10313ee90a1098763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b58c14e3d211a93e8a6b67975b29d58363c513b29be3f0b10313ee90a1098763", kill_on_drop: false }` [INFO] [stdout] b58c14e3d211a93e8a6b67975b29d58363c513b29be3f0b10313ee90a1098763