[INFO] fetching crate oneshot 0.1.6... [INFO] checking oneshot-0.1.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate oneshot 0.1.6 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate oneshot 0.1.6 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 crates.io crate oneshot 0.1.6 [INFO] finished tweaking crates.io crate oneshot 0.1.6 [INFO] tweaked toml for crates.io crate oneshot 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate oneshot 0.1.6 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-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] a5cea577675eebda3f454b8d64ad151adc14907d7480094f88c427b5176d2e58 [INFO] running `Command { std: "docker" "start" "-a" "a5cea577675eebda3f454b8d64ad151adc14907d7480094f88c427b5176d2e58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5cea577675eebda3f454b8d64ad151adc14907d7480094f88c427b5176d2e58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5cea577675eebda3f454b8d64ad151adc14907d7480094f88c427b5176d2e58", kill_on_drop: false }` [INFO] [stdout] a5cea577675eebda3f454b8d64ad151adc14907d7480094f88c427b5176d2e58 [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] fa9d45f53486eff8b10778b944bcc60b5e723c6ba7039439db490c3833cd16b7 [INFO] running `Command { std: "docker" "start" "-a" "fa9d45f53486eff8b10778b944bcc60b5e723c6ba7039439db490c3833cd16b7", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling rustix v0.37.23 [INFO] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling syn v2.0.33 [INFO] [stderr] Checking concurrent-queue v2.2.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling async-io v1.13.0 [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Checking async-task v4.4.0 [INFO] [stderr] Checking linux-raw-sys v0.3.8 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.8 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking regex-syntax v0.7.5 [INFO] [stderr] Checking atomic-waker v1.1.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking blocking v1.3.1 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking async-executor v1.5.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking regex-automata v0.3.8 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking walkdir v2.4.0 [INFO] [stderr] Checking rayon v1.7.0 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking csv v1.2.2 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking regex v1.9.5 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking async-global-executor v2.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking oneshot v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `yield_now` [INFO] [stdout] --> src/lib.rs:153:56 [INFO] [stdout] | [INFO] [stdout] 153 | pub use std::thread::{current, park, park_timeout, yield_now, Thread}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/lib.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Checking tokio v1.32.0 [INFO] [stderr] Checking async-std v1.12.0 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: unused import: `yield_now` [INFO] [stdout] --> src/lib.rs:153:56 [INFO] [stdout] | [INFO] [stdout] 153 | pub use std::thread::{current, park, park_timeout, yield_now, Thread}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Box` is imported redundantly [INFO] [stdout] --> src/lib.rs:173:5 [INFO] [stdout] | [INFO] [stdout] 173 | use alloc::boxed::Box; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:144:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Box` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.10s [INFO] running `Command { std: "docker" "inspect" "fa9d45f53486eff8b10778b944bcc60b5e723c6ba7039439db490c3833cd16b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa9d45f53486eff8b10778b944bcc60b5e723c6ba7039439db490c3833cd16b7", kill_on_drop: false }` [INFO] [stdout] fa9d45f53486eff8b10778b944bcc60b5e723c6ba7039439db490c3833cd16b7 [INFO] checking oneshot-0.1.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate oneshot 0.1.6 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate oneshot 0.1.6 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 crates.io crate oneshot 0.1.6 [INFO] finished tweaking crates.io crate oneshot 0.1.6 [INFO] tweaked toml for crates.io crate oneshot 0.1.6 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate oneshot 0.1.6 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] 32bc8eae584a9d62eaf554f3def819d7c34e86325b3056e3b3573a3327411017 [INFO] running `Command { std: "docker" "start" "-a" "32bc8eae584a9d62eaf554f3def819d7c34e86325b3056e3b3573a3327411017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "32bc8eae584a9d62eaf554f3def819d7c34e86325b3056e3b3573a3327411017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32bc8eae584a9d62eaf554f3def819d7c34e86325b3056e3b3573a3327411017", kill_on_drop: false }` [INFO] [stdout] 32bc8eae584a9d62eaf554f3def819d7c34e86325b3056e3b3573a3327411017 [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] cb1ed618c4c3c4a4f911c6054b186252d63858d637976cd5ebe3f3a0b7c59eca [INFO] running `Command { std: "docker" "start" "-a" "cb1ed618c4c3c4a4f911c6054b186252d63858d637976cd5ebe3f3a0b7c59eca", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Checking memchr v2.6.3 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking event-listener v2.5.3 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Checking value-bag v1.4.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking futures-io v0.3.28 [INFO] [stderr] Checking parking v2.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking async-lock v2.8.0 [INFO] [stderr] Compiling polling v2.8.0 [INFO] [stderr] Compiling rustix v0.37.23 [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] [stderr] Checking futures-lite v1.13.0 [INFO] [stderr] Compiling syn v2.0.33 [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" "cb1ed618c4c3c4a4f911c6054b186252d63858d637976cd5ebe3f3a0b7c59eca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb1ed618c4c3c4a4f911c6054b186252d63858d637976cd5ebe3f3a0b7c59eca", kill_on_drop: false }` [INFO] [stdout] cb1ed618c4c3c4a4f911c6054b186252d63858d637976cd5ebe3f3a0b7c59eca