[INFO] fetching crate rust-sk 0.2.0...
[INFO] checking rust-sk-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rust-sk 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rust-sk 0.2.0 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 rust-sk 0.2.0
[INFO] finished tweaking crates.io crate rust-sk 0.2.0
[INFO] tweaked toml for crates.io crate rust-sk 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding zeromq-src v0.2.6+4.3.4 (latest: v0.3.1+4.3.5)
[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 crossbeam-queue v0.3.11
[INFO] [stderr]   Downloaded crossbeam v0.8.4
[INFO] [stderr]   Downloaded dircpy v0.3.16
[INFO] [stderr]   Downloaded jwalk v0.8.1
[INFO] [stderr]   Downloaded zmq v0.10.0
[INFO] [stderr]   Downloaded zmq-sys v0.12.0
[INFO] [stderr]   Downloaded zeromq-src v0.2.6+4.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 53261171c60c2303787a553609a7b5e6fff85c41862e20288066fefbb8691d5c
[INFO] running `Command { std: "docker" "start" "-a" "53261171c60c2303787a553609a7b5e6fff85c41862e20288066fefbb8691d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "53261171c60c2303787a553609a7b5e6fff85c41862e20288066fefbb8691d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53261171c60c2303787a553609a7b5e6fff85c41862e20288066fefbb8691d5c", kill_on_drop: false }`
[INFO] [stdout] 53261171c60c2303787a553609a7b5e6fff85c41862e20288066fefbb8691d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 05ae6ff95a75d7bc827adc94361481d1611c1abbe8ebe66b64a31dc9b0cefe1d
[INFO] running `Command { std: "docker" "start" "-a" "05ae6ff95a75d7bc827adc94361481d1611c1abbe8ebe66b64a31dc9b0cefe1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling version-compare v0.2.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling crossbeam-queue v0.3.11
[INFO] [stderr]    Compiling crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling cfg-expr v0.15.7
[INFO] [stderr]    Compiling zmq v0.10.0
[INFO] [stderr]    Compiling crossbeam v0.8.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling toml_edit v0.22.9
[INFO] [stderr]    Compiling jwalk v0.8.1
[INFO] [stderr]    Compiling dircpy v0.3.16
[INFO] [stderr]    Compiling zeromq-src v0.2.6+4.3.4
[INFO] [stderr]    Compiling toml v0.8.12
[INFO] [stderr]    Compiling system-deps v6.2.2
[INFO] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rust-sk v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use zmq;
[INFO] [stdout]   |     ^^^ the item `zmq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `zmq` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use zmq;
[INFO] [stdout]   |     ^^^ the item `zmq` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.92s
[INFO] running `Command { std: "docker" "inspect" "05ae6ff95a75d7bc827adc94361481d1611c1abbe8ebe66b64a31dc9b0cefe1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ae6ff95a75d7bc827adc94361481d1611c1abbe8ebe66b64a31dc9b0cefe1d", kill_on_drop: false }`
[INFO] [stdout] 05ae6ff95a75d7bc827adc94361481d1611c1abbe8ebe66b64a31dc9b0cefe1d
[INFO] checking rust-sk-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rust-sk 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate rust-sk 0.2.0 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 rust-sk 0.2.0
[INFO] finished tweaking crates.io crate rust-sk 0.2.0
[INFO] tweaked toml for crates.io crate rust-sk 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 39db38f4eab351d302ed157e1f686b7a1953aca5e4d2da2c2d0d33d8b1696b7e
[INFO] running `Command { std: "docker" "start" "-a" "39db38f4eab351d302ed157e1f686b7a1953aca5e4d2da2c2d0d33d8b1696b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39db38f4eab351d302ed157e1f686b7a1953aca5e4d2da2c2d0d33d8b1696b7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39db38f4eab351d302ed157e1f686b7a1953aca5e4d2da2c2d0d33d8b1696b7e", kill_on_drop: false }`
[INFO] [stdout] 39db38f4eab351d302ed157e1f686b7a1953aca5e4d2da2c2d0d33d8b1696b7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6ff14ae5dcc0004616026e49159aadc4e18e9888e58e7b0838e38c2afac80e09
[INFO] running `Command { std: "docker" "start" "-a" "6ff14ae5dcc0004616026e49159aadc4e18e9888e58e7b0838e38c2afac80e09", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling target-lexicon v0.12.14
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling winnow v0.6.5
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling cc v1.0.90
[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] running `Command { std: "docker" "inspect" "6ff14ae5dcc0004616026e49159aadc4e18e9888e58e7b0838e38c2afac80e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ff14ae5dcc0004616026e49159aadc4e18e9888e58e7b0838e38c2afac80e09", kill_on_drop: false }`
[INFO] [stdout] 6ff14ae5dcc0004616026e49159aadc4e18e9888e58e7b0838e38c2afac80e09