[INFO] fetching crate ral-gen 0.2.2...
[INFO] checking ral-gen-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ral-gen 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ral-gen 0.2.2 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 ral-gen 0.2.2
[INFO] finished tweaking crates.io crate ral-gen 0.2.2
[INFO] tweaked toml for crates.io crate ral-gen 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ral-gen 0.2.2 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 xmltree v0.8.0
[INFO] [stderr]   Downloaded svd-parser v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 55666ef66fa1434b4c4d794d71e9ccadcf4cc3f05e75997aaf21695ee14dfd2d
[INFO] running `Command { std: "docker" "start" "-a" "55666ef66fa1434b4c4d794d71e9ccadcf4cc3f05e75997aaf21695ee14dfd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55666ef66fa1434b4c4d794d71e9ccadcf4cc3f05e75997aaf21695ee14dfd2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55666ef66fa1434b4c4d794d71e9ccadcf4cc3f05e75997aaf21695ee14dfd2d", kill_on_drop: false }`
[INFO] [stdout] 55666ef66fa1434b4c4d794d71e9ccadcf4cc3f05e75997aaf21695ee14dfd2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 1dbbec5a3053c800e642a22f6d583fd284c16ed9db1dfb0057628831a72c0ef8
[INFO] running `Command { std: "docker" "start" "-a" "1dbbec5a3053c800e642a22f6d583fd284c16ed9db1dfb0057628831a72c0ef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking semver-parser v0.10.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking svd-parser v0.10.0
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking ral-gen v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "1dbbec5a3053c800e642a22f6d583fd284c16ed9db1dfb0057628831a72c0ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dbbec5a3053c800e642a22f6d583fd284c16ed9db1dfb0057628831a72c0ef8", kill_on_drop: false }`
[INFO] [stdout] 1dbbec5a3053c800e642a22f6d583fd284c16ed9db1dfb0057628831a72c0ef8
[INFO] checking ral-gen-0.2.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate ral-gen 0.2.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ral-gen 0.2.2 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 ral-gen 0.2.2
[INFO] finished tweaking crates.io crate ral-gen 0.2.2
[INFO] tweaked toml for crates.io crate ral-gen 0.2.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate ral-gen 0.2.2 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 28fbd03a56bc5155a839db741f6d995c94388f685dfe0f9f82c2c0670268331a
[INFO] running `Command { std: "docker" "start" "-a" "28fbd03a56bc5155a839db741f6d995c94388f685dfe0f9f82c2c0670268331a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28fbd03a56bc5155a839db741f6d995c94388f685dfe0f9f82c2c0670268331a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28fbd03a56bc5155a839db741f6d995c94388f685dfe0f9f82c2c0670268331a", kill_on_drop: false }`
[INFO] [stdout] 28fbd03a56bc5155a839db741f6d995c94388f685dfe0f9f82c2c0670268331a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] aef3930042dfd6004f04d43749082346c53e17a1353d93f533a714fbc584b529
[INFO] running `Command { std: "docker" "start" "-a" "aef3930042dfd6004f04d43749082346c53e17a1353d93f533a714fbc584b529", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking xmltree v0.8.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.3/src/sync/parker.rs:364:25
[INFO] [stdout]     |
[INFO] [stdout] 364 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 365 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 366 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 367 | |                         };
[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] running `Command { std: "docker" "inspect" "aef3930042dfd6004f04d43749082346c53e17a1353d93f533a714fbc584b529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aef3930042dfd6004f04d43749082346c53e17a1353d93f533a714fbc584b529", kill_on_drop: false }`
[INFO] [stdout] aef3930042dfd6004f04d43749082346c53e17a1353d93f533a714fbc584b529