[INFO] fetching crate lace_consts 0.1.4...
[INFO] checking lace_consts-0.1.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lace_consts 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate lace_consts 0.1.4 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 lace_consts 0.1.4
[INFO] finished tweaking crates.io crate lace_consts 0.1.4
[INFO] tweaked toml for crates.io crate lace_consts 0.1.4 written to /workspace/builds/worker-7-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 56 packages
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding lru v0.9.0 (latest: v0.12.3)
[INFO] [stderr]       Adding peroxide v0.32.1 (latest: v0.35.1)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded peroxide-ad v0.3.0
[INFO] [stderr]   Downloaded thread-tree v0.3.3
[INFO] [stderr]   Downloaded order-stat v0.1.3
[INFO] [stderr]   Downloaded special v0.10.3
[INFO] [stderr]   Downloaded puruspe v0.2.3
[INFO] [stderr]   Downloaded rv v0.16.5
[INFO] [stderr]   Downloaded peroxide v0.32.1
[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] eabad995fc3ab4952a41f8ef6870eab9e8dc0580ed125cc8fb8cc273de90d47b
[INFO] running `Command { std: "docker" "start" "-a" "eabad995fc3ab4952a41f8ef6870eab9e8dc0580ed125cc8fb8cc273de90d47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eabad995fc3ab4952a41f8ef6870eab9e8dc0580ed125cc8fb8cc273de90d47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eabad995fc3ab4952a41f8ef6870eab9e8dc0580ed125cc8fb8cc273de90d47b", kill_on_drop: false }`
[INFO] [stdout] eabad995fc3ab4952a41f8ef6870eab9e8dc0580ed125cc8fb8cc273de90d47b
[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] bf5ae5857927e43a0b24390c0d2b2a128736a642a71a2aaf33a53cd340cff7f7
[INFO] running `Command { std: "docker" "start" "-a" "bf5ae5857927e43a0b24390c0d2b2a128736a642a71a2aaf33a53cd340cff7f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]    Compiling peroxide v0.32.1
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking thread-tree v0.3.3
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling peroxide-ad v0.3.0
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking order-stat v0.1.3
[INFO] [stderr]     Checking puruspe v0.2.3
[INFO] [stderr]     Checking lru v0.9.0
[INFO] [stderr]     Checking special v0.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking nalgebra v0.32.5
[INFO] [stderr]     Checking rv v0.16.5
[INFO] [stderr]     Checking lace_consts v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.13s
[INFO] running `Command { std: "docker" "inspect" "bf5ae5857927e43a0b24390c0d2b2a128736a642a71a2aaf33a53cd340cff7f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf5ae5857927e43a0b24390c0d2b2a128736a642a71a2aaf33a53cd340cff7f7", kill_on_drop: false }`
[INFO] [stdout] bf5ae5857927e43a0b24390c0d2b2a128736a642a71a2aaf33a53cd340cff7f7
[INFO] checking lace_consts-0.1.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate lace_consts 0.1.4 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate lace_consts 0.1.4 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 lace_consts 0.1.4
[INFO] finished tweaking crates.io crate lace_consts 0.1.4
[INFO] tweaked toml for crates.io crate lace_consts 0.1.4 written to /workspace/builds/worker-7-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-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] 5b067fae9767294a4ccaa7e9e5c69a815cede108ce1896c968f82f7af7d28f75
[INFO] running `Command { std: "docker" "start" "-a" "5b067fae9767294a4ccaa7e9e5c69a815cede108ce1896c968f82f7af7d28f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b067fae9767294a4ccaa7e9e5c69a815cede108ce1896c968f82f7af7d28f75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b067fae9767294a4ccaa7e9e5c69a815cede108ce1896c968f82f7af7d28f75", kill_on_drop: false }`
[INFO] [stdout] 5b067fae9767294a4ccaa7e9e5c69a815cede108ce1896c968f82f7af7d28f75
[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] 034d53940ae28cf4836e4f00aa41c165a04ea59a9eaaa33e9f16fed6f2eab9b7
[INFO] running `Command { std: "docker" "start" "-a" "034d53940ae28cf4836e4f00aa41c165a04ea59a9eaaa33e9f16fed6f2eab9b7", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking safe_arch v0.7.1
[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]     Checking approx v0.5.1
[INFO] [stderr]    Compiling peroxide v0.32.1
[INFO] [stderr]     Checking num-iter v0.1.44
[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]     Checking hashbrown v0.13.2
[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" "034d53940ae28cf4836e4f00aa41c165a04ea59a9eaaa33e9f16fed6f2eab9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034d53940ae28cf4836e4f00aa41c165a04ea59a9eaaa33e9f16fed6f2eab9b7", kill_on_drop: false }`
[INFO] [stdout] 034d53940ae28cf4836e4f00aa41c165a04ea59a9eaaa33e9f16fed6f2eab9b7