[INFO] fetching crate dasom 0.1.1...
[INFO] checking dasom-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate dasom 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate dasom 0.1.1 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 dasom 0.1.1
[INFO] finished tweaking crates.io crate dasom 0.1.1
[INFO] tweaked toml for crates.io crate dasom 0.1.1 written to /workspace/builds/worker-5-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 58 packages
[INFO] [stderr]       Adding approx v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding encode_unicode v0.3.6 (latest: v1.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding indicatif v0.15.0 (latest: v0.17.8)
[INFO] [stderr]       Adding matrixmultiply v0.2.4 (latest: v0.3.8)
[INFO] [stderr]       Adding nalgebra v0.24.1 (latest: v0.32.5)
[INFO] [stderr]       Adding num-complex v0.3.1 (latest: v0.4.5)
[INFO] [stderr]       Adding num-rational v0.3.2 (latest: v0.4.1)
[INFO] [stderr]       Adding number_prefix v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_distr v0.3.0 (latest: v0.4.3)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding simba v0.3.1 (latest: v0.8.1)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded indicatif v0.15.0
[INFO] [stderr]   Downloaded simba v0.3.1
[INFO] [stderr]   Downloaded approx v0.4.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded rand_distr v0.3.0
[INFO] [stderr]   Downloaded nalgebra v0.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c6ef21b8354eb6d65267f679f2c1957338a44c7e74e8ac6245f4e9c5eb40ec51
[INFO] running `Command { std: "docker" "start" "-a" "c6ef21b8354eb6d65267f679f2c1957338a44c7e74e8ac6245f4e9c5eb40ec51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6ef21b8354eb6d65267f679f2c1957338a44c7e74e8ac6245f4e9c5eb40ec51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ef21b8354eb6d65267f679f2c1957338a44c7e74e8ac6245f4e9c5eb40ec51", kill_on_drop: false }`
[INFO] [stdout] c6ef21b8354eb6d65267f679f2c1957338a44c7e74e8ac6245f4e9c5eb40ec51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 333695141bbc18ed09b417f2cce72b60b0c46093181e894f276d7d8f41b9d0a7
[INFO] running `Command { std: "docker" "start" "-a" "333695141bbc18ed09b417f2cce72b60b0c46093181e894f276d7d8f41b9d0a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking simba v0.3.1
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand_distr v0.3.0
[INFO] [stderr]     Checking nalgebra v0.24.1
[INFO] [stderr]     Checking dasom v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "333695141bbc18ed09b417f2cce72b60b0c46093181e894f276d7d8f41b9d0a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333695141bbc18ed09b417f2cce72b60b0c46093181e894f276d7d8f41b9d0a7", kill_on_drop: false }`
[INFO] [stdout] 333695141bbc18ed09b417f2cce72b60b0c46093181e894f276d7d8f41b9d0a7
[INFO] checking dasom-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate dasom 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate dasom 0.1.1 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 dasom 0.1.1
[INFO] finished tweaking crates.io crate dasom 0.1.1
[INFO] tweaked toml for crates.io crate dasom 0.1.1 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9e580c4eee172da983b2e740dff4e63d19036b6c3c48d9f6ffed540ac4ec4275
[INFO] running `Command { std: "docker" "start" "-a" "9e580c4eee172da983b2e740dff4e63d19036b6c3c48d9f6ffed540ac4ec4275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e580c4eee172da983b2e740dff4e63d19036b6c3c48d9f6ffed540ac4ec4275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e580c4eee172da983b2e740dff4e63d19036b6c3c48d9f6ffed540ac4ec4275", kill_on_drop: false }`
[INFO] [stdout] 9e580c4eee172da983b2e740dff4e63d19036b6c3c48d9f6ffed540ac4ec4275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d9127af4666e85230943c7059a52ddfef7a52beeff42ef680cde05072e3766fd
[INFO] running `Command { std: "docker" "start" "-a" "d9127af4666e85230943c7059a52ddfef7a52beeff42ef680cde05072e3766fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking rand_core v0.5.1
[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 rand_chacha v0.2.2
[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" "d9127af4666e85230943c7059a52ddfef7a52beeff42ef680cde05072e3766fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9127af4666e85230943c7059a52ddfef7a52beeff42ef680cde05072e3766fd", kill_on_drop: false }`
[INFO] [stdout] d9127af4666e85230943c7059a52ddfef7a52beeff42ef680cde05072e3766fd