[INFO] fetching crate rustworks 0.0.1...
[INFO] checking rustworks-0.0.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rustworks 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate rustworks 0.0.1 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] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rustworks 0.0.1
[INFO] finished tweaking crates.io crate rustworks 0.0.1
[INFO] tweaked toml for crates.io crate rustworks 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustworks 0.0.1 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 embedded-hal v0.2.5
[INFO] [stderr]   Downloaded defmt-macros v0.2.0
[INFO] [stderr]   Downloaded bxcan v0.5.0
[INFO] [stderr]   Downloaded rtcc v0.2.0
[INFO] [stderr]   Downloaded defmt v0.2.1
[INFO] [stderr]   Downloaded cast v0.2.5
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.2
[INFO] [stderr]   Downloaded stm32f7xx-hal v0.3.0
[INFO] [stderr]   Downloaded heapless v0.5.6
[INFO] [stderr]   Downloaded display-interface-parallel-gpio v0.6.0
[INFO] [stderr]   Downloaded heapless v0.7.0
[INFO] [stderr]   Downloaded embedded-graphics v0.6.2
[INFO] [stderr]   Downloaded defmt-parser v0.2.0
[INFO] [stderr]   Downloaded st7789 v0.5.0
[INFO] [stderr]   Downloaded embedded-text v0.4.1
[INFO] [stderr]   Downloaded stm32f7 v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 1781816999e5da13dc313231c22f54842f84237e93455950f12e6ca236cf285f
[INFO] running `Command { std: "docker" "start" "-a" "1781816999e5da13dc313231c22f54842f84237e93455950f12e6ca236cf285f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1781816999e5da13dc313231c22f54842f84237e93455950f12e6ca236cf285f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1781816999e5da13dc313231c22f54842f84237e93455950f12e6ca236cf285f", kill_on_drop: false }`
[INFO] [stdout] 1781816999e5da13dc313231c22f54842f84237e93455950f12e6ca236cf285f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 067e82fdbde377ecede3b70ef7161a9f576a35b9097d9a4ac0fdec741ae06266
[INFO] running `Command { std: "docker" "start" "-a" "067e82fdbde377ecede3b70ef7161a9f576a35b9097d9a4ac0fdec741ae06266", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling defmt-parser v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]    Compiling stm32f7 v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]     Checking embedded-can v0.3.0
[INFO] [stderr]    Compiling heapless v0.7.0
[INFO] [stderr]    Compiling stm32f7xx-hal v0.3.0
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking rtic-core v0.3.1
[INFO] [stderr]     Checking display-interface-parallel-gpio v0.6.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling cortex-m-rtic v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking embedded-text v0.4.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking rtt-target v0.3.1
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.4
[INFO] [stderr]    Compiling defmt v0.2.1
[INFO] [stderr]     Checking rtcc v0.2.0
[INFO] [stderr]     Checking st7789 v0.5.0
[INFO] [stderr]    Compiling rtic-syntax v0.4.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.8
[INFO] [stderr]    Compiling defmt-macros v0.2.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling cortex-m-rtic-macros v0.5.2
[INFO] [stderr]     Checking bxcan v0.5.0
[INFO] [stderr]     Checking rustworks v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 19.37s
[INFO] running `Command { std: "docker" "inspect" "067e82fdbde377ecede3b70ef7161a9f576a35b9097d9a4ac0fdec741ae06266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "067e82fdbde377ecede3b70ef7161a9f576a35b9097d9a4ac0fdec741ae06266", kill_on_drop: false }`
[INFO] [stdout] 067e82fdbde377ecede3b70ef7161a9f576a35b9097d9a4ac0fdec741ae06266
[INFO] checking rustworks-0.0.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rustworks 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate rustworks 0.0.1 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] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate rustworks 0.0.1
[INFO] finished tweaking crates.io crate rustworks 0.0.1
[INFO] tweaked toml for crates.io crate rustworks 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustworks 0.0.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] dccae1f6b52dc84eff5acdfa347d75cee43f65fbafa2e6c40fdf694a44b06c07
[INFO] running `Command { std: "docker" "start" "-a" "dccae1f6b52dc84eff5acdfa347d75cee43f65fbafa2e6c40fdf694a44b06c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dccae1f6b52dc84eff5acdfa347d75cee43f65fbafa2e6c40fdf694a44b06c07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccae1f6b52dc84eff5acdfa347d75cee43f65fbafa2e6c40fdf694a44b06c07", kill_on_drop: false }`
[INFO] [stdout] dccae1f6b52dc84eff5acdfa347d75cee43f65fbafa2e6c40fdf694a44b06c07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ea16a184a799263572a28b536fc2695d35b22223c96865597ed5e27eeadc6453
[INFO] running `Command { std: "docker" "start" "-a" "ea16a184a799263572a28b536fc2695d35b22223c96865597ed5e27eeadc6453", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.13
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]    Compiling defmt-parser v0.2.0
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling stm32f7 v0.11.0
[INFO] [stderr]    Compiling heapless v0.6.1
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking embedded-graphics v0.6.2
[INFO] [stderr]     Checking embedded-can v0.3.0
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]    Compiling heapless v0.7.0
[INFO] [stderr]    Compiling stm32f7xx-hal v0.3.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking rtic-core v0.3.1
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking display-interface-parallel-gpio v0.6.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.5
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling cortex-m-rtic v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking embedded-text v0.4.1
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.2/src/call_asm.rs:19:21
[INFO] [stdout]     |
[INFO] [stdout] 19  |                     $func($($args),*)
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^ cannot satisfy `_ -> _`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.2/src/asm.rs:189:5
[INFO] [stdout]     |
[INFO] [stdout] 189 |     call_asm!(__bootstrap(msp: u32, rv: u32) -> !);
[INFO] [stdout]     |     ---------------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `call_asm` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cortex-m` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ea16a184a799263572a28b536fc2695d35b22223c96865597ed5e27eeadc6453", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea16a184a799263572a28b536fc2695d35b22223c96865597ed5e27eeadc6453", kill_on_drop: false }`
[INFO] [stdout] ea16a184a799263572a28b536fc2695d35b22223c96865597ed5e27eeadc6453