[INFO] fetching crate itm-decode 0.6.1...
[INFO] checking itm-decode-0.6.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate itm-decode 0.6.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate itm-decode 0.6.1 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 itm-decode 0.6.1
[INFO] finished tweaking crates.io crate itm-decode 0.6.1
[INFO] tweaked toml for crates.io crate itm-decode 0.6.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate itm-decode 0.6.1 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 wyz v0.4.0
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded bitmatch v0.1.1
[INFO] [stderr]   Downloaded funty v1.2.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded boolean_expression v0.3.11
[INFO] [stderr]   Downloaded bitvec v0.22.3
[INFO] [stderr]   Downloaded libc v0.2.87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 90f50d59aa8e68da8f48407388373746e787d4dfaaf0634367a55344804b9433
[INFO] running `Command { std: "docker" "start" "-a" "90f50d59aa8e68da8f48407388373746e787d4dfaaf0634367a55344804b9433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90f50d59aa8e68da8f48407388373746e787d4dfaaf0634367a55344804b9433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f50d59aa8e68da8f48407388373746e787d4dfaaf0634367a55344804b9433", kill_on_drop: false }`
[INFO] [stdout] 90f50d59aa8e68da8f48407388373746e787d4dfaaf0634367a55344804b9433
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] d30a55f3c11ac52424baed76ad6581d23354c9d9b2a1b815bb620af6f958345e
[INFO] running `Command { std: "docker" "start" "-a" "d30a55f3c11ac52424baed76ad6581d23354c9d9b2a1b815bb620af6f958345e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]    Compiling boolean_expression v0.3.11
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling bitmatch v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking itm-decode v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.73s
[INFO] running `Command { std: "docker" "inspect" "d30a55f3c11ac52424baed76ad6581d23354c9d9b2a1b815bb620af6f958345e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30a55f3c11ac52424baed76ad6581d23354c9d9b2a1b815bb620af6f958345e", kill_on_drop: false }`
[INFO] [stdout] d30a55f3c11ac52424baed76ad6581d23354c9d9b2a1b815bb620af6f958345e
[INFO] checking itm-decode-0.6.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate itm-decode 0.6.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate itm-decode 0.6.1 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 itm-decode 0.6.1
[INFO] finished tweaking crates.io crate itm-decode 0.6.1
[INFO] tweaked toml for crates.io crate itm-decode 0.6.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate itm-decode 0.6.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 595812ef67f3c06c9eb56b1b27eb41e2fa669645e7d4decf4ddbd699d4d3679a
[INFO] running `Command { std: "docker" "start" "-a" "595812ef67f3c06c9eb56b1b27eb41e2fa669645e7d4decf4ddbd699d4d3679a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595812ef67f3c06c9eb56b1b27eb41e2fa669645e7d4decf4ddbd699d4d3679a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595812ef67f3c06c9eb56b1b27eb41e2fa669645e7d4decf4ddbd699d4d3679a", kill_on_drop: false }`
[INFO] [stdout] 595812ef67f3c06c9eb56b1b27eb41e2fa669645e7d4decf4ddbd699d4d3679a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b4adf0bf05dd3b0ce4b57392d1baf060b4cd88be34e9579a50bdf63eb8992be3
[INFO] running `Command { std: "docker" "start" "-a" "b4adf0bf05dd3b0ce4b57392d1baf060b4cd88be34e9579a50bdf63eb8992be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cortex-m-0.7.3/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-0.7.3/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] [stderr]    Compiling boolean_expression v0.3.11
[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" "b4adf0bf05dd3b0ce4b57392d1baf060b4cd88be34e9579a50bdf63eb8992be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4adf0bf05dd3b0ce4b57392d1baf060b4cd88be34e9579a50bdf63eb8992be3", kill_on_drop: false }`
[INFO] [stdout] b4adf0bf05dd3b0ce4b57392d1baf060b4cd88be34e9579a50bdf63eb8992be3