[INFO] fetching crate mwatch-sdk-core 0.1.0... [INFO] checking mwatch-sdk-core-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate mwatch-sdk-core 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate mwatch-sdk-core 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mwatch-sdk-core 0.1.0 [INFO] finished tweaking crates.io crate mwatch-sdk-core 0.1.0 [INFO] tweaked toml for crates.io crate mwatch-sdk-core 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 44 packages [INFO] [stderr] Adding aligned v0.2.0 (latest: v0.4.2) [INFO] [stderr] Adding aligned v0.3.5 (latest: v0.4.2) [INFO] [stderr] Adding as-slice v0.1.5 (latest: v0.2.1) [INFO] [stderr] Adding bare-metal v0.2.5 (latest: v1.0.0) [INFO] [stderr] Adding bitfield v0.13.2 (latest: v0.14.0) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding cortex-m v0.5.11 (latest: v0.7.7) [INFO] [stderr] Adding cortex-m v0.6.7 (latest: v0.7.7) [INFO] [stderr] Adding cortex-m-rt v0.6.15 (latest: v0.7.3) [INFO] [stderr] Adding cortex-m-rt-macros v0.6.15 (latest: v0.7.0) [INFO] [stderr] Adding embedded-graphics v0.4.9 (latest: v0.8.1) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.13.3 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding nom v4.2.3 (latest: v7.1.3) [INFO] [stderr] Adding nom v5.1.3 (latest: v7.1.3) [INFO] [stderr] Adding r0 v0.2.2 (latest: v1.0.0) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding ssd1351 v0.1.6 (latest: v0.5.0) [INFO] [stderr] Adding stm32l4 v0.3.2 (latest: v0.15.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding tinybmp v0.1.1 (latest: v0.5.0) [INFO] [stderr] Adding tinytga v0.1.0 (latest: v0.5.0) [INFO] [stderr] Adding version_check v0.1.5 (latest: v0.9.4) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded aligned v0.2.0 [INFO] [stderr] Downloaded tinytga v0.1.0 [INFO] [stderr] Downloaded cortex-m v0.5.11 [INFO] [stderr] Downloaded tinybmp v0.1.1 [INFO] [stderr] Downloaded nom v4.2.3 [INFO] [stderr] Downloaded embedded-graphics v0.4.9 [INFO] [stderr] Downloaded ssd1351 v0.1.6 [INFO] [stderr] Downloaded stm32l432xx-hal v0.2.7 [INFO] [stderr] Downloaded stm32l4 v0.3.2 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 73e9934c81cb6414d6217ab154c8a4a1b68022aec6bd1958ca7540b8dcae223c [INFO] running `Command { std: "docker" "start" "-a" "73e9934c81cb6414d6217ab154c8a4a1b68022aec6bd1958ca7540b8dcae223c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "73e9934c81cb6414d6217ab154c8a4a1b68022aec6bd1958ca7540b8dcae223c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73e9934c81cb6414d6217ab154c8a4a1b68022aec6bd1958ca7540b8dcae223c", kill_on_drop: false }` [INFO] [stdout] 73e9934c81cb6414d6217ab154c8a4a1b68022aec6bd1958ca7540b8dcae223c [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a36b82325d553239466fc0f24d160caed8b994bbb2f85f81b1b5be59943107b1 [INFO] running `Command { std: "docker" "start" "-a" "a36b82325d553239466fc0f24d160caed8b994bbb2f85f81b1b5be59943107b1", kill_on_drop: false }` [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Checking cortex-m v0.7.7 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Compiling stm32l4 v0.3.2 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Checking tinytga v0.1.0 [INFO] [stderr] Checking tinybmp v0.1.1 [INFO] [stderr] Checking embedded-graphics v0.4.9 [INFO] [stderr] Checking ssd1351 v0.1.6 [INFO] [stderr] Checking stm32l432xx-hal v0.2.7 [INFO] [stderr] Checking mwatch-sdk-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = &TABLE_POINTER { [INFO] [stdout] | ^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = addr_of!(TABLE_POINTER) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = &TABLE_POINTER { [INFO] [stdout] | ^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = addr_of!(TABLE_POINTER) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.63s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5` [INFO] running `Command { std: "docker" "inspect" "a36b82325d553239466fc0f24d160caed8b994bbb2f85f81b1b5be59943107b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a36b82325d553239466fc0f24d160caed8b994bbb2f85f81b1b5be59943107b1", kill_on_drop: false }` [INFO] [stdout] a36b82325d553239466fc0f24d160caed8b994bbb2f85f81b1b5be59943107b1 [INFO] checking mwatch-sdk-core-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate mwatch-sdk-core 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate mwatch-sdk-core 0.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mwatch-sdk-core 0.1.0 [INFO] finished tweaking crates.io crate mwatch-sdk-core 0.1.0 [INFO] tweaked toml for crates.io crate mwatch-sdk-core 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bea6418d905c6636cfb69a9877344a3d7923130d9d0ac844aac9592d276bc645 [INFO] running `Command { std: "docker" "start" "-a" "bea6418d905c6636cfb69a9877344a3d7923130d9d0ac844aac9592d276bc645", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bea6418d905c6636cfb69a9877344a3d7923130d9d0ac844aac9592d276bc645", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bea6418d905c6636cfb69a9877344a3d7923130d9d0ac844aac9592d276bc645", kill_on_drop: false }` [INFO] [stdout] bea6418d905c6636cfb69a9877344a3d7923130d9d0ac844aac9592d276bc645 [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46fbc19b58785daadf3439b11c12da07ad99e644b7ea2e9b6b9892853cb40c29 [INFO] running `Command { std: "docker" "start" "-a" "46fbc19b58785daadf3439b11c12da07ad99e644b7ea2e9b6b9892853cb40c29", kill_on_drop: false }` [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling nom v5.1.3 [INFO] [stderr] Compiling cortex-m-rt v0.6.15 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Compiling cortex-m-rt-macros v0.6.15 [INFO] [stderr] Checking cortex-m v0.7.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling stm32l4 v0.3.2 [INFO] [stderr] Checking r0 v0.2.2 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stderr] Checking tinytga v0.1.0 [INFO] [stderr] Checking tinybmp v0.1.1 [INFO] [stderr] Checking embedded-graphics v0.4.9 [INFO] [stderr] Checking ssd1351 v0.1.6 [INFO] [stderr] Checking stm32l432xx-hal v0.2.7 [INFO] [stderr] Checking mwatch-sdk-core v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = &TABLE_POINTER { [INFO] [stdout] | ^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = addr_of!(TABLE_POINTER) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:26:32 [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = &TABLE_POINTER { [INFO] [stdout] | ^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see issue #114447 [INFO] [stdout] = note: this will be a hard error in the 2024 edition [INFO] [stdout] = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] help: use `addr_of!` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 26 | if let Some(tbl) = addr_of!(TABLE_POINTER) { [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.50s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v4.2.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "46fbc19b58785daadf3439b11c12da07ad99e644b7ea2e9b6b9892853cb40c29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46fbc19b58785daadf3439b11c12da07ad99e644b7ea2e9b6b9892853cb40c29", kill_on_drop: false }` [INFO] [stdout] 46fbc19b58785daadf3439b11c12da07ad99e644b7ea2e9b6b9892853cb40c29