[INFO] fetching crate nrf52 0.4.1... [INFO] checking nrf52-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate nrf52 0.4.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate nrf52 0.4.1 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 nrf52 0.4.1 [INFO] finished tweaking crates.io crate nrf52 0.4.1 [INFO] tweaked toml for crates.io crate nrf52 0.4.1 written to /workspace/builds/worker-0-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 32 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 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 v0.5.7 (latest: v0.7.3) [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-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 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 syn v1.0.109 (latest: v2.0.58) [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 cortex-m v0.5.11 [INFO] [stderr] Downloaded cortex-m-rt v0.5.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e58936b3c994499a74f0fe94d8795fca0e70a67b8b2cc00e63e66b8100756ce3 [INFO] running `Command { std: "docker" "start" "-a" "e58936b3c994499a74f0fe94d8795fca0e70a67b8b2cc00e63e66b8100756ce3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e58936b3c994499a74f0fe94d8795fca0e70a67b8b2cc00e63e66b8100756ce3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e58936b3c994499a74f0fe94d8795fca0e70a67b8b2cc00e63e66b8100756ce3", kill_on_drop: false }` [INFO] [stdout] e58936b3c994499a74f0fe94d8795fca0e70a67b8b2cc00e63e66b8100756ce3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 35ec2e9cfae26dc02f8aecfd62989536c028eaa9d5b4bbd53f575d7304f03188 [INFO] running `Command { std: "docker" "start" "-a" "35ec2e9cfae26dc02f8aecfd62989536c028eaa9d5b4bbd53f575d7304f03188", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Compiling nrf52 v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:1464:9 [INFO] [stdout] | [INFO] [stdout] 1464 | #[allow(private_no_mangle_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:1464:9 [INFO] [stdout] | [INFO] [stdout] 1464 | #[allow(private_no_mangle_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.21s [INFO] running `Command { std: "docker" "inspect" "35ec2e9cfae26dc02f8aecfd62989536c028eaa9d5b4bbd53f575d7304f03188", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35ec2e9cfae26dc02f8aecfd62989536c028eaa9d5b4bbd53f575d7304f03188", kill_on_drop: false }` [INFO] [stdout] 35ec2e9cfae26dc02f8aecfd62989536c028eaa9d5b4bbd53f575d7304f03188 [INFO] checking nrf52-0.4.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate nrf52 0.4.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate nrf52 0.4.1 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 nrf52 0.4.1 [INFO] finished tweaking crates.io crate nrf52 0.4.1 [INFO] tweaked toml for crates.io crate nrf52 0.4.1 written to /workspace/builds/worker-0-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] Blocking waiting for file lock on package cache [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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 3a0728a62a84ef5ee5cc69f96afd6c7c0138d848a71b61929d157aa5915d946c [INFO] running `Command { std: "docker" "start" "-a" "3a0728a62a84ef5ee5cc69f96afd6c7c0138d848a71b61929d157aa5915d946c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a0728a62a84ef5ee5cc69f96afd6c7c0138d848a71b61929d157aa5915d946c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a0728a62a84ef5ee5cc69f96afd6c7c0138d848a71b61929d157aa5915d946c", kill_on_drop: false }` [INFO] [stdout] 3a0728a62a84ef5ee5cc69f96afd6c7c0138d848a71b61929d157aa5915d946c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ecd907fe3ac9be3c1d198edf975c0ef2556d066094619e66c4d7ecfee77726e7 [INFO] running `Command { std: "docker" "start" "-a" "ecd907fe3ac9be3c1d198edf975c0ef2556d066094619e66c4d7ecfee77726e7", kill_on_drop: false }` [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling cortex-m v0.7.7 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking vcell v0.1.3 [INFO] [stderr] Checking bitfield v0.13.2 [INFO] [stderr] Compiling cortex-m v0.6.7 [INFO] [stderr] Compiling cortex-m v0.5.11 [INFO] [stderr] Compiling nrf52 v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking aligned v0.2.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking generic-array v0.13.3 [INFO] [stderr] Compiling bare-metal v0.2.5 [INFO] [stderr] Checking volatile-register v0.2.2 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking as-slice v0.1.5 [INFO] [stderr] Checking aligned v0.3.5 [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:1464:9 [INFO] [stdout] | [INFO] [stdout] 1464 | #[allow(private_no_mangle_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported [INFO] [stdout] --> src/lib.rs:1464:9 [INFO] [stdout] | [INFO] [stdout] 1464 | #[allow(private_no_mangle_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.81s [INFO] running `Command { std: "docker" "inspect" "ecd907fe3ac9be3c1d198edf975c0ef2556d066094619e66c4d7ecfee77726e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecd907fe3ac9be3c1d198edf975c0ef2556d066094619e66c4d7ecfee77726e7", kill_on_drop: false }` [INFO] [stdout] ecd907fe3ac9be3c1d198edf975c0ef2556d066094619e66c4d7ecfee77726e7