[INFO] fetching crate tm4c129x 0.9.2... [INFO] checking tm4c129x-0.9.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tm4c129x 0.9.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate tm4c129x 0.9.2 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 tm4c129x 0.9.2 [INFO] finished tweaking crates.io crate tm4c129x 0.9.2 [INFO] tweaked toml for crates.io crate tm4c129x 0.9.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 19 packages [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 embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [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] 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 261f6c818e9e6cc33bfb2dd56395561df9bb4a840b97a7d3cf4617fe9b292670 [INFO] running `Command { std: "docker" "start" "-a" "261f6c818e9e6cc33bfb2dd56395561df9bb4a840b97a7d3cf4617fe9b292670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "261f6c818e9e6cc33bfb2dd56395561df9bb4a840b97a7d3cf4617fe9b292670", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "261f6c818e9e6cc33bfb2dd56395561df9bb4a840b97a7d3cf4617fe9b292670", kill_on_drop: false }` [INFO] [stdout] 261f6c818e9e6cc33bfb2dd56395561df9bb4a840b97a7d3cf4617fe9b292670 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 384c2306cec1748b26f840eff587d7f01935b910d729f1d07713a6d9e85ea7f2 [INFO] running `Command { std: "docker" "start" "-a" "384c2306cec1748b26f840eff587d7f01935b910d729f1d07713a6d9e85ea7f2", kill_on_drop: false }` [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling tm4c129x v0.9.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking cortex-m v0.7.7 [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(const_err)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | #![deny(legacy_directory_ownership)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | #![deny(plugin_as_library)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(private_in_public)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | #![deny(safe_extern_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![deny(unions_with_drop_fields)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(const_err)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | #![deny(legacy_directory_ownership)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | #![deny(plugin_as_library)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(private_in_public)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | #![deny(safe_extern_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![deny(unions_with_drop_fields)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.68s [INFO] running `Command { std: "docker" "inspect" "384c2306cec1748b26f840eff587d7f01935b910d729f1d07713a6d9e85ea7f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "384c2306cec1748b26f840eff587d7f01935b910d729f1d07713a6d9e85ea7f2", kill_on_drop: false }` [INFO] [stdout] 384c2306cec1748b26f840eff587d7f01935b910d729f1d07713a6d9e85ea7f2 [INFO] checking tm4c129x-0.9.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tm4c129x 0.9.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate tm4c129x 0.9.2 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 tm4c129x 0.9.2 [INFO] finished tweaking crates.io crate tm4c129x 0.9.2 [INFO] tweaked toml for crates.io crate tm4c129x 0.9.2 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" "+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-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 97f2da94f4b6d3e42cbce9132548d7265c5d47add924e73e30818cc6ef24ea1e [INFO] running `Command { std: "docker" "start" "-a" "97f2da94f4b6d3e42cbce9132548d7265c5d47add924e73e30818cc6ef24ea1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "97f2da94f4b6d3e42cbce9132548d7265c5d47add924e73e30818cc6ef24ea1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97f2da94f4b6d3e42cbce9132548d7265c5d47add924e73e30818cc6ef24ea1e", kill_on_drop: false }` [INFO] [stdout] 97f2da94f4b6d3e42cbce9132548d7265c5d47add924e73e30818cc6ef24ea1e [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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1714e712bc1809470e7dc3db9ee1327381edc4576ca6640f8881be33e7290113 [INFO] running `Command { std: "docker" "start" "-a" "1714e712bc1809470e7dc3db9ee1327381edc4576ca6640f8881be33e7290113", kill_on_drop: false }` [INFO] [stderr] Compiling tm4c129x v0.9.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking cortex-m v0.7.7 [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(const_err)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | #![deny(legacy_directory_ownership)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | #![deny(plugin_as_library)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(private_in_public)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | #![deny(safe_extern_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![deny(unions_with_drop_fields)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![deny(const_err)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | #![deny(legacy_directory_ownership)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | #![deny(plugin_as_library)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(private_in_public)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | #![deny(safe_extern_statics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | #![deny(unions_with_drop_fields)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s [INFO] running `Command { std: "docker" "inspect" "1714e712bc1809470e7dc3db9ee1327381edc4576ca6640f8881be33e7290113", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1714e712bc1809470e7dc3db9ee1327381edc4576ca6640f8881be33e7290113", kill_on_drop: false }` [INFO] [stdout] 1714e712bc1809470e7dc3db9ee1327381edc4576ca6640f8881be33e7290113