[INFO] fetching crate i2c-character-display 0.5.0...
[INFO] checking i2c-character-display-0.5.0 against master#23718020b12d7e5a54f82a19910e8356ee719667 for pr-146013-1
[INFO] extracting crate i2c-character-display 0.5.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate i2c-character-display 0.5.0
[INFO] finished tweaking crates.io crate i2c-character-display 0.5.0
[INFO] tweaked toml for crates.io crate i2c-character-display 0.5.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate i2c-character-display 0.5.0 on toolchain 23718020b12d7e5a54f82a19910e8356ee719667
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate i2c-character-display 0.5.0 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" "+23718020b12d7e5a54f82a19910e8356ee719667" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.16
[INFO] [stderr]   Downloaded ufmt-macros v0.3.0
[INFO] [stderr]   Downloaded ufmt-write v0.1.0
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded bitfield v0.17.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded defmt v0.3.10
[INFO] [stderr]   Downloaded ufmt v0.2.0
[INFO] [stderr]   Downloaded embedded-time v0.12.1
[INFO] [stderr]   Downloaded defmt-macros v0.4.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0
[INFO] [stderr]   Downloaded embedded-hal-mock v0.11.1
[INFO] [stderr]   Downloaded defmt-parser v0.4.1
[INFO] [stderr]   Downloaded embedded-hal-nb v1.0.0
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded syn v2.0.98
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbe3d85ff435a13796c60bf73b523a3779cc7e8dcfe8b77731be9cd1f5e47677
[INFO] running `Command { std: "docker" "start" "-a" "cbe3d85ff435a13796c60bf73b523a3779cc7e8dcfe8b77731be9cd1f5e47677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbe3d85ff435a13796c60bf73b523a3779cc7e8dcfe8b77731be9cd1f5e47677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbe3d85ff435a13796c60bf73b523a3779cc7e8dcfe8b77731be9cd1f5e47677", kill_on_drop: false }`
[INFO] [stdout] cbe3d85ff435a13796c60bf73b523a3779cc7e8dcfe8b77731be9cd1f5e47677
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+23718020b12d7e5a54f82a19910e8356ee719667" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab647ed975bc6517a2d21c7557406ceee10096e15de34b6b1aa8f19b233b895c
[INFO] running `Command { std: "docker" "start" "-a" "ab647ed975bc6517a2d21c7557406ceee10096e15de34b6b1aa8f19b233b895c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking bitfield v0.17.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal-nb v1.0.0
[INFO] [stderr]     Checking i2c-character-display v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]     Checking embedded-hal-mock v0.11.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s
[INFO] running `Command { std: "docker" "inspect" "ab647ed975bc6517a2d21c7557406ceee10096e15de34b6b1aa8f19b233b895c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab647ed975bc6517a2d21c7557406ceee10096e15de34b6b1aa8f19b233b895c", kill_on_drop: false }`
[INFO] [stdout] ab647ed975bc6517a2d21c7557406ceee10096e15de34b6b1aa8f19b233b895c