[INFO] fetching crate debounced-pin 0.3.0...
[INFO] checking debounced-pin-0.3.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate debounced-pin 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate debounced-pin 0.3.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-12/source/.cargo/config
[INFO] started tweaking crates.io crate debounced-pin 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate debounced-pin 0.3.0
[INFO] tweaked toml for crates.io crate debounced-pin 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate debounced-pin 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df60cc2ad826a682c84cd202946b8749e4ebebd6341031bfe66442b95f8691fa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "df60cc2ad826a682c84cd202946b8749e4ebebd6341031bfe66442b95f8691fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df60cc2ad826a682c84cd202946b8749e4ebebd6341031bfe66442b95f8691fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df60cc2ad826a682c84cd202946b8749e4ebebd6341031bfe66442b95f8691fa", kill_on_drop: false }`
[INFO] [stdout] df60cc2ad826a682c84cd202946b8749e4ebebd6341031bfe66442b95f8691fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7a0f4c4211f8192855b35e986a4846e0a65b0775ff1bc4848b41f36281314e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f7a0f4c4211f8192855b35e986a4846e0a65b0775ff1bc4848b41f36281314e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cortex-m v0.6.1
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking vcell v0.1.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.11
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling stm32f3 v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking embedded-hal v0.2.3
[INFO] [stderr]     Checking volatile-register v0.2.0
[INFO] [stderr]     Checking debounced-pin v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking as-slice v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]     Checking panic-semihosting v0.5.3
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.1.7
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking stm32f3xx-hal v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "f7a0f4c4211f8192855b35e986a4846e0a65b0775ff1bc4848b41f36281314e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a0f4c4211f8192855b35e986a4846e0a65b0775ff1bc4848b41f36281314e3", kill_on_drop: false }`
[INFO] [stdout] f7a0f4c4211f8192855b35e986a4846e0a65b0775ff1bc4848b41f36281314e3