[INFO] fetching crate adafruit-7segment 0.1.0...
[INFO] checking adafruit-7segment-0.1.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate adafruit-7segment 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate adafruit-7segment 0.1.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate adafruit-7segment 0.1.0
[INFO] finished tweaking crates.io crate adafruit-7segment 0.1.0
[INFO] tweaked toml for crates.io crate adafruit-7segment 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eca6ed2eb6cfb6d42cb2c38035b4bb4d6a0ba5aae396b59af903562940bdbcde
[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" "eca6ed2eb6cfb6d42cb2c38035b4bb4d6a0ba5aae396b59af903562940bdbcde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca6ed2eb6cfb6d42cb2c38035b4bb4d6a0ba5aae396b59af903562940bdbcde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca6ed2eb6cfb6d42cb2c38035b4bb4d6a0ba5aae396b59af903562940bdbcde", kill_on_drop: false }`
[INFO] [stdout] eca6ed2eb6cfb6d42cb2c38035b4bb4d6a0ba5aae396b59af903562940bdbcde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dbc7768e4490a0d26b448c3f876709950afda73764cf24677ad5542f2d6cc2de
[INFO] running `Command { std: "docker" "start" "-a" "dbc7768e4490a0d26b448c3f876709950afda73764cf24677ad5542f2d6cc2de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]     Checking ht16k33 v0.4.0
[INFO] [stderr]     Checking embedded-hal-mock v0.4.1
[INFO] [stderr]     Checking adafruit-7segment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.40
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.16s
[INFO] running `Command { std: "docker" "inspect" "dbc7768e4490a0d26b448c3f876709950afda73764cf24677ad5542f2d6cc2de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbc7768e4490a0d26b448c3f876709950afda73764cf24677ad5542f2d6cc2de", kill_on_drop: false }`
[INFO] [stdout] dbc7768e4490a0d26b448c3f876709950afda73764cf24677ad5542f2d6cc2de