[INFO] fetching crate adafruit-7segment 0.1.0...
[INFO] checking adafruit-7segment-0.1.0 against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] extracting crate adafruit-7segment 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate adafruit-7segment 0.1.0 on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded embedded-hal-mock v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af986ec7c50f194f14ff48c1066a340476c30891ae2d375e7b3ba73262864995
[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" "af986ec7c50f194f14ff48c1066a340476c30891ae2d375e7b3ba73262864995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af986ec7c50f194f14ff48c1066a340476c30891ae2d375e7b3ba73262864995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af986ec7c50f194f14ff48c1066a340476c30891ae2d375e7b3ba73262864995", kill_on_drop: false }`
[INFO] [stdout] af986ec7c50f194f14ff48c1066a340476c30891ae2d375e7b3ba73262864995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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] bec5264120e414ab03f7383f8ed9f8e45b30d35490c0543add03af0f6f8045b3
[INFO] running `Command { std: "docker" "start" "-a" "bec5264120e414ab03f7383f8ed9f8e45b30d35490c0543add03af0f6f8045b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[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 unicode-normalization v0.1.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking adafruit-7segment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.39
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.82s
[INFO] running `Command { std: "docker" "inspect" "bec5264120e414ab03f7383f8ed9f8e45b30d35490c0543add03af0f6f8045b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec5264120e414ab03f7383f8ed9f8e45b30d35490c0543add03af0f6f8045b3", kill_on_drop: false }`
[INFO] [stdout] bec5264120e414ab03f7383f8ed9f8e45b30d35490c0543add03af0f6f8045b3