[INFO] fetching crate alass-util 0.1.2...
[INFO] checking alass-util-0.1.2 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate alass-util 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate alass-util 0.1.2 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alass-util 0.1.2
[INFO] finished tweaking crates.io crate alass-util 0.1.2
[INFO] tweaked toml for crates.io crate alass-util 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f1ab33153a0341423091a1eafa88dfc3ce7f3f9dd2797502ccbf71a986d817f
[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" "3f1ab33153a0341423091a1eafa88dfc3ce7f3f9dd2797502ccbf71a986d817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f1ab33153a0341423091a1eafa88dfc3ce7f3f9dd2797502ccbf71a986d817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1ab33153a0341423091a1eafa88dfc3ce7f3f9dd2797502ccbf71a986d817f", kill_on_drop: false }`
[INFO] [stdout] 3f1ab33153a0341423091a1eafa88dfc3ce7f3f9dd2797502ccbf71a986d817f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "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] 903b2edc531a433074e453c7303a09b0fc1a2bba81244fe27e22740ce7fc90f2
[INFO] running `Command { std: "docker" "start" "-a" "903b2edc531a433074e453c7303a09b0fc1a2bba81244fe27e22740ce7fc90f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking nom v2.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking chardet v0.2.4
[INFO] [stderr]     Checking alass-core v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling webrtc-vad v0.4.0
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking backtrace v0.3.53
[INFO] [stderr]     Checking num-integer v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking vobsub v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking subparse v0.6.2
[INFO] [stderr]     Checking alass-util v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.04s
[INFO] running `Command { std: "docker" "inspect" "903b2edc531a433074e453c7303a09b0fc1a2bba81244fe27e22740ce7fc90f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "903b2edc531a433074e453c7303a09b0fc1a2bba81244fe27e22740ce7fc90f2", kill_on_drop: false }`
[INFO] [stdout] 903b2edc531a433074e453c7303a09b0fc1a2bba81244fe27e22740ce7fc90f2