[INFO] fetching crate alass-util 0.1.2...
[INFO] checking alass-util-0.1.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate alass-util 0.1.2 into /workspace/builds/worker-114/source
[INFO] validating manifest of crates.io crate alass-util 0.1.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-114/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1988d85c5c59aab1910950f1901496ec1891308d1f382c5f0fd7aa8cf2d5cfe6
[INFO] running `Command { std: "docker" "start" "-a" "1988d85c5c59aab1910950f1901496ec1891308d1f382c5f0fd7aa8cf2d5cfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1988d85c5c59aab1910950f1901496ec1891308d1f382c5f0fd7aa8cf2d5cfe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1988d85c5c59aab1910950f1901496ec1891308d1f382c5f0fd7aa8cf2d5cfe6", kill_on_drop: false }`
[INFO] [stdout] 1988d85c5c59aab1910950f1901496ec1891308d1f382c5f0fd7aa8cf2d5cfe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1410908ced6826cca5c0cbb7a12554dc28458f28469c2b152951c7a1097cc039
[INFO] running `Command { std: "docker" "start" "-a" "1410908ced6826cca5c0cbb7a12554dc28458f28469c2b152951c7a1097cc039", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling encoding_rs v0.8.29
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking either v1.6.1
[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 alass-core v2.0.0
[INFO] [stderr]     Checking chardet v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling webrtc-vad v0.4.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking image v0.13.0
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking vobsub v0.2.3
[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 14.68s
[INFO] running `Command { std: "docker" "inspect" "1410908ced6826cca5c0cbb7a12554dc28458f28469c2b152951c7a1097cc039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1410908ced6826cca5c0cbb7a12554dc28458f28469c2b152951c7a1097cc039", kill_on_drop: false }`
[INFO] [stdout] 1410908ced6826cca5c0cbb7a12554dc28458f28469c2b152951c7a1097cc039