[INFO] fetching crate yarte_helpers 0.13.0...
[INFO] checking yarte_helpers-0.13.0 against beta for pr-78714
[INFO] extracting crate yarte_helpers 0.13.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate yarte_helpers 0.13.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yarte_helpers 0.13.0
[INFO] finished tweaking crates.io crate yarte_helpers 0.13.0
[INFO] tweaked toml for crates.io crate yarte_helpers 0.13.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d251361d253fe2357c9a59152ccf1dfef9a1472eb9c13402ed9fb42c5053461e
[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" "d251361d253fe2357c9a59152ccf1dfef9a1472eb9c13402ed9fb42c5053461e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d251361d253fe2357c9a59152ccf1dfef9a1472eb9c13402ed9fb42c5053461e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d251361d253fe2357c9a59152ccf1dfef9a1472eb9c13402ed9fb42c5053461e", kill_on_drop: false }`
[INFO] [stdout] d251361d253fe2357c9a59152ccf1dfef9a1472eb9c13402ed9fb42c5053461e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dea910f56330debd80588a3159145f7ac94bdfa1aba72fdb1746b3ae0026910
[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" "6dea910f56330debd80588a3159145f7ac94bdfa1aba72fdb1746b3ae0026910", kill_on_drop: false }`
[INFO] [stderr]     Checking bit-vec v0.6.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling v_escape v0.14.0
[INFO] [stderr]    Compiling v_htmlescape v0.11.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling bat v0.16.0
[INFO] [stderr]     Checking std_prelude v0.2.12
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling ansi_colours v1.0.1
[INFO] [stderr]     Checking buf-min v0.2.0
[INFO] [stderr]     Checking semver-parser v0.10.1
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking content_inspector v0.2.4
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking path_abs v0.5.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking console v0.12.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_yaml v0.8.14
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking fancy-regex v0.3.5
[INFO] [stderr]     Checking toolchain_find v0.1.4
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]    Compiling v_escape_derive v0.8.4
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking syntect v4.4.0
[INFO] [stderr]     Checking yarte_helpers v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.32s
[INFO] running `Command { std: "docker" "inspect" "6dea910f56330debd80588a3159145f7ac94bdfa1aba72fdb1746b3ae0026910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dea910f56330debd80588a3159145f7ac94bdfa1aba72fdb1746b3ae0026910", kill_on_drop: false }`
[INFO] [stdout] 6dea910f56330debd80588a3159145f7ac94bdfa1aba72fdb1746b3ae0026910