[INFO] fetching crate linux-taskstats 0.1.3...
[INFO] checking linux-taskstats-0.1.3 against beta for pr-78714
[INFO] extracting crate linux-taskstats 0.1.3 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate linux-taskstats 0.1.3 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 linux-taskstats 0.1.3
[INFO] finished tweaking crates.io crate linux-taskstats 0.1.3
[INFO] tweaked toml for crates.io crate linux-taskstats 0.1.3 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate linux-taskstats 0.1.3 already has a lockfile, it will not be regenerated
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netlink-sys v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 121fb239f26999145e9ee40ba43c6cd9f3587b48214172c2b5e13b45002c04cf
[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" "121fb239f26999145e9ee40ba43c6cd9f3587b48214172c2b5e13b45002c04cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "121fb239f26999145e9ee40ba43c6cd9f3587b48214172c2b5e13b45002c04cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "121fb239f26999145e9ee40ba43c6cd9f3587b48214172c2b5e13b45002c04cf", kill_on_drop: false }`
[INFO] [stdout] 121fb239f26999145e9ee40ba43c6cd9f3587b48214172c2b5e13b45002c04cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a60d87eb5e12c8a237b74f2b53be90ca70eb524f2831bb2ac4f4555222c90ab6
[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" "a60d87eb5e12c8a237b74f2b53be90ca70eb524f2831bb2ac4f4555222c90ab6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking netlink-sys v0.2.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]    Compiling linux-taskstats v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.72s
[INFO] running `Command { std: "docker" "inspect" "a60d87eb5e12c8a237b74f2b53be90ca70eb524f2831bb2ac4f4555222c90ab6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60d87eb5e12c8a237b74f2b53be90ca70eb524f2831bb2ac4f4555222c90ab6", kill_on_drop: false }`
[INFO] [stdout] a60d87eb5e12c8a237b74f2b53be90ca70eb524f2831bb2ac4f4555222c90ab6