[INFO] fetching crate incremental-topo 0.1.2...
[INFO] checking incremental-topo-0.1.2 against beta for pr-78714
[INFO] extracting crate incremental-topo 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate incremental-topo 0.1.2 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 incremental-topo 0.1.2
[INFO] finished tweaking crates.io crate incremental-topo 0.1.2
[INFO] tweaked toml for crates.io crate incremental-topo 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate incremental-topo 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] ec29ecb701c257f8ab5276dbfb0007ecd481e503cf809003263c2d69e51640b9
[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" "ec29ecb701c257f8ab5276dbfb0007ecd481e503cf809003263c2d69e51640b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec29ecb701c257f8ab5276dbfb0007ecd481e503cf809003263c2d69e51640b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec29ecb701c257f8ab5276dbfb0007ecd481e503cf809003263c2d69e51640b9", kill_on_drop: false }`
[INFO] [stdout] ec29ecb701c257f8ab5276dbfb0007ecd481e503cf809003263c2d69e51640b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 36b122b1744154b088fb011efc25a78225e1faacd32092801ce0565d34946ea3
[INFO] running `Command { std: "docker" "start" "-a" "36b122b1744154b088fb011efc25a78225e1faacd32092801ce0565d34946ea3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling cc v1.0.23
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling serde v1.0.79
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking same-file v1.0.3
[INFO] [stderr]     Checking thread-scoped v1.0.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking log v0.4.5
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking itertools v0.7.8
[INFO] [stderr]     Checking walkdir v2.2.5
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking memchr v2.0.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.8
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]     Checking itertools-num v0.1.2
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking criterion-plot v0.2.5
[INFO] [stderr]     Checking criterion-stats v0.2.5
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking pretty_env_logger v0.2.4
[INFO] [stderr]     Checking serde_json v1.0.32
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking incremental-topo v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.13s
[INFO] running `Command { std: "docker" "inspect" "36b122b1744154b088fb011efc25a78225e1faacd32092801ce0565d34946ea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b122b1744154b088fb011efc25a78225e1faacd32092801ce0565d34946ea3", kill_on_drop: false }`
[INFO] [stdout] 36b122b1744154b088fb011efc25a78225e1faacd32092801ce0565d34946ea3