[INFO] fetching crate lexpr 0.2.5...
[INFO] checking lexpr-0.2.5 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate lexpr 0.2.5 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate lexpr 0.2.5 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexpr 0.2.5
[INFO] finished tweaking crates.io crate lexpr 0.2.5
[INFO] tweaked toml for crates.io crate lexpr 0.2.5 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba03c647981c3a91a55d9d83b002712e26b3b83812f09d0fdd18d018c9bfd619
[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" "ba03c647981c3a91a55d9d83b002712e26b3b83812f09d0fdd18d018c9bfd619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba03c647981c3a91a55d9d83b002712e26b3b83812f09d0fdd18d018c9bfd619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba03c647981c3a91a55d9d83b002712e26b3b83812f09d0fdd18d018c9bfd619", kill_on_drop: false }`
[INFO] [stdout] ba03c647981c3a91a55d9d83b002712e26b3b83812f09d0fdd18d018c9bfd619
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 804cc95ac38d7f72d76c20de81b72bec305cce8ca856b264ae4bf919d3187252
[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" "804cc95ac38d7f72d76c20de81b72bec305cce8ca856b264ae4bf919d3187252", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.8.1
[INFO] [stderr]    Compiling lexpr-macros v0.2.1
[INFO] [stderr]     Checking rayon v1.4.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking lexpr v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "804cc95ac38d7f72d76c20de81b72bec305cce8ca856b264ae4bf919d3187252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "804cc95ac38d7f72d76c20de81b72bec305cce8ca856b264ae4bf919d3187252", kill_on_drop: false }`
[INFO] [stdout] 804cc95ac38d7f72d76c20de81b72bec305cce8ca856b264ae4bf919d3187252