[INFO] cloning repository https://github.com/MashPlant/re2dfa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MashPlant/re2dfa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMashPlant%2Fre2dfa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMashPlant%2Fre2dfa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1f4534016116053ec2b26609145cf0dfbf4a64e9
[INFO] checking MashPlant/re2dfa against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMashPlant%2Fre2dfa" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MashPlant/re2dfa on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MashPlant/re2dfa
[INFO] finished tweaking git repo https://github.com/MashPlant/re2dfa
[INFO] tweaked toml for git repo https://github.com/MashPlant/re2dfa written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/MashPlant/bitset`
[INFO] [stderr]     Updating git repository `https://github.com/MashPlant/pretty_u8`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] [stderr]   Downloaded tap v1.0.0
[INFO] [stderr]   Downloaded radium v0.5.3
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded bitvec v0.19.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e10e2053aa71a40a2e441fc033fe2232c7d964f0385edde3b6a4490fc6b620a
[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" "0e10e2053aa71a40a2e441fc033fe2232c7d964f0385edde3b6a4490fc6b620a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e10e2053aa71a40a2e441fc033fe2232c7d964f0385edde3b6a4490fc6b620a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e10e2053aa71a40a2e441fc033fe2232c7d964f0385edde3b6a4490fc6b620a", kill_on_drop: false }`
[INFO] [stdout] 0e10e2053aa71a40a2e441fc033fe2232c7d964f0385edde3b6a4490fc6b620a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94996c4844af0d373e2387804590323d795218a6f19dff72de220bd31ca1d7b4
[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" "94996c4844af0d373e2387804590323d795218a6f19dff72de220bd31ca1d7b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking tap v1.0.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking bitset v0.1.0 (https://github.com/MashPlant/bitset#a20d7b54)
[INFO] [stderr]     Checking pretty_u8 v0.1.0 (https://github.com/MashPlant/pretty_u8#ceb1c74e)
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking re2dfa v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.09s
[INFO] running `Command { std: "docker" "inspect" "94996c4844af0d373e2387804590323d795218a6f19dff72de220bd31ca1d7b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94996c4844af0d373e2387804590323d795218a6f19dff72de220bd31ca1d7b4", kill_on_drop: false }`
[INFO] [stdout] 94996c4844af0d373e2387804590323d795218a6f19dff72de220bd31ca1d7b4