[INFO] cloning repository https://github.com/FreddieBrown/paxos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreddieBrown/paxos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreddieBrown%2Fpaxos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreddieBrown%2Fpaxos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4d57bc948bc9359efb570b857bbd9b05c91a92d
[INFO] checking FreddieBrown/paxos against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreddieBrown%2Fpaxos" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FreddieBrown/paxos on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FreddieBrown/paxos
[INFO] finished tweaking git repo https://github.com/FreddieBrown/paxos
[INFO] tweaked toml for git repo https://github.com/FreddieBrown/paxos written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/FreddieBrown/paxos already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 372dc6d9b2f35bffa4e64bc097941583a9c5231afffcb151867a8bb84890a621
[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" "372dc6d9b2f35bffa4e64bc097941583a9c5231afffcb151867a8bb84890a621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "372dc6d9b2f35bffa4e64bc097941583a9c5231afffcb151867a8bb84890a621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "372dc6d9b2f35bffa4e64bc097941583a9c5231afffcb151867a8bb84890a621", kill_on_drop: false }`
[INFO] [stdout] 372dc6d9b2f35bffa4e64bc097941583a9c5231afffcb151867a8bb84890a621
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] f8234dd1a1277ec2de74d9ebfb6175c06145f8cce8b8c1d2f3148d109793f7b0
[INFO] running `Command { std: "docker" "start" "-a" "f8234dd1a1277ec2de74d9ebfb6175c06145f8cce8b8c1d2f3148d109793f7b0", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking paxos v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]   --> src/tests.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let range = 100;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prob`
[INFO] [stdout]   --> src/tests.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let prob = 0.2;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]   --> src/tests.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let range = 100;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prob`
[INFO] [stdout]   --> src/tests.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |     let prob = 0.2;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_prob`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "f8234dd1a1277ec2de74d9ebfb6175c06145f8cce8b8c1d2f3148d109793f7b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8234dd1a1277ec2de74d9ebfb6175c06145f8cce8b8c1d2f3148d109793f7b0", kill_on_drop: false }`
[INFO] [stdout] f8234dd1a1277ec2de74d9ebfb6175c06145f8cce8b8c1d2f3148d109793f7b0