[INFO] updating cached repository frnsys/rust-sim
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/frnsys/rust-sim
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frnsys/rust-sim"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frnsys/rust-sim'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fe1c4fea93a0cffd0d3d1b721314953097a99b4f
[INFO] sha for GitHub repo frnsys/rust-sim: fe1c4fea93a0cffd0d3d1b721314953097a99b4f
[INFO] validating manifest of frnsys/rust-sim on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of frnsys/rust-sim on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing frnsys/rust-sim
[INFO] finished frobbing frnsys/rust-sim
[INFO] frobbed toml for frnsys/rust-sim written to work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim/Cargo.toml
[INFO] started frobbing frnsys/rust-sim
[INFO] finished frobbing frnsys/rust-sim
[INFO] frobbed toml for frnsys/rust-sim written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/frnsys/rust-sim/Cargo.toml
[INFO] crate frnsys/rust-sim already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing frnsys/rust-sim against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4367618c751752ea8aeff4fef33c1e09e10035517090aa3adcd532bef4797455
[INFO] running `"docker" "start" "-a" "4367618c751752ea8aeff4fef33c1e09e10035517090aa3adcd532bef4797455"`
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling rmp v0.7.5
[INFO] [stderr]    Compiling uuid v0.2.3
[INFO] [stderr]    Compiling redis v0.8.0
[INFO] [stderr]    Compiling futures v0.1.7
[INFO] [stderr]    Compiling rmp-serialize v0.7.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.2
[INFO] [stderr]    Compiling sim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.89s
[INFO] running `"docker" "inspect" "4367618c751752ea8aeff4fef33c1e09e10035517090aa3adcd532bef4797455"`
[INFO] running `"docker" "rm" "-f" "4367618c751752ea8aeff4fef33c1e09e10035517090aa3adcd532bef4797455"`
[INFO] [stdout] 4367618c751752ea8aeff4fef33c1e09e10035517090aa3adcd532bef4797455
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3631dce1220bcbba26bbaddf7684f66492bce601dbc0cd092614783913c7e9b6
[INFO] running `"docker" "start" "-a" "3631dce1220bcbba26bbaddf7684f66492bce601dbc0cd092614783913c7e9b6"`
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling sim v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `agent`
[INFO] [stderr]   --> examples/culture.rs:33:21
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn setup(&self, agent: Agent<Self::State>, population: &Population<Self>) -> () {}
[INFO] [stderr]    |                     ^^^^^ help: consider prefixing with an underscore: `_agent`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `population`
[INFO] [stderr]   --> examples/culture.rs:33:48
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn setup(&self, agent: Agent<Self::State>, population: &Population<Self>) -> () {}
[INFO] [stderr]    |                                                ^^^^^^^^^^ help: consider prefixing with an underscore: `_population`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `world`
[INFO] [stderr]   --> examples/culture.rs:37:15
[INFO] [stderr]    |
[INFO] [stderr] 37 |               world: Self::World,
[INFO] [stderr]    |               ^^^^^ help: consider prefixing with an underscore: `_world`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `world`
[INFO] [stderr]   --> examples/basic.rs:38:15
[INFO] [stderr]    |
[INFO] [stderr] 38 |               world: Self::World,
[INFO] [stderr]    |               ^^^^^ help: consider prefixing with an underscore: `_world`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.62s
[INFO] running `"docker" "inspect" "3631dce1220bcbba26bbaddf7684f66492bce601dbc0cd092614783913c7e9b6"`
[INFO] running `"docker" "rm" "-f" "3631dce1220bcbba26bbaddf7684f66492bce601dbc0cd092614783913c7e9b6"`
[INFO] [stdout] 3631dce1220bcbba26bbaddf7684f66492bce601dbc0cd092614783913c7e9b6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/frnsys/rust-sim:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 661a1209e3ed8ef944e91f5f52d7a2b487f5a844de96c67e95dff757d60f38e2
[INFO] running `"docker" "start" "-a" "661a1209e3ed8ef944e91f5f52d7a2b487f5a844de96c67e95dff757d60f38e2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sim-2580b74d9959fe0a
[INFO] [stderr]    Doc-tests sim
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "661a1209e3ed8ef944e91f5f52d7a2b487f5a844de96c67e95dff757d60f38e2"`
[INFO] running `"docker" "rm" "-f" "661a1209e3ed8ef944e91f5f52d7a2b487f5a844de96c67e95dff757d60f38e2"`
[INFO] [stdout] 661a1209e3ed8ef944e91f5f52d7a2b487f5a844de96c67e95dff757d60f38e2