[INFO] updating cached repository marblenix/PropertiesChecker
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/marblenix/PropertiesChecker
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/marblenix/PropertiesChecker" "work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/marblenix/PropertiesChecker" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marblenix/PropertiesChecker"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marblenix/PropertiesChecker'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5a5e7e03326083f94d8705a5257d7933d73bbe30
[INFO] sha for GitHub repo marblenix/PropertiesChecker: 5a5e7e03326083f94d8705a5257d7933d73bbe30
[INFO] validating manifest of marblenix/PropertiesChecker 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 marblenix/PropertiesChecker 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 marblenix/PropertiesChecker
[INFO] finished frobbing marblenix/PropertiesChecker
[INFO] frobbed toml for marblenix/PropertiesChecker written to work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker/Cargo.toml
[INFO] started frobbing marblenix/PropertiesChecker
[INFO] finished frobbing marblenix/PropertiesChecker
[INFO] frobbed toml for marblenix/PropertiesChecker written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/marblenix/PropertiesChecker/Cargo.toml
[INFO] crate marblenix/PropertiesChecker 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing marblenix/PropertiesChecker 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker:/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] 72fc5f43e99a2998b149d3bdd9dcec1fe915e3860b1c92d5ba32d2bb85aaf860
[INFO] running `"docker" "start" "-a" "72fc5f43e99a2998b149d3bdd9dcec1fe915e3860b1c92d5ba32d2bb85aaf860"`
[INFO] [stderr]    Compiling properties v0.1.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling PropertyChecker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains_key`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn contains_key(self, key: &str) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PropertyChecker` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `property_checker`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.22s
[INFO] running `"docker" "inspect" "72fc5f43e99a2998b149d3bdd9dcec1fe915e3860b1c92d5ba32d2bb85aaf860"`
[INFO] running `"docker" "rm" "-f" "72fc5f43e99a2998b149d3bdd9dcec1fe915e3860b1c92d5ba32d2bb85aaf860"`
[INFO] [stdout] 72fc5f43e99a2998b149d3bdd9dcec1fe915e3860b1c92d5ba32d2bb85aaf860
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker:/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] ce249ba3ee148155c6194447b3e7322e450a22e1b66442bfe00920720cd02fa5
[INFO] running `"docker" "start" "-a" "ce249ba3ee148155c6194447b3e7322e450a22e1b66442bfe00920720cd02fa5"`
[INFO] [stderr]    Compiling PropertyChecker v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains_key`
[INFO] [stderr]   --> src/main.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     fn contains_key(self, key: &str) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `PropertyChecker` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `property_checker`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "ce249ba3ee148155c6194447b3e7322e450a22e1b66442bfe00920720cd02fa5"`
[INFO] running `"docker" "rm" "-f" "ce249ba3ee148155c6194447b3e7322e450a22e1b66442bfe00920720cd02fa5"`
[INFO] [stdout] ce249ba3ee148155c6194447b3e7322e450a22e1b66442bfe00920720cd02fa5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/marblenix/PropertiesChecker:/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] b64d7f1715ebbd2d31fd9e1ca782575eeb9fff7b3914fcf6a68378abe27f8d12
[INFO] running `"docker" "start" "-a" "b64d7f1715ebbd2d31fd9e1ca782575eeb9fff7b3914fcf6a68378abe27f8d12"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/PropertyChecker-c7e2e77dda1949a3
[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" "b64d7f1715ebbd2d31fd9e1ca782575eeb9fff7b3914fcf6a68378abe27f8d12"`
[INFO] running `"docker" "rm" "-f" "b64d7f1715ebbd2d31fd9e1ca782575eeb9fff7b3914fcf6a68378abe27f8d12"`
[INFO] [stdout] b64d7f1715ebbd2d31fd9e1ca782575eeb9fff7b3914fcf6a68378abe27f8d12