[INFO] updating cached repository amalshehu/rust-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/amalshehu/rust-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/amalshehu/rust-sandbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/amalshehu/rust-sandbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amalshehu/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amalshehu/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf3f195ae1b7b8d5686dfd6529dc8a793305aebc
[INFO] sha for GitHub repo amalshehu/rust-sandbox: cf3f195ae1b7b8d5686dfd6529dc8a793305aebc
[INFO] validating manifest of amalshehu/rust-sandbox 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 amalshehu/rust-sandbox 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 amalshehu/rust-sandbox
[INFO] finished frobbing amalshehu/rust-sandbox
[INFO] frobbed toml for amalshehu/rust-sandbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox/Cargo.toml
[INFO] started frobbing amalshehu/rust-sandbox
[INFO] finished frobbing amalshehu/rust-sandbox
[INFO] frobbed toml for amalshehu/rust-sandbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/amalshehu/rust-sandbox/Cargo.toml
[INFO] crate amalshehu/rust-sandbox 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] testing amalshehu/rust-sandbox 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox:/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] 994c7246c1e239d7bcd5bdb95a430ce5305c84cefcbaa2fb5f96084e75bce56f
[INFO] running `"docker" "start" "-a" "994c7246c1e239d7bcd5bdb95a430ce5305c84cefcbaa2fb5f96084e75bce56f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/pointers.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `"docker" "inspect" "994c7246c1e239d7bcd5bdb95a430ce5305c84cefcbaa2fb5f96084e75bce56f"`
[INFO] running `"docker" "rm" "-f" "994c7246c1e239d7bcd5bdb95a430ce5305c84cefcbaa2fb5f96084e75bce56f"`
[INFO] [stdout] 994c7246c1e239d7bcd5bdb95a430ce5305c84cefcbaa2fb5f96084e75bce56f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox:/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] 292d02cbcdcf5af9ec6878629adfa0e13e30a45825e05f258ada54850edc67ff
[INFO] running `"docker" "start" "-a" "292d02cbcdcf5af9ec6878629adfa0e13e30a45825e05f258ada54850edc67ff"`
[INFO] [stderr]    Compiling rust-sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/pointers.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn run() {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "292d02cbcdcf5af9ec6878629adfa0e13e30a45825e05f258ada54850edc67ff"`
[INFO] running `"docker" "rm" "-f" "292d02cbcdcf5af9ec6878629adfa0e13e30a45825e05f258ada54850edc67ff"`
[INFO] [stdout] 292d02cbcdcf5af9ec6878629adfa0e13e30a45825e05f258ada54850edc67ff
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/amalshehu/rust-sandbox:/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] 557fb5ece73c7cac066a26d33fb0d089ad09d890108c65fee74fecaaef35ed8f
[INFO] running `"docker" "start" "-a" "557fb5ece73c7cac066a26d33fb0d089ad09d890108c65fee74fecaaef35ed8f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_sandbox-e9c370e6bee20d44
[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" "557fb5ece73c7cac066a26d33fb0d089ad09d890108c65fee74fecaaef35ed8f"`
[INFO] running `"docker" "rm" "-f" "557fb5ece73c7cac066a26d33fb0d089ad09d890108c65fee74fecaaef35ed8f"`
[INFO] [stdout] 557fb5ece73c7cac066a26d33fb0d089ad09d890108c65fee74fecaaef35ed8f