[INFO] updating cached repository RaasAhsan/just
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/RaasAhsan/just
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/RaasAhsan/just" "work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/RaasAhsan/just" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RaasAhsan/just"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RaasAhsan/just'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f45872c914e0ff7b73f425beed19f46b615512b6
[INFO] sha for GitHub repo RaasAhsan/just: f45872c914e0ff7b73f425beed19f46b615512b6
[INFO] validating manifest of RaasAhsan/just 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 RaasAhsan/just 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 RaasAhsan/just
[INFO] finished frobbing RaasAhsan/just
[INFO] frobbed toml for RaasAhsan/just written to work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just/Cargo.toml
[INFO] started frobbing RaasAhsan/just
[INFO] finished frobbing RaasAhsan/just
[INFO] frobbed toml for RaasAhsan/just written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/RaasAhsan/just/Cargo.toml
[INFO] crate RaasAhsan/just 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 RaasAhsan/just 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just:/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] 4a189303b836f3d6d7370a6e7ae7554616b35a8c4e8a8ae1daf5b24b07f592bb
[INFO] running `"docker" "start" "-a" "4a189303b836f3d6d7370a6e7ae7554616b35a8c4e8a8ae1daf5b24b07f592bb"`
[INFO] [stderr]    Compiling just v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/jvm.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |             0x31 => Some(Opcode::Daload),
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Heap`
[INFO] [stderr]  --> src/runtime.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Heap {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `"docker" "inspect" "4a189303b836f3d6d7370a6e7ae7554616b35a8c4e8a8ae1daf5b24b07f592bb"`
[INFO] running `"docker" "rm" "-f" "4a189303b836f3d6d7370a6e7ae7554616b35a8c4e8a8ae1daf5b24b07f592bb"`
[INFO] [stdout] 4a189303b836f3d6d7370a6e7ae7554616b35a8c4e8a8ae1daf5b24b07f592bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just:/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] 600b70f6b7b792a1d5fb016a91ef938a931bfa29dde5dba75a56800c3973efe0
[INFO] running `"docker" "start" "-a" "600b70f6b7b792a1d5fb016a91ef938a931bfa29dde5dba75a56800c3973efe0"`
[INFO] [stderr]    Compiling just v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/jvm.rs:240:13
[INFO] [stderr]     |
[INFO] [stderr] 240 |             0x31 => Some(Opcode::Daload),
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unreachable_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Heap`
[INFO] [stderr]  --> src/runtime.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct Heap {
[INFO] [stderr]   | ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "600b70f6b7b792a1d5fb016a91ef938a931bfa29dde5dba75a56800c3973efe0"`
[INFO] running `"docker" "rm" "-f" "600b70f6b7b792a1d5fb016a91ef938a931bfa29dde5dba75a56800c3973efe0"`
[INFO] [stdout] 600b70f6b7b792a1d5fb016a91ef938a931bfa29dde5dba75a56800c3973efe0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/RaasAhsan/just:/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] 5f8c40533fda93fd8c9900928b11320f155cf7a8f50e981f6591e9a4b6e7a915
[INFO] running `"docker" "start" "-a" "5f8c40533fda93fd8c9900928b11320f155cf7a8f50e981f6591e9a4b6e7a915"`
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/just-37096e6f93097739
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5f8c40533fda93fd8c9900928b11320f155cf7a8f50e981f6591e9a4b6e7a915"`
[INFO] running `"docker" "rm" "-f" "5f8c40533fda93fd8c9900928b11320f155cf7a8f50e981f6591e9a4b6e7a915"`
[INFO] [stdout] 5f8c40533fda93fd8c9900928b11320f155cf7a8f50e981f6591e9a4b6e7a915