[INFO] fetching crate lc3-rs 0.4.3...
[INFO] extracting crate lc3-rs 0.4.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/lc3-rs/0.4.3
[INFO] extracting crate lc3-rs 0.4.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lc3-rs/0.4.3
[INFO] validating manifest of lc3-rs-0.4.3 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lc3-rs-0.4.3 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lc3-rs-0.4.3
[INFO] finished frobbing lc3-rs-0.4.3
[INFO] frobbed toml for lc3-rs-0.4.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/lc3-rs/0.4.3/Cargo.toml
[INFO] started frobbing lc3-rs-0.4.3
[INFO] finished frobbing lc3-rs-0.4.3
[INFO] frobbed toml for lc3-rs-0.4.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/lc3-rs/0.4.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lc3-rs-0.4.3 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lc3-rs/0.4.3:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] f776d8186de6b8bb65e50c4948bdcf69f58cd1e73859359ae7022484b80a83bb
[INFO] running `"docker" "start" "-a" "f776d8186de6b8bb65e50c4948bdcf69f58cd1e73859359ae7022484b80a83bb"`
[INFO] [stderr]    Compiling lc3-rs v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `CRLFtoLF`
[INFO] [stderr]   --> src/vm/mod.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct CRLFtoLF<'a, T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "f776d8186de6b8bb65e50c4948bdcf69f58cd1e73859359ae7022484b80a83bb"`
[INFO] running `"docker" "rm" "-f" "f776d8186de6b8bb65e50c4948bdcf69f58cd1e73859359ae7022484b80a83bb"`
[INFO] [stdout] f776d8186de6b8bb65e50c4948bdcf69f58cd1e73859359ae7022484b80a83bb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lc3-rs/0.4.3:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f31141b079c50d22892cfa2de6cc2e31e67bc1029c2640f57457d3f475c06662
[INFO] running `"docker" "start" "-a" "f31141b079c50d22892cfa2de6cc2e31e67bc1029c2640f57457d3f475c06662"`
[INFO] [stderr]    Compiling lc3-rs v0.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: struct is never constructed: `CRLFtoLF`
[INFO] [stderr]   --> src/vm/mod.rs:27:1
[INFO] [stderr]    |
[INFO] [stderr] 27 | struct CRLFtoLF<'a, T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "f31141b079c50d22892cfa2de6cc2e31e67bc1029c2640f57457d3f475c06662"`
[INFO] running `"docker" "rm" "-f" "f31141b079c50d22892cfa2de6cc2e31e67bc1029c2640f57457d3f475c06662"`
[INFO] [stdout] f31141b079c50d22892cfa2de6cc2e31e67bc1029c2640f57457d3f475c06662
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/lc3-rs/0.4.3:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 719bfd1781cd273453071f66756586951258d7d564785286b477bce39e5e3d57
[INFO] running `"docker" "start" "-a" "719bfd1781cd273453071f66756586951258d7d564785286b477bce39e5e3d57"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lc3-dd0e9fc47396288b
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test vm::instruction::tests::test_extract_bits ... ok
[INFO] [stdout] test vm::instruction::tests::test_sign_extend ... ok
[INFO] [stdout] test vm::instruction::tests::test_instruction_parse ... ok
[INFO] [stdout] test vm::instruction::tests::test_instruction_fmt ... ok
[INFO] [stdout] test vm::test_update_condition ... ok
[INFO] [stdout] test vm::test_step_n ... ok
[INFO] [stdout] test vm::test_step ... ok
[INFO] [stdout] test vm::test_run ... ok
[INFO] [stdout] test vm::tests::test_load ... ok
[INFO] [stdout] test vm::tests::test_load_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/calc-2c6b2e8ff678c6fa
[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] [stderr]      Running /opt/crater/target/debug/deps/test_proj1-1266c9377b17237a
[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] [stderr]    Doc-tests lc3
[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" "719bfd1781cd273453071f66756586951258d7d564785286b477bce39e5e3d57"`
[INFO] running `"docker" "rm" "-f" "719bfd1781cd273453071f66756586951258d7d564785286b477bce39e5e3d57"`
[INFO] [stdout] 719bfd1781cd273453071f66756586951258d7d564785286b477bce39e5e3d57