[INFO] updating cached repository AlvinSamuelsson/stack_machine
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AlvinSamuelsson/stack_machine
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AlvinSamuelsson/stack_machine" "work/ex/beta-1.38-1/sources/1.37.0/gh/AlvinSamuelsson/stack_machine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/AlvinSamuelsson/stack_machine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AlvinSamuelsson/stack_machine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 132bf5c40ea6fe4503262ca4c3b70d50b278b184
[INFO] sha for GitHub repo AlvinSamuelsson/stack_machine: 132bf5c40ea6fe4503262ca4c3b70d50b278b184
[INFO] validating manifest of AlvinSamuelsson/stack_machine 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 AlvinSamuelsson/stack_machine 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 AlvinSamuelsson/stack_machine
[INFO] finished frobbing AlvinSamuelsson/stack_machine
[INFO] frobbed toml for AlvinSamuelsson/stack_machine written to work/ex/beta-1.38-1/sources/1.37.0/gh/AlvinSamuelsson/stack_machine/Cargo.toml
[INFO] started frobbing AlvinSamuelsson/stack_machine
[INFO] finished frobbing AlvinSamuelsson/stack_machine
[INFO] frobbed toml for AlvinSamuelsson/stack_machine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine/Cargo.toml
[INFO] crate AlvinSamuelsson/stack_machine 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 AlvinSamuelsson/stack_machine against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 0283ab426e44473dc7d1eb482e6132be6c27a84d62aa57a2b7784d8cf466b80f
[INFO] running `"docker" "start" "-a" "0283ab426e44473dc7d1eb482e6132be6c27a84d62aa57a2b7784d8cf466b80f"`
[INFO] [stderr]    Compiling stack_machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `"docker" "inspect" "0283ab426e44473dc7d1eb482e6132be6c27a84d62aa57a2b7784d8cf466b80f"`
[INFO] running `"docker" "rm" "-f" "0283ab426e44473dc7d1eb482e6132be6c27a84d62aa57a2b7784d8cf466b80f"`
[INFO] [stdout] 0283ab426e44473dc7d1eb482e6132be6c27a84d62aa57a2b7784d8cf466b80f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2eb86d6e72e4ab9aaf508ea6017c3bd5e007822d5e3b5ac1d95ea828d8b27667
[INFO] running `"docker" "start" "-a" "2eb86d6e72e4ab9aaf508ea6017c3bd5e007822d5e3b5ac1d95ea828d8b27667"`
[INFO] [stderr]    Compiling stack_machine v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "2eb86d6e72e4ab9aaf508ea6017c3bd5e007822d5e3b5ac1d95ea828d8b27667"`
[INFO] running `"docker" "rm" "-f" "2eb86d6e72e4ab9aaf508ea6017c3bd5e007822d5e3b5ac1d95ea828d8b27667"`
[INFO] [stdout] 2eb86d6e72e4ab9aaf508ea6017c3bd5e007822d5e3b5ac1d95ea828d8b27667
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/AlvinSamuelsson/stack_machine:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 8bcc410205ff773d8ce471a026e14983cfac00ec30adaefbb2714fa980e721e9
[INFO] running `"docker" "start" "-a" "8bcc410205ff773d8ce471a026e14983cfac00ec30adaefbb2714fa980e721e9"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stack_machine-6bd1369b5d5be17a
[INFO] [stderr]      Running /opt/crater/target/debug/deps/stack_machine-7239af35c77559b2
[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] [stderr]    Doc-tests stack_machine
[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" "8bcc410205ff773d8ce471a026e14983cfac00ec30adaefbb2714fa980e721e9"`
[INFO] running `"docker" "rm" "-f" "8bcc410205ff773d8ce471a026e14983cfac00ec30adaefbb2714fa980e721e9"`
[INFO] [stdout] 8bcc410205ff773d8ce471a026e14983cfac00ec30adaefbb2714fa980e721e9