[INFO] crate machine 0.3.0 is already in cache
[INFO] extracting crate machine 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/machine/0.3.0
[INFO] extracting crate machine 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/machine/0.3.0
[INFO] validating manifest of machine-0.3.0 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 machine-0.3.0 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 machine-0.3.0
[INFO] finished frobbing machine-0.3.0
[INFO] frobbed toml for machine-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/machine/0.3.0/Cargo.toml
[INFO] started frobbing machine-0.3.0
[INFO] finished frobbing machine-0.3.0
[INFO] frobbed toml for machine-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/machine/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 machine-0.3.0 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/machine/0.3.0:/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] 796e659218ef0661a00bd906f0f6b2b8cbef3160db6986fe5d7e185b36a479e7
[INFO] running `"docker" "start" "-a" "796e659218ef0661a00bd906f0f6b2b8cbef3160db6986fe5d7e185b36a479e7"`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling machine v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.58s
[INFO] running `"docker" "inspect" "796e659218ef0661a00bd906f0f6b2b8cbef3160db6986fe5d7e185b36a479e7"`
[INFO] running `"docker" "rm" "-f" "796e659218ef0661a00bd906f0f6b2b8cbef3160db6986fe5d7e185b36a479e7"`
[INFO] [stdout] 796e659218ef0661a00bd906f0f6b2b8cbef3160db6986fe5d7e185b36a479e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/machine/0.3.0:/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] 214399c57e5b3a1230867cf78ba79c57307df07fbc2c709cc252e124f4b3378f
[INFO] running `"docker" "start" "-a" "214399c57e5b3a1230867cf78ba79c57307df07fbc2c709cc252e124f4b3378f"`
[INFO] [stderr]    Compiling machine v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> tests/http.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / machine!(
[INFO] [stderr] 5  | |     enum HttpRequest {
[INFO] [stderr] 6  | |         Initial,
[INFO] [stderr] 7  | |         HasRequestLine {
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |     }
[INFO] [stderr] 38 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: error writing machine definition: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `machine`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> tests/traffic_light.rs:4:1
[INFO] [stderr]    |
[INFO] [stderr] 4  | / machine!(
[INFO] [stderr] 5  | |   #[derive(Clone,Debug,PartialEq)]
[INFO] [stderr] 6  | |   enum TrafficLight {
[INFO] [stderr] 7  | |     Green { count: u8 },
[INFO] [stderr] ...  |
[INFO] [stderr] 11 | |   }
[INFO] [stderr] 12 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: error writing machine definition: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `machine`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: proc macro panicked
[INFO] [stderr]   --> tests/hello.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / machine!(
[INFO] [stderr] 9  | |   #[derive(Clone,Debug,PartialEq)]
[INFO] [stderr] 10 | |   enum State {
[INFO] [stderr] 11 | |     Start { pub x:u8 },
[INFO] [stderr] 12 | |     End { pub x: u8, y: bool },
[INFO] [stderr] 13 | |   }
[INFO] [stderr] 14 | | );
[INFO] [stderr]    | |__^
[INFO] [stderr]    |
[INFO] [stderr]    = help: message: error writing machine definition: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `machine`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "214399c57e5b3a1230867cf78ba79c57307df07fbc2c709cc252e124f4b3378f"`
[INFO] running `"docker" "rm" "-f" "214399c57e5b3a1230867cf78ba79c57307df07fbc2c709cc252e124f4b3378f"`
[INFO] [stdout] 214399c57e5b3a1230867cf78ba79c57307df07fbc2c709cc252e124f4b3378f