[INFO] updating cached repository mathieu-pousse/lock-birdwatcher [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mathieu-pousse/lock-birdwatcher [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mathieu-pousse/lock-birdwatcher" "work/ex/beta-1.38-1/sources/1.37.0/gh/mathieu-pousse/lock-birdwatcher"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mathieu-pousse/lock-birdwatcher'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mathieu-pousse/lock-birdwatcher" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mathieu-pousse/lock-birdwatcher"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mathieu-pousse/lock-birdwatcher'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 528736f795ce51495b68df041513db31cc70cee8 [INFO] sha for GitHub repo mathieu-pousse/lock-birdwatcher: 528736f795ce51495b68df041513db31cc70cee8 [INFO] validating manifest of mathieu-pousse/lock-birdwatcher 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 mathieu-pousse/lock-birdwatcher 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 mathieu-pousse/lock-birdwatcher [INFO] finished frobbing mathieu-pousse/lock-birdwatcher [INFO] frobbed toml for mathieu-pousse/lock-birdwatcher written to work/ex/beta-1.38-1/sources/1.37.0/gh/mathieu-pousse/lock-birdwatcher/Cargo.toml [INFO] started frobbing mathieu-pousse/lock-birdwatcher [INFO] finished frobbing mathieu-pousse/lock-birdwatcher [INFO] frobbed toml for mathieu-pousse/lock-birdwatcher written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mathieu-pousse/lock-birdwatcher/Cargo.toml [INFO] crate mathieu-pousse/lock-birdwatcher 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 mathieu-pousse/lock-birdwatcher 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-6/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/mathieu-pousse/lock-birdwatcher:/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] a0cab1dfd83b34f0607a922cb6cec0eb48c72b8972bc928e4a54081f73590bd9 [INFO] running `"docker" "start" "-a" "a0cab1dfd83b34f0607a922cb6cec0eb48c72b8972bc928e4a54081f73590bd9"` [INFO] [stderr] Compiling fallible-iterator v0.1.5 [INFO] [stderr] Compiling socket2 v0.3.7 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling hmac v0.5.0 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling postgres-protocol v0.3.2 [INFO] [stderr] Compiling postgres-shared v0.4.1 [INFO] [stderr] Compiling docopt v1.0.0 [INFO] [stderr] Compiling postgres v0.15.2 [INFO] [stderr] Compiling lock-scanner v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error: invalid format string: expected `'}'`, found `'?'` [INFO] [stderr] --> src/main.rs:45:75 [INFO] [stderr] | [INFO] [stderr] 45 | eprintln!("oops, there was a problem connecting to the base: {?}", error); [INFO] [stderr] | -^ expected `}` in format string [INFO] [stderr] | | [INFO] [stderr] | because of this opening brace [INFO] [stderr] | [INFO] [stderr] = note: if you intended to print `{`, you can escape it using `{{` [INFO] [stderr] [INFO] [stderr] error[E0308]: match arms have incompatible types [INFO] [stderr] --> src/main.rs:93:27 [INFO] [stderr] | [INFO] [stderr] 91 | let found = match connection.execute(INSERT_INTO, &[]) { [INFO] [stderr] | _____________________- [INFO] [stderr] 92 | | Ok(found) => found, [INFO] [stderr] | | ----- this is found to be of type `u64` [INFO] [stderr] 93 | | Err(error) => { [INFO] [stderr] | |___________________________^ [INFO] [stderr] 94 | || eprintln!("couldn't scan locks: {:?}", error.to_string()); [INFO] [stderr] 95 | || 0; [INFO] [stderr] 96 | || }, [INFO] [stderr] | ||_____________^ expected u64, found () [INFO] [stderr] 97 | | }; [INFO] [stderr] | |_________- `match` arms have incompatible types [INFO] [stderr] | [INFO] [stderr] = note: expected type `u64` [INFO] [stderr] found type `()` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `lock-scanner`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a0cab1dfd83b34f0607a922cb6cec0eb48c72b8972bc928e4a54081f73590bd9"` [INFO] running `"docker" "rm" "-f" "a0cab1dfd83b34f0607a922cb6cec0eb48c72b8972bc928e4a54081f73590bd9"` [INFO] [stdout] a0cab1dfd83b34f0607a922cb6cec0eb48c72b8972bc928e4a54081f73590bd9