[INFO] updating cached repository https://github.com/mathieu-pousse/lock-birdwatcher [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 528736f795ce51495b68df041513db31cc70cee8 [INFO] testing mathieu-pousse/lock-birdwatcher against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-pousse%2Flock-birdwatcher" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mathieu-pousse/lock-birdwatcher on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mathieu-pousse/lock-birdwatcher [INFO] finished tweaking git repo https://github.com/mathieu-pousse/lock-birdwatcher [INFO] tweaked toml for git repo https://github.com/mathieu-pousse/lock-birdwatcher written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/mathieu-pousse/lock-birdwatcher already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1520486999e6cc9f3ec7428419ca8eba5e2e829eaf4ae92d7b6308bd1f08795b [INFO] running `"docker" "start" "-a" "1520486999e6cc9f3ec7428419ca8eba5e2e829eaf4ae92d7b6308bd1f08795b"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling constant_time_eq v0.1.3 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling matches v0.1.6 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling siphasher v0.2.2 [INFO] [stderr] Compiling regex v1.0.2 [INFO] [stderr] Compiling serde v1.0.70 [INFO] [stderr] Compiling cfg-if v0.1.4 [INFO] [stderr] Compiling fallible-iterator v0.1.5 [INFO] [stderr] Compiling md5 v0.3.7 [INFO] [stderr] Compiling lazy_static v1.0.2 [INFO] [stderr] Compiling hex v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.8 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling phf_shared v0.7.21 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling phf v0.7.21 [INFO] [stderr] Compiling stringprep v0.1.2 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling socket2 v0.3.7 [INFO] [stderr] Compiling syn v0.14.4 [INFO] [stderr] Compiling bytes v0.4.8 [INFO] [stderr] Compiling aho-corasick v0.6.6 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling digest v0.7.5 [INFO] [stderr] Compiling crypto-mac v0.5.2 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling hmac v0.5.0 [INFO] [stderr] Compiling postgres-protocol v0.3.2 [INFO] [stderr] Compiling postgres-shared v0.4.1 [INFO] [stderr] Compiling postgres v0.15.2 [INFO] [stderr] Compiling serde_derive v1.0.70 [INFO] [stderr] Compiling docopt v1.0.0 [INFO] [stderr] Compiling lock-scanner v0.1.0 (/opt/rustwide/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] 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" "1520486999e6cc9f3ec7428419ca8eba5e2e829eaf4ae92d7b6308bd1f08795b"` [INFO] running `"docker" "rm" "-f" "1520486999e6cc9f3ec7428419ca8eba5e2e829eaf4ae92d7b6308bd1f08795b"` [INFO] [stdout] 1520486999e6cc9f3ec7428419ca8eba5e2e829eaf4ae92d7b6308bd1f08795b