[INFO] cloning repository https://github.com/mathieu-pousse/lock-birdwatcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathieu-pousse/lock-birdwatcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-pousse%2Flock-birdwatcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-pousse%2Flock-birdwatcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 528736f795ce51495b68df041513db31cc70cee8
[INFO] checking mathieu-pousse/lock-birdwatcher against master#af3c6e733a40e671550e0f0f5aeecaa13772ba56 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-pousse%2Flock-birdwatcher" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathieu-pousse/lock-birdwatcher on toolchain af3c6e733a40e671550e0f0f5aeecaa13772ba56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/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 `Command { std: "/workspace/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79313141b0aaec6a8d39661ab8b015634c201d5d659f1179b8ac7f8d419fd93b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "79313141b0aaec6a8d39661ab8b015634c201d5d659f1179b8ac7f8d419fd93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79313141b0aaec6a8d39661ab8b015634c201d5d659f1179b8ac7f8d419fd93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79313141b0aaec6a8d39661ab8b015634c201d5d659f1179b8ac7f8d419fd93b", kill_on_drop: false }`
[INFO] [stdout] 79313141b0aaec6a8d39661ab8b015634c201d5d659f1179b8ac7f8d419fd93b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+af3c6e733a40e671550e0f0f5aeecaa13772ba56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3580dc3ccd13b8a45a724d2aeca45d3590098aa9be088f6c4c128691309cab3a
[INFO] running `Command { std: "docker" "start" "-a" "3580dc3ccd13b8a45a724d2aeca45d3590098aa9be088f6c4c128691309cab3a", kill_on_drop: false }`
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking fallible-iterator v0.1.5
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking digest v0.7.5
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking regex v1.0.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking postgres-shared v0.4.1
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]     Checking lock-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'?'`
[INFO] [stdout]   --> src/main.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 |             eprintln!("oops, there was a problem connecting to the base: {?}", error);
[INFO] [stdout]    |                                                                          -^ expected `}` in format string
[INFO] [stdout]    |                                                                          |
[INFO] [stdout]    |                                                                          because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid format string: expected `'}'`, found `'?'`
[INFO] [stdout]   --> src/main.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 |             eprintln!("oops, there was a problem connecting to the base: {?}", error);
[INFO] [stdout]    |                                                                          -^ expected `}` in format string
[INFO] [stdout]    |                                                                          |
[INFO] [stdout]    |                                                                          because of this opening brace
[INFO] [stdout]    |
[INFO] [stdout]    = note: if you intended to print `{`, you can escape it using `{{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `match` arms have incompatible types
[INFO] [stdout]   --> src/main.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |           let found = match connection.execute(INSERT_INTO, &[]) {
[INFO] [stdout]    |  _____________________-
[INFO] [stdout] 92 | |             Ok(found) => found,
[INFO] [stdout]    | |                          ----- this is found to be of type `u64`
[INFO] [stdout] 93 | |             Err(error) => {
[INFO] [stdout] 94 | |                 eprintln!("couldn't scan locks: {:?}", error.to_string());
[INFO] [stdout] 95 | |                 0;
[INFO] [stdout]    | |                 ^-
[INFO] [stdout]    | |                 ||
[INFO] [stdout]    | |                 |help: consider removing this semicolon
[INFO] [stdout]    | |                 expected `u64`, found `()`
[INFO] [stdout] 96 | |             },
[INFO] [stdout] 97 | |         };
[INFO] [stdout]    | |_________- `match` arms have incompatible types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lock-scanner`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0308]: `match` arms have incompatible types
[INFO] [stdout]   --> src/main.rs:95:17
[INFO] [stdout]    |
[INFO] [stdout] 91 |           let found = match connection.execute(INSERT_INTO, &[]) {
[INFO] [stdout]    |  _____________________-
[INFO] [stdout] 92 | |             Ok(found) => found,
[INFO] [stdout]    | |                          ----- this is found to be of type `u64`
[INFO] [stdout] 93 | |             Err(error) => {
[INFO] [stdout] 94 | |                 eprintln!("couldn't scan locks: {:?}", error.to_string());
[INFO] [stdout] 95 | |                 0;
[INFO] [stdout]    | |                 ^-
[INFO] [stdout]    | |                 ||
[INFO] [stdout]    | |                 |help: consider removing this semicolon
[INFO] [stdout]    | |                 expected `u64`, found `()`
[INFO] [stdout] 96 | |             },
[INFO] [stdout] 97 | |         };
[INFO] [stdout]    | |_________- `match` arms have incompatible types
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3580dc3ccd13b8a45a724d2aeca45d3590098aa9be088f6c4c128691309cab3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3580dc3ccd13b8a45a724d2aeca45d3590098aa9be088f6c4c128691309cab3a", kill_on_drop: false }`
[INFO] [stdout] 3580dc3ccd13b8a45a724d2aeca45d3590098aa9be088f6c4c128691309cab3a
