[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] documenting mathieu-pousse/lock-birdwatcher against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathieu-pousse%2Flock-birdwatcher" "/workspace/builds/worker-60/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-60/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mathieu-pousse/lock-birdwatcher on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-60/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fac3959030b85db75e85b88a320fc8e99057c325eed760352f38797a20dee49
[INFO] running `Command { std: "docker" "start" "-a" "0fac3959030b85db75e85b88a320fc8e99057c325eed760352f38797a20dee49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fac3959030b85db75e85b88a320fc8e99057c325eed760352f38797a20dee49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fac3959030b85db75e85b88a320fc8e99057c325eed760352f38797a20dee49", kill_on_drop: false }`
[INFO] [stdout] 0fac3959030b85db75e85b88a320fc8e99057c325eed760352f38797a20dee49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-60/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd5bb3775fd1947b60d82cc5cf8b92a447554e72b413925c57df7fc9a0bccc61
[INFO] running `Command { std: "docker" "start" "-a" "dd5bb3775fd1947b60d82cc5cf8b92a447554e72b413925c57df7fc9a0bccc61", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking siphasher v0.2.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]    Compiling regex v1.0.2
[INFO] [stderr]     Checking lazy_static v1.0.2
[INFO] [stderr]    Compiling serde v1.0.70
[INFO] [stderr]     Checking md5 v0.3.7
[INFO] [stderr]     Checking fallible-iterator v0.1.5
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking cfg-if v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.8
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.2
[INFO] [stderr]     Checking phf_shared v0.7.21
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking thread_local v0.3.5
[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]     Checking socket2 v0.3.7
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking bytes v0.4.8
[INFO] [stderr]     Checking aho-corasick v0.6.6
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking digest v0.7.5
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking hmac v0.5.0
[INFO] [stderr]     Checking postgres-protocol v0.3.2
[INFO] [stderr]     Checking postgres-shared v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.70
[INFO] [stderr]     Checking postgres v0.15.2
[INFO] [stderr]     Checking docopt v1.0.0
[INFO] [stderr]  Documenting 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: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not document `lock-scanner`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type bin --crate-name lock_scanner src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern docopt=/opt/rustwide/target/debug/deps/libdocopt-04e2fe24e1b0b85c.rmeta --extern postgres=/opt/rustwide/target/debug/deps/libpostgres-ce4f256b0e2913f5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-9f94caa99ec71100.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-02c7cabe81e5e152.so --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "dd5bb3775fd1947b60d82cc5cf8b92a447554e72b413925c57df7fc9a0bccc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5bb3775fd1947b60d82cc5cf8b92a447554e72b413925c57df7fc9a0bccc61", kill_on_drop: false }`
[INFO] [stdout] dd5bb3775fd1947b60d82cc5cf8b92a447554e72b413925c57df7fc9a0bccc61
