[INFO] cloning repository https://github.com/itarato/neo4j_rust_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/itarato/neo4j_rust_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitarato%2Fneo4j_rust_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitarato%2Fneo4j_rust_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 469fe39c354468b5ba76e58c7a686cf141f21c9a
[INFO] checking itarato/neo4j_rust_client against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fitarato%2Fneo4j_rust_client" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/itarato/neo4j_rust_client on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/itarato/neo4j_rust_client
[INFO] finished tweaking git repo https://github.com/itarato/neo4j_rust_client
[INFO] tweaked toml for git repo https://github.com/itarato/neo4j_rust_client written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/itarato/neo4j_rust_client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 26c79d6a1d948d623d03aa14a9ffb1fb12b25ad9122e165168940bc770dc9b29
[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" "26c79d6a1d948d623d03aa14a9ffb1fb12b25ad9122e165168940bc770dc9b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26c79d6a1d948d623d03aa14a9ffb1fb12b25ad9122e165168940bc770dc9b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c79d6a1d948d623d03aa14a9ffb1fb12b25ad9122e165168940bc770dc9b29", kill_on_drop: false }`
[INFO] [stdout] 26c79d6a1d948d623d03aa14a9ffb1fb12b25ad9122e165168940bc770dc9b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "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] 44cb89bb8893f7ae5c76b5baffa0adb9b219c31909cf556bf20ecc2b41804913
[INFO] running `Command { std: "docker" "start" "-a" "44cb89bb8893f7ae5c76b5baffa0adb9b219c31909cf556bf20ecc2b41804913", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.4
[INFO] [stderr]     Checking matches v0.1.2
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking winapi v0.2.5
[INFO] [stderr]     Checking httparse v1.1.0
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking rustc-serialize v0.3.16
[INFO] [stderr]     Checking unicase v1.1.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling hyper v0.10.4
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stdout] error[E0642]: patterns aren't allowed in functions without bodies
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.16/src/serialize.rs:145:45
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   &f_name: &str,
[INFO] [stdout]     |                       ^^^^^^^ pattern not allowed in function without body
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking log v0.3.4
[INFO] [stderr]     Checking num_cpus v1.2.1
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking time v0.1.34
[INFO] [stderr]     Checking mime v0.2.2
[INFO] [stderr]     Checking idna v0.1.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0642`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize`.
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "44cb89bb8893f7ae5c76b5baffa0adb9b219c31909cf556bf20ecc2b41804913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44cb89bb8893f7ae5c76b5baffa0adb9b219c31909cf556bf20ecc2b41804913", kill_on_drop: false }`
[INFO] [stdout] 44cb89bb8893f7ae5c76b5baffa0adb9b219c31909cf556bf20ecc2b41804913