[INFO] cloning repository https://github.com/viking/jamville
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/viking/jamville" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviking%2Fjamville", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviking%2Fjamville'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ed759ea74690d9e5e7b6148e979a730d03958b0
[INFO] checking viking/jamville against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviking%2Fjamville" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/viking/jamville on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/viking/jamville
[INFO] finished tweaking git repo https://github.com/viking/jamville
[INFO] tweaked toml for git repo https://github.com/viking/jamville written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/viking/jamville already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/RReverser/serde-xml-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2959f209721d6e3ba859179426f9ace20fadaf716cba54fb3e2dca2053380c7f
[INFO] running `Command { std: "docker" "start" "-a" "2959f209721d6e3ba859179426f9ace20fadaf716cba54fb3e2dca2053380c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2959f209721d6e3ba859179426f9ace20fadaf716cba54fb3e2dca2053380c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2959f209721d6e3ba859179426f9ace20fadaf716cba54fb3e2dca2053380c7f", kill_on_drop: false }`
[INFO] [stdout] 2959f209721d6e3ba859179426f9ace20fadaf716cba54fb3e2dca2053380c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce197fd68e5b2ea39c2127d808cb7ba5f244550d878b9382c6714ecb69347bf2
[INFO] running `Command { std: "docker" "start" "-a" "ce197fd68e5b2ea39c2127d808cb7ba5f244550d878b9382c6714ecb69347bf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.15
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking libc v0.2.41
[INFO] [stderr]    Compiling serde v1.0.59
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.3
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling quote v0.6.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.17
[INFO] [stderr]    Compiling syn v0.14.0
[INFO] [stderr]     Checking bincode v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.59
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking serde-xml-rs v0.2.1 (https://github.com/RReverser/serde-xml-rs#551c78d1)
[INFO] [stderr]     Checking jamville v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `WayDirection`
[INFO] [stdout]    --> src/entities.rs:132:6
[INFO] [stdout]     |
[INFO] [stdout] 132 | enum WayDirection {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `find_path`
[INFO] [stdout]    --> src/entities.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn find_path(&self, start_id: i64, end_id: i64) -> Option<Vec<i64>> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.01s
[INFO] running `Command { std: "docker" "inspect" "ce197fd68e5b2ea39c2127d808cb7ba5f244550d878b9382c6714ecb69347bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce197fd68e5b2ea39c2127d808cb7ba5f244550d878b9382c6714ecb69347bf2", kill_on_drop: false }`
[INFO] [stdout] ce197fd68e5b2ea39c2127d808cb7ba5f244550d878b9382c6714ecb69347bf2