[INFO] cloning repository https://github.com/jemmyw/ev3_follow_the_line
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jemmyw/ev3_follow_the_line" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fev3_follow_the_line", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fev3_follow_the_line'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae58e72f289f91382e2cd872b22b57be97bbac76
[INFO] testing jemmyw/ev3_follow_the_line against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fev3_follow_the_line" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jemmyw/ev3_follow_the_line on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/jemmyw/ev3_follow_the_line
[INFO] finished tweaking git repo https://github.com/jemmyw/ev3_follow_the_line
[INFO] tweaked toml for git repo https://github.com/jemmyw/ev3_follow_the_line written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jemmyw/ev3_follow_the_line already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d479328986b0cf5db063eea1a5c431992552c9979f58323203b2ce4c14ac1e3
[INFO] running `Command { std: "docker" "start" "-a" "1d479328986b0cf5db063eea1a5c431992552c9979f58323203b2ce4c14ac1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d479328986b0cf5db063eea1a5c431992552c9979f58323203b2ce4c14ac1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d479328986b0cf5db063eea1a5c431992552c9979f58323203b2ce4c14ac1e3", kill_on_drop: false }`
[INFO] [stdout] 1d479328986b0cf5db063eea1a5c431992552c9979f58323203b2ce4c14ac1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f22fbb81429d7c45f7b8536f1cbf52a90a251d6011536af78a3081134cd15fc
[INFO] running `Command { std: "docker" "start" "-a" "3f22fbb81429d7c45f7b8536f1cbf52a90a251d6011536af78a3081134cd15fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling ev3dev-lang-rust-derive v0.8.0
[INFO] [stderr]    Compiling ev3dev-lang-rust v0.8.0
[INFO] [stderr]    Compiling ev3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "3f22fbb81429d7c45f7b8536f1cbf52a90a251d6011536af78a3081134cd15fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f22fbb81429d7c45f7b8536f1cbf52a90a251d6011536af78a3081134cd15fc", kill_on_drop: false }`
[INFO] [stdout] 3f22fbb81429d7c45f7b8536f1cbf52a90a251d6011536af78a3081134cd15fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdb3d9972f17bae0e9d6e9a7b5494d181fba127575092a066a7088ff4aa1db50
[INFO] running `Command { std: "docker" "start" "-a" "bdb3d9972f17bae0e9d6e9a7b5494d181fba127575092a066a7088ff4aa1db50", kill_on_drop: false }`
[INFO] [stderr]    Compiling ev3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "bdb3d9972f17bae0e9d6e9a7b5494d181fba127575092a066a7088ff4aa1db50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb3d9972f17bae0e9d6e9a7b5494d181fba127575092a066a7088ff4aa1db50", kill_on_drop: false }`
[INFO] [stdout] bdb3d9972f17bae0e9d6e9a7b5494d181fba127575092a066a7088ff4aa1db50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d972af83623d9b9032a2d25a09e9407b271b49e6c8bcc3815fbfcedf627f6ff4
[INFO] running `Command { std: "docker" "start" "-a" "d972af83623d9b9032a2d25a09e9407b271b49e6c8bcc3815fbfcedf627f6ff4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ev3-5ab85229d042a852)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d972af83623d9b9032a2d25a09e9407b271b49e6c8bcc3815fbfcedf627f6ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d972af83623d9b9032a2d25a09e9407b271b49e6c8bcc3815fbfcedf627f6ff4", kill_on_drop: false }`
[INFO] [stdout] d972af83623d9b9032a2d25a09e9407b271b49e6c8bcc3815fbfcedf627f6ff4