[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjemmyw%2Fev3_follow_the_line" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jemmyw/ev3_follow_the_line on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3/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-3/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" "+1.49.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 252b88c62ee71e83db17b84c150cf7a0654988a2797b8ff83ae6de4b1c307779
[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" "252b88c62ee71e83db17b84c150cf7a0654988a2797b8ff83ae6de4b1c307779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "252b88c62ee71e83db17b84c150cf7a0654988a2797b8ff83ae6de4b1c307779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252b88c62ee71e83db17b84c150cf7a0654988a2797b8ff83ae6de4b1c307779", kill_on_drop: false }`
[INFO] [stdout] 252b88c62ee71e83db17b84c150cf7a0654988a2797b8ff83ae6de4b1c307779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd0214c6580a44f6eb954e176762b636fe2d80a540c37c9c4bbeb3d9e78249fb
[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" "cd0214c6580a44f6eb954e176762b636fe2d80a540c37c9c4bbeb3d9e78249fb", kill_on_drop: false }`
[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 21.08s
[INFO] running `Command { std: "docker" "inspect" "cd0214c6580a44f6eb954e176762b636fe2d80a540c37c9c4bbeb3d9e78249fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0214c6580a44f6eb954e176762b636fe2d80a540c37c9c4bbeb3d9e78249fb", kill_on_drop: false }`
[INFO] [stdout] cd0214c6580a44f6eb954e176762b636fe2d80a540c37c9c4bbeb3d9e78249fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 5a398bd6b327932895d858dc0b9247fb3eff6fce624c699afaa7de26e54670e6
[INFO] running `Command { std: "docker" "start" "-a" "5a398bd6b327932895d858dc0b9247fb3eff6fce624c699afaa7de26e54670e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ev3 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "5a398bd6b327932895d858dc0b9247fb3eff6fce624c699afaa7de26e54670e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a398bd6b327932895d858dc0b9247fb3eff6fce624c699afaa7de26e54670e6", kill_on_drop: false }`
[INFO] [stdout] 5a398bd6b327932895d858dc0b9247fb3eff6fce624c699afaa7de26e54670e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54274a521fdaaeb48c0fa38bc2fbc44cf1d7aae828ad28ebaa1eebb44cd7e1d6
[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" "54274a521fdaaeb48c0fa38bc2fbc44cf1d7aae828ad28ebaa1eebb44cd7e1d6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ev3-abcc1a09df8693df
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "54274a521fdaaeb48c0fa38bc2fbc44cf1d7aae828ad28ebaa1eebb44cd7e1d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54274a521fdaaeb48c0fa38bc2fbc44cf1d7aae828ad28ebaa1eebb44cd7e1d6", kill_on_drop: false }`
[INFO] [stdout] 54274a521fdaaeb48c0fa38bc2fbc44cf1d7aae828ad28ebaa1eebb44cd7e1d6