[INFO] cloning repository https://github.com/tabnine/rust-echo-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tabnine/rust-echo-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftabnine%2Frust-echo-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftabnine%2Frust-echo-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7dde96af5a0dcb376ba597b25a2782c13427194a [INFO] testing tabnine/rust-echo-server against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftabnine%2Frust-echo-server" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tabnine/rust-echo-server 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] started tweaking git repo https://github.com/tabnine/rust-echo-server [INFO] finished tweaking git repo https://github.com/tabnine/rust-echo-server [INFO] tweaked toml for git repo https://github.com/tabnine/rust-echo-server written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/tabnine/rust-echo-server 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 72c1212707ed2558275b47ba86396e82881e435a277ed17fa784e84b532d7361 [INFO] running `Command { std: "docker" "start" "-a" "72c1212707ed2558275b47ba86396e82881e435a277ed17fa784e84b532d7361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "72c1212707ed2558275b47ba86396e82881e435a277ed17fa784e84b532d7361", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72c1212707ed2558275b47ba86396e82881e435a277ed17fa784e84b532d7361", kill_on_drop: false }` [INFO] [stdout] 72c1212707ed2558275b47ba86396e82881e435a277ed17fa784e84b532d7361 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 68ee99f95989902bde5cc70357ab4f53532047a2208eeb870e0185a04cc45ad5 [INFO] running `Command { std: "docker" "start" "-a" "68ee99f95989902bde5cc70357ab4f53532047a2208eeb870e0185a04cc45ad5", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.3.19 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.15 [INFO] [stderr] Compiling structopt v0.3.22 [INFO] [stderr] Compiling rust-echo-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.18s [INFO] running `Command { std: "docker" "inspect" "68ee99f95989902bde5cc70357ab4f53532047a2208eeb870e0185a04cc45ad5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68ee99f95989902bde5cc70357ab4f53532047a2208eeb870e0185a04cc45ad5", kill_on_drop: false }` [INFO] [stdout] 68ee99f95989902bde5cc70357ab4f53532047a2208eeb870e0185a04cc45ad5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] a84d9c79d3a7a67415f40fb75131eb6e5aa8cf4f0e847f9e69508a1ffaabd4c7 [INFO] running `Command { std: "docker" "start" "-a" "a84d9c79d3a7a67415f40fb75131eb6e5aa8cf4f0e847f9e69508a1ffaabd4c7", kill_on_drop: false }` [INFO] [stderr] Compiling rust-echo-server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "a84d9c79d3a7a67415f40fb75131eb6e5aa8cf4f0e847f9e69508a1ffaabd4c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a84d9c79d3a7a67415f40fb75131eb6e5aa8cf4f0e847f9e69508a1ffaabd4c7", kill_on_drop: false }` [INFO] [stdout] a84d9c79d3a7a67415f40fb75131eb6e5aa8cf4f0e847f9e69508a1ffaabd4c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 00ebb1c65912f1bea5620cceb26e84db365f0cd66d611658a3317e5a6e8ca255 [INFO] running `Command { std: "docker" "start" "-a" "00ebb1c65912f1bea5620cceb26e84db365f0cd66d611658a3317e5a6e8ca255", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rust_echo_server-731e77309f701a90) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "00ebb1c65912f1bea5620cceb26e84db365f0cd66d611658a3317e5a6e8ca255", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00ebb1c65912f1bea5620cceb26e84db365f0cd66d611658a3317e5a6e8ca255", kill_on_drop: false }` [INFO] [stdout] 00ebb1c65912f1bea5620cceb26e84db365f0cd66d611658a3317e5a6e8ca255