[INFO] cloning repository https://github.com/souravgopal25/rust_basics [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/souravgopal25/rust_basics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouravgopal25%2Frust_basics", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouravgopal25%2Frust_basics'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6aebd1db92ec75fdbef055e4c498032665ebdd7e [INFO] testing souravgopal25/rust_basics against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsouravgopal25%2Frust_basics" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/souravgopal25/rust_basics 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/souravgopal25/rust_basics [INFO] finished tweaking git repo https://github.com/souravgopal25/rust_basics [INFO] tweaked toml for git repo https://github.com/souravgopal25/rust_basics written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/souravgopal25/rust_basics 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 2d7a5a01dbcf34844218ebe21ca81b12cf323a708a7bc3873a4ab6a3f78ea285 [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" "2d7a5a01dbcf34844218ebe21ca81b12cf323a708a7bc3873a4ab6a3f78ea285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2d7a5a01dbcf34844218ebe21ca81b12cf323a708a7bc3873a4ab6a3f78ea285", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d7a5a01dbcf34844218ebe21ca81b12cf323a708a7bc3873a4ab6a3f78ea285", kill_on_drop: false }` [INFO] [stdout] 2d7a5a01dbcf34844218ebe21ca81b12cf323a708a7bc3873a4ab6a3f78ea285 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 217f1a05228b7e52800489e5e6c73140c65f01e64aeb8dd648b4caefaf869c3a [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" "217f1a05228b7e52800489e5e6c73140c65f01e64aeb8dd648b4caefaf869c3a", kill_on_drop: false }` [INFO] [stderr] Compiling RUST_SANDBOX v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `RUST_SANDBOX` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rust_sandbox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "217f1a05228b7e52800489e5e6c73140c65f01e64aeb8dd648b4caefaf869c3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "217f1a05228b7e52800489e5e6c73140c65f01e64aeb8dd648b4caefaf869c3a", kill_on_drop: false }` [INFO] [stdout] 217f1a05228b7e52800489e5e6c73140c65f01e64aeb8dd648b4caefaf869c3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d543891ebe9092e6755f8914beeed4cfb0b7c48c5266e7269fb9a9dacbcc3bbe [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" "d543891ebe9092e6755f8914beeed4cfb0b7c48c5266e7269fb9a9dacbcc3bbe", kill_on_drop: false }` [INFO] [stderr] Compiling RUST_SANDBOX v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: crate `RUST_SANDBOX` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `rust_sandbox` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "d543891ebe9092e6755f8914beeed4cfb0b7c48c5266e7269fb9a9dacbcc3bbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d543891ebe9092e6755f8914beeed4cfb0b7c48c5266e7269fb9a9dacbcc3bbe", kill_on_drop: false }` [INFO] [stdout] d543891ebe9092e6755f8914beeed4cfb0b7c48c5266e7269fb9a9dacbcc3bbe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6ed3bbee3255b3300c32399f149e85474c9b49f3db4a42091fc4d1a0caeb4849 [INFO] running `Command { std: "docker" "start" "-a" "6ed3bbee3255b3300c32399f149e85474c9b49f3db4a42091fc4d1a0caeb4849", kill_on_drop: false }` [INFO] [stderr] warning: crate `RUST_SANDBOX` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `rust_sandbox` [INFO] [stderr] [INFO] [stderr] warning: `RUST_SANDBOX` (bin "RUST_SANDBOX" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/RUST_SANDBOX-c6040659e41938c8) [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" "6ed3bbee3255b3300c32399f149e85474c9b49f3db4a42091fc4d1a0caeb4849", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ed3bbee3255b3300c32399f149e85474c9b49f3db4a42091fc4d1a0caeb4849", kill_on_drop: false }` [INFO] [stdout] 6ed3bbee3255b3300c32399f149e85474c9b49f3db4a42091fc4d1a0caeb4849