[INFO] cloning repository https://github.com/Subh0m0y/rust-prime-example-crate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Subh0m0y/rust-prime-example-crate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubh0m0y%2Frust-prime-example-crate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubh0m0y%2Frust-prime-example-crate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da27a9de03626d8736554b4a6a8d759dcee5f55a
[INFO] testing Subh0m0y/rust-prime-example-crate against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSubh0m0y%2Frust-prime-example-crate" "/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/Subh0m0y/rust-prime-example-crate on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Subh0m0y/rust-prime-example-crate
[INFO] finished tweaking git repo https://github.com/Subh0m0y/rust-prime-example-crate
[INFO] tweaked toml for git repo https://github.com/Subh0m0y/rust-prime-example-crate written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Subh0m0y/rust-prime-example-crate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa67be87b8c056f273a2f4cd9aed0751d9a6376309c1d1224584665151b38736
[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" "aa67be87b8c056f273a2f4cd9aed0751d9a6376309c1d1224584665151b38736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa67be87b8c056f273a2f4cd9aed0751d9a6376309c1d1224584665151b38736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa67be87b8c056f273a2f4cd9aed0751d9a6376309c1d1224584665151b38736", kill_on_drop: false }`
[INFO] [stdout] aa67be87b8c056f273a2f4cd9aed0751d9a6376309c1d1224584665151b38736
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f496a26b65a6f83e0cbad1d23b7540685cde90fc5b7d10326a6bc72567b8133
[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" "7f496a26b65a6f83e0cbad1d23b7540685cde90fc5b7d10326a6bc72567b8133", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "7f496a26b65a6f83e0cbad1d23b7540685cde90fc5b7d10326a6bc72567b8133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f496a26b65a6f83e0cbad1d23b7540685cde90fc5b7d10326a6bc72567b8133", kill_on_drop: false }`
[INFO] [stdout] 7f496a26b65a6f83e0cbad1d23b7540685cde90fc5b7d10326a6bc72567b8133
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51387091a2ca783917ca6a2d2747918a331470a065ffc9a419968fdfe8438659
[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" "51387091a2ca783917ca6a2d2747918a331470a065ffc9a419968fdfe8438659", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "51387091a2ca783917ca6a2d2747918a331470a065ffc9a419968fdfe8438659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51387091a2ca783917ca6a2d2747918a331470a065ffc9a419968fdfe8438659", kill_on_drop: false }`
[INFO] [stdout] 51387091a2ca783917ca6a2d2747918a331470a065ffc9a419968fdfe8438659
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 6fd0c57335947c80e4b2d608f0ed32aab6f7c492e66b542675d9b9c1b44e659d
[INFO] running `Command { std: "docker" "start" "-a" "6fd0c57335947c80e4b2d608f0ed32aab6f7c492e66b542675d9b9c1b44e659d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prime_util-a5ec9806c8a12fe1
[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] [stderr]      Running /opt/rustwide/target/debug/deps/prime_util-a97e0a157c9cc658
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/extern_test-9b23c296b6793331
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test integration_test::first_10_numbers_tested ... ok
[INFO] [stderr]    Doc-tests prime_util
[INFO] [stdout] test integration_test::large_number_checks ... ok
[INFO] [stdout] test integration_test::small_number_checks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/prime.rs - prime::is_prime (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fd0c57335947c80e4b2d608f0ed32aab6f7c492e66b542675d9b9c1b44e659d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd0c57335947c80e4b2d608f0ed32aab6f7c492e66b542675d9b9c1b44e659d", kill_on_drop: false }`
[INFO] [stdout] 6fd0c57335947c80e4b2d608f0ed32aab6f7c492e66b542675d9b9c1b44e659d