[INFO] cloning repository https://github.com/jayjamesjay/prime-number
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jayjamesjay/prime-number" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 417e67dc12bbfb8fc753624bdef7307fdb133b01
[INFO] testing jayjamesjay/prime-number against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayjamesjay%2Fprime-number" "/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/jayjamesjay/prime-number on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jayjamesjay/prime-number
[INFO] finished tweaking git repo https://github.com/jayjamesjay/prime-number
[INFO] tweaked toml for git repo https://github.com/jayjamesjay/prime-number written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jayjamesjay/prime-number already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd7f8dbcc34216bdea0f9371ab5c32d94bbae2647060dc94fe4c19c50da32374
[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" "bd7f8dbcc34216bdea0f9371ab5c32d94bbae2647060dc94fe4c19c50da32374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd7f8dbcc34216bdea0f9371ab5c32d94bbae2647060dc94fe4c19c50da32374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd7f8dbcc34216bdea0f9371ab5c32d94bbae2647060dc94fe4c19c50da32374", kill_on_drop: false }`
[INFO] [stdout] bd7f8dbcc34216bdea0f9371ab5c32d94bbae2647060dc94fe4c19c50da32374
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1efd9be65b55d4dd8e693c7d486667f4af967b5b69fb87e78dbed7cc065517
[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" "bd1efd9be65b55d4dd8e693c7d486667f4af967b5b69fb87e78dbed7cc065517", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_number v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "bd1efd9be65b55d4dd8e693c7d486667f4af967b5b69fb87e78dbed7cc065517", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1efd9be65b55d4dd8e693c7d486667f4af967b5b69fb87e78dbed7cc065517", kill_on_drop: false }`
[INFO] [stdout] bd1efd9be65b55d4dd8e693c7d486667f4af967b5b69fb87e78dbed7cc065517
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] a495bb93165bbf2d0c8f8968b29f22ba3761a9d66f9331bb35d2ad537c5cfd4a
[INFO] running `Command { std: "docker" "start" "-a" "a495bb93165bbf2d0c8f8968b29f22ba3761a9d66f9331bb35d2ad537c5cfd4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime_number v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "a495bb93165bbf2d0c8f8968b29f22ba3761a9d66f9331bb35d2ad537c5cfd4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a495bb93165bbf2d0c8f8968b29f22ba3761a9d66f9331bb35d2ad537c5cfd4a", kill_on_drop: false }`
[INFO] [stdout] a495bb93165bbf2d0c8f8968b29f22ba3761a9d66f9331bb35d2ad537c5cfd4a
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 52d2ec6b68cc9c7a4d0fe2ceb89d462403fa8241c995d80046805e3f5330053a
[INFO] running `Command { std: "docker" "start" "-a" "52d2ec6b68cc9c7a4d0fe2ceb89d462403fa8241c995d80046805e3f5330053a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prime_number-072303cb0b364bb5)
[INFO] [stdout] test io::tests::str_bool ... ok
[INFO] [stdout] test io::tests::string_bool ... ok
[INFO] [stdout] test iter::tests::convert_stringify ... ok
[INFO] [stdout] test prime::tests::primes_new ... ok
[INFO] [stdout] test prime::tests::generate_primes ... ok
[INFO] [stdout] test prime::tests::check_prime ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prime_number-d813b8e15d52757b)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prime_number
[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 7 tests
[INFO] [stdout] test src/io.rs - io::write_to_dir (line 142) ... ok
[INFO] [stdout] test src/prime.rs - prime::is_prime (line 63) ... ok
[INFO] [stdout] test src/prime.rs - prime::division_test (line 81) ... ok
[INFO] [stdout] test src/io.rs - io::ToBool::to_bool (line 116) ... ok
[INFO] [stdout] test src/prime.rs - prime::Primes::generate (line 39) ... ok
[INFO] [stdout] test src/prime.rs - prime::Primes::new (line 18) ... ok
[INFO] [stdout] test src/iter.rs - iter::vec::IntoIter<T>::stringify (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52d2ec6b68cc9c7a4d0fe2ceb89d462403fa8241c995d80046805e3f5330053a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d2ec6b68cc9c7a4d0fe2ceb89d462403fa8241c995d80046805e3f5330053a", kill_on_drop: false }`
[INFO] [stdout] 52d2ec6b68cc9c7a4d0fe2ceb89d462403fa8241c995d80046805e3f5330053a