[INFO] fetching crate prime-checker 0.2.21...
[INFO] testing prime-checker-0.2.21 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate prime-checker 0.2.21 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate prime-checker 0.2.21
[INFO] finished tweaking crates.io crate prime-checker 0.2.21
[INFO] tweaked toml for crates.io crate prime-checker 0.2.21 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prime-checker 0.2.21 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c18f57c8deea6f0c738ba008cad0c44d398af4668b2ca616975114b663be1643
[INFO] running `Command { std: "docker" "start" "-a" "c18f57c8deea6f0c738ba008cad0c44d398af4668b2ca616975114b663be1643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c18f57c8deea6f0c738ba008cad0c44d398af4668b2ca616975114b663be1643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c18f57c8deea6f0c738ba008cad0c44d398af4668b2ca616975114b663be1643", kill_on_drop: false }`
[INFO] [stdout] c18f57c8deea6f0c738ba008cad0c44d398af4668b2ca616975114b663be1643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 281fd42fae5ca8e8f27793db887d3536b0fd0bd2b09b1e845f569eac45b5a287
[INFO] running `Command { std: "docker" "start" "-a" "281fd42fae5ca8e8f27793db887d3536b0fd0bd2b09b1e845f569eac45b5a287", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime-checker v0.2.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "281fd42fae5ca8e8f27793db887d3536b0fd0bd2b09b1e845f569eac45b5a287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "281fd42fae5ca8e8f27793db887d3536b0fd0bd2b09b1e845f569eac45b5a287", kill_on_drop: false }`
[INFO] [stdout] 281fd42fae5ca8e8f27793db887d3536b0fd0bd2b09b1e845f569eac45b5a287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6243e0f9711d86fe91d103c273dbaa3480cfd6604961269ece1436be6d8cbf14
[INFO] running `Command { std: "docker" "start" "-a" "6243e0f9711d86fe91d103c273dbaa3480cfd6604961269ece1436be6d8cbf14", kill_on_drop: false }`
[INFO] [stderr]    Compiling prime-checker v0.2.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "6243e0f9711d86fe91d103c273dbaa3480cfd6604961269ece1436be6d8cbf14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6243e0f9711d86fe91d103c273dbaa3480cfd6604961269ece1436be6d8cbf14", kill_on_drop: false }`
[INFO] [stdout] 6243e0f9711d86fe91d103c273dbaa3480cfd6604961269ece1436be6d8cbf14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 475ee7ff404f59fa13a6523e043ea73303693f7183dab34dc4f41443f6963c3f
[INFO] running `Command { std: "docker" "start" "-a" "475ee7ff404f59fa13a6523e043ea73303693f7183dab34dc4f41443f6963c3f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prime_checker-4ec34d976f21394f)
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::test_lib::test_composite_number ... ok
[INFO] [stdout] test tests::test_lib::test_get_hcn ... ok
[INFO] [stdout] test tests::test_lib::test_get_hcn_3 ... ignored
[INFO] [stdout] test tests::test_lib::test_get_primes ... ok
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till_3 ... ignored
[INFO] [stdout] test tests::test_primes::test_find_primes_2 ... ok
[INFO] [stdout] test tests::test_primes::test_is_not_prime ... ok
[INFO] [stdout] test tests::test_lib::test_is_hcn_2 ... ok
[INFO] [stdout] test tests::test_utils::test_unique_elements_vector_2 ... ok
[INFO] [stdout] test tests::test_primes::test_is_prime ... ok
[INFO] [stdout] test tests::test_primes::test_is_prime_2 ... ok
[INFO] [stdout] test tests::test_lib::test_is_prime ... ok
[INFO] [stdout] test tests::test_primes::test_check_if_anti_prime ... ok
[INFO] [stdout] test tests::test_lib::test_get_primes_2 ... ok
[INFO] [stdout] test tests::test_lib::test_is_hcn ... ok
[INFO] [stdout] test tests::test_primes::test_check_if_anti_prime_2 ... ok
[INFO] [stdout] test tests::test_primes::test_composite_number ... ok
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till_2 ... ok
[INFO] [stdout] test tests::test_primes::test_find_primes ... ok
[INFO] [stdout] test tests::test_lib::test_get_hcn_2 ... ok
[INFO] [stdout] test tests::test_lib::test_is_prime_2 ... ok
[INFO] [stdout] test tests::test_utils::test_unique_elements_vector ... ok
[INFO] [stdout] test tests::test_lib::test_is_not_prime ... ok
[INFO] [stderr]    Doc-tests prime_checker
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - get_primes (line 113) ... ok
[INFO] [stdout] test src/lib.rs - is_hcn (line 63) ... ok
[INFO] [stdout] test src/lib.rs - is_prime (line 38) ... ok
[INFO] [stdout] test src/lib.rs - get_hcn (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "475ee7ff404f59fa13a6523e043ea73303693f7183dab34dc4f41443f6963c3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475ee7ff404f59fa13a6523e043ea73303693f7183dab34dc4f41443f6963c3f", kill_on_drop: false }`
[INFO] [stdout] 475ee7ff404f59fa13a6523e043ea73303693f7183dab34dc4f41443f6963c3f