[INFO] fetching crate prime-checker 0.2.21...
[INFO] testing prime-checker-0.2.21 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate prime-checker 0.2.21 into /workspace/builds/worker-6-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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate prime-checker 0.2.21 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85822c5d3f5abc2140518eabcebf72af38380b3ae897a52200e981659fd032d3
[INFO] running `Command { std: "docker" "start" "-a" "85822c5d3f5abc2140518eabcebf72af38380b3ae897a52200e981659fd032d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85822c5d3f5abc2140518eabcebf72af38380b3ae897a52200e981659fd032d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85822c5d3f5abc2140518eabcebf72af38380b3ae897a52200e981659fd032d3", kill_on_drop: false }`
[INFO] [stdout] 85822c5d3f5abc2140518eabcebf72af38380b3ae897a52200e981659fd032d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d5981e6f65bc42b8538b8b0b5f01f025dbcdc1cc1dce8d8b7aa3547ed5e1ffc
[INFO] running `Command { std: "docker" "start" "-a" "7d5981e6f65bc42b8538b8b0b5f01f025dbcdc1cc1dce8d8b7aa3547ed5e1ffc", 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 0.41s
[INFO] running `Command { std: "docker" "inspect" "7d5981e6f65bc42b8538b8b0b5f01f025dbcdc1cc1dce8d8b7aa3547ed5e1ffc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5981e6f65bc42b8538b8b0b5f01f025dbcdc1cc1dce8d8b7aa3547ed5e1ffc", kill_on_drop: false }`
[INFO] [stdout] 7d5981e6f65bc42b8538b8b0b5f01f025dbcdc1cc1dce8d8b7aa3547ed5e1ffc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86391a0f932ae1a4192562504863998f0080dbd15c9d563bb9819e42864e7355
[INFO] running `Command { std: "docker" "start" "-a" "86391a0f932ae1a4192562504863998f0080dbd15c9d563bb9819e42864e7355", 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 0.60s
[INFO] running `Command { std: "docker" "inspect" "86391a0f932ae1a4192562504863998f0080dbd15c9d563bb9819e42864e7355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86391a0f932ae1a4192562504863998f0080dbd15c9d563bb9819e42864e7355", kill_on_drop: false }`
[INFO] [stdout] 86391a0f932ae1a4192562504863998f0080dbd15c9d563bb9819e42864e7355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b70e3257f50dfe0f5701c02b877e74a1b8357766b0510a7a73c634c73bc6b46e
[INFO] running `Command { std: "docker" "start" "-a" "b70e3257f50dfe0f5701c02b877e74a1b8357766b0510a7a73c634c73bc6b46e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/prime_checker-4ec34d976f21394f)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::test_lib::test_get_hcn_3 ... ignored
[INFO] [stdout] test tests::test_lib::test_composite_number ... ok
[INFO] [stdout] test tests::test_lib::test_get_hcn_2 ... 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_lib::test_is_hcn_2 ... ok
[INFO] [stdout] test tests::test_lib::test_is_not_prime ... ok
[INFO] [stdout] test tests::test_lib::test_is_prime_2 ... ok
[INFO] [stdout] test tests::test_primes::test_check_if_anti_prime ... ok
[INFO] [stdout] test tests::test_primes::test_check_if_anti_prime_2 ... ok
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till_2 ... ok
[INFO] [stdout] test tests::test_primes::test_composite_number ... ok
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till_3 ... ignored
[INFO] [stdout] test tests::test_lib::test_is_prime ... ok
[INFO] [stdout] test tests::test_primes::test_is_not_prime ... ok
[INFO] [stdout] test tests::test_primes::test_find_primes_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_utils::test_unique_elements_vector ... ok
[INFO] [stdout] test tests::test_utils::test_unique_elements_vector_2 ... ok
[INFO] [stdout] test tests::test_lib::test_get_primes ... ok
[INFO] [stdout] test tests::test_primes::test_find_primes ... ok
[INFO] [stdout] test tests::test_primes::test_find_anti_primes_till ... ok
[INFO] [stdout] test tests::test_lib::test_get_hcn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prime_checker
[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_prime (line 38) ... ok
[INFO] [stdout] test src/lib.rs - is_hcn (line 63) ... 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 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b70e3257f50dfe0f5701c02b877e74a1b8357766b0510a7a73c634c73bc6b46e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b70e3257f50dfe0f5701c02b877e74a1b8357766b0510a7a73c634c73bc6b46e", kill_on_drop: false }`
[INFO] [stdout] b70e3257f50dfe0f5701c02b877e74a1b8357766b0510a7a73c634c73bc6b46e