[INFO] fetching crate is_prime 2.0.7...
[INFO] testing is_prime-2.0.7 against 1.59.0 for beta-1.60-1
[INFO] extracting crate is_prime 2.0.7 into /workspace/builds/worker-117/source
[INFO] validating manifest of crates.io crate is_prime 2.0.7 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate is_prime 2.0.7
[INFO] finished tweaking crates.io crate is_prime 2.0.7
[INFO] tweaked toml for crates.io crate is_prime 2.0.7 written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7271998ed2b59d1b9e5c7d51b51160e736e111853683143e8c79c69ccb1a4c53
[INFO] running `Command { std: "docker" "start" "-a" "7271998ed2b59d1b9e5c7d51b51160e736e111853683143e8c79c69ccb1a4c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7271998ed2b59d1b9e5c7d51b51160e736e111853683143e8c79c69ccb1a4c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7271998ed2b59d1b9e5c7d51b51160e736e111853683143e8c79c69ccb1a4c53", kill_on_drop: false }`
[INFO] [stdout] 7271998ed2b59d1b9e5c7d51b51160e736e111853683143e8c79c69ccb1a4c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ecb8d130aebb1893c6d454de16cf79db02ccfd1d18bb0ea0251c3364e13596
[INFO] running `Command { std: "docker" "start" "-a" "15ecb8d130aebb1893c6d454de16cf79db02ccfd1d18bb0ea0251c3364e13596", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling is_prime v2.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "15ecb8d130aebb1893c6d454de16cf79db02ccfd1d18bb0ea0251c3364e13596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ecb8d130aebb1893c6d454de16cf79db02ccfd1d18bb0ea0251c3364e13596", kill_on_drop: false }`
[INFO] [stdout] 15ecb8d130aebb1893c6d454de16cf79db02ccfd1d18bb0ea0251c3364e13596
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7f23891c3b400e44596e4b1b64635391c380b0f72f28e4bde0ba18c1663a768
[INFO] running `Command { std: "docker" "start" "-a" "b7f23891c3b400e44596e4b1b64635391c380b0f72f28e4bde0ba18c1663a768", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_prime v2.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "b7f23891c3b400e44596e4b1b64635391c380b0f72f28e4bde0ba18c1663a768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f23891c3b400e44596e4b1b64635391c380b0f72f28e4bde0ba18c1663a768", kill_on_drop: false }`
[INFO] [stdout] b7f23891c3b400e44596e4b1b64635391c380b0f72f28e4bde0ba18c1663a768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 700ea08d59bfa5e35d88f2802a0028b1dd6f18b604fda7ce07ec10f57c2c06c3
[INFO] running `Command { std: "docker" "start" "-a" "700ea08d59bfa5e35d88f2802a0028b1dd6f18b604fda7ce07ec10f57c2c06c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/is_prime-33c5b9c27b8cff6b)
[INFO] [stdout] test tests::small_non_primes ... ok
[INFO] [stdout] test tests::small_primes ... ok
[INFO] [stdout] test tests::rsa_semiprimes ... ok
[INFO] [stdout] test tests::rsa_primes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 21.75s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests is_prime
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - is_prime (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "700ea08d59bfa5e35d88f2802a0028b1dd6f18b604fda7ce07ec10f57c2c06c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700ea08d59bfa5e35d88f2802a0028b1dd6f18b604fda7ce07ec10f57c2c06c3", kill_on_drop: false }`
[INFO] [stdout] 700ea08d59bfa5e35d88f2802a0028b1dd6f18b604fda7ce07ec10f57c2c06c3