[INFO] cloning repository https://github.com/ashelleyPurdue/rust_prng [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ashelleyPurdue/rust_prng" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashelleyPurdue%2Frust_prng", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashelleyPurdue%2Frust_prng'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 948fa6b1a85743cb932169b13ec47ea1c21fc390 [INFO] testing ashelleyPurdue/rust_prng against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashelleyPurdue%2Frust_prng" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashelleyPurdue/rust_prng on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ashelleyPurdue/rust_prng [INFO] finished tweaking git repo https://github.com/ashelleyPurdue/rust_prng [INFO] tweaked toml for git repo https://github.com/ashelleyPurdue/rust_prng written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/ashelleyPurdue/rust_prng already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d4063bcc9b981f08dcd7acc6e6a47dfe433471b3b47eae8ea72f62c87f942007 [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" "d4063bcc9b981f08dcd7acc6e6a47dfe433471b3b47eae8ea72f62c87f942007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d4063bcc9b981f08dcd7acc6e6a47dfe433471b3b47eae8ea72f62c87f942007", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4063bcc9b981f08dcd7acc6e6a47dfe433471b3b47eae8ea72f62c87f942007", kill_on_drop: false }` [INFO] [stdout] d4063bcc9b981f08dcd7acc6e6a47dfe433471b3b47eae8ea72f62c87f942007 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6dc4ff5f711be7bc73ee1e5d1535a57c82b01bb58d5f2e46001a3595843e54e5 [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" "6dc4ff5f711be7bc73ee1e5d1535a57c82b01bb58d5f2e46001a3595843e54e5", kill_on_drop: false }` [INFO] [stderr] Compiling rng_struct v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `seed` [INFO] [stdout] --> src/random.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | seed: u64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LARGEST_U64_PRIME` [INFO] [stdout] --> src/hashing.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | const LARGEST_U64_PRIME: u64 = 2305843009213693951; // Equivalent to 61 straight 1's in binary [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mod_exp_hash` [INFO] [stdout] --> src/hashing.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn mod_exp_hash(num: u64) -> u64 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mod_exp` [INFO] [stdout] --> src/hashing.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn mod_exp(base: u64, exp: u64, modulo: u64) -> u64 [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "6dc4ff5f711be7bc73ee1e5d1535a57c82b01bb58d5f2e46001a3595843e54e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6dc4ff5f711be7bc73ee1e5d1535a57c82b01bb58d5f2e46001a3595843e54e5", kill_on_drop: false }` [INFO] [stdout] 6dc4ff5f711be7bc73ee1e5d1535a57c82b01bb58d5f2e46001a3595843e54e5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1853b63a628d3e24c92d147bf551195b473bb120fafde771d308bea8143260a [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" "b1853b63a628d3e24c92d147bf551195b473bb120fafde771d308bea8143260a", kill_on_drop: false }` [INFO] [stderr] Compiling rng_struct v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `seed` [INFO] [stdout] --> src/random.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | seed: u64, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `LARGEST_U64_PRIME` [INFO] [stdout] --> src/hashing.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | const LARGEST_U64_PRIME: u64 = 2305843009213693951; // Equivalent to 61 straight 1's in binary [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mod_exp_hash` [INFO] [stdout] --> src/hashing.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn mod_exp_hash(num: u64) -> u64 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `mod_exp` [INFO] [stdout] --> src/hashing.rs:31:4 [INFO] [stdout] | [INFO] [stdout] 31 | fn mod_exp(base: u64, exp: u64, modulo: u64) -> u64 [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "b1853b63a628d3e24c92d147bf551195b473bb120fafde771d308bea8143260a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1853b63a628d3e24c92d147bf551195b473bb120fafde771d308bea8143260a", kill_on_drop: false }` [INFO] [stdout] b1853b63a628d3e24c92d147bf551195b473bb120fafde771d308bea8143260a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f77a5f58d80dc63621de5e9f87e03622a386e62e5a7d54ac9d7852a66cfaa793 [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" "f77a5f58d80dc63621de5e9f87e03622a386e62e5a7d54ac9d7852a66cfaa793", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `seed` [INFO] [stderr] --> src/random.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | seed: u64, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `LARGEST_U64_PRIME` [INFO] [stderr] --> src/hashing.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | const LARGEST_U64_PRIME: u64 = 2305843009213693951; // Equivalent to 61 straight 1's in binary [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mod_exp_hash` [INFO] [stderr] --> src/hashing.rs:18:8 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn mod_exp_hash(num: u64) -> u64 [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `mod_exp` [INFO] [stderr] --> src/hashing.rs:31:4 [INFO] [stderr] | [INFO] [stderr] 31 | fn mod_exp(base: u64, exp: u64, modulo: u64) -> u64 [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/rng_struct-ba12b24c82651be9 [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f77a5f58d80dc63621de5e9f87e03622a386e62e5a7d54ac9d7852a66cfaa793", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f77a5f58d80dc63621de5e9f87e03622a386e62e5a7d54ac9d7852a66cfaa793", kill_on_drop: false }` [INFO] [stdout] f77a5f58d80dc63621de5e9f87e03622a386e62e5a7d54ac9d7852a66cfaa793