[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 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FashelleyPurdue%2Frust_prng" "/workspace/builds/worker-35/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ashelleyPurdue/rust_prng on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-35/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" "+1.55.0" "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-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b7b7c2b233b69fb3c0ad1b5e0e5b384f66e37063c53037f4e321afd46272b49 [INFO] running `Command { std: "docker" "start" "-a" "5b7b7c2b233b69fb3c0ad1b5e0e5b384f66e37063c53037f4e321afd46272b49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b7b7c2b233b69fb3c0ad1b5e0e5b384f66e37063c53037f4e321afd46272b49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b7b7c2b233b69fb3c0ad1b5e0e5b384f66e37063c53037f4e321afd46272b49", kill_on_drop: false }` [INFO] [stdout] 5b7b7c2b233b69fb3c0ad1b5e0e5b384f66e37063c53037f4e321afd46272b49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4ed872c75621b3f038b409a3c1633523bc067f727fa805896bee14f3466a345 [INFO] running `Command { std: "docker" "start" "-a" "e4ed872c75621b3f038b409a3c1633523bc067f727fa805896bee14f3466a345", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 4.92s [INFO] running `Command { std: "docker" "inspect" "e4ed872c75621b3f038b409a3c1633523bc067f727fa805896bee14f3466a345", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4ed872c75621b3f038b409a3c1633523bc067f727fa805896bee14f3466a345", kill_on_drop: false }` [INFO] [stdout] e4ed872c75621b3f038b409a3c1633523bc067f727fa805896bee14f3466a345 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 148f911cd82a33ce7c6aba51c2c57bf799e2f99968ddaeec409f517212c364f0 [INFO] running `Command { std: "docker" "start" "-a" "148f911cd82a33ce7c6aba51c2c57bf799e2f99968ddaeec409f517212c364f0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 1.47s [INFO] running `Command { std: "docker" "inspect" "148f911cd82a33ce7c6aba51c2c57bf799e2f99968ddaeec409f517212c364f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "148f911cd82a33ce7c6aba51c2c57bf799e2f99968ddaeec409f517212c364f0", kill_on_drop: false }` [INFO] [stdout] 148f911cd82a33ce7c6aba51c2c57bf799e2f99968ddaeec409f517212c364f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ef790b1fd5a1f00fe5bbe41b04915b158412b5bdea1e2cba7e4a953b0886d9b6 [INFO] running `Command { std: "docker" "start" "-a" "ef790b1fd5a1f00fe5bbe41b04915b158412b5bdea1e2cba7e4a953b0886d9b6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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: `rng_struct` (bin "rng_struct" test) generated 4 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.68s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rng_struct-f7cf33b2fbe59ffe) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ef790b1fd5a1f00fe5bbe41b04915b158412b5bdea1e2cba7e4a953b0886d9b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef790b1fd5a1f00fe5bbe41b04915b158412b5bdea1e2cba7e4a953b0886d9b6", kill_on_drop: false }` [INFO] [stdout] ef790b1fd5a1f00fe5bbe41b04915b158412b5bdea1e2cba7e4a953b0886d9b6