[INFO] cloning repository https://github.com/tootoobeepbeep/Distributions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tootoobeepbeep/Distributions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2FDistributions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2FDistributions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3c119b31d9138e9ae2b7dcf8b8e444a1fd8bbb92 [INFO] building tootoobeepbeep/Distributions against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftootoobeepbeep%2FDistributions" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tootoobeepbeep/Distributions on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tootoobeepbeep/Distributions [INFO] finished tweaking git repo https://github.com/tootoobeepbeep/Distributions [INFO] tweaked toml for git repo https://github.com/tootoobeepbeep/Distributions written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tootoobeepbeep/Distributions already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c3f0b6f56de64d28904d96c1e857dce348a965327b799208078f7d947bd7565 [INFO] running `Command { std: "docker" "start" "-a" "1c3f0b6f56de64d28904d96c1e857dce348a965327b799208078f7d947bd7565", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c3f0b6f56de64d28904d96c1e857dce348a965327b799208078f7d947bd7565", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c3f0b6f56de64d28904d96c1e857dce348a965327b799208078f7d947bd7565", kill_on_drop: false }` [INFO] [stdout] 1c3f0b6f56de64d28904d96c1e857dce348a965327b799208078f7d947bd7565 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8c215fbdb7b1397e663f1ed1a6845080fb19e09046db2294a8b44bf2ec00ad26 [INFO] running `Command { std: "docker" "start" "-a" "8c215fbdb7b1397e663f1ed1a6845080fb19e09046db2294a8b44bf2ec00ad26", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling Distributions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/main.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:28 [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut BufRead ) -> Result, Box> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut dyn BufRead ) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_numbers` is never used [INFO] [stdout] --> src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut BufRead ) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `binomial`, `normal_h`, and `normal` are never used [INFO] [stdout] --> src/main.rs:58:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Xorshift64 { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 58 | pub fn new() -> Xorshift64 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | pub fn binomial(&mut self, p:f64, n:i32) -> i32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 101 | pub fn normal_h(&mut self) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn normal(&mut self, m:f64, q:f64) -> f64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.90s [INFO] running `Command { std: "docker" "inspect" "8c215fbdb7b1397e663f1ed1a6845080fb19e09046db2294a8b44bf2ec00ad26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c215fbdb7b1397e663f1ed1a6845080fb19e09046db2294a8b44bf2ec00ad26", kill_on_drop: false }` [INFO] [stdout] 8c215fbdb7b1397e663f1ed1a6845080fb19e09046db2294a8b44bf2ec00ad26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 940da11847a230f5893ad51031e66a7e74eed9258c2954b5553156eb5a0249c2 [INFO] running `Command { std: "docker" "start" "-a" "940da11847a230f5893ad51031e66a7e74eed9258c2954b5553156eb5a0249c2", kill_on_drop: false }` [INFO] [stderr] Compiling Distributions v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/main.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:6:28 [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut BufRead ) -> Result, Box> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut dyn BufRead ) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_numbers` is never used [INFO] [stdout] --> src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn read_numbers(file: &mut BufRead ) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `binomial`, `normal_h`, and `normal` are never used [INFO] [stdout] --> src/main.rs:82:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Xorshift64 { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 82 | pub fn binomial(&mut self, p:f64, n:i32) -> i32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 101 | pub fn normal_h(&mut self) -> f64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 113 | pub fn normal(&mut self, m:f64, q:f64) -> f64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s [INFO] running `Command { std: "docker" "inspect" "940da11847a230f5893ad51031e66a7e74eed9258c2954b5553156eb5a0249c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "940da11847a230f5893ad51031e66a7e74eed9258c2954b5553156eb5a0249c2", kill_on_drop: false }` [INFO] [stdout] 940da11847a230f5893ad51031e66a7e74eed9258c2954b5553156eb5a0249c2