[INFO] fetching crate xu 0.2.3... [INFO] testing xu-0.2.3 against master#d7bd9cd469ff6871420007f091ef52fc32d2ca99 for pr-121417 [INFO] extracting crate xu 0.2.3 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate xu 0.2.3 on toolchain d7bd9cd469ff6871420007f091ef52fc32d2ca99 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xu 0.2.3 [INFO] finished tweaking crates.io crate xu 0.2.3 [INFO] tweaked toml for crates.io crate xu 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate xu 0.2.3 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" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee4db28a7d251b5598858675ab12fddb8c7dc8324cf516ce9b0e5e6733d32b61 [INFO] running `Command { std: "docker" "start" "-a" "ee4db28a7d251b5598858675ab12fddb8c7dc8324cf516ce9b0e5e6733d32b61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee4db28a7d251b5598858675ab12fddb8c7dc8324cf516ce9b0e5e6733d32b61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee4db28a7d251b5598858675ab12fddb8c7dc8324cf516ce9b0e5e6733d32b61", kill_on_drop: false }` [INFO] [stdout] ee4db28a7d251b5598858675ab12fddb8c7dc8324cf516ce9b0e5e6733d32b61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8a5138ffd94854c1e7de320adc6722cce2bcf75ed4fe7b14347683225237f88 [INFO] running `Command { std: "docker" "start" "-a" "c8a5138ffd94854c1e7de320adc6722cce2bcf75ed4fe7b14347683225237f88", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.30s [INFO] running `Command { std: "docker" "inspect" "c8a5138ffd94854c1e7de320adc6722cce2bcf75ed4fe7b14347683225237f88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8a5138ffd94854c1e7de320adc6722cce2bcf75ed4fe7b14347683225237f88", kill_on_drop: false }` [INFO] [stdout] c8a5138ffd94854c1e7de320adc6722cce2bcf75ed4fe7b14347683225237f88 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab3dde0895c9dbb0b8dbd41d43970b55a9d6bf83dfaac37c51e2583e5805111f [INFO] running `Command { std: "docker" "start" "-a" "ab3dde0895c9dbb0b8dbd41d43970b55a9d6bf83dfaac37c51e2583e5805111f", kill_on_drop: false }` [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.76s [INFO] running `Command { std: "docker" "inspect" "ab3dde0895c9dbb0b8dbd41d43970b55a9d6bf83dfaac37c51e2583e5805111f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab3dde0895c9dbb0b8dbd41d43970b55a9d6bf83dfaac37c51e2583e5805111f", kill_on_drop: false }` [INFO] [stdout] ab3dde0895c9dbb0b8dbd41d43970b55a9d6bf83dfaac37c51e2583e5805111f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+d7bd9cd469ff6871420007f091ef52fc32d2ca99" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 80e2c4c6af53ccea6ec9251cb954aa0b2ccb1268625d82c74f95ad6f405e9808 [INFO] running `Command { std: "docker" "start" "-a" "80e2c4c6af53ccea6ec9251cb954aa0b2ccb1268625d82c74f95ad6f405e9808", kill_on_drop: false }` [INFO] [stderr] warning: the item `Send` is imported redundantly [INFO] [stderr] --> src/operations.rs:22:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::marker::{Send, PhantomData}; [INFO] [stderr] | ^^^^ [INFO] [stderr] --> /rustc/d7bd9cd469ff6871420007f091ef52fc32d2ca99/library/std/src/prelude/mod.rs:105:13 [INFO] [stderr] | [INFO] [stderr] = note: the item `Send` is already defined here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:152:26 [INFO] [stderr] | [INFO] [stderr] 152 | score_provider: &mut ScoreProvider [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:174:26 [INFO] [stderr] | [INFO] [stderr] 174 | score_provider: &mut ScoreProvider [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:230:26 [INFO] [stderr] | [INFO] [stderr] 230 | score_provider: &mut ScoreProvider, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:138:88 [INFO] [stderr] | [INFO] [stderr] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | for (_, mut agent) in agents { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `xu` (lib) generated 6 warnings (run `cargo fix --lib -p xu` to apply 5 suggestions) [INFO] [stderr] warning: `xu` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xu-011f17d5c9f69c33) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test agent::tests::crossover_some_genes_longer_other ... ok [INFO] [stdout] test agent::tests::crossover_parents ... ok [INFO] [stdout] test agent::tests::new_no_genes ... ok [INFO] [stdout] test agent::tests::mutate ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_same_length_other ... ok [INFO] [stdout] test evolution::tests::run_iterations_nothing_to_do ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_shorter_other ... ok [INFO] [stdout] test operations::tests::rate_to_number_full_proportion ... ok [INFO] [stdout] test agent::tests::new_with_genes ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_population ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_less_than_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_population_is_zero ... ok [INFO] [stdout] test operations::tests::rate_to_number_rounds_down ... ok [INFO] [stdout] test operations::tests::rate_to_number_standard_proportion ... ok [INFO] [stdout] test population::tests::new_empty ... ok [INFO] [stdout] test operations::tests::selection_highest_score_returns_highest ... ok [INFO] [stdout] test operations::tests::selection_lowest_score_returns_lowest ... ok [INFO] [stdout] test operations::tests::selection_random_any_returns_correct_proportion ... ok [INFO] [stdout] test population::tests::cull_all_below ... ok [INFO] [stdout] test population::tests::new_with_false_unique ... ok [INFO] [stdout] test population::tests::new_with_true_unique ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests xu [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" "80e2c4c6af53ccea6ec9251cb954aa0b2ccb1268625d82c74f95ad6f405e9808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80e2c4c6af53ccea6ec9251cb954aa0b2ccb1268625d82c74f95ad6f405e9808", kill_on_drop: false }` [INFO] [stdout] 80e2c4c6af53ccea6ec9251cb954aa0b2ccb1268625d82c74f95ad6f405e9808 [INFO] testing xu-0.2.3 against try#393ef12c970fbc7f294cd96c35cb76f9591bc1d6 for pr-121417 [INFO] extracting crate xu 0.2.3 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate xu 0.2.3 on toolchain 393ef12c970fbc7f294cd96c35cb76f9591bc1d6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate xu 0.2.3 [INFO] finished tweaking crates.io crate xu 0.2.3 [INFO] tweaked toml for crates.io crate xu 0.2.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate xu 0.2.3 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" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e094eb95a27ca3c45cb660b753d2fd04b01c8fe6920ff12b953843eed4a6eaa [INFO] running `Command { std: "docker" "start" "-a" "7e094eb95a27ca3c45cb660b753d2fd04b01c8fe6920ff12b953843eed4a6eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e094eb95a27ca3c45cb660b753d2fd04b01c8fe6920ff12b953843eed4a6eaa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e094eb95a27ca3c45cb660b753d2fd04b01c8fe6920ff12b953843eed4a6eaa", kill_on_drop: false }` [INFO] [stdout] 7e094eb95a27ca3c45cb660b753d2fd04b01c8fe6920ff12b953843eed4a6eaa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfe45b059aea7a3ddacfca90c587320a8b87bc80a17d792a8fbcb0f3f6b9db66 [INFO] running `Command { std: "docker" "start" "-a" "dfe45b059aea7a3ddacfca90c587320a8b87bc80a17d792a8fbcb0f3f6b9db66", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "dfe45b059aea7a3ddacfca90c587320a8b87bc80a17d792a8fbcb0f3f6b9db66", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfe45b059aea7a3ddacfca90c587320a8b87bc80a17d792a8fbcb0f3f6b9db66", kill_on_drop: false }` [INFO] [stdout] dfe45b059aea7a3ddacfca90c587320a8b87bc80a17d792a8fbcb0f3f6b9db66 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf72a6d45ae73d61d20d04dd45d5a2f6ea1d3b6ed98788d31215145db56dd668 [INFO] running `Command { std: "docker" "start" "-a" "bf72a6d45ae73d61d20d04dd45d5a2f6ea1d3b6ed98788d31215145db56dd668", kill_on_drop: false }` [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling xu v0.2.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Send` is imported redundantly [INFO] [stdout] --> src/operations.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | use std::marker::{Send, PhantomData}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Send` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:152:26 [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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 an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:174:26 [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut ScoreProvider [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:230:26 [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut ScoreProvider, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/operations.rs:138:88 [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/operations.rs:219:13 [INFO] [stdout] | [INFO] [stdout] 219 | for (_, mut agent) in agents { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "bf72a6d45ae73d61d20d04dd45d5a2f6ea1d3b6ed98788d31215145db56dd668", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf72a6d45ae73d61d20d04dd45d5a2f6ea1d3b6ed98788d31215145db56dd668", kill_on_drop: false }` [INFO] [stdout] bf72a6d45ae73d61d20d04dd45d5a2f6ea1d3b6ed98788d31215145db56dd668 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+393ef12c970fbc7f294cd96c35cb76f9591bc1d6" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1848e9995cee6c896637b5f157543f4257bfeb1d7654bb36e4a8208f33d9a2db [INFO] running `Command { std: "docker" "start" "-a" "1848e9995cee6c896637b5f157543f4257bfeb1d7654bb36e4a8208f33d9a2db", kill_on_drop: false }` [INFO] [stderr] warning: the item `Send` is imported redundantly [INFO] [stderr] --> src/operations.rs:22:19 [INFO] [stderr] | [INFO] [stderr] 22 | use std::marker::{Send, PhantomData}; [INFO] [stderr] | ^^^^ [INFO] [stderr] --> /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/prelude/mod.rs:105:13 [INFO] [stderr] | [INFO] [stderr] = note: the item `Send` is already defined here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:152:26 [INFO] [stderr] | [INFO] [stderr] 152 | score_provider: &mut ScoreProvider [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 152 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:174:26 [INFO] [stderr] | [INFO] [stderr] 174 | score_provider: &mut ScoreProvider [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 174 | score_provider: &mut dyn ScoreProvider [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:230:26 [INFO] [stderr] | [INFO] [stderr] 230 | score_provider: &mut ScoreProvider, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 230 | score_provider: &mut dyn ScoreProvider, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/operations.rs:138:88 [INFO] [stderr] | [INFO] [stderr] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut ScoreProvider) -> Population [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: if this is an object-safe trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 138 | pub fn run (&self, population: Population, data: &Data, score_provider: &mut dyn ScoreProvider) -> Population [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/operations.rs:219:13 [INFO] [stderr] | [INFO] [stderr] 219 | for (_, mut agent) in agents { [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `xu` (lib) generated 6 warnings (run `cargo fix --lib -p xu` to apply 5 suggestions) [INFO] [stderr] warning: `xu` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xu-011f17d5c9f69c33) [INFO] [stdout] [INFO] [stdout] running 22 tests [INFO] [stdout] test agent::tests::crossover_some_genes_longer_other ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_shorter_other ... ok [INFO] [stdout] test agent::tests::crossover_parents ... ok [INFO] [stdout] test agent::tests::mutate ... ok [INFO] [stdout] test agent::tests::crossover_some_genes_same_length_other ... ok [INFO] [stdout] test evolution::tests::run_iterations_nothing_to_do ... ok [INFO] [stdout] test agent::tests::new_no_genes ... ok [INFO] [stdout] test agent::tests::new_with_genes ... ok [INFO] [stdout] test operations::tests::rate_to_number_full_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_less_than_proportion ... ok [INFO] [stdout] test operations::tests::rate_to_number_minimum_preference_greater_than_population ... ok [INFO] [stdout] test operations::tests::rate_to_number_population_is_zero ... ok [INFO] [stdout] test operations::tests::rate_to_number_rounds_down ... ok [INFO] [stdout] test operations::tests::rate_to_number_standard_proportion ... ok [INFO] [stdout] test population::tests::new_empty ... ok [INFO] [stdout] test operations::tests::selection_highest_score_returns_highest ... ok [INFO] [stdout] test operations::tests::selection_lowest_score_returns_lowest ... ok [INFO] [stdout] test population::tests::cull_all_below ... ok [INFO] [stdout] test population::tests::new_with_true_unique ... ok [INFO] [stdout] test population::tests::new_with_false_unique ... ok [INFO] [stdout] test operations::tests::selection_random_any_returns_correct_proportion ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- operations::tests::selection_random_any_returns_correct_proportion stdout ---- [INFO] [stdout] thread 'operations::tests::selection_random_any_returns_correct_proportion' panicked at src/operations.rs:391:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: 2 [INFO] [stdout] right: 1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5642dd10db36 - std::backtrace_rs::backtrace::libunwind::trace::h5c10df0b519d962f [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5 [INFO] [stdout] 1: 0x5642dd10db36 - std::backtrace_rs::backtrace::trace_unsynchronized::h56122ec150da225d [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5642dd10db36 - std::sys_common::backtrace::_print_fmt::h8e5f02953967e039 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stdout] 3: 0x5642dd10db36 - ::fmt::h736f584a9f3f7d78 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stdout] 4: 0x5642dd1353fc - core::fmt::rt::Argument::fmt::h0eca9e37bebd875b [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/fmt/rt.rs:142:9 [INFO] [stdout] 5: 0x5642dd1353fc - core::fmt::write::h57172937379ae112 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/fmt/mod.rs:1120:17 [INFO] [stdout] 6: 0x5642dd10b35f - std::io::Write::write_fmt::h48e0063b56f825c3 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/io/mod.rs:1846:15 [INFO] [stdout] 7: 0x5642dd10d8e4 - std::sys_common::backtrace::_print::ha0fb9ef3018dd67f [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stdout] 8: 0x5642dd10d8e4 - std::sys_common::backtrace::print::h97bc00c4f471ee58 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stdout] 9: 0x5642dd10f5db - std::panicking::default_hook::{{closure}}::had669b8c5eb766ef [INFO] [stdout] 10: 0x5642dd10f2ad - std::panicking::default_hook::hee79edbbfe503541 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:289:9 [INFO] [stdout] 11: 0x5642dd0c4647 - as core::ops::function::Fn>::call::hbce7bcf7a5291663 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 12: 0x5642dd0c4647 - test::test_main::{{closure}}::hbf7bf4b112234627 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:137:21 [INFO] [stdout] 13: 0x5642dd10fc10 - as core::ops::function::Fn>::call::h283d0ebbebe64c72 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/alloc/src/boxed.rs:2030:9 [INFO] [stdout] 14: 0x5642dd10fc10 - std::panicking::rust_panic_with_hook::ha824647abef1aff2 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:786:13 [INFO] [stdout] 15: 0x5642dd10f952 - std::panicking::begin_panic_handler::{{closure}}::h34c7493359eae8d6 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:660:13 [INFO] [stdout] 16: 0x5642dd10e016 - std::sys_common::backtrace::__rust_end_short_backtrace::h8f5a11b92972236f [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stdout] 17: 0x5642dd10f684 - rust_begin_unwind [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:648:5 [INFO] [stdout] 18: 0x5642dd051905 - core::panicking::panic_fmt::h4f7dd4ba7fa8b3c9 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/panicking.rs:72:14 [INFO] [stdout] 19: 0x5642dd051c4b - core::panicking::assert_failed_inner::hd4677cee4e511fe5 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/panicking.rs:342:17 [INFO] [stdout] 20: 0x5642dd0de03e - core::panicking::assert_failed::hdb01ba8670bec4ff [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/panicking.rs:297:5 [INFO] [stdout] 21: 0x5642dd087fd9 - xu::operations::tests::selection_random_any_returns_correct_proportion::h2a8b135f2691d2c6 [INFO] [stdout] at /opt/rustwide/workdir/src/operations.rs:391:9 [INFO] [stdout] 22: 0x5642dd087e07 - xu::operations::tests::selection_random_any_returns_correct_proportion::{{closure}}::h3e6ab7fa946090b1 [INFO] [stdout] at /opt/rustwide/workdir/src/operations.rs:385:57 [INFO] [stdout] 23: 0x5642dd082106 - core::ops::function::FnOnce::call_once::h4702826382491b4a [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5642dd0c9e4f - core::ops::function::FnOnce::call_once::h263d60e66e97ae21 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5642dd0c9e4f - test::__rust_begin_short_backtrace::hfd27401b46e2c35b [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:620:18 [INFO] [stdout] 26: 0x5642dd0c89c0 - test::run_test_in_process::{{closure}}::h6f15adc4862466a2 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:643:60 [INFO] [stdout] 27: 0x5642dd0c89c0 - as core::ops::function::FnOnce<()>>::call_once::haaf085868eec590b [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 28: 0x5642dd0c89c0 - std::panicking::try::do_call::he863b9ffdd9dccd8 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:555:40 [INFO] [stdout] 29: 0x5642dd0c89c0 - std::panicking::try::h00518ddc92157d69 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:519:19 [INFO] [stdout] 30: 0x5642dd0c89c0 - std::panic::catch_unwind::ha54d881a3136a844 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panic.rs:142:14 [INFO] [stdout] 31: 0x5642dd0c89c0 - test::run_test_in_process::he6969e4cdcd00ab9 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:643:27 [INFO] [stdout] 32: 0x5642dd0c89c0 - test::run_test::{{closure}}::ha7bd2350e4208460 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:566:43 [INFO] [stdout] 33: 0x5642dd090d53 - test::run_test::{{closure}}::h7e4f6d8c61dc1fc5 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/test/src/lib.rs:594:41 [INFO] [stdout] 34: 0x5642dd090d53 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7971b3168cdfe030 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys_common/backtrace.rs:155:18 [INFO] [stdout] 35: 0x5642dd0959ef - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h940fea02fa91722e [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/thread/mod.rs:528:17 [INFO] [stdout] 36: 0x5642dd0959ef - as core::ops::function::FnOnce<()>>::call_once::hc9108612b0b55d6f [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stdout] 37: 0x5642dd0959ef - std::panicking::try::do_call::h088487cc7181ed41 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:555:40 [INFO] [stdout] 38: 0x5642dd0959ef - std::panicking::try::hbe658ba86d10aeac [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panicking.rs:519:19 [INFO] [stdout] 39: 0x5642dd0959ef - std::panic::catch_unwind::hbcfe75becdd3312a [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/panic.rs:142:14 [INFO] [stdout] 40: 0x5642dd0959ef - std::thread::Builder::spawn_unchecked_::{{closure}}::h5da9b0997b04a0b6 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/thread/mod.rs:527:30 [INFO] [stdout] 41: 0x5642dd0959ef - core::ops::function::FnOnce::call_once{{vtable.shim}}::h282e25baa8bce548 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5642dd113e85 - as core::ops::function::FnOnce>::call_once::h7b00d7973698e306 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 43: 0x5642dd113e85 - as core::ops::function::FnOnce>::call_once::ha210a4482bc8347c [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/alloc/src/boxed.rs:2016:9 [INFO] [stdout] 44: 0x5642dd113e85 - std::sys::pal::unix::thread::Thread::new::thread_start::h2e04f672130bcc99 [INFO] [stdout] at /rustc/393ef12c970fbc7f294cd96c35cb76f9591bc1d6/library/std/src/sys/pal/unix/thread.rs:108:17 [INFO] [stdout] 45: 0x7f3172bb4ac3 - [INFO] [stdout] 46: 0x7f3172c45bf4 - __clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] operations::tests::selection_random_any_returns_correct_proportion [INFO] [stdout] [INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "1848e9995cee6c896637b5f157543f4257bfeb1d7654bb36e4a8208f33d9a2db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1848e9995cee6c896637b5f157543f4257bfeb1d7654bb36e4a8208f33d9a2db", kill_on_drop: false }` [INFO] [stdout] 1848e9995cee6c896637b5f157543f4257bfeb1d7654bb36e4a8208f33d9a2db