[INFO] cloning repository https://github.com/royalmustard/battletest [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/royalmustard/battletest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froyalmustard%2Fbattletest", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froyalmustard%2Fbattletest'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e0047bc924518fb7e502fe2dcbc4133231dc482 [INFO] testing royalmustard/battletest against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Froyalmustard%2Fbattletest" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/royalmustard/battletest on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/royalmustard/battletest [INFO] finished tweaking git repo https://github.com/royalmustard/battletest [INFO] tweaked toml for git repo https://github.com/royalmustard/battletest written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/royalmustard/battletest already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7706d81fa82a48afd777989570e078faaf9810f76d0809021f4d759ea206a86f [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" "7706d81fa82a48afd777989570e078faaf9810f76d0809021f4d759ea206a86f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7706d81fa82a48afd777989570e078faaf9810f76d0809021f4d759ea206a86f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7706d81fa82a48afd777989570e078faaf9810f76d0809021f4d759ea206a86f", kill_on_drop: false }` [INFO] [stdout] 7706d81fa82a48afd777989570e078faaf9810f76d0809021f4d759ea206a86f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5fc71db20b03ade6fb85f768c2f51365aa56b730283271936743a2e2d5d359da [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" "5fc71db20b03ade6fb85f768c2f51365aa56b730283271936743a2e2d5d359da", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.7 [INFO] [stderr] Compiling memchr v2.3.0 [INFO] [stderr] Compiling syn v1.0.13 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling pbr v1.0.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling d20 v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling battletest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/monsterlib.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | for i in 0..nthreads [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:232:28 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [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: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:232:50 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:241:13 [INFO] [stdout] | [INFO] [stdout] 241 | let mut pb = mb.create_bar((iterations/nthreads as u32) as u64); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monsterlib.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | sender_n.send(arena_n.fight(pb)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 53.14s [INFO] running `Command { std: "docker" "inspect" "5fc71db20b03ade6fb85f768c2f51365aa56b730283271936743a2e2d5d359da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5fc71db20b03ade6fb85f768c2f51365aa56b730283271936743a2e2d5d359da", kill_on_drop: false }` [INFO] [stdout] 5fc71db20b03ade6fb85f768c2f51365aa56b730283271936743a2e2d5d359da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e743d1b6e83375118c3aee3269e71651aeb22d045f6ccbec9a6d147e8146eae4 [INFO] running `Command { std: "docker" "start" "-a" "e743d1b6e83375118c3aee3269e71651aeb22d045f6ccbec9a6d147e8146eae4", kill_on_drop: false }` [INFO] [stderr] Compiling battletest v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/monsterlib.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | for i in 0..nthreads [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:232:28 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [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: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:232:50 [INFO] [stdout] | [INFO] [stdout] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/monsterlib.rs:241:13 [INFO] [stdout] | [INFO] [stdout] 241 | let mut pb = mb.create_bar((iterations/nthreads as u32) as u64); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/monsterlib.rs:245:13 [INFO] [stdout] | [INFO] [stdout] 245 | sender_n.send(arena_n.fight(pb)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `Command { std: "docker" "inspect" "e743d1b6e83375118c3aee3269e71651aeb22d045f6ccbec9a6d147e8146eae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e743d1b6e83375118c3aee3269e71651aeb22d045f6ccbec9a6d147e8146eae4", kill_on_drop: false }` [INFO] [stdout] e743d1b6e83375118c3aee3269e71651aeb22d045f6ccbec9a6d147e8146eae4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c0514392001eb47e92d799a4cf8cbea122ce19e7ba3f41b22e459c75aef9dfe9 [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" "c0514392001eb47e92d799a4cf8cbea122ce19e7ba3f41b22e459c75aef9dfe9", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/monsterlib.rs:239:9 [INFO] [stderr] | [INFO] [stderr] 239 | for i in 0..nthreads [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/monsterlib.rs:232:28 [INFO] [stderr] | [INFO] [stderr] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [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: variable does not need to be mutable [INFO] [stderr] --> src/monsterlib.rs:232:50 [INFO] [stderr] | [INFO] [stderr] 232 | pub fn fight_multithreaded(mut t1: Vec, mut t2: Vec, iterations: u32, nthreads: usize) [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/monsterlib.rs:241:13 [INFO] [stderr] | [INFO] [stderr] 241 | let mut pb = mb.create_bar((iterations/nthreads as u32) as u64); [INFO] [stderr] | ----^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/monsterlib.rs:245:13 [INFO] [stderr] | [INFO] [stderr] 245 | sender_n.send(arena_n.fight(pb)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `battletest` (bin "battletest" test) generated 5 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/battletest-cc234669e7c28971) [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" "c0514392001eb47e92d799a4cf8cbea122ce19e7ba3f41b22e459c75aef9dfe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0514392001eb47e92d799a4cf8cbea122ce19e7ba3f41b22e459c75aef9dfe9", kill_on_drop: false }` [INFO] [stdout] c0514392001eb47e92d799a4cf8cbea122ce19e7ba3f41b22e459c75aef9dfe9