[INFO] cloning repository https://github.com/HadrienG2/cachot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HadrienG2/cachot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHadrienG2%2Fcachot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHadrienG2%2Fcachot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9639e597588d3869be649ef29d5f31ee98307710 [INFO] testing HadrienG2/cachot against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHadrienG2%2Fcachot" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/HadrienG2/cachot on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/HadrienG2/cachot [INFO] finished tweaking git repo https://github.com/HadrienG2/cachot [INFO] tweaked toml for git repo https://github.com/HadrienG2/cachot written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/HadrienG2/cachot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/HadrienG2/space-filler.git` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded fixed v1.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", 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] 446d0822d5fb9006dfb27f39c196b67e0cf23731a06e2bbcb37680d98de91944 [INFO] running `Command { std: "docker" "start" "-a" "446d0822d5fb9006dfb27f39c196b67e0cf23731a06e2bbcb37680d98de91944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "446d0822d5fb9006dfb27f39c196b67e0cf23731a06e2bbcb37680d98de91944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "446d0822d5fb9006dfb27f39c196b67e0cf23731a06e2bbcb37680d98de91944", kill_on_drop: false }` [INFO] [stdout] 446d0822d5fb9006dfb27f39c196b67e0cf23731a06e2bbcb37680d98de91944 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "build" "--frozen" "--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] c6b6f12e5438f82bb1a5caa8a8e303ee45bfb58ebe92f0d2df3eb4adde5c24f3 [INFO] running `Command { std: "docker" "start" "-a" "c6b6f12e5438f82bb1a5caa8a8e303ee45bfb58ebe92f0d2df3eb4adde5c24f3", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling fixed v1.5.0 [INFO] [stderr] Compiling genawaiter-macro v0.99.1 [INFO] [stderr] Compiling space-filler v0.1.0 (https://github.com/HadrienG2/space-filler.git#02870fab) [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling rand_core v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.2 [INFO] [stderr] Compiling syn-mid v0.5.3 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.12 [INFO] [stderr] Compiling proc-macro-error v0.4.12 [INFO] [stderr] Compiling genawaiter-proc-macro v0.99.1 [INFO] [stderr] Compiling genawaiter v0.99.1 [INFO] [stderr] Compiling cachot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/brute_force/priorization.rs:114:31 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [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/brute_force/priorization.rs:114:27 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [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: field is never read: `iters_since_last_rng` [INFO] [stdout] --> src/brute_force/priorization.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | iters_since_last_rng: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.07s [INFO] running `Command { std: "docker" "inspect" "c6b6f12e5438f82bb1a5caa8a8e303ee45bfb58ebe92f0d2df3eb4adde5c24f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6b6f12e5438f82bb1a5caa8a8e303ee45bfb58ebe92f0d2df3eb4adde5c24f3", kill_on_drop: false }` [INFO] [stdout] c6b6f12e5438f82bb1a5caa8a8e303ee45bfb58ebe92f0d2df3eb4adde5c24f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70f4a5baf49e1b5c6979aeff402912d1058081add9798914103c75ea67cc738b [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" "70f4a5baf49e1b5c6979aeff402912d1058081add9798914103c75ea67cc738b", kill_on_drop: false }` [INFO] [stderr] Compiling cachot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `rng` [INFO] [stdout] --> src/brute_force/priorization.rs:114:31 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [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/brute_force/priorization.rs:114:27 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [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: field is never read: `iters_since_last_rng` [INFO] [stdout] --> src/brute_force/priorization.rs:64:5 [INFO] [stdout] | [INFO] [stdout] 64 | iters_since_last_rng: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.50s [INFO] running `Command { std: "docker" "inspect" "70f4a5baf49e1b5c6979aeff402912d1058081add9798914103c75ea67cc738b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70f4a5baf49e1b5c6979aeff402912d1058081add9798914103c75ea67cc738b", kill_on_drop: false }` [INFO] [stdout] 70f4a5baf49e1b5c6979aeff402912d1058081add9798914103c75ea67cc738b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-09-08" "test" "--frozen", 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] 009a0e367ce5e7ebc0a6c74a2c9398f01bc90cf93d7ad96a273cd6af03afd35f [INFO] running `Command { std: "docker" "start" "-a" "009a0e367ce5e7ebc0a6c74a2c9398f01bc90cf93d7ad96a273cd6af03afd35f", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `rng` [INFO] [stderr] --> src/brute_force/priorization.rs:114:31 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rng` [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/brute_force/priorization.rs:114:27 [INFO] [stderr] | [INFO] [stderr] 114 | pub fn pop(&mut self, mut rng: impl Rng) -> Option> { [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: field is never read: `iters_since_last_rng` [INFO] [stderr] --> src/brute_force/priorization.rs:64:5 [INFO] [stderr] | [INFO] [stderr] 64 | iters_since_last_rng: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `cachot` (bin "cachot" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/cachot-c9df89f65291f217) [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" "009a0e367ce5e7ebc0a6c74a2c9398f01bc90cf93d7ad96a273cd6af03afd35f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "009a0e367ce5e7ebc0a6c74a2c9398f01bc90cf93d7ad96a273cd6af03afd35f", kill_on_drop: false }` [INFO] [stdout] 009a0e367ce5e7ebc0a6c74a2c9398f01bc90cf93d7ad96a273cd6af03afd35f