[INFO] crate conjecture 0.4.0 is already in cache [INFO] testing conjecture-0.4.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate conjecture 0.4.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate conjecture 0.4.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate conjecture 0.4.0 [INFO] finished tweaking crates.io crate conjecture 0.4.0 [INFO] tweaked toml for crates.io crate conjecture 0.4.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 70579a9cc93f41cf40c684d642a3300efa03308d3e3a3d1fe21c502921171d71 [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" "70579a9cc93f41cf40c684d642a3300efa03308d3e3a3d1fe21c502921171d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "70579a9cc93f41cf40c684d642a3300efa03308d3e3a3d1fe21c502921171d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70579a9cc93f41cf40c684d642a3300efa03308d3e3a3d1fe21c502921171d71", kill_on_drop: false }` [INFO] [stdout] 70579a9cc93f41cf40c684d642a3300efa03308d3e3a3d1fe21c502921171d71 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e0d00f3c93776345fdf06904483b740f5cfd4d65ad4d7f30ece49fa28251546e [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" "e0d00f3c93776345fdf06904483b740f5cfd4d65ad4d7f30ece49fa28251546e", kill_on_drop: false }` [INFO] [stderr] Compiling crypto-hash v0.3.4 [INFO] [stderr] Compiling conjecture v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database.rs:17:30 [INFO] [stdout] | [INFO] [stdout] 17 | pub type BoxedDatabase = Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Database` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engine.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | let mut minimized_examples = &mut self.minimized_examples; [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/engine.rs:158:21 [INFO] [stdout] | [INFO] [stdout] 158 | let mut database = &mut self.database; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.53s [INFO] running `Command { std: "docker" "inspect" "e0d00f3c93776345fdf06904483b740f5cfd4d65ad4d7f30ece49fa28251546e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0d00f3c93776345fdf06904483b740f5cfd4d65ad4d7f30ece49fa28251546e", kill_on_drop: false }` [INFO] [stdout] e0d00f3c93776345fdf06904483b740f5cfd4d65ad4d7f30ece49fa28251546e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13d1d1eb3952a408d18cb4c5f1ee4fc5fc130ebc0bd7a94285f7920a9e5596cc [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" "13d1d1eb3952a408d18cb4c5f1ee4fc5fc130ebc0bd7a94285f7920a9e5596cc", kill_on_drop: false }` [INFO] [stderr] Compiling conjecture v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database.rs:17:30 [INFO] [stdout] | [INFO] [stdout] 17 | pub type BoxedDatabase = Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Database` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engine.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | let mut minimized_examples = &mut self.minimized_examples; [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/engine.rs:158:21 [INFO] [stdout] | [INFO] [stdout] 158 | let mut database = &mut self.database; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/database.rs:17:30 [INFO] [stdout] | [INFO] [stdout] 17 | pub type BoxedDatabase = Box; [INFO] [stdout] | ^^^^^^^^ help: use `dyn`: `dyn Database` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/engine.rs:157:21 [INFO] [stdout] | [INFO] [stdout] 157 | let mut minimized_examples = &mut self.minimized_examples; [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/engine.rs:158:21 [INFO] [stdout] | [INFO] [stdout] 158 | let mut database = &mut self.database; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.60s [INFO] running `Command { std: "docker" "inspect" "13d1d1eb3952a408d18cb4c5f1ee4fc5fc130ebc0bd7a94285f7920a9e5596cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13d1d1eb3952a408d18cb4c5f1ee4fc5fc130ebc0bd7a94285f7920a9e5596cc", kill_on_drop: false }` [INFO] [stdout] 13d1d1eb3952a408d18cb4c5f1ee4fc5fc130ebc0bd7a94285f7920a9e5596cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f95613892395ca89cfbe3578a160db7daa2d2003b1f390fbe091ba80b9a67516 [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" "f95613892395ca89cfbe3578a160db7daa2d2003b1f390fbe091ba80b9a67516", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/database.rs:17:30 [INFO] [stderr] | [INFO] [stderr] 17 | pub type BoxedDatabase = Box; [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Database` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/database.rs:17:30 [INFO] [stderr] | [INFO] [stderr] 17 | pub type BoxedDatabase = Box; [INFO] [stderr] | ^^^^^^^^ help: use `dyn`: `dyn Database` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine.rs:157:21 [INFO] [stderr] | [INFO] [stderr] 157 | let mut minimized_examples = &mut self.minimized_examples; [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/engine.rs:157:21 [INFO] [stderr] | [INFO] [stderr] 157 | let mut minimized_examples = &mut self.minimized_examples; [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/engine.rs:158:21 [INFO] [stderr] | [INFO] [stderr] 158 | let mut database = &mut self.database; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/engine.rs:158:21 [INFO] [stderr] | [INFO] [stderr] 158 | let mut database = &mut self.database; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/conjecture-c78a6c42c0764e38 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test intminimize::tests::minimize_down_to ... ok [INFO] [stdout] test intminimize::tests::unset_relevant_bits ... ok [INFO] [stdout] test intminimize::tests::sort_bits ... ok [INFO] [stdout] test database::tests::can_delete_non_existing_key ... ok [INFO] [stdout] test engine::tests::minimizes_all_examples ... ok [INFO] [stdout] test database::tests::can_delete_key ... ok [INFO] [stdout] test database::tests::appears_in_listing_after_saving ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests conjecture [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f95613892395ca89cfbe3578a160db7daa2d2003b1f390fbe091ba80b9a67516", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f95613892395ca89cfbe3578a160db7daa2d2003b1f390fbe091ba80b9a67516", kill_on_drop: false }` [INFO] [stdout] f95613892395ca89cfbe3578a160db7daa2d2003b1f390fbe091ba80b9a67516