[INFO] fetching crate conjecture 0.4.0... [INFO] testing conjecture-0.4.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296 [INFO] extracting crate conjecture 0.4.0 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate conjecture 0.4.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4ea5876a94edd076c90eda32349b1457ff2e647e159a2137027ab172e0aa20e8 [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" "4ea5876a94edd076c90eda32349b1457ff2e647e159a2137027ab172e0aa20e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4ea5876a94edd076c90eda32349b1457ff2e647e159a2137027ab172e0aa20e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ea5876a94edd076c90eda32349b1457ff2e647e159a2137027ab172e0aa20e8", kill_on_drop: false }` [INFO] [stdout] 4ea5876a94edd076c90eda32349b1457ff2e647e159a2137027ab172e0aa20e8 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] e5074e96a12709b8d8e1d0f2c8a623c42e18a1616fb324fe422dddc80e252d86 [INFO] running `Command { std: "docker" "start" "-a" "e5074e96a12709b8d8e1d0f2c8a623c42e18a1616fb324fe422dddc80e252d86", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [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 15.69s [INFO] running `Command { std: "docker" "inspect" "e5074e96a12709b8d8e1d0f2c8a623c42e18a1616fb324fe422dddc80e252d86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5074e96a12709b8d8e1d0f2c8a623c42e18a1616fb324fe422dddc80e252d86", kill_on_drop: false }` [INFO] [stdout] e5074e96a12709b8d8e1d0f2c8a623c42e18a1616fb324fe422dddc80e252d86 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 457d1be40410655395bb77ac9ba664bb761c7f610376e690bdb735cce2c5ef26 [INFO] running `Command { std: "docker" "start" "-a" "457d1be40410655395bb77ac9ba664bb761c7f610376e690bdb735cce2c5ef26", kill_on_drop: false }` [INFO] [stderr] Compiling remove_dir_all v0.5.3 [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] Compiling tempdir v0.3.7 [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 test [unoptimized + debuginfo] target(s) in 3.23s [INFO] running `Command { std: "docker" "inspect" "457d1be40410655395bb77ac9ba664bb761c7f610376e690bdb735cce2c5ef26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "457d1be40410655395bb77ac9ba664bb761c7f610376e690bdb735cce2c5ef26", kill_on_drop: false }` [INFO] [stdout] 457d1be40410655395bb77ac9ba664bb761c7f610376e690bdb735cce2c5ef26 [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=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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 09d34bb6c7e4db404d2be09801faef177b9f7f2b7de5cbc77027bbff37e90c08 [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" "09d34bb6c7e4db404d2be09801faef177b9f7f2b7de5cbc77027bbff37e90c08", 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: 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: 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: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 0.04s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/conjecture-ae70b50124e8feb0 [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test intminimize::tests::minimize_down_to ... ok [INFO] [stdout] test intminimize::tests::sort_bits ... ok [INFO] [stdout] test intminimize::tests::unset_relevant_bits ... ok [INFO] [stdout] test database::tests::can_delete_non_existing_key ... ok [INFO] [stdout] test database::tests::appears_in_listing_after_saving ... ok [INFO] [stdout] test database::tests::can_delete_key ... ok [INFO] [stdout] test engine::tests::minimizes_all_examples ... 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" "09d34bb6c7e4db404d2be09801faef177b9f7f2b7de5cbc77027bbff37e90c08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09d34bb6c7e4db404d2be09801faef177b9f7f2b7de5cbc77027bbff37e90c08", kill_on_drop: false }` [INFO] [stdout] 09d34bb6c7e4db404d2be09801faef177b9f7f2b7de5cbc77027bbff37e90c08