[INFO] fetching crate roaring-graphs 0.12.0... [INFO] checking roaring-graphs-0.12.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate roaring-graphs 0.12.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate roaring-graphs 0.12.0 [INFO] finished tweaking crates.io crate roaring-graphs 0.12.0 [INFO] tweaked toml for crates.io crate roaring-graphs 0.12.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate roaring-graphs 0.12.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 56 packages to latest compatible versions [INFO] [stderr] Adding cov-mark v1.1.0 (available: v2.0.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding roaring v0.10.12 (available: v0.11.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc5847bc4693efd0c3cba0a4e94f6591d604d66c7e3839c734ff4045aeae547a [INFO] running `Command { std: "docker" "start" "-a" "dc5847bc4693efd0c3cba0a4e94f6591d604d66c7e3839c734ff4045aeae547a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc5847bc4693efd0c3cba0a4e94f6591d604d66c7e3839c734ff4045aeae547a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc5847bc4693efd0c3cba0a4e94f6591d604d66c7e3839c734ff4045aeae547a", kill_on_drop: false }` [INFO] [stdout] dc5847bc4693efd0c3cba0a4e94f6591d604d66c7e3839c734ff4045aeae547a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c3ceae2e3287d071211e3188757713be9cab7da367ba5bcf27318b4bebde9298 [INFO] running `Command { std: "docker" "start" "-a" "c3ceae2e3287d071211e3188757713be9cab7da367ba5bcf27318b4bebde9298", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.175 [INFO] [stderr] Checking cfg-if v1.0.3 [INFO] [stderr] Compiling getrandom v0.3.3 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling rustix v1.0.8 [INFO] [stderr] Compiling autocfg v1.5.0 [INFO] [stderr] Checking linux-raw-sys v0.9.4 [INFO] [stderr] Checking bitflags v2.9.3 [INFO] [stderr] Checking once_cell v1.21.3 [INFO] [stderr] Checking fastrand v2.3.0 [INFO] [stderr] Checking bit-vec v0.8.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking unarray v0.1.4 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Checking regex-syntax v0.8.6 [INFO] [stderr] Checking bytemuck v1.23.2 [INFO] [stderr] Checking cov-mark v1.1.0 [INFO] [stderr] Checking roaring v0.10.12 [INFO] [stderr] Checking bit-set v0.8.0 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking rand_xorshift v0.4.0 [INFO] [stderr] Checking tempfile v3.21.0 [INFO] [stderr] Checking rusty-fork v0.3.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking proptest v1.7.0 [INFO] [stderr] Checking roaring-graphs v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0277]: the trait bound `TestRng: rand::Rng` is not satisfied [INFO] [stdout] --> src/dag.rs:476:85 [INFO] [stdout] | [INFO] [stdout] 476 | Uniform::new(self.vertex_count.start, self.vertex_count.end - 1).sample(runner.rng()); [INFO] [stdout] | ------ ^^^^^^^^^^^^ the trait `rand::RngCore` is not implemented for `TestRng` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: there are multiple different versions of crate `rand_core` in the dependency graph [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4/src/lib.rs:142:1 [INFO] [stdout] | [INFO] [stdout] 142 | pub trait RngCore { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this is the required trait [INFO] [stdout] | [INFO] [stdout] ::: src/dag.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use proptest::prelude::*; [INFO] [stdout] | -------- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] 53 | use proptest::strategy::ValueTree; [INFO] [stdout] 54 | use rand::distributions::Uniform; [INFO] [stdout] | ---- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ this type doesn't implement the required trait [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/block.rs:67:1 [INFO] [stdout] | [INFO] [stdout] 67 | pub trait BlockRngCore { [INFO] [stdout] | ---------------------- this is the found trait [INFO] [stdout] = help: you can use `cargo tree` to explore your dependency tree [INFO] [stdout] = note: required for `TestRng` to implement `rand::Rng` [INFO] [stdout] note: required by a bound in `rand::distributions::Distribution::sample` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/distributions/distribution.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | fn sample(&self, rng: &mut R) -> T; [INFO] [stdout] | ^^^ required by this bound in `Distribution::sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `proptest::prelude::Rng::gen_bool`: Renamed to `random_bool` [INFO] [stdout] --> src/dag.rs:487:33 [INFO] [stdout] | [INFO] [stdout] 487 | if runner.rng().gen_bool(self.edge_probability) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `TestRng: rand::Rng` is not satisfied [INFO] [stdout] --> src/delta_debugging_bitmap.rs:53:76 [INFO] [stdout] | [INFO] [stdout] 53 | let size = Uniform::new(self.size.start, self.size.end - 1).sample(runner.rng()); [INFO] [stdout] | ------ ^^^^^^^^^^^^ the trait `rand::RngCore` is not implemented for `TestRng` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: there are multiple different versions of crate `rand_core` in the dependency graph [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4/src/lib.rs:142:1 [INFO] [stdout] | [INFO] [stdout] 142 | pub trait RngCore { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this is the required trait [INFO] [stdout] | [INFO] [stdout] ::: src/dag.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use proptest::prelude::*; [INFO] [stdout] | -------- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] 53 | use proptest::strategy::ValueTree; [INFO] [stdout] 54 | use rand::distributions::Uniform; [INFO] [stdout] | ---- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ this type doesn't implement the required trait [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/block.rs:67:1 [INFO] [stdout] | [INFO] [stdout] 67 | pub trait BlockRngCore { [INFO] [stdout] | ---------------------- this is the found trait [INFO] [stdout] = help: you can use `cargo tree` to explore your dependency tree [INFO] [stdout] = note: required for `TestRng` to implement `rand::Rng` [INFO] [stdout] note: required by a bound in `rand::distributions::Distribution::sample` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/distributions/distribution.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | fn sample(&self, rng: &mut R) -> T; [INFO] [stdout] | ^^^ required by this bound in `Distribution::sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `roaring-graphs` (lib) due to 3 previous errors; 1 warning emitted [INFO] [stdout] error[E0599]: the method `gen_bool` exists for mutable reference `&mut TestRng`, but its trait bounds were not satisfied [INFO] [stdout] --> src/delta_debugging_bitmap.rs:54:61 [INFO] [stdout] | [INFO] [stdout] 54 | let iter = (0..size as u32).filter(|_| runner.rng().gen_bool(self.ones_probability)); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `&mut TestRng` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ doesn't satisfy `TestRng: rand::RngCore` or `TestRng: rand::Rng` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `TestRng: rand::RngCore` [INFO] [stdout] which is required by `TestRng: rand::Rng` [INFO] [stdout] `&mut TestRng: rand::RngCore` [INFO] [stdout] which is required by `&mut TestRng: rand::Rng` [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Rng` which provides `gen_bool` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 1 + use proptest::prelude::Rng; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: the trait bound `TestRng: rand::Rng` is not satisfied [INFO] [stdout] --> src/dag.rs:476:85 [INFO] [stdout] | [INFO] [stdout] 476 | Uniform::new(self.vertex_count.start, self.vertex_count.end - 1).sample(runner.rng()); [INFO] [stdout] | ------ ^^^^^^^^^^^^ the trait `rand::RngCore` is not implemented for `TestRng` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: there are multiple different versions of crate `rand_core` in the dependency graph [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4/src/lib.rs:142:1 [INFO] [stdout] | [INFO] [stdout] 142 | pub trait RngCore { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this is the required trait [INFO] [stdout] | [INFO] [stdout] ::: src/dag.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use proptest::prelude::*; [INFO] [stdout] | -------- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] 53 | use proptest::strategy::ValueTree; [INFO] [stdout] 54 | use rand::distributions::Uniform; [INFO] [stdout] | ---- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ this type doesn't implement the required trait [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/block.rs:67:1 [INFO] [stdout] | [INFO] [stdout] 67 | pub trait BlockRngCore { [INFO] [stdout] | ---------------------- this is the found trait [INFO] [stdout] = help: you can use `cargo tree` to explore your dependency tree [INFO] [stdout] = note: required for `TestRng` to implement `rand::Rng` [INFO] [stdout] note: required by a bound in `rand::distributions::Distribution::sample` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/distributions/distribution.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | fn sample(&self, rng: &mut R) -> T; [INFO] [stdout] | ^^^ required by this bound in `Distribution::sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `proptest::prelude::Rng::gen_bool`: Renamed to `random_bool` [INFO] [stdout] --> src/dag.rs:487:33 [INFO] [stdout] | [INFO] [stdout] 487 | if runner.rng().gen_bool(self.edge_probability) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `TestRng: rand::Rng` is not satisfied [INFO] [stdout] --> src/delta_debugging_bitmap.rs:53:76 [INFO] [stdout] | [INFO] [stdout] 53 | let size = Uniform::new(self.size.start, self.size.end - 1).sample(runner.rng()); [INFO] [stdout] | ------ ^^^^^^^^^^^^ the trait `rand::RngCore` is not implemented for `TestRng` [INFO] [stdout] | | [INFO] [stdout] | required by a bound introduced by this call [INFO] [stdout] | [INFO] [stdout] note: there are multiple different versions of crate `rand_core` in the dependency graph [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.6.4/src/lib.rs:142:1 [INFO] [stdout] | [INFO] [stdout] 142 | pub trait RngCore { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ this is the required trait [INFO] [stdout] | [INFO] [stdout] ::: src/dag.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 52 | use proptest::prelude::*; [INFO] [stdout] | -------- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] 53 | use proptest::strategy::ValueTree; [INFO] [stdout] 54 | use rand::distributions::Uniform; [INFO] [stdout] | ---- one version of crate `rand_core` used here, as a dependency of crate `rand` [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ this type doesn't implement the required trait [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand_core-0.9.3/src/block.rs:67:1 [INFO] [stdout] | [INFO] [stdout] 67 | pub trait BlockRngCore { [INFO] [stdout] | ---------------------- this is the found trait [INFO] [stdout] = help: you can use `cargo tree` to explore your dependency tree [INFO] [stdout] = note: required for `TestRng` to implement `rand::Rng` [INFO] [stdout] note: required by a bound in `rand::distributions::Distribution::sample` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/distributions/distribution.rs:37:18 [INFO] [stdout] | [INFO] [stdout] 37 | fn sample(&self, rng: &mut R) -> T; [INFO] [stdout] | ^^^ required by this bound in `Distribution::sample` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `gen_bool` exists for mutable reference `&mut TestRng`, but its trait bounds were not satisfied [INFO] [stdout] --> src/delta_debugging_bitmap.rs:54:61 [INFO] [stdout] | [INFO] [stdout] 54 | let iter = (0..size as u32).filter(|_| runner.rng().gen_bool(self.ones_probability)); [INFO] [stdout] | ^^^^^^^^ method cannot be called on `&mut TestRng` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proptest-1.7.0/src/test_runner/rng.rs:110:1 [INFO] [stdout] | [INFO] [stdout] 110 | pub struct TestRng { [INFO] [stdout] | ------------------ doesn't satisfy `TestRng: rand::RngCore` or `TestRng: rand::Rng` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `TestRng: rand::RngCore` [INFO] [stdout] which is required by `TestRng: rand::Rng` [INFO] [stdout] `&mut TestRng: rand::RngCore` [INFO] [stdout] which is required by `&mut TestRng: rand::Rng` [INFO] [stdout] = help: items from traits can only be used if the trait is in scope [INFO] [stdout] help: trait `Rng` which provides `gen_bool` is implemented but not in scope; perhaps you want to import it [INFO] [stdout] | [INFO] [stdout] 1 + use proptest::prelude::Rng; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `roaring-graphs` (lib test) due to 3 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "c3ceae2e3287d071211e3188757713be9cab7da367ba5bcf27318b4bebde9298", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3ceae2e3287d071211e3188757713be9cab7da367ba5bcf27318b4bebde9298", kill_on_drop: false }` [INFO] [stdout] c3ceae2e3287d071211e3188757713be9cab7da367ba5bcf27318b4bebde9298