[INFO] fetching crate solver 0.0.3-alpha.2... [INFO] testing solver-0.0.3-alpha.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate solver 0.0.3-alpha.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate solver 0.0.3-alpha.2 [INFO] finished tweaking crates.io crate solver 0.0.3-alpha.2 [INFO] tweaked toml for crates.io crate solver 0.0.3-alpha.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate solver 0.0.3-alpha.2 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8261717386d911f13b97f81f13f14e180b0d80003cced72065bb54a3f8a1cc1a [INFO] running `Command { std: "docker" "start" "-a" "8261717386d911f13b97f81f13f14e180b0d80003cced72065bb54a3f8a1cc1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8261717386d911f13b97f81f13f14e180b0d80003cced72065bb54a3f8a1cc1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8261717386d911f13b97f81f13f14e180b0d80003cced72065bb54a3f8a1cc1a", kill_on_drop: false }` [INFO] [stdout] 8261717386d911f13b97f81f13f14e180b0d80003cced72065bb54a3f8a1cc1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 7ded0b5d3aff227c2eea9725c5cde75894abd4566ff8dcfbb8e0db499b538478 [INFO] running `Command { std: "docker" "start" "-a" "7ded0b5d3aff227c2eea9725c5cde75894abd4566ff8dcfbb8e0db499b538478", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.174 [INFO] [stderr] Compiling zerocopy v0.8.26 [INFO] [stderr] Compiling cfg-if v1.0.1 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.21 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling solver v0.0.3-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/model.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | fitness_fn: &'_ dyn Fn(&Individual) -> i32, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 | ) -> Model { [INFO] [stdout] | ----- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 ~ fitness_fn: &dyn Fn(&Individual) -> i32, [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 ~ ) -> Model<'_> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver { [INFO] [stdout] | ^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'_` [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.97s [INFO] running `Command { std: "docker" "inspect" "7ded0b5d3aff227c2eea9725c5cde75894abd4566ff8dcfbb8e0db499b538478", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ded0b5d3aff227c2eea9725c5cde75894abd4566ff8dcfbb8e0db499b538478", kill_on_drop: false }` [INFO] [stdout] 7ded0b5d3aff227c2eea9725c5cde75894abd4566ff8dcfbb8e0db499b538478 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 2e53b422faa439737d28efbbd1e2c38b58647abc7772f70b20881953e42238bc [INFO] running `Command { std: "docker" "start" "-a" "2e53b422faa439737d28efbbd1e2c38b58647abc7772f70b20881953e42238bc", kill_on_drop: false }` [INFO] [stderr] Compiling solver v0.0.3-alpha.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/model.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | fitness_fn: &'_ dyn Fn(&Individual) -> i32, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 | ) -> Model { [INFO] [stdout] | ----- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 ~ fitness_fn: &dyn Fn(&Individual) -> i32, [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 ~ ) -> Model<'_> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver { [INFO] [stdout] | ^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'_` [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/model.rs:20:22 [INFO] [stdout] | [INFO] [stdout] 20 | fitness_fn: &'_ dyn Fn(&Individual) -> i32, [INFO] [stdout] | ^^ this lifetime flows to the output [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 | ) -> Model { [INFO] [stdout] | ----- the lifetime gets resolved as `'_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 20 ~ fitness_fn: &dyn Fn(&Individual) -> i32, [INFO] [stdout] 21 | config: Config, [INFO] [stdout] 22 ~ ) -> Model<'_> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver { [INFO] [stdout] | ^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to consistently use `'_` [INFO] [stdout] | [INFO] [stdout] 11 | pub fn new(model: Model<'_>) -> Solver<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/ga/solver.rs:22:22 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model { [INFO] [stdout] | ^^^^^ ------ [INFO] [stdout] | | || [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 22 | pub fn get_model(&self) -> &Model<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "2e53b422faa439737d28efbbd1e2c38b58647abc7772f70b20881953e42238bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e53b422faa439737d28efbbd1e2c38b58647abc7772f70b20881953e42238bc", kill_on_drop: false }` [INFO] [stdout] 2e53b422faa439737d28efbbd1e2c38b58647abc7772f70b20881953e42238bc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5f09c1387992f84df14f33f36113d19c3c7dfdd06e061b3c007ded0edbc9a751 [INFO] running `Command { std: "docker" "start" "-a" "5f09c1387992f84df14f33f36113d19c3c7dfdd06e061b3c007ded0edbc9a751", kill_on_drop: false }` [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/ga/model.rs:20:22 [INFO] [stderr] | [INFO] [stderr] 20 | fitness_fn: &'_ dyn Fn(&Individual) -> i32, [INFO] [stderr] | ^^ this lifetime flows to the output [INFO] [stderr] 21 | config: Config, [INFO] [stderr] 22 | ) -> Model { [INFO] [stdout] [INFO] [stderr] | ----- the lifetime gets resolved as `'_` [INFO] [stdout] running 12 tests [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 20 ~ fitness_fn: &dyn Fn(&Individual) -> i32, [INFO] [stdout] test ga::config::tests::test_default_config ... ok [INFO] [stderr] 21 | config: Config, [INFO] [stdout] test ga::individual::tests::test_individual ... ok [INFO] [stderr] 22 ~ ) -> Model<'_> { [INFO] [stdout] test ga::model::tests::test_crossover ... ok [INFO] [stderr] | [INFO] [stdout] test ga::model::tests::test_model ... ok [INFO] [stderr] [INFO] [stdout] test ga::model::tests::test_mutation ... ok [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] test ga::model::tests::test_run ... ok [INFO] [stderr] --> src/ga/solver.rs:11:29 [INFO] [stdout] test ga::model::tests::test_score_population ... ok [INFO] [stderr] | [INFO] [stdout] test ga::model::tests::test_selection ... ok [INFO] [stderr] 11 | pub fn new(model: Model<'_>) -> Solver { [INFO] [stdout] test ga::population::tests::test_population ... ok [INFO] [stderr] | ^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] test ga::solver::tests::test_solver ... ok [INFO] [stderr] | | [INFO] [stdout] test tests::solve_schedule ... ok [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to consistently use `'_` [INFO] [stderr] | [INFO] [stderr] 11 | pub fn new(model: Model<'_>) -> Solver<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/ga/solver.rs:22:22 [INFO] [stderr] | [INFO] [stderr] 22 | pub fn get_model(&self) -> &Model { [INFO] [stderr] | ^^^^^ ------ [INFO] [stderr] | | || [INFO] [stderr] | | |the lifetimes get resolved as `'_` [INFO] [stderr] | | the lifetimes get resolved as `'_` [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 22 | pub fn get_model(&self) -> &Model<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `solver` (lib) generated 3 warnings (run `cargo fix --lib -p solver` to apply 3 suggestions) [INFO] [stderr] warning: `solver` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/solver-e729693e5e404ce8) [INFO] [stdout] test ga::config::tests::test_custom_config ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5f09c1387992f84df14f33f36113d19c3c7dfdd06e061b3c007ded0edbc9a751", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f09c1387992f84df14f33f36113d19c3c7dfdd06e061b3c007ded0edbc9a751", kill_on_drop: false }` [INFO] [stdout] 5f09c1387992f84df14f33f36113d19c3c7dfdd06e061b3c007ded0edbc9a751