[INFO] fetching crate pareto_front 1.0.1... [INFO] testing pareto_front-1.0.1 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate pareto_front 1.0.1 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate pareto_front 1.0.1 [INFO] finished tweaking crates.io crate pareto_front 1.0.1 [INFO] tweaked toml for crates.io crate pareto_front 1.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pareto_front 1.0.1 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate pareto_front 1.0.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0cc49abed83ff85f9d423b63525503a28ac19f72882974cc6412755cf901bf3 [INFO] running `Command { std: "docker" "start" "-a" "b0cc49abed83ff85f9d423b63525503a28ac19f72882974cc6412755cf901bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0cc49abed83ff85f9d423b63525503a28ac19f72882974cc6412755cf901bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0cc49abed83ff85f9d423b63525503a28ac19f72882974cc6412755cf901bf3", kill_on_drop: false }` [INFO] [stdout] b0cc49abed83ff85f9d423b63525503a28ac19f72882974cc6412755cf901bf3 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 15dec0457817eb1193c1265a3b1ab32de72f32b16677187278cd0edc99ec8183 [INFO] running `Command { std: "docker" "start" "-a" "15dec0457817eb1193c1265a3b1ab32de72f32b16677187278cd0edc99ec8183", kill_on_drop: false }` [INFO] [stderr] Compiling pareto_front v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "15dec0457817eb1193c1265a3b1ab32de72f32b16677187278cd0edc99ec8183", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "15dec0457817eb1193c1265a3b1ab32de72f32b16677187278cd0edc99ec8183", kill_on_drop: false }` [INFO] [stdout] 15dec0457817eb1193c1265a3b1ab32de72f32b16677187278cd0edc99ec8183 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fe77654e08167ac0678686e482cd42a34fe16ae69c21f4c0ceff0e7e6986363 [INFO] running `Command { std: "docker" "start" "-a" "8fe77654e08167ac0678686e482cd42a34fe16ae69c21f4c0ceff0e7e6986363", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling proc-macro2 v1.0.30 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling syn v1.0.80 [INFO] [stderr] Compiling serde_json v1.0.68 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.14 [INFO] [stderr] Compiling itertools v0.10.1 [INFO] [stderr] Compiling half v1.8.0 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling getrandom v0.2.3 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling rand_distr v0.4.2 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling pareto_front v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 22.36s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] running `Command { std: "docker" "inspect" "8fe77654e08167ac0678686e482cd42a34fe16ae69c21f4c0ceff0e7e6986363", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fe77654e08167ac0678686e482cd42a34fe16ae69c21f4c0ceff0e7e6986363", kill_on_drop: false }` [INFO] [stdout] 8fe77654e08167ac0678686e482cd42a34fe16ae69c21f4c0ceff0e7e6986363 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 947c2469e34f5c4d86a3c618b149a0b8e3e9efde3291931b71c15fff59d81455 [INFO] running `Command { std: "docker" "start" "-a" "947c2469e34f5c4d86a3c618b149a0b8e3e9efde3291931b71c15fff59d81455", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/pareto_front_implementation/pareto_front.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | pub fn iter(&self) -> Iter [INFO] [stderr] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 174 | pub fn iter(&self) -> Iter<'_, T> [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `pareto_front` (lib) generated 1 warning (run `cargo fix --lib -p pareto_front` to apply 1 suggestion) [INFO] [stderr] warning: `pareto_front` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pareto_front-7dc8c4d7c9a8bd1d) [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pareto_front-b9e7b05d00970af1) [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] [stdout] [INFO] [stderr] Running tests/concurrent_pareto_front.rs (/opt/rustwide/target/debug/deps/concurrent_pareto_front-0dfe3efe65d34659) [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test simulated_push_concurrent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/pareto_element.rs (/opt/rustwide/target/debug/deps/pareto_element-4a71026e50b6213c) [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; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/pareto_front.rs (/opt/rustwide/target/debug/deps/pareto_front-64e2e197d586284c) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test push3 ... ok [INFO] [stdout] test push_associativity ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests pareto_front [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/pareto_front_implementation/pareto_front.rs - pareto_front_implementation::pareto_front::ParetoFront::push (line 90) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] test src/pareto_front_implementation/dominate.rs - pareto_front_implementation::dominate::Dominate::dominate (line 7) ... ok [INFO] [stdout] test src/pareto_front_implementation/pareto_front.rs - pareto_front_implementation::pareto_front::ParetoFront::from_iter (line 218) ... ok [INFO] [stdout] test src/lib.rs - (line 45) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "947c2469e34f5c4d86a3c618b149a0b8e3e9efde3291931b71c15fff59d81455", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "947c2469e34f5c4d86a3c618b149a0b8e3e9efde3291931b71c15fff59d81455", kill_on_drop: false }` [INFO] [stdout] 947c2469e34f5c4d86a3c618b149a0b8e3e9efde3291931b71c15fff59d81455