[INFO] crate dividebatur 0.2.1 is already in cache [INFO] testing dividebatur-0.2.1 against 1.44.0 for beta-1.45-1 [INFO] extracting crate dividebatur 0.2.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate dividebatur 0.2.1 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate dividebatur 0.2.1 [INFO] finished tweaking crates.io crate dividebatur 0.2.1 [INFO] tweaked toml for crates.io crate dividebatur 0.2.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stdout] ad1d9fe374047d806ca44aed39c10e5d40fa330a029ac5ff3850e66ebd50b676 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "ad1d9fe374047d806ca44aed39c10e5d40fa330a029ac5ff3850e66ebd50b676"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling tempfile v2.2.0 [INFO] [stderr] Compiling dividebatur v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.29s [INFO] running `"docker" "inspect" "ad1d9fe374047d806ca44aed39c10e5d40fa330a029ac5ff3850e66ebd50b676"` [INFO] running `"docker" "rm" "-f" "ad1d9fe374047d806ca44aed39c10e5d40fa330a029ac5ff3850e66ebd50b676"` [INFO] [stdout] ad1d9fe374047d806ca44aed39c10e5d40fa330a029ac5ff3850e66ebd50b676 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d8535c08be5703782acc27f54b9e4e7723f46617308a6f42bb5636d43c6a033c [INFO] running `"docker" "start" "-a" "d8535c08be5703782acc27f54b9e4e7723f46617308a6f42bb5636d43c6a033c"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling dividebatur v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `"docker" "inspect" "d8535c08be5703782acc27f54b9e4e7723f46617308a6f42bb5636d43c6a033c"` [INFO] running `"docker" "rm" "-f" "d8535c08be5703782acc27f54b9e4e7723f46617308a6f42bb5636d43c6a033c"` [INFO] [stdout] d8535c08be5703782acc27f54b9e4e7723f46617308a6f42bb5636d43c6a033c [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"` [INFO] [stdout] 633faffdef30df4a2f17ea14ef60bb8267cff77507738f264378965157ec22a1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "633faffdef30df4a2f17ea14ef60bb8267cff77507738f264378965157ec22a1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/candidates.rs:42:81 [INFO] [stderr] | [INFO] [stderr] 42 | pub fn load(filename: &str, state: &str) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/aec/data/candidates.rs:67:8 [INFO] [stderr] | [INFO] [stderr] 67 | Ok((rows)) [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/aec/data/formalpreferences.rs:107:89 [INFO] [stderr] | [INFO] [stderr] 107 | pub fn load(filename: &str, candidates: &CandidateData) -> Result, Box> { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/engine.rs:304:80 [INFO] [stderr] | [INFO] [stderr] 304 | fn find_tie_breaker(&self, candidates: &Vec) -> Option> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.31s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dividebatur-9bdaa381cb8df892 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dividebatur-e2c5d044411952e9 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test aec::data::formalpreferences::tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test aec::data::formalpreferences::tests::it_works ... ok [INFO] [stderr] Doc-tests dividebatur [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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 `"docker" "inspect" "633faffdef30df4a2f17ea14ef60bb8267cff77507738f264378965157ec22a1"` [INFO] running `"docker" "rm" "-f" "633faffdef30df4a2f17ea14ef60bb8267cff77507738f264378965157ec22a1"` [INFO] [stdout] 633faffdef30df4a2f17ea14ef60bb8267cff77507738f264378965157ec22a1