[INFO] updating cached repository https://github.com/fulstaph/minmaxheap-rust [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c3f5d581174735248fa2e4d2a38bcfa184f7091c [INFO] testing fulstaph/minmaxheap-rust against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffulstaph%2Fminmaxheap-rust" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/fulstaph/minmaxheap-rust on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/fulstaph/minmaxheap-rust [INFO] finished tweaking git repo https://github.com/fulstaph/minmaxheap-rust [INFO] tweaked toml for git repo https://github.com/fulstaph/minmaxheap-rust written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/fulstaph/minmaxheap-rust already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 26470b234238210989a2a4c354050136ea5aebd5a521ee664d66ea3b13778aec [INFO] running `"docker" "start" "-a" "26470b234238210989a2a4c354050136ea5aebd5a521ee664d66ea3b13778aec"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling proc-macro-hack v0.5.12 [INFO] [stderr] Compiling conditional_impl v0.1.1 [INFO] [stderr] Compiling conditional v0.1.1 [INFO] [stderr] Compiling min-max-heap v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::minmaxheap::minmaxheap::MinMaxHeap` [INFO] [stderr] --> src/minmaxheap/minmaxheap_tests.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::minmaxheap::minmaxheap::MinMaxHeap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `rand::Rng` [INFO] [stderr] --> src/minmaxheap/minmaxheap_tests.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use rand::Rng; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:18:12 [INFO] [stderr] | [INFO] [stderr] 18 | pub fn from(v: &Vec) -> Self { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_capacity` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn with_capacity(len: usize) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `empty` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:38:12 [INFO] [stderr] | [INFO] [stderr] 38 | pub fn empty(&self) -> bool { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_min` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:51:12 [INFO] [stderr] | [INFO] [stderr] 51 | pub fn peek_min(&self) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `peek_max` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:56:12 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn peek_max(&self) -> Option { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `erase` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:103:12 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn erase(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `right_child` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:218:12 [INFO] [stderr] | [INFO] [stderr] 218 | pub fn right_child(index: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_on_max_level` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn is_on_max_level(index: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Operation` [INFO] [stderr] --> src/minmaxheap/minmaxheap_tests.rs:112:6 [INFO] [stderr] | [INFO] [stderr] 112 | enum Operation { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `from` [INFO] [stderr] --> src/minmaxheap/minmaxheap_tests.rs:122:12 [INFO] [stderr] | [INFO] [stderr] 122 | pub fn from(num: i32) -> Option { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `generate_random_data_set` [INFO] [stderr] --> src/minmaxheap/minmaxheap_tests.rs:135:4 [INFO] [stderr] | [INFO] [stderr] 135 | fn generate_random_data_set(size: usize) -> Vec { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.53s [INFO] running `"docker" "inspect" "26470b234238210989a2a4c354050136ea5aebd5a521ee664d66ea3b13778aec"` [INFO] running `"docker" "rm" "-f" "26470b234238210989a2a4c354050136ea5aebd5a521ee664d66ea3b13778aec"` [INFO] [stdout] 26470b234238210989a2a4c354050136ea5aebd5a521ee664d66ea3b13778aec [INFO] running `"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" "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" "+beta-2020-06-03" "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] 7811705082dd314b7c5180b827f4ff518eaefddee1d85ec8bca380330c1544a5 [INFO] running `"docker" "start" "-a" "7811705082dd314b7c5180b827f4ff518eaefddee1d85ec8bca380330c1544a5"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling min-max-heap v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_capacity` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn with_capacity(len: usize) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `erase` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:103:12 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn erase(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `right_child` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:218:12 [INFO] [stderr] | [INFO] [stderr] 218 | pub fn right_child(index: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_on_max_level` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn is_on_max_level(index: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.27s [INFO] running `"docker" "inspect" "7811705082dd314b7c5180b827f4ff518eaefddee1d85ec8bca380330c1544a5"` [INFO] running `"docker" "rm" "-f" "7811705082dd314b7c5180b827f4ff518eaefddee1d85ec8bca380330c1544a5"` [INFO] [stdout] 7811705082dd314b7c5180b827f4ff518eaefddee1d85ec8bca380330c1544a5 [INFO] running `"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" "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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4f4af1208ac6a953d85da77699419c88ffe1924533161116a210cd14546fba90 [INFO] running `"docker" "start" "-a" "4f4af1208ac6a953d85da77699419c88ffe1924533161116a210cd14546fba90"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Range` [INFO] [stderr] --> src/main.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::ops::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `with_capacity` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:32:12 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn with_capacity(len: usize) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `erase` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:103:12 [INFO] [stderr] | [INFO] [stderr] 103 | pub fn erase(&mut self) { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `right_child` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:218:12 [INFO] [stderr] | [INFO] [stderr] 218 | pub fn right_child(index: usize) -> usize { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `is_on_max_level` [INFO] [stderr] --> src/minmaxheap/minmaxheap.rs:229:12 [INFO] [stderr] | [INFO] [stderr] 229 | pub fn is_on_max_level(index: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/min_max_heap-d02879df5f8da464 [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test minmaxheap::minmaxheap_tests::pop_min_test ... ok [INFO] [stdout] test minmaxheap::minmaxheap_tests::pop_last_test ... ok [INFO] [stdout] test minmaxheap::minmaxheap_tests::pop_max_test ... ok [INFO] [stdout] test minmaxheap::minmaxheap_tests::peek_max_test ... ok [INFO] [stdout] test minmaxheap::minmaxheap_tests::peek_min_test ... ok [INFO] [stdout] test minmaxheap::minmaxheap_tests::weird_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "4f4af1208ac6a953d85da77699419c88ffe1924533161116a210cd14546fba90"` [INFO] running `"docker" "rm" "-f" "4f4af1208ac6a953d85da77699419c88ffe1924533161116a210cd14546fba90"` [INFO] [stdout] 4f4af1208ac6a953d85da77699419c88ffe1924533161116a210cd14546fba90