[INFO] cloning repository https://github.com/tyranron/rust-dojo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tyranron/rust-dojo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyranron%2Frust-dojo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyranron%2Frust-dojo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ef72fdf309e7642f225a91729c399149e131b06
[INFO] testing tyranron/rust-dojo against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyranron%2Frust-dojo" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tyranron/rust-dojo on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tyranron/rust-dojo
[INFO] finished tweaking git repo https://github.com/tyranron/rust-dojo
[INFO] tweaked toml for git repo https://github.com/tyranron/rust-dojo written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tyranron/rust-dojo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17d3e9aa08589adc3067acf0243815982f9143e5b5c1bc4b5037fda5dede7017
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "17d3e9aa08589adc3067acf0243815982f9143e5b5c1bc4b5037fda5dede7017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17d3e9aa08589adc3067acf0243815982f9143e5b5c1bc4b5037fda5dede7017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17d3e9aa08589adc3067acf0243815982f9143e5b5c1bc4b5037fda5dede7017", kill_on_drop: false }`
[INFO] [stdout] 17d3e9aa08589adc3067acf0243815982f9143e5b5c1bc4b5037fda5dede7017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee22df683b06f3207ef75bfcf7b6f89f391e13d2341a5defe7ee86ce3b2030f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ee22df683b06f3207ef75bfcf7b6f89f391e13d2341a5defe7ee86ce3b2030f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my-dojo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `count_positives_sum_negatives`
[INFO] [stdout]  --> src/count_of_pos_and_sum_of_neg/mod.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn count_positives_sum_negatives(input: Vec<i32>) -> Vec<i32> {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `epidemic_imper`
[INFO] [stdout]  --> src/disease_spread/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn epidemic_imper(tm: i32, n: i32, s0: i32, i0: i32, b: f64, a: f64) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `epidemic_funct`
[INFO] [stdout]   --> src/disease_spread/mod.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn epidemic_funct(tm: i32, n: i32, s0: i32, i0: i32, b: f64, a: f64) -> i32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_fracts`
[INFO] [stdout]  --> src/irreducible_sum_of_rationals/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn sum_fracts(l: Vec<(i64, i64)>) -> Option<(i64, i64)> {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `euclid_gcd`
[INFO] [stdout]   --> src/irreducible_sum_of_rationals/mod.rs:22:4
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn euclid_gcd(a: i64, b: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `rnd10`
[INFO] [stdout]  --> src/pi_approximation/mod.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn rnd10(f: f64) -> f64 {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_pi`
[INFO] [stdout]   --> src/pi_approximation/mod.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn iter_pi(epsilon: f64) -> (i32, f64) {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_nb`
[INFO] [stdout]  --> src/pile_of_cubes/mod.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn find_nb(m: u64) -> i32 {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "ee22df683b06f3207ef75bfcf7b6f89f391e13d2341a5defe7ee86ce3b2030f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee22df683b06f3207ef75bfcf7b6f89f391e13d2341a5defe7ee86ce3b2030f0", kill_on_drop: false }`
[INFO] [stdout] ee22df683b06f3207ef75bfcf7b6f89f391e13d2341a5defe7ee86ce3b2030f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe3a752088103867d735497f72e5fcf476b4c0fba9c171c5ba448a7f3963f4c1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe3a752088103867d735497f72e5fcf476b4c0fba9c171c5ba448a7f3963f4c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling my-dojo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "fe3a752088103867d735497f72e5fcf476b4c0fba9c171c5ba448a7f3963f4c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe3a752088103867d735497f72e5fcf476b4c0fba9c171c5ba448a7f3963f4c1", kill_on_drop: false }`
[INFO] [stdout] fe3a752088103867d735497f72e5fcf476b4c0fba9c171c5ba448a7f3963f4c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 552ce9769db0f73eb66c394c0611f77859d6cfcef26872dffa4efe125364757d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "552ce9769db0f73eb66c394c0611f77859d6cfcef26872dffa4efe125364757d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/my_dojo-797fb44c2646d0f1
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test count_of_pos_and_sum_of_neg::empty_on_empty ... ok
[INFO] [stdout] test count_of_pos_and_sum_of_neg::returns_expected ... ok
[INFO] [stdout] test disease_spread::spec::basic_tests_funct ... ok
[INFO] [stdout] test irreducible_sum_of_rationals::tests_sum_fracts ... ok
[INFO] [stdout] test pile_of_cubes::spec::basics_imper_find_nb ... ok
[INFO] [stdout] test disease_spread::spec::basic_tests_imper ... ok
[INFO] [stdout] test irreducible_sum_of_rationals::test_euclid ... ok
[INFO] [stdout] test pi_approximation::tests_iter_pi ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "552ce9769db0f73eb66c394c0611f77859d6cfcef26872dffa4efe125364757d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552ce9769db0f73eb66c394c0611f77859d6cfcef26872dffa4efe125364757d", kill_on_drop: false }`
[INFO] [stdout] 552ce9769db0f73eb66c394c0611f77859d6cfcef26872dffa4efe125364757d