[INFO] updating cached repository https://github.com/kamilduda/rust_fizz_buzz
[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] dc6b44b38c23010d708ff82bf4f75a38b7e145f5
[INFO] testing kamilduda/rust_fizz_buzz against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkamilduda%2Frust_fizz_buzz" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kamilduda/rust_fizz_buzz 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/kamilduda/rust_fizz_buzz
[INFO] finished tweaking git repo https://github.com/kamilduda/rust_fizz_buzz
[INFO] tweaked toml for git repo https://github.com/kamilduda/rust_fizz_buzz written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/kamilduda/rust_fizz_buzz 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c18cf1f3513a929acaf3aa20a8c7511fc29317b7f1dbd66fa92f7019232db5c2
[INFO] running `"docker" "start" "-a" "c18cf1f3513a929acaf3aa20a8c7511fc29317b7f1dbd66fa92f7019232db5c2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fizz_buzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `is_divisible`
[INFO] [stderr]   --> src/math/mod.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn is_divisible(x: i32, divisor: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `"docker" "inspect" "c18cf1f3513a929acaf3aa20a8c7511fc29317b7f1dbd66fa92f7019232db5c2"`
[INFO] running `"docker" "rm" "-f" "c18cf1f3513a929acaf3aa20a8c7511fc29317b7f1dbd66fa92f7019232db5c2"`
[INFO] [stdout] c18cf1f3513a929acaf3aa20a8c7511fc29317b7f1dbd66fa92f7019232db5c2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 18ab517f3bd86add7433da96caff4e880705efcbc8058e21454b97a70011c092
[INFO] running `"docker" "start" "-a" "18ab517f3bd86add7433da96caff4e880705efcbc8058e21454b97a70011c092"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling oorandom v11.1.0
[INFO] [stderr] warning: function is never used: `is_divisible`
[INFO] [stderr]   --> src/math/mod.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn is_divisible(x: i32, divisor: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling plotters v0.2.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.1
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling regex v1.3.4
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling bstr v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.46
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.1
[INFO] [stderr]    Compiling fizz_buzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `"docker" "inspect" "18ab517f3bd86add7433da96caff4e880705efcbc8058e21454b97a70011c092"`
[INFO] running `"docker" "rm" "-f" "18ab517f3bd86add7433da96caff4e880705efcbc8058e21454b97a70011c092"`
[INFO] [stdout] 18ab517f3bd86add7433da96caff4e880705efcbc8058e21454b97a70011c092
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 3cbe060c2b5256692d3b7d803a5dc708d935235ac5da3fa5fb35fb8c48a34e3b
[INFO] running `"docker" "start" "-a" "3cbe060c2b5256692d3b7d803a5dc708d935235ac5da3fa5fb35fb8c48a34e3b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `is_divisible`
[INFO] [stderr]   --> src/math/mod.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub fn is_divisible(x: i32, divisor: i32) -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizz_buzz-595f5ddb8fb923aa
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test math::tests::when_divisible_then_true ... ok
[INFO] [stdout] test tests::when_15_then_fizz_buzz ... ok
[INFO] [stdout] test tests::when_10_then_5 ... ok
[INFO] [stdout] test math::tests::when_not_divisible_then_false ... ok
[INFO] [stdout] test math::tests::when_divisible_then_true_alternative ... ok
[INFO] [stdout] test math::tests::when_not_divisible_then_false_alternative ... ok
[INFO] [stdout] test tests::when_2_then_2 ... ok
[INFO] [stdout] test tests::when_1_then_1 ... ok
[INFO] [stdout] test tests::when_3_then_fizz ... ok
[INFO] [stdout] test tests::when_5_then_5 ... ok
[INFO] [stdout] test tests::when_4_then_4 ... ok
[INFO] [stdout] test math::tests::when_division_by_zero_then_panic_alternative ... ok
[INFO] [stdout] test math::tests::when_division_by_zero_then_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fizz_buzz-e17356df9d99be94
[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] [stderr]      Running /opt/rustwide/target/debug/deps/fizz_buzz_use_case-f7b47727d643c2ec
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test when_2_then_2 ... ok
[INFO] [stdout] test when_15_then_fizz_buzz ... ok
[INFO] [stdout] test when_10_then_5 ... ok
[INFO] [stdout] test when_5_then_5 ... ok
[INFO] [stdout] test when_1_then_1 ... ok
[INFO] [stdout] test when_4_then_4 ... ok
[INFO] [stdout] test when_3_then_fizz ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fizz_buzz
[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" "3cbe060c2b5256692d3b7d803a5dc708d935235ac5da3fa5fb35fb8c48a34e3b"`
[INFO] running `"docker" "rm" "-f" "3cbe060c2b5256692d3b7d803a5dc708d935235ac5da3fa5fb35fb8c48a34e3b"`
[INFO] [stdout] 3cbe060c2b5256692d3b7d803a5dc708d935235ac5da3fa5fb35fb8c48a34e3b