[INFO] cloning repository https://github.com/fmendez/euler-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fmendez/euler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmendez%2Feuler-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmendez%2Feuler-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddd2ac7cf5dbdf15a545df3d3e7f5ea6146464c7
[INFO] testing fmendez/euler-rs against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffmendez%2Feuler-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fmendez/euler-rs on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fmendez/euler-rs
[INFO] finished tweaking git repo https://github.com/fmendez/euler-rs
[INFO] tweaked toml for git repo https://github.com/fmendez/euler-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/fmendez/euler-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4c07a5f1e7f721c20d3accca6e8077d3df95e93fa7e44b45401ee3a3c3ed4be
[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" "a4c07a5f1e7f721c20d3accca6e8077d3df95e93fa7e44b45401ee3a3c3ed4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4c07a5f1e7f721c20d3accca6e8077d3df95e93fa7e44b45401ee3a3c3ed4be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4c07a5f1e7f721c20d3accca6e8077d3df95e93fa7e44b45401ee3a3c3ed4be", kill_on_drop: false }`
[INFO] [stdout] a4c07a5f1e7f721c20d3accca6e8077d3df95e93fa7e44b45401ee3a3c3ed4be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9da9c7f7a8ba8e5e6eb84dacfd1d3792dc85d119b4b938928be9eb6aec4079e1
[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" "9da9c7f7a8ba8e5e6eb84dacfd1d3792dc85d119b4b938928be9eb6aec4079e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sum_multiples_of_a_and_b_below_z`
[INFO] [stdout]  --> src/problems/problem_001.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sum_multiples_of_a_and_b_below_z(a: u64, b: u64, z: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `divible_by`
[INFO] [stdout]  --> src/problems/problem_001.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn divible_by(n: u64, z: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_even_fibonacci_not_exceeding_x`
[INFO] [stdout]  --> src/problems/problem_002.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sum_even_fibonacci_not_exceeding_x(target: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9da9c7f7a8ba8e5e6eb84dacfd1d3792dc85d119b4b938928be9eb6aec4079e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9da9c7f7a8ba8e5e6eb84dacfd1d3792dc85d119b4b938928be9eb6aec4079e1", kill_on_drop: false }`
[INFO] [stdout] 9da9c7f7a8ba8e5e6eb84dacfd1d3792dc85d119b4b938928be9eb6aec4079e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b275faa959da722fc5825b131aec0d67f1dfb59cae8d6e0e334ee91378bd13a0
[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" "b275faa959da722fc5825b131aec0d67f1dfb59cae8d6e0e334ee91378bd13a0", kill_on_drop: false }`
[INFO] [stdout] warning: function is never used: `sum_multiples_of_a_and_b_below_z`
[INFO] [stdout]  --> src/problems/problem_001.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sum_multiples_of_a_and_b_below_z(a: u64, b: u64, z: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling euler-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `divible_by`
[INFO] [stdout]  --> src/problems/problem_001.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn divible_by(n: u64, z: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sum_even_fibonacci_not_exceeding_x`
[INFO] [stdout]  --> src/problems/problem_002.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sum_even_fibonacci_not_exceeding_x(target: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "b275faa959da722fc5825b131aec0d67f1dfb59cae8d6e0e334ee91378bd13a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b275faa959da722fc5825b131aec0d67f1dfb59cae8d6e0e334ee91378bd13a0", kill_on_drop: false }`
[INFO] [stdout] b275faa959da722fc5825b131aec0d67f1dfb59cae8d6e0e334ee91378bd13a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 40f103f93bbf1e713eb078d0b8b45f140707cce87ed32d868c3ca61e2fb574d9
[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" "40f103f93bbf1e713eb078d0b8b45f140707cce87ed32d868c3ca61e2fb574d9", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `sum_multiples_of_a_and_b_below_z`
[INFO] [stderr]  --> src/problems/problem_001.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn sum_multiples_of_a_and_b_below_z(a: u64, b: u64, z: u64) -> u64 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `divible_by`
[INFO] [stderr]  --> src/problems/problem_001.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn divible_by(n: u64, z: u64) -> u64 {
[INFO] [stderr]   |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sum_even_fibonacci_not_exceeding_x`
[INFO] [stderr]  --> src/problems/problem_002.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn sum_even_fibonacci_not_exceeding_x(target: u64) -> u64 {
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler_rs-f6140b077d59b60b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test problems::problem_002::test::sum_even_fibonacci_not_exceeding_x_test ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler_rs-4653bc55ad07e154
[INFO] [stdout] test problems::problem_001::test::sum_multiples_of_a_and_b_below_z_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests euler-rs
[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] [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 `Command { std: "docker" "inspect" "40f103f93bbf1e713eb078d0b8b45f140707cce87ed32d868c3ca61e2fb574d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f103f93bbf1e713eb078d0b8b45f140707cce87ed32d868c3ca61e2fb574d9", kill_on_drop: false }`
[INFO] [stdout] 40f103f93bbf1e713eb078d0b8b45f140707cce87ed32d868c3ca61e2fb574d9