[INFO] updating cached repository https://github.com/sgaflv/euler
[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] [stderr] From https://github.com/sgaflv/euler
[INFO] [stderr]    f2e29ac..1d37c46  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1d37c461570584e91a766ef73e17b6f601a17c88
[INFO] testing sgaflv/euler against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgaflv%2Feuler" "/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/sgaflv/euler on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sgaflv/euler
[INFO] finished tweaking git repo https://github.com/sgaflv/euler
[INFO] tweaked toml for git repo https://github.com/sgaflv/euler written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sgaflv/euler already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.44.0" "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] 907162f3d51e811518be994dfed535f175d1d7c944d6f6bf63b8e44e4d739a2e
[INFO] running `"docker" "start" "-a" "907162f3d51e811518be994dfed535f175d1d7c944d6f6bf63b8e44e4d739a2e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling arr_macro_impl v0.1.3
[INFO] [stderr]    Compiling arr_macro v0.1.3
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]  --> src/solve25.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::{BigInt, FromPrimitive, One};
[INFO] [stderr]   |                                  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.58s
[INFO] running `"docker" "inspect" "907162f3d51e811518be994dfed535f175d1d7c944d6f6bf63b8e44e4d739a2e"`
[INFO] running `"docker" "rm" "-f" "907162f3d51e811518be994dfed535f175d1d7c944d6f6bf63b8e44e4d739a2e"`
[INFO] [stdout] 907162f3d51e811518be994dfed535f175d1d7c944d6f6bf63b8e44e4d739a2e
[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" "+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] 2fd814b69cb67cf4e333552033d4b0c241acdf8ced48ee3c9e01e5d5d524adec
[INFO] running `"docker" "start" "-a" "2fd814b69cb67cf4e333552033d4b0c241acdf8ced48ee3c9e01e5d5d524adec"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling euler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]  --> src/solve25.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::{BigInt, FromPrimitive, One};
[INFO] [stderr]   |                                  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "2fd814b69cb67cf4e333552033d4b0c241acdf8ced48ee3c9e01e5d5d524adec"`
[INFO] running `"docker" "rm" "-f" "2fd814b69cb67cf4e333552033d4b0c241acdf8ced48ee3c9e01e5d5d524adec"`
[INFO] [stdout] 2fd814b69cb67cf4e333552033d4b0c241acdf8ced48ee3c9e01e5d5d524adec
[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" "+1.44.0" "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] 397cd24e6dc4f7a6be5e95afb5b44892b2cef0639fbabea804f94f1cf61914d4
[INFO] running `"docker" "start" "-a" "397cd24e6dc4f7a6be5e95afb5b44892b2cef0639fbabea804f94f1cf61914d4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]  --> src/solve25.rs:3:34
[INFO] [stderr]   |
[INFO] [stderr] 3 | use num::{BigInt, FromPrimitive, One};
[INFO] [stderr]   |                                  ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/euler-9d0816d141fd4d55
[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" "397cd24e6dc4f7a6be5e95afb5b44892b2cef0639fbabea804f94f1cf61914d4"`
[INFO] running `"docker" "rm" "-f" "397cd24e6dc4f7a6be5e95afb5b44892b2cef0639fbabea804f94f1cf61914d4"`
[INFO] [stdout] 397cd24e6dc4f7a6be5e95afb5b44892b2cef0639fbabea804f94f1cf61914d4