[INFO] updating cached repository https://github.com/kevin970401/fiv
[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] 6bd1ec0166462d2de28c5c53c8abc17e29131e2d
[INFO] testing kevin970401/fiv against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevin970401%2Ffiv" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevin970401/fiv 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/kevin970401/fiv
[INFO] finished tweaking git repo https://github.com/kevin970401/fiv
[INFO] tweaked toml for git repo https://github.com/kevin970401/fiv written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/kevin970401/fiv 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] running `"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" "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] [stdout] 23faf467745bdb23bd78f5fb91b1af6273054828469178509070603155d87c28
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "23faf467745bdb23bd78f5fb91b1af6273054828469178509070603155d87c28"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.4.0
[INFO] [stderr]    Compiling rustversion v1.0.1
[INFO] [stderr]    Compiling proc-macro-error v0.4.5
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.5
[INFO] [stderr]    Compiling structopt-derive v0.4.1
[INFO] [stderr]    Compiling structopt v0.3.8
[INFO] [stderr]    Compiling fiv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.87s
[INFO] running `"docker" "inspect" "23faf467745bdb23bd78f5fb91b1af6273054828469178509070603155d87c28"`
[INFO] running `"docker" "rm" "-f" "23faf467745bdb23bd78f5fb91b1af6273054828469178509070603155d87c28"`
[INFO] [stdout] 23faf467745bdb23bd78f5fb91b1af6273054828469178509070603155d87c28
[INFO] running `"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" "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] d81b1df503cfd54af1346b4ba46d29d469c19622e127b69484fa93e1e552ad3b
[INFO] running `"docker" "start" "-a" "d81b1df503cfd54af1346b4ba46d29d469c19622e127b69484fa93e1e552ad3b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling fiv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "d81b1df503cfd54af1346b4ba46d29d469c19622e127b69484fa93e1e552ad3b"`
[INFO] running `"docker" "rm" "-f" "d81b1df503cfd54af1346b4ba46d29d469c19622e127b69484fa93e1e552ad3b"`
[INFO] [stdout] d81b1df503cfd54af1346b4ba46d29d469c19622e127b69484fa93e1e552ad3b
[INFO] running `"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" "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] 555ea8b2efe604e29e345bb0a4716c39bda764b23e0d729dddfc12b3b541f76d
[INFO] running `"docker" "start" "-a" "555ea8b2efe604e29e345bb0a4716c39bda764b23e0d729dddfc12b3b541f76d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `paths`
[INFO] [stderr]  --> src/display.rs:1:16
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn display(paths: &[&str]){
[INFO] [stderr]   |                ^^^^^ help: if this is intentional, prefix it with an underscore: `_paths`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fiv-f9c2b087028c0a00
[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" "555ea8b2efe604e29e345bb0a4716c39bda764b23e0d729dddfc12b3b541f76d"`
[INFO] running `"docker" "rm" "-f" "555ea8b2efe604e29e345bb0a4716c39bda764b23e0d729dddfc12b3b541f76d"`
[INFO] [stdout] 555ea8b2efe604e29e345bb0a4716c39bda764b23e0d729dddfc12b3b541f76d