[INFO] updating cached repository https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic
[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] c9fa81f905cc984bed8d1047a65f122ff8d9fc5f
[INFO] testing intrepion/example-x-rust-x-rustbyexample-com-x-std-panic against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fintrepion%2Fexample-x-rust-x-rustbyexample-com-x-std-panic" "/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/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic
[INFO] finished tweaking git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic
[INFO] tweaked toml for git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-std-panic already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 4c7e6c99926072b0e51ac0025cf1957179201a4f7887ea2788008990f50cee91
[INFO] running `"docker" "start" "-a" "4c7e6c99926072b0e51ac0025cf1957179201a4f7887ea2788008990f50cee91"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-panic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `division`
[INFO] [stderr]  --> src/main.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn division(dividend: i32, divisor: i32) -> i32 {
[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 0.27s
[INFO] running `"docker" "inspect" "4c7e6c99926072b0e51ac0025cf1957179201a4f7887ea2788008990f50cee91"`
[INFO] running `"docker" "rm" "-f" "4c7e6c99926072b0e51ac0025cf1957179201a4f7887ea2788008990f50cee91"`
[INFO] [stdout] 4c7e6c99926072b0e51ac0025cf1957179201a4f7887ea2788008990f50cee91
[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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] b3dc34ace5a7b663054c336668662aa3fca49097afd2a21bb4897cf9c3dd5f85
[INFO] running `"docker" "start" "-a" "b3dc34ace5a7b663054c336668662aa3fca49097afd2a21bb4897cf9c3dd5f85"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-std-panic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `division`
[INFO] [stderr]  --> src/main.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn division(dividend: i32, divisor: i32) -> i32 {
[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 0.27s
[INFO] running `"docker" "inspect" "b3dc34ace5a7b663054c336668662aa3fca49097afd2a21bb4897cf9c3dd5f85"`
[INFO] running `"docker" "rm" "-f" "b3dc34ace5a7b663054c336668662aa3fca49097afd2a21bb4897cf9c3dd5f85"`
[INFO] [stdout] b3dc34ace5a7b663054c336668662aa3fca49097afd2a21bb4897cf9c3dd5f85
[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=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] daf642aa8a97cf4d6a65f02a71e54f86900c7639140bb821ec9b7b62d2bb452e
[INFO] running `"docker" "start" "-a" "daf642aa8a97cf4d6a65f02a71e54f86900c7639140bb821ec9b7b62d2bb452e"`
[INFO] [stderr] warning: function is never used: `division`
[INFO] [stderr]  --> src/main.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn division(dividend: i32, divisor: i32) -> i32 {
[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 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/example_x_rust_x_rustbyexample_com_x_std_panic-674595d8971222b9
[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" "daf642aa8a97cf4d6a65f02a71e54f86900c7639140bb821ec9b7b62d2bb452e"`
[INFO] running `"docker" "rm" "-f" "daf642aa8a97cf4d6a65f02a71e54f86900c7639140bb821ec9b7b62d2bb452e"`
[INFO] [stdout] daf642aa8a97cf4d6a65f02a71e54f86900c7639140bb821ec9b7b62d2bb452e