[INFO] fetching crate hexponent 0.3.0...
[INFO] testing hexponent-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hexponent 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hexponent 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hexponent 0.3.0
[INFO] finished tweaking crates.io crate hexponent 0.3.0
[INFO] tweaked toml for crates.io crate hexponent 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6620e682b30f86d545f837dea61e694b0aa585d6dfaf1c2504fe6f11a8e715be
[INFO] running `"docker" "start" "-a" "6620e682b30f86d545f837dea61e694b0aa585d6dfaf1c2504fe6f11a8e715be"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hexponent v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "6620e682b30f86d545f837dea61e694b0aa585d6dfaf1c2504fe6f11a8e715be"`
[INFO] running `"docker" "rm" "-f" "6620e682b30f86d545f837dea61e694b0aa585d6dfaf1c2504fe6f11a8e715be"`
[INFO] [stdout] 6620e682b30f86d545f837dea61e694b0aa585d6dfaf1c2504fe6f11a8e715be
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 80b05e2ac9242586625c64bba7190d6e2e01220c2cdbca8f15111b46652aee23
[INFO] running `"docker" "start" "-a" "80b05e2ac9242586625c64bba7190d6e2e01220c2cdbca8f15111b46652aee23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hexponent v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `f64_to_string`
[INFO] [stderr]    --> src/tests.rs:242:12
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn f64_to_string(f: f64) -> Result<Vec<u8>, ()> {
[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 1.37s
[INFO] running `"docker" "inspect" "80b05e2ac9242586625c64bba7190d6e2e01220c2cdbca8f15111b46652aee23"`
[INFO] running `"docker" "rm" "-f" "80b05e2ac9242586625c64bba7190d6e2e01220c2cdbca8f15111b46652aee23"`
[INFO] [stdout] 80b05e2ac9242586625c64bba7190d6e2e01220c2cdbca8f15111b46652aee23
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 21e10790699ad0c2fc87cb7398fd8d7c9a99e8590f6b198843fc5273839284dd
[INFO] running `"docker" "start" "-a" "21e10790699ad0c2fc87cb7398fd8d7c9a99e8590f6b198843fc5273839284dd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: function is never used: `f64_to_string`
[INFO] [stderr]    --> src/tests.rs:242:12
[INFO] [stderr]     |
[INFO] [stderr] 242 |     pub fn f64_to_string(f: f64) -> Result<Vec<u8>, ()> {
[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 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hexponent-93d877b63d98641e
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_subnormal ... ignored
[INFO] [stdout] test tests::test_error_indecies ... ok
[INFO] [stdout] test tests::test_incomplete ... ok
[INFO] [stdout] test tests::test_overflow_underflow ... ok
[INFO] [stdout] test tests::test_zero ... ok
[INFO] [stdout] test tests::test_zero_trimming ... ok
[INFO] [stdout] test tests::test_imprecise_conversions ... ok
[INFO] [stdout] test tests::test_fractions ... ok
[INFO] [stdout] test tests::test_fuzzer_finds ... ok
[INFO] [stdout] test tests::test_double_precision ... ok
[INFO] [stdout] test tests::test_exponents ... ok
[INFO] [stdout] test tests::test_integers ... ok
[INFO] [stdout] test tests::rcc_tests ... ok
[INFO] [stderr]    Doc-tests hexponent
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "21e10790699ad0c2fc87cb7398fd8d7c9a99e8590f6b198843fc5273839284dd"`
[INFO] running `"docker" "rm" "-f" "21e10790699ad0c2fc87cb7398fd8d7c9a99e8590f6b198843fc5273839284dd"`
[INFO] [stdout] 21e10790699ad0c2fc87cb7398fd8d7c9a99e8590f6b198843fc5273839284dd