[INFO] crate Gen_Prime 1.1.9 is already in cache [INFO] testing Gen_Prime-1.1.9 against 1.45.2 for beta-1.46-1 [INFO] extracting crate Gen_Prime 1.1.9 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate Gen_Prime 1.1.9 on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate Gen_Prime 1.1.9 [INFO] finished tweaking crates.io crate Gen_Prime 1.1.9 [INFO] tweaked toml for crates.io crate Gen_Prime 1.1.9 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8b64cd4495958f67b14fdf06158fab0184016902096d40ac8818cf8a162fc037 [INFO] running `Command { std: "docker" "start" "-a" "8b64cd4495958f67b14fdf06158fab0184016902096d40ac8818cf8a162fc037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b64cd4495958f67b14fdf06158fab0184016902096d40ac8818cf8a162fc037", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b64cd4495958f67b14fdf06158fab0184016902096d40ac8818cf8a162fc037", kill_on_drop: false }` [INFO] [stdout] 8b64cd4495958f67b14fdf06158fab0184016902096d40ac8818cf8a162fc037 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a228834f4798b46c00bda661920adf32df2a912a2b7a3aacc6131cc8f17a5a03 [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" "a228834f4798b46c00bda661920adf32df2a912a2b7a3aacc6131cc8f17a5a03", kill_on_drop: false }` [INFO] [stderr] Compiling crunchy v0.1.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling bigint v4.4.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling Gen_Prime v1.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.40s [INFO] running `Command { std: "docker" "inspect" "a228834f4798b46c00bda661920adf32df2a912a2b7a3aacc6131cc8f17a5a03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a228834f4798b46c00bda661920adf32df2a912a2b7a3aacc6131cc8f17a5a03", kill_on_drop: false }` [INFO] [stdout] a228834f4798b46c00bda661920adf32df2a912a2b7a3aacc6131cc8f17a5a03 [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 976695eabd6b4ff5c06ab272d52a168e57adddaf292f1fddd78dc23fc2af31cc [INFO] running `Command { std: "docker" "start" "-a" "976695eabd6b4ff5c06ab272d52a168e57adddaf292f1fddd78dc23fc2af31cc", kill_on_drop: false }` [INFO] [stderr] Compiling Gen_Prime v1.1.9 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.61s [INFO] running `Command { std: "docker" "inspect" "976695eabd6b4ff5c06ab272d52a168e57adddaf292f1fddd78dc23fc2af31cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "976695eabd6b4ff5c06ab272d52a168e57adddaf292f1fddd78dc23fc2af31cc", kill_on_drop: false }` [INFO] [stdout] 976695eabd6b4ff5c06ab272d52a168e57adddaf292f1fddd78dc23fc2af31cc [INFO] running `Command { std: "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 14c1d9ddd2b3d9259d427576b9b9ea5c148c88ff084d306ad35837ea1b0f67a3 [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" "14c1d9ddd2b3d9259d427576b9b9ea5c148c88ff084d306ad35837ea1b0f67a3", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/primes-08fbe6ffcf5d2f0f [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests primes [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 2 tests [INFO] [stdout] test src/primes.rs - (line 80) ... FAILED [INFO] [stdout] test src/primes.rs - (line 27) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/primes.rs - (line 80) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] Introduce a hash [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'attempt to subtract with overflow', src/primes.rs:19:39 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b9e720ba65 - backtrace::backtrace::libunwind::trace::ha215bbf14e328799 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b9e720ba65 - backtrace::backtrace::trace_unsynchronized::h3384b099b135857a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b9e720ba65 - std::sys_common::backtrace::_print_fmt::hfec93740f7294682 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b9e720ba65 - ::fmt::h5fe20777f4174074 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b9e7228fac - core::fmt::write::he14c3177144df275 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x55b9e7209e63 - std::io::Write::write_fmt::h8e26323bfab8bcc5 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x55b9e720df70 - std::sys_common::backtrace::_print::h9cfa4c87526ba064 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55b9e720df70 - std::sys_common::backtrace::print::h94936584848b3272 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55b9e720df70 - std::panicking::default_hook::{{closure}}::h733b20cc9b496e46 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55b9e720dcbc - std::panicking::default_hook::h556d8cff6c12a651 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55b9e720e557 - std::panicking::rust_panic_with_hook::ha0c7ca5b39baa9d5 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x55b9e720e15b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:388 [INFO] [stdout] 12: 0x55b9e72283b1 - core::panicking::panic_fmt::h106d7128cbbc7cd2 [INFO] [stdout] at src/libcore/panicking.rs:101 [INFO] [stdout] 13: 0x55b9e72282fd - core::panicking::panic::hfe03c118d2519816 [INFO] [stdout] at src/libcore/panicking.rs:56 [INFO] [stdout] 14: 0x55b9e71dc7b7 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 15: 0x55b9e71d82a3 - std::rt::lang_start::{{closure}}::hce2334a302f4a64d [INFO] [stdout] 16: 0x55b9e720e928 - std::rt::lang_start_internal::{{closure}}::hefb489d56a389b75 [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 17: 0x55b9e720e928 - std::panicking::try::do_call::hb2bfa58b743656f1 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 18: 0x55b9e720e928 - std::panicking::try::haaa85a89ce3784c3 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 19: 0x55b9e720e928 - std::panic::catch_unwind::h49baa277f74e60cb [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 20: 0x55b9e720e928 - std::rt::lang_start_internal::h7aa2f6739b31fe58 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 21: 0x55b9e71d8288 - std::rt::lang_start::h67316abdc649cab9 [INFO] [stdout] 22: 0x55b9e71dc85b - main [INFO] [stdout] 23: 0x7f49752770b3 - __libc_start_main [INFO] [stdout] 24: 0x55b9e71d817e - _start [INFO] [stdout] 25: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/primes.rs - (line 80) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "14c1d9ddd2b3d9259d427576b9b9ea5c148c88ff084d306ad35837ea1b0f67a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14c1d9ddd2b3d9259d427576b9b9ea5c148c88ff084d306ad35837ea1b0f67a3", kill_on_drop: false }` [INFO] [stdout] 14c1d9ddd2b3d9259d427576b9b9ea5c148c88ff084d306ad35837ea1b0f67a3